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Mrokon A, Oehler J, Breunig I. Continuous adiabatic frequency conversion for FMCW-LiDAR. Sci Rep 2024; 14:4990. [PMID: 38424205 PMCID: PMC10904768 DOI: 10.1038/s41598-024-55687-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2023] [Accepted: 02/26/2024] [Indexed: 03/02/2024] Open
Abstract
Continuous tuning of the frequency of laser light serves as the fundamental basis for a myriad of applications spanning basic scientific research to industrial settings. These applications encompass endeavors such as the detection of gravitational waves, the development of precise optical clocks, environmental monitoring for health and ecological purposes, as well as distance measurement techniques. However, achieving a broad tuning range exceeding 100 GHz along with sub-microsecond tuning times, inherent linearity in tuning, and coherence lengths beyond 10 m presents significant challenges. Here, we demonstrate that electro-optically driven adiabatic frequency converters utilizing high-Q microresonators fabricated from lithium niobate possess the capability to convert arbitrary voltage signals into frequency chirps with temporal resolutions below 1 µs. The temporal evolution of the frequency correlates accurately with the applied voltage signal. We have achieved to generate 200-ns-long frequency chirps with deviations of less than 1 % from perfect linearity without requiring supplementary measures. The coefficient of determination isR 2 > 0.999 . Moreover, the coherence length of the emitted light exceeds 20 m. To validate these findings, we employ the linear frequency sweeps for Frequency-Modulated Continuous Wave (FMCW) LiDAR covering distances ranging from 0.5 to 10 m. Leveraging the demonstrated nanosecond-level tuning capabilities, coupled with the potential to tune the eigenfrequency of lithium-niobate-based resonators by several hundred GHz, our results show that electro-optically driven adiabatic frequency converters can be used in applications that require ultrafast and flexible continuous frequency tuning characterized by inherent linearity and substantial coherence length.
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Affiliation(s)
- Alexander Mrokon
- Laboratory for Optical Systems, Department of Microsystems Engineering - IMTEK, University of Freiburg, Georges-Köhler-Allee 102, Freiburg, 79110, Germany.
| | - Johanna Oehler
- Laboratory for Optical Systems, Department of Microsystems Engineering - IMTEK, University of Freiburg, Georges-Köhler-Allee 102, Freiburg, 79110, Germany
| | - Ingo Breunig
- Laboratory for Optical Systems, Department of Microsystems Engineering - IMTEK, University of Freiburg, Georges-Köhler-Allee 102, Freiburg, 79110, Germany
- Fraunhofer Institute for Physical Measurement Techniques IPM, Georges-Köhler-Allee 301, Freiburg, 79110, Germany
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2
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Danilin AN, Lobanov VE, Koptyaev SN, Chermoshentsev DA, Bilenko IA. Multi-frequency self-injection locking of a FSR-tunable multimode laser diode. OPTICS LETTERS 2023; 48:5972-5975. [PMID: 37966766 DOI: 10.1364/ol.505493] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/08/2023] [Accepted: 10/20/2023] [Indexed: 11/16/2023]
Abstract
This study presents the controllable multi-frequency self-injection locking regimes realization with an original experimental setup composed of a reflective semiconductor optical amplifier, an external feedback mirror, and a high-Q chip-scale Si3N4 ring microresonator. Our findings demonstrate the conditions of multiple modes' simultaneous locking being analogous to Vernier effect. We varied the free spectral range of the external-cavity laser by its length tuning, enabling the robust generations from 1 to 4 self-injection locked narrow lines on demand, that is important for optical telecommunications, and photonic-based microwave and THz sources.
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3
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Lee M, Moriya PH, Hastie JE. Monolithic VECSEL for stable kHz linewidth. OPTICS EXPRESS 2023; 31:38786-38797. [PMID: 38017974 DOI: 10.1364/oe.490046] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/22/2023] [Accepted: 10/24/2023] [Indexed: 11/30/2023]
Abstract
Vertical-external-cavity surface-emitting semiconductor lasers (VECSELs) are of increasing interest for applications requiring ultra-coherence and/or low noise at novel wavelengths; performance that is currently achieved via high-Q, air-spaced resonators to achieve long intra-cavity photon lifetimes (for the so-called class-A low noise regime), power scaling and high beam quality. Here, we report on the development of a compact, electronically tunable, monolithic-cavity, class-A VECSEL (monolithic VECSEL) for ultra-narrow free-running linewidths. A multi-quantum-well, resonant periodic gain structure with integrated distributed Bragg reflector (DBR) was optically-bonded to an air-gap-free laser resonator created inside a right-angle fused-silica prism to suppress the influence of environmental noise on the external laser oscillation, thus achieving high stability. Mode-hop-free wavelength tuning is performed via the stabilized temperature; or electronically, and with low latency, via a shear piezo-electric transducer mounted on the top of the prism. The free-running linewidth, estimated via the frequency power spectral density (PSD), is sub-kHz over ms timescales and <1.9 kHz for time sampling as long as 1s, demonstrating at least two orders-of-magnitude improvement in noise performance compared to previously reported single frequency VECSELs. The stable, total internal reflection resonator concept is akin to the prevalent monolithic non-planar ring oscillator (NPRO), however the monolithic VECSEL has several important advantages: tailored emission wavelength (via semiconductor bandgap engineering), no relaxation oscillations, no applied magnetic field, and low requirements on the pump beam quality. This approach is power-scalable in principle and could be applied to VECSELs at any of the wavelengths from the visible to the mid-infrared at which they are already available, to create a range of robust, ultra-coherent laser systems with reduced bulkiness and complexity. This is of particular interest for remote metrology and the translation of quantum technologies, such as optical clocks, from research laboratories into real world applications.
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Pultinevicius E, Rockenhäuser M, Kogel F, Groß P, Garg T, Prochnow OE, Langen T. A scalable scanning transfer cavity laser stabilization scheme based on the Red Pitaya STEMlab platform. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2023; 94:103004. [PMID: 37791857 DOI: 10.1063/5.0169021] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/22/2023] [Accepted: 09/12/2023] [Indexed: 10/05/2023]
Abstract
Many experiments in atomic and molecular physics require simultaneous frequency stabilization of multiple lasers. We present a stabilization scheme based on a scanning transfer cavity lock that is simple, stable, and easily scalable to many lasers at minimal cost. The scheme is based on the Red Pitaya STEMlab platform, with custom software developed and implemented to achieve up to 100 Hz bandwidth. As an example demonstration, we realize simultaneous stabilization of up to four lasers and a reduction of long-term drifts to well below 1 MHz/h. This meets typical requirements, e.g., for experiments on laser cooling of molecules.
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Affiliation(s)
- E Pultinevicius
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - M Rockenhäuser
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - F Kogel
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - P Groß
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - T Garg
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - O E Prochnow
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
| | - T Langen
- Physikalisches Institut and Center for Integrated Quantum Science (IQST), Universität Stuttgart, Pfaffenwaldring 57, 70569 Stuttgart, Germany
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5
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Bode N, Holmes Z, Ng S, vonBehren B, Ottaway D, Willke B. Multiple beam coherent combination via an optical ring resonator. OPTICS LETTERS 2023; 48:4717-4720. [PMID: 37656594 DOI: 10.1364/ol.500684] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/14/2023] [Accepted: 08/14/2023] [Indexed: 09/03/2023]
Abstract
Future gravitational wave detectors (GWDs) require low noise, single frequency, continuous wave lasers with excellent beam quality and powers in excess of 500 W. Low noise laser amplifiers with high spatial purity have been demonstrated up to 300 W. For higher powers, coherent beam combination can overcome scaling limitations. In this Letter we introduce a new, to the best of our knowledge, combination scheme that uses a bow-tie resonator to combine three laser beams with simultaneous spatial filtering performance.
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Avalos V, Nie X, Yang A, He C, Kumar S, Dieckmann K. Field-programmable-gate-array-based digital frequency stabilization of low-phase-noise diode lasers. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2023; 94:063001. [PMID: 37862472 DOI: 10.1063/5.0152305] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/29/2023] [Accepted: 05/15/2023] [Indexed: 10/22/2023]
Abstract
We present the comparison of a field-programmable-gate-array (FPGA) based digital servo module with an analog counterpart for the purpose of laser frequency stabilization to a high-finesse optical cavity. The transfer functions of both the digital and analog modules for proportional-integral-derivative control are measured. For the lasers stabilized to the cavity, we measure the singe-sideband power spectral density of fast phase noise by means of an optical beat with filtered light transmitted through the cavity. The comparison between the digital and analog modules is performed for two low-phase-noise diode lasers at 1120 and 665 nm wavelengths. The performance of the digital servo module compares well to the analog one for the lowest attained levels of 30 mrad for the integrated phase noise and 10-3 for the relative noise power. The laser linewidth is determined to be in the sub-kHz regime, only limited by the high-finesse cavity. Our work exploits the versatility of the FPGA-based servo module (STEMlab) when used with open-source software and hardware modifications. We demonstrated that such modules are suitable candidates for remote-controlled low-phase-noise applications in the fields of laser spectroscopy and atomic, molecular, and optical physics.
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Affiliation(s)
- Victor Avalos
- Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543
| | - Xiaoyu Nie
- Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543
| | - Anbang Yang
- Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543
| | - Canming He
- Department of Physics, National University of Singapore, 2 Science Drive 3, Singapore 117542
| | - Sunil Kumar
- Department of Physics, National University of Singapore, 2 Science Drive 3, Singapore 117542
| | - Kai Dieckmann
- Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, Singapore 117543
- Department of Physics, National University of Singapore, 2 Science Drive 3, Singapore 117542
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7
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Shen ZM, Zhou XL, Huang DY, Pan YH, Li L, Wang J, Li CF, Guo GC. Continuously and widely tunable frequency-stabilized laser based on an optical frequency comb. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2023; 94:023001. [PMID: 36858996 DOI: 10.1063/5.0120119] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/11/2022] [Accepted: 01/08/2023] [Indexed: 06/18/2023]
Abstract
Continuously and widely tunable lasers, actively stabilized on a frequency reference, are broadly employed in atomic, molecular, and optical (AMO) physics. The frequency-stabilized optical frequency comb (OFC) provides a novel optical frequency reference, with a broadband spectrum that meets the requirement of laser frequency stabilization. Therefore, we demonstrate a frequency-stabilized and precisely tunable laser system based on it. In this scheme, the laser frequency locked to the OFC is driven to jump over the ambiguity zones, which blocks the wide tuning of the locked laser, and tuned until the mode hopping happens with the always-activated feedback loop. Meanwhile, we compensate the gap of the frequency jump with a synchronized acoustic optical modulator to ensure the continuity. This scheme is applied to an external cavity diode laser (ECDL), and we achieve tuning at a rate of about 7 GHz/s, with some readily available commercial electronics. Furthermore, we tune the frequency-stabilized laser only with the feedback of diode current, and its average tuning speed can exceed 100 GHz/s. Due to the resource-efficient configuration and the simplicity of completion, this scheme can be referenced and can find wide applications in AMO experiments.
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Affiliation(s)
- Ze-Min Shen
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Xiao-Long Zhou
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Dong-Yu Huang
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Yu-Hao Pan
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Li Li
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Jian Wang
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Chuan-Feng Li
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
| | - Guang-Can Guo
- CAS Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
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8
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Feng T, Su J, Wei D, Li D, Li C, Yan F, Steve Yao X. Effective linewidth compression of a single-longitudinal-mode fiber laser with randomly distributed high scattering centers in the fiber induced by femtosecond laser pulses. OPTICS EXPRESS 2023; 31:4238-4252. [PMID: 36785397 DOI: 10.1364/oe.482083] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/25/2022] [Accepted: 01/08/2023] [Indexed: 06/18/2023]
Abstract
Femtosecond lasers can be used to create many functional devices in silica optical fibers with high designability. In this work, a femtosecond laser-induced high scattering fiber (HSF) with randomly distributed high scattering centers is used to effectively compress the linewidth of a fiber laser for the first time. A dual-wavelength, single-longitudinal-mode (SLM) erbium-doped fiber laser (EDFL) is constructed for the demonstration, which is capable of switching among two single-wavelength operations and one dual-wavelength operation. We find that the delayed self-heterodyne beating linewidth of the laser can be reduced from >1 kHz to <150 Hz when the length of the HSF in the laser cavity increases from 0 m to 20 m. We also find that the intrinsic Lorentzian linewidth of the laser can be compressed to several Hz using the HSF. The efficiency and effectiveness of linewidth reduction are also validated for the case that the laser operates in simultaneous dual-wavelength lasing mode. In addition to the linewidth compression, the EDFL shows outstanding overall performance after the HSF is incorporated. In particular, the optical spectrum and SLM lasing state are stable over long periods of time. The relative intensity noise is as low as <-150 dB/Hz@>3 MHz, which is very close to the shot noise limit. The optical signal-to-noise ratios of >85 dB for single-wavelength operation and >83 dB for dual-wavelength operation are unprecedented over numerous SLM fiber lasers reported previously. This novel method for laser linewidth reduction is applicable across gain-medium-type fiber lasers, which enables low-cost, high-performance, ultra-narrow linewidth fiber laser sources for many applications.
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9
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Little DJ, Pahlavani RL, Mildren RP. Modulation depth and bandwidth analysis of planar thermo-optic diamond actuators. OPTICS EXPRESS 2023; 31:153-162. [PMID: 36606957 DOI: 10.1364/oe.472185] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/05/2022] [Accepted: 12/06/2022] [Indexed: 06/17/2023]
Abstract
Thermo-optic actuators based on bulk materials are considered too slow in applications such as laser frequency control. The availability of high-quality optical materials that have extremely fast thermal response times, such as diamond, present an opportunity for increasing performance. Here, diamond thermal actuators are investigated for configurations that use a planar thermal resistive layer applied to a heat-sinked rectangular prism. A general analytical formulation is obtained which simplifies substantially for high thermal conductivity such as diamond. Expressions for modulation depth, bandwidth and power requirements are obtained as functions of modulator dimensions and heat-transfer coefficients. For a 1 mm × 1 mm cross-section diamond at wavelength of 1 μm, around 450 W of applied heat power is needed to achieve a π phase shift at a modulation frequency of 2 kHz.
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10
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Spencer A, Barr B, Bell A, Briggs J, Minty A, Sorazu B, Wright J, Strain K. Frequency noise stabilisation of a 1550 nm external cavity diode laser with hybrid feedback for next generation gravitational wave interferometry. OPTICS EXPRESS 2022; 30:22687-22699. [PMID: 36224961 DOI: 10.1364/oe.459474] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/28/2022] [Accepted: 05/02/2022] [Indexed: 06/16/2023]
Abstract
Longer wavelength lasers will be needed for future gravitational wave detectors that use cryogenic cooling of silicon based test-mass optics. Diode lasers with a 1550 nm wavelength output are potential seed light sources for such a detector, however diode laser devices have a different spectral profile and higher frequency noise than the solid state lasers used in current detectors. We present a frequency stabilisation system for a 1550 nm external cavity diode laser capable of reducing the laser frequency noise to a level of 0.1HzHz up to 1 kHz with a unity gain frequency of 535 kHz using a hybrid analogue-digital servo with in-loop cancellation of resonant features. In addition, a method of high speed digital filter optimisation and automated design is demonstrated.
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11
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Wang M, Kong J, Fu J, Liu H, Lu XM. Modulation-free portable laser frequency and power stabilization system. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2022; 93:053001. [PMID: 35649767 DOI: 10.1063/5.0083923] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/31/2021] [Accepted: 04/11/2022] [Indexed: 06/15/2023]
Abstract
The performance of laser-based instruments heavily depends on the stability of their laser source. Some instruments, such as the Cs-4He magnetometer, even require the frequency stabilization and the power stabilization at the same time. In this work, we design a double-locking system with a fiber-coupled output on a small bread board and apply it to the pump laser of a Cs-4He magnetometer. By carefully choosing the stabilization methods, we significantly improve the long-term simultaneous stability of frequency and power of the pump laser. The laser frequency drifts in 2 h are reduced from 100 to 10 MHz. For 10 h continuous measurements, their Allan deviation obtains about two orders of magnitude improvement for the averaging time larger than 200 s and reaches σ(τ) = 1.57 × 10-9 with a 200 s averaging time. The laser power stability for 1.8 h also obtains two orders of magnitude improvement from 3.22% to 0.031%, and its power noise reaches a level that is very close to the electronic noise of the detector. Applying this stabilization system to the pump laser of a fiber-coupled Cs-4He magnetometer, its magnetic sensor noise is significantly reduced from 0.158 to 0.009 nT, which is a reasonable noise for magnetic field detection. With this on-board design of the laser stabilization system, it is more convenient to transform the magnetometer into an outdoor device.
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Affiliation(s)
- Mengke Wang
- Department of Physics, Hangzhou Dianzi University, Hangzhou 310018, China
| | - Jia Kong
- Department of Physics, Hangzhou Dianzi University, Hangzhou 310018, China
| | - Jiqing Fu
- Magnetic Quality Laboratory, National Institute of Metrology, 100029 Beijing, China
| | - Hao Liu
- Department of Physics, Hangzhou Dianzi University, Hangzhou 310018, China
| | - Xiao-Ming Lu
- Department of Physics, Hangzhou Dianzi University, Hangzhou 310018, China
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12
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Research Facilities for Europe’s Next Generation Gravitational-Wave Detector Einstein Telescope. GALAXIES 2022. [DOI: 10.3390/galaxies10030065] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
The Einstein Telescope is Europe’s next generation gravitational-wave detector. To develop all necessary technology, four research facilities have emerged across Europe: The Amaldi Research Center (ARC) in Rome (Italy), ETpathfinder in Maastricht (The Netherlands), SarGrav in the Sos Enattos mines on Sardinia (Italy) and E-TEST in Liége (Belgium) and its surroundings. The ARC pursues the investigation of a large cryostat, equipped with dedicated low-vibration cooling lines, to test full-scale cryogenic payloads. The installation will be gradual and interlaced with the payload development. ETpathfinder aims to provide a low-noise facility that allows the testing of full interferometer configurations and the interplay of their subsystems in an ET-like environment. ETpathfinder will focus amongst others on cryogenic technologies, silicon mirrors, lasers and optics at 1550 and 2090 nm and advanced quantum noise reduction schemes. The SarGrav laboratory has a surface lab and an underground operation. On the surface, the Archimedes experiment investigates the interaction of vacuum fluctuations with gravity and is developing (tilt) sensor technology for the Einstein Telescope. In an underground laboratory, seismic characterisation campaigns are undertaken for the Sardinian site characterisation. Lastly, the Einstein Telecope Euregio meuse-rhine Site & Technology (E-TEST) is a single cryogenic suspension of an ET-sized silicon mirror. Additionally, E-TEST investigates the Belgian–Dutch–German border region that is the other candidate site for Einstein Telescope using boreholes and seismic arrays and hydrogeological characterisation. In this article, we describe the Einstein Telescope, the low-frequency part of its science case and the four research facilities.
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Prompt Frequency Stabilization of Ultra-Stable Laser via Improved Mean Shift Algorithm. ELECTRONICS 2022. [DOI: 10.3390/electronics11091319] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/10/2022]
Abstract
In many scientific fields, the continuous operation of ultra-stable lasers is crucial for applications. To speed up the frequency stabilization process in case of the occurence of unexpected interruptions, a prompt frequency stabilization approach based on an improved mean shift algorithm is proposed and verified with a homemade laser system. We developed a double-loop feedback controller to steer the laser frequency with fast and slow channels, respectively. In this study, an improved mean shift algorithm is utilized to intelligently search for the transmission signal, which involves adaptively updating the sliding window radius and incorporating a Gaussian kernel function to update the shift vector. The number of lock points on the left and right sides of the central point determines the scanning direction to search for the transmission signal quickly. The laser is intentionally interrupted 306 times within 10,000 s to evaluate the relocking performance. The median auto-locking time of the laser is improved from 16 s to 4 s. By beating with another ultra-stable laser system, the laser frequency instability is measured to be less than 2.1×10−14 and the linewidth is 5 Hz. This work improves the adaptation and relocking ability of the ultra-stable laser in a complex environment.
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14
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Review of the Advanced LIGO Gravitational Wave Observatories Leading to Observing Run Four. GALAXIES 2022. [DOI: 10.3390/galaxies10010036] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/10/2022]
Abstract
Gravitational waves from binary black hole and neutron star mergers are being regularly detected. As of 2021, 90 confident gravitational wave detections have been made by the LIGO and Virgo detectors. Work is ongoing to further increase the sensitivity of the detectors for the fourth observing run, including installing some of the A+ upgrades designed to lower the fundamental noise that limits the sensitivity to gravitational waves. In this review, we will provide an overview of the LIGO detectors optical configuration and lock acquisition procedure, discuss the detectors’ fundamental and technical noise limits, show the current measured sensitivity, and explore the A+ upgrades currently being installed in the detectors.
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15
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Zhadnov NO, Kudeyarov KS, Kryuchkov DS, Vishnyakova GA, Khabarova KY, Kolachevsky NN. 48 -cm-long room-temperature cavities in vertical and horizontal orientations for Sr optical clock. APPLIED OPTICS 2021; 60:9151-9159. [PMID: 34623997 DOI: 10.1364/ao.437473] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/15/2021] [Accepted: 09/15/2021] [Indexed: 06/13/2023]
Abstract
The development of an optical clock with ultimate accuracy and stability requires lasers with very narrow linewidths. We present two ultrastable laser systems based on 48-cm-long Fabry-Perot cavities made of ultralow expansion glass in horizontal and vertical configurations operating at 698 nm. Fractional frequency instability of the beat signal between the two lasers reaches 1.6×10-15 at the averaging time of 1 s. We experimentally characterized the contribution of the different noise sources (power fluctuations, residual amplitude modulation, the Doppler noise, and sensitivity to the shock impact) and found that in our case the laser frequency instability to a large extent is determined by an optoelectronic feedback loop. Although the vertical configuration was easier to manufacture and transport, it is much more sensitive to acoustics and horizontal accelerations compared to the horizontal one. Both laser systems were transported over a 60 km distance from the Lebedev Physical Institute to the All-Russian Scientific Research Institute for Physical-Engineering and Radiotechnical Metrology (VNIIFTRI), where they serve as local oscillators for spectroscopy of the clock transition in the recently developed strontium optical clock.
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16
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Guan X, Zhang T, Shang H, Pan D, He J, Pan J, Chen J. Improving laser power stability with a photosensitive lens. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2021; 92:083003. [PMID: 34470430 DOI: 10.1063/5.0048119] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/19/2021] [Accepted: 08/07/2021] [Indexed: 06/13/2023]
Abstract
We propose a method to improve relative laser power stability using a passive photosensitive sunglass lens, which is a commercially available off-the-shelf product. We present a theoretical analysis and identify factors that affect the optimal working state of the lens. A relative laser power stability of 3.3 × 10-5 at 1 s is experimentally achieved, which is more than three times that of 1.2 × 10-4 at 1 s, acquired without power stabilization. This method does not require any active driving device, thereby significantly reducing the complexity and cost of the system, making it suitable for broad applications.
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Affiliation(s)
- Xiaolei Guan
- State Key Laboratory of Advanced Optical Communication Systems and Networks, Institute of Quantum Electronics, Department of Electronics, Peking University, Beijing 100871, China
| | - Tongyun Zhang
- State Key Laboratory of Advanced Optical Communication Systems and Networks, Institute of Quantum Electronics, Department of Electronics, Peking University, Beijing 100871, China
| | - Haosen Shang
- State Key Laboratory of Advanced Optical Communication Systems and Networks, Institute of Quantum Electronics, Department of Electronics, Peking University, Beijing 100871, China
| | - Duo Pan
- State Key Laboratory of Advanced Optical Communication Systems and Networks, Institute of Quantum Electronics, Department of Electronics, Peking University, Beijing 100871, China
| | - Jin He
- Shenzhen SoC Key Laboratory, PKU-HKUST Shenzhen-Hong Kong Institution, Shenzhen 518057, China
| | - Jun Pan
- Shenzhen SoC Key Laboratory, PKU-HKUST Shenzhen-Hong Kong Institution, Shenzhen 518057, China
| | - Jingbiao Chen
- State Key Laboratory of Advanced Optical Communication Systems and Networks, Institute of Quantum Electronics, Department of Electronics, Peking University, Beijing 100871, China
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17
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Wellmann F, Bode N, Wessels P, Overmeyer L, Neumann J, Willke B, Kracht D. Low noise 400 W coherently combined single frequency laser beam for next generation gravitational wave detectors. OPTICS EXPRESS 2021; 29:10140-10149. [PMID: 33820147 DOI: 10.1364/oe.420350] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/20/2021] [Accepted: 03/09/2021] [Indexed: 06/12/2023]
Abstract
Design studies for the next generation of interferometric gravitational wave detectors propose the use of low-noise single-frequency high power laser sources at 1064 nm. Fiber amplifiers are a promising design option because of their high output power and excellent optical beam properties. We performed filled-aperture coherent beam combining with independently amplified beams from two low-noise high-power single-frequency fiber amplifiers to further scale the available optical power. An optical power of approximately 400 W with a combining efficiency of more than 93% was achieved. The combined beam contained 370 W of linearly polarized TEM00-mode and was characterized with respect to the application requirements of low relative power noise, relative beam pointing noise, and frequency noise. The noise performance of the combined beam is comparable to the single amplifier noise. This represents, to our knowledge, the highest measured power in the TEM00-mode of single frequency signals that fulfills the low noise requirements of gravitational wave detectors.
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Abstract
The advanced LIGO gravitational wave detectors need high power laser sources with excellent beam quality and low-noise behavior. We present a pre-stabilized laser system with 70 W of output power that was used in the third observing run of the advanced LIGO detectors. Furthermore, the prototype of a 140 W pre-stabilized laser system for future use in the LIGO observatories is described and characterized.
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19
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Lopac N, Lerga J, Cuoco E. Gravitational-Wave Burst Signals Denoising Based on the Adaptive Modification of the Intersection of Confidence Intervals Rule. SENSORS (BASEL, SWITZERLAND) 2020; 20:E6920. [PMID: 33287319 PMCID: PMC7729785 DOI: 10.3390/s20236920] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/21/2020] [Revised: 11/25/2020] [Accepted: 11/30/2020] [Indexed: 05/14/2023]
Abstract
Gravitational-wave data (discovered first in 2015 by the Advanced LIGO interferometers and awarded by the Nobel Prize in 2017) are characterized by non-Gaussian and non-stationary noise. The ever-increasing amount of acquired data requires the development of efficient denoising algorithms that will enable the detection of gravitational-wave events embedded in low signal-to-noise-ratio (SNR) environments. In this paper, an algorithm based on the local polynomial approximation (LPA) combined with the relative intersection of confidence intervals (RICI) rule for the filter support selection is proposed to denoise the gravitational-wave burst signals from core collapse supernovae. The LPA-RICI denoising method's performance is tested on three different burst signals, numerically generated and injected into the real-life noise data collected by the Advanced LIGO detector. The analysis of the experimental results obtained by several case studies (conducted at different signal source distances corresponding to the different SNR values) indicates that the LPA-RICI method efficiently removes the noise and simultaneously preserves the morphology of the gravitational-wave burst signals. The technique offers reliable denoising performance even at the very low SNR values. Moreover, the analysis shows that the LPA-RICI method outperforms the approach combining LPA and the original intersection of confidence intervals (ICI) rule, total-variation (TV) based method, the method based on the neighboring thresholding in the short-time Fourier transform (STFT) domain, and three wavelet-based denoising techniques by increasing the improvement in the SNR by up to 118.94% and the peak SNR by up to 138.52%, as well as by reducing the root mean squared error by up to 64.59%, the mean absolute error by up to 55.60%, and the maximum absolute error by up to 84.79%.
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Affiliation(s)
- Nikola Lopac
- Faculty of Maritime Studies, University of Rijeka, Studentska 2, 51000 Rijeka, Croatia;
- Center for Artificial Intelligence and Cybersecurity, University of Rijeka, Radmile Matejcic 2, 51000 Rijeka, Croatia
| | - Jonatan Lerga
- Center for Artificial Intelligence and Cybersecurity, University of Rijeka, Radmile Matejcic 2, 51000 Rijeka, Croatia
- Faculty of Engineering, University of Rijeka, Vukovarska 58, 51000 Rijeka, Croatia
| | - Elena Cuoco
- European Gravitational Observatory (EGO), Cascina, I-56021 Pisa, Italy;
- Scuola Normale Superiore, Piazza dei Cavalieri, 7-56126 Pisa, Italy
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20
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Wang Y, Wang K, Fenton EF, Lin YW, Ni KK, Hood JD. Reduction of laser intensity noise over 1 MHz band for single atom trapping. OPTICS EXPRESS 2020; 28:31209-31215. [PMID: 33115099 DOI: 10.1364/oe.405002] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/25/2020] [Accepted: 09/25/2020] [Indexed: 06/11/2023]
Abstract
We reduce the intensity noise of laser light by using an electro-optic modulator and acousto-optic modulator in series. The electro-optic modulator reduces noise at high frequency (10 kHz to 1 MHz), while the acousto-optic modulator sets the average power of the light and reduces noise at low frequency (up to 10 kHz). The light is then used to trap single sodium atoms in an optical tweezer, where the lifetime of the atoms is limited by parametric heating due to laser noise at twice the trapping frequency. With our noise eater, the noise is reduced by up to 15 dB at these frequencies and the lifetime of the atom in the optical tweezer is increased by an order of magnitude to around 6 seconds. Our technique is general and acts directly on the laser beam, expanding laser options for sensitive optical trapping applications.
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21
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Guan X, Yang C, Lin W, Zhao Q, Tan T, Gu Q, Zhou K, Wei X, Yang Z, Xu S. Intensity-noise suppression in 1950-nm single-frequency fiber laser by bidirectional amplifier configuration. OPTICS LETTERS 2020; 45:5484-5487. [PMID: 33001925 DOI: 10.1364/ol.402590] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/13/2020] [Accepted: 09/01/2020] [Indexed: 06/11/2023]
Abstract
In this Letter, a bidirectional amplifier configuration suppressing the relative intensity noise in a 1950-nm linearly polarized single-frequency fiber laser (SFFL) is proposed. The scheme to amplify the signal in a nonlinear saturated amplification regime with low gain distribution for suppressing the RIN is theoretically analyzed. By optimizing the input power level and reflectivity of the bidirectional power-amplifier, the RIN is decreased maximally by >24dB within the frequency range of 200 kHz. A stable output power of over 5.16 W with a polarization extinction ratio of 21.2 dB is obtained. Additionally, the amplified signal maintains a linewidth of 7.1 kHz nearly identical with that of the seed, both with a signal-to-noise ratio of more than 60 dB. This all-optical technique on noise suppression applied to the fiber amplifier paves the way to realize low-noise SFFL with power improvement.
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22
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Bode N, Meylahn F, Willke B. Sequential high power laser amplifiers for gravitational wave detection. OPTICS EXPRESS 2020; 28:29469-29478. [PMID: 33114846 DOI: 10.1364/oe.401826] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/03/2020] [Accepted: 08/26/2020] [Indexed: 06/11/2023]
Abstract
Advanced gravitational wave detectors require highly stable, single mode, single frequency and linear polarized laser systems. They have to deliver an output power of ∼200 W and need to provide suitable actuators for further stabilization via fast, low noise feedback control systems. We present such a laser system based on sequential Nd:YVO4 amplifiers and its integration into a typical laser stabilization environment. We demonstrate robust low noise operation of the stabilized amplifier system at 195 W, which makes it a viable candidate for use in gravitational wave detectors.
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23
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Zhang Q, Hou Y, Wang X, Song W, Chen X, Bin W, Li J, Zhao C, Wang P. 5 W ultra-low-noise 2 µm single-frequency fiber laser for next-generation gravitational wave detectors. OPTICS LETTERS 2020; 45:4911-4914. [PMID: 32870888 DOI: 10.1364/ol.402617] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/13/2020] [Accepted: 08/11/2020] [Indexed: 06/11/2023]
Abstract
We demonstrated an ultra-low-noise polarization-maintaining (PM) single-frequency fiber laser at 2 µm. Both relative intensity noise (RIN) and frequency noise were improved by suppressing the pump source RIN using feedback control. After a two-stage Tm3+-doped PM fiber amplifier, the output power reached about 5 W, and the amplifier did not introduce any observable extra frequency noise. The frequency noise was less than 100Hz/Hz above 13 Hz, which is comparable to the frequency noise of a typical seed laser of the Advanced LIGO high-power laser. The central wavelength was measured to be 1990.25 nm, with a polarization extinction ratio above 24 dB.
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24
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Dixneuf C, Guiraud G, Bardin YV, Rosa Q, Goeppner M, Hilico A, Pierre C, Boullet J, Traynor N, Santarelli G. Ultra-low intensity noise, all fiber 365 W linearly polarized single frequency laser at 1064 nm. OPTICS EXPRESS 2020; 28:10960-10969. [PMID: 32403617 DOI: 10.1364/oe.385095] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/06/2019] [Accepted: 02/03/2020] [Indexed: 06/11/2023]
Abstract
We demonstrate a robust linearly polarized 365 W, very low amplitude noise, single frequency master oscillator power amplifier at 1064 nm. Power scaling was done through a custom large mode area fiber with a mode field diameter of 30 µm. No evidence of stimulated Brillouin scattering or modal instabilities are observed. The relative intensity noise is reduced down to -160 dBc/Hz between 2 kHz and 10 kHz via a wide band servo loop (1 MHz bandwidth). We achieve 350 W of isolated power, with a power stability < 0.7% RMS over 1100 hours of continuous operation and a near diffraction limited beam (M2 < 1.1).
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25
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Milner WR, Robinson JM, Kennedy CJ, Bothwell T, Kedar D, Matei DG, Legero T, Sterr U, Riehle F, Leopardi H, Fortier TM, Sherman JA, Levine J, Yao J, Ye J, Oelker E. Demonstration of a Timescale Based on a Stable Optical Carrier. PHYSICAL REVIEW LETTERS 2019; 123:173201. [PMID: 31702265 DOI: 10.1103/physrevlett.123.173201] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/06/2019] [Indexed: 06/10/2023]
Abstract
We report on the first timescale based entirely on optical technology. Existing timescales, including those incorporating optical frequency standards, rely exclusively on microwave local oscillators owing to the lack of an optical oscillator with the required frequency predictability and stability for reliable steering. We combine a cryogenic silicon cavity exhibiting improved long-term stability and an accurate ^{87}Sr lattice clock to form a timescale that outperforms them all. Our timescale accumulates an estimated time error of only 48±94 ps over 34 days of operation. Our analysis indicates that this timescale is capable of reaching a stability below 1×10^{-17} after a few months of averaging, making timekeeping at the 10^{-18} level a realistic prospect.
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Affiliation(s)
- William R Milner
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - John M Robinson
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - Colin J Kennedy
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - Tobias Bothwell
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - Dhruv Kedar
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - Dan G Matei
- Physikalisch-Technische Bundesanstalt, Bundesallee 100, 38116 Braunschweig, Germany
| | - Thomas Legero
- Physikalisch-Technische Bundesanstalt, Bundesallee 100, 38116 Braunschweig, Germany
| | - Uwe Sterr
- Physikalisch-Technische Bundesanstalt, Bundesallee 100, 38116 Braunschweig, Germany
| | - Fritz Riehle
- Physikalisch-Technische Bundesanstalt, Bundesallee 100, 38116 Braunschweig, Germany
| | - Holly Leopardi
- National Institute of Standards and Technology, 325 Broadway, Boulder, Colorado 80305, USA
| | - Tara M Fortier
- National Institute of Standards and Technology, 325 Broadway, Boulder, Colorado 80305, USA
| | - Jeffrey A Sherman
- National Institute of Standards and Technology, 325 Broadway, Boulder, Colorado 80305, USA
| | - Judah Levine
- National Institute of Standards and Technology, 325 Broadway, Boulder, Colorado 80305, USA
| | - Jian Yao
- National Institute of Standards and Technology, 325 Broadway, Boulder, Colorado 80305, USA
| | - Jun Ye
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
| | - Eric Oelker
- JILA, NIST and University of Colorado, 440 UCB, Boulder, Colorado 80309, USA
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26
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Zhou S, Xiong S, Zhu Z, Wu G. Simplified phase-stable dual-comb interferometer for short dynamic range distance measurement. OPTICS EXPRESS 2019; 27:22868-22876. [PMID: 31510571 DOI: 10.1364/oe.27.022868] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/14/2019] [Accepted: 07/18/2019] [Indexed: 06/10/2023]
Abstract
A simplified phase-stable dual-comb interferometer for absolute distance measurement within a short dynamic range is proposed in this paper. The experimental results demonstrate that stable phase-difference information and lower timing jitter can be obtained within a time delay of 2000 ns between the reference interference signal and measurement interference signal. Using the proposed technique, the time-of-flight (TOF) result can link directly to the carrier-wave interferometric (CWI) result in an average time of 20 ms and can reach 2 nm precision in 0.5 s averaging time. Millimeter-scale measurement dynamic range and nanometer-level precision can thus be achieved without additional noise suppression. This method can also be applied at different stand-off distances.
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27
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Buikema A, Jose F, Augst SJ, Fritschel P, Mavalvala N. Narrow-linewidth fiber amplifier for gravitational-wave detectors. OPTICS LETTERS 2019; 44:3833-3836. [PMID: 31368976 DOI: 10.1364/ol.44.003833] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/20/2019] [Accepted: 06/04/2019] [Indexed: 06/10/2023]
Abstract
We report on the design and noise performance of a narrow-linewidth Yb-doped fiber amplifier emitting up to 178 W at 1064 nm for possible use in gravitational-wave (GW) interferometric detectors. The novel design utilizes a specialty large-mode-area gain fiber with confined-core doping and depressed cladding, followed by a smaller-core passive fiber to improve output beam quality. We show that the free-running noise of the system is equal to or better than current Advanced LIGO noise requirements. Finally, we discuss potential improvements for long-term use in GW detectors.
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28
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Mazurenko A, Blatt S, Huber F, Parsons MF, Chiu CS, Ji G, Greif D, Greiner M. Implementation of a stable, high-power optical lattice for quantum gas microscopy. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2019; 90:033101. [PMID: 30927819 DOI: 10.1063/1.5066623] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/16/2018] [Accepted: 02/08/2019] [Indexed: 06/09/2023]
Abstract
We describe the design and implementation of a stable high-power 1064 nm laser system to generate optical lattices for experiments with ultracold quantum gases. The system is based on a low-noise laser amplified by an array of four heavily modified, high-power fiber amplifiers. The beam intensity is stabilized and controlled with a nonlinear feedback loop. Using real-time monitoring of the resulting optical lattice, we find the stability of the lattice site positions to be well below the lattice spacing over the course of hours. The position of the harmonic trap produced by the Gaussian envelope of the lattice beams is stable to about one lattice spacing and the long-term (six-month) relative root-mean-square stability of the lattice spacing itself is 0.5%.
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Affiliation(s)
- A Mazurenko
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - S Blatt
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - F Huber
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - M F Parsons
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - C S Chiu
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - G Ji
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - D Greif
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - M Greiner
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
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29
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Thies F, Bode N, Oppermann P, Frede M, Schulz B, Willke B. Nd:YVO 4 high-power master oscillator power amplifier laser system for second-generation gravitational wave detectors. OPTICS LETTERS 2019; 44:719-722. [PMID: 30702719 DOI: 10.1364/ol.44.000719] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/04/2018] [Accepted: 12/17/2018] [Indexed: 06/09/2023]
Abstract
Ultrastable high-power laser systems are essential components of the long baseline interferometers that detected the first gravitational waves from merging black holes and neutron stars. One way to further increase the sensitivity of current generation gravitational wave detectors (GWDs) is to increase the laser power injected into the interferometers. In this Letter, we describe and characterize a 72 W and a 114 W linearly polarized, single-frequency laser system at a wavelength of 1064 nm, each based on single-pass Nd:YVO4 power amplifiers. Both systems have low power and frequency noise and very high spatial purity with less than 10.7% and 2.9% higher order mode content, respectively. We demonstrate the simple integration of these amplifiers into the laser stabilization environment of operating GWDs and show stable low-noise operation of one of the amplifier systems in such an environment for more than 45 days.
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30
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Kudeyarov K, Zhadnov N, Kryuchkov D, Vishnyakova G, Khabarova K, Kolachevsky N. Laser systems stabilized to cryogenic silicon cavities for precision measurements. EPJ WEB OF CONFERENCES 2019. [DOI: 10.1051/epjconf/201922003020] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
Abstract
We consider laser systems stabilized to external Fabry-Perot silicon cavities operated at cryogenic temperatures. In order to characterize frequency stability two identical systems were created. Fractional frequency instability of individual system reached 6×10-15 at 1 s. Different sources of noises were studied, and the dominant one now is the fluctuations of residual amplitude modulation.
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31
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Barsotti L, Harms J, Schnabel R. Squeezed vacuum states of light for gravitational wave detectors. REPORTS ON PROGRESS IN PHYSICS. PHYSICAL SOCIETY (GREAT BRITAIN) 2019; 82:016905. [PMID: 29569572 DOI: 10.1088/1361-6633/aab906] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/08/2023]
Abstract
A century after Einstein's formulation of general relativity, the detectors of the Laser Interferometer Gravitational-wave Observatory (LIGO) made the first direct detection of gravitational waves. This historic achievement was the culmination of a world-wide effort and decades of instrument research. While sufficient for this monumental discovery, the current generation of gravitational-wave detectors represent the least sensitive devices necessary for the task; improved detectors will be required to fully exploit this new window on the Universe. In this paper, we review the application of squeezed vacuum states of light to gravitational-wave detectors as a way to reduce quantum noise, which currently limits their performance in much of the detection band.
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Affiliation(s)
- Lisa Barsotti
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, United States of America
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32
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Tricot F, Phung DH, Lours M, Guérandel S, de Clercq E. Power stabilization of a diode laser with an acousto-optic modulator. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2018; 89:113112. [PMID: 30501318 DOI: 10.1063/1.5046852] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/02/2018] [Accepted: 10/28/2018] [Indexed: 06/09/2023]
Abstract
Laser power fluctuations can significantly reduce the device performances in various applications. High frequency fluctuations impact the signal-to-noise ratio, while slow variations can reduce the device repeatability or accuracy. Here we report experimental investigations on the power stabilization of a diode laser with an acousto-optic modulator. In the frequency domain, the relative power noise is reduced at the level of 2.2 × 10-8 Hz-1/2 in the range 1-100 kHz. The slow variations are studied in the time domain. The relative Allan standard deviation is measured at the level of 6 × 10-7 at 100 s averaging time. Above 100 s, the instability increases and reaches 2 × 10-6 at 10 000 s.
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Affiliation(s)
- F Tricot
- LNE-SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, 61 Avenue de l'Observatoire, 75014 Paris, France
| | - D H Phung
- LNE-SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, 61 Avenue de l'Observatoire, 75014 Paris, France
| | - M Lours
- LNE-SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, 61 Avenue de l'Observatoire, 75014 Paris, France
| | - S Guérandel
- LNE-SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, 61 Avenue de l'Observatoire, 75014 Paris, France
| | - E de Clercq
- LNE-SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, 61 Avenue de l'Observatoire, 75014 Paris, France
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Guo Y, Lu H, Xu M, Su J, Peng K. Investigation about the influence of longitudinal-mode structure of the laser on the relative intensity noise properties. OPTICS EXPRESS 2018; 26:21108-21118. [PMID: 30119415 DOI: 10.1364/oe.26.021108] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/14/2018] [Accepted: 07/19/2018] [Indexed: 06/08/2023]
Abstract
The influence of the longitudinal-mode structure (LMS) of the laser on the relative intensity noise (RIN) properties was investigated in this paper after an all-solid-state continuous-wave (CW) single-frequency 1064 nm laser with output power of 50.3 W was achieved. The LMS of the laser was manipulated by controlling the temperature of the nonlinear lithium triborate (LBO) crystal deliberately introduced to the resonator. When the laser worked with single-longitudinal-mode (SLM) operation, the stable RIN spectrum was observed and measured. Moreover, with the decrease of the nonlinear conversion efficiency (NCE), the frequency and amplitude of the resonant-relaxation oscillation (RRO) peak regularly shifted to the higher frequencies and increased, respectively. However, with further decrease of the NCE, the laser began to work with the multi-longitudinal-mode (MLM) or mode-hopping operation and the unstable RIN spectra of the laser were both observed not only at low frequencies but also at high frequencies. Once the NCE was moved away, the MLM or mode-hopping can only enhance the fluctuation of the laser RIN spectrum at the low frequencies (lower than the frequency of RRO). The experimental results directly revealed the relationship between the LMS of the laser and the RIN spectra, and confirmed definitely that the key to achieve a stable high power laser with low intensity noise was to realize single-frequency operation of the laser with free MLM and mode-hopping.
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34
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Huber M, Schweinberger W, Stutzki F, Limpert J, Pupeza I, Pronin O. Active intensity noise suppression for a broadband mid-infrared laser source. OPTICS EXPRESS 2017; 25:22499-22509. [PMID: 29041559 DOI: 10.1364/oe.25.022499] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/15/2017] [Accepted: 08/16/2017] [Indexed: 06/07/2023]
Abstract
Excess relative intensity noise (RIN) constitutes one of the major limitations of most spectroscopic methods involving lasers. Here, we present an active RIN suppression scheme for a coherent mid-infrared (MIR) light source (8.4-11 µm), based on intra-pulse difference frequency generation (DFG). Three different stabilization concepts that rely on modulating the intensity of the driving near-infrared (NIR) pulse train with an acousto-optic modulator are investigated and compared. By using the wings of the NIR spectrum to generate the error signal, a RIN suppression of the MIR pulse train of up to a factor of 20 was achieved in the band between 1 Hz and 100 kHz, resulting in a total integrated RIN of 0.07%.
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35
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Yang C, Guan X, Zhao Q, Wu B, Feng Z, Gan J, Cheng H, Peng M, Yang Z, Xu S. High-power and near-shot-noise-limited intensity noise all-fiber single-frequency 1.5 μm MOPA laser. OPTICS EXPRESS 2017; 25:13324-13331. [PMID: 28788868 DOI: 10.1364/oe.25.013324] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/13/2017] [Accepted: 05/23/2017] [Indexed: 06/07/2023]
Abstract
An all-fiber high-power and broad-frequency-band near-shot-noise-limited kHz-linewidth (Δν ~1.7 kHz) single-frequency master-oscillator power amplifier (MOPA) laser at 1.5 μm is demonstrated. To significantly suppress the intensity noise of seed laser and mitigate the detrimental effects of amplified spontaneous emission and stimulated Brillouin scattering in fiber amplifiers, more than 23 W of a stable low noise single-frequency laser output is achieved with a relative intensity noise of < -150 dB/Hz @0.5 mW (near to the shot-noise limit: -152.9 dB/Hz) in the frequency band from 0.1 to 50 MHz. It is believed that the achieved laser performance of ultra-low intensity noise and high-power output make the laser source become a promising candidate in further applications, such as cold atom optical lattice, quantum key distribution, and gravitational wave detection.
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36
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Bond C, Brown D, Freise A, Strain KA. Interferometer techniques for gravitational-wave detection. LIVING REVIEWS IN RELATIVITY 2017; 19:3. [PMID: 28260967 PMCID: PMC5315762 DOI: 10.1007/s41114-016-0002-8] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/04/2015] [Accepted: 07/21/2016] [Indexed: 05/25/2023]
Abstract
Several km-scale gravitational-wave detectors have been constructed worldwide. These instruments combine a number of advanced technologies to push the limits of precision length measurement. The core devices are laser interferometers of a new kind; developed from the classical Michelson topology these interferometers integrate additional optical elements, which significantly change the properties of the optical system. Much of the design and analysis of these laser interferometers can be performed using well-known classical optical techniques; however, the complex optical layouts provide a new challenge. In this review, we give a textbook-style introduction to the optical science required for the understanding of modern gravitational wave detectors, as well as other high-precision laser interferometers. In addition, we provide a number of examples for a freely available interferometer simulation software and encourage the reader to use these examples to gain hands-on experience with the discussed optical methods.
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Affiliation(s)
- Charlotte Bond
- School of Physics and Astronomy, University of Birmingham, Birmingham, B15 2TT UK
| | - Daniel Brown
- School of Physics and Astronomy, University of Birmingham, Birmingham, B15 2TT UK
| | - Andreas Freise
- School of Physics and Astronomy, University of Birmingham, Birmingham, B15 2TT UK
| | - Kenneth A. Strain
- School of Physics and Astronomy, University of Glasgow, Glasgow, G12 8QQ UK
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37
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Noack A, Bogan C, Willke B. Higher-order Laguerre-Gauss modes in (non-) planar four-mirror cavities for future gravitational wave detectors. OPTICS LETTERS 2017; 42:751-754. [PMID: 28198863 DOI: 10.1364/ol.42.000751] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
One of the limiting noise sources in the current generation of gravitational wave detectors, such as the advanced laser interferometer gravitational wave observatory (aLIGO), is the thermal noise in the interferometer's test mass coatings. One proposed method to reduce the coupling of this noise source to the gravitational wave readout is using a laser beam in the higher-order spatial LG33 mode within the interferometer. Here we show that the current four-mirror cavities of aLIGO are not compatible with Laguerre-Gauss modes due to astigmatism. A non-degeneracy of modes of the same order could be observed in experiment and simulation. We demonstrate that a non-planar cavity could be used instead as it compensates for the astigmatism and transmits the LG33 mode undisturbed.
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Zhao J, Guiraud G, Floissat F, Gouhier B, Rota-Rodrigo S, Traynor N, Santarelli G. Gain dynamics of clad-pumped Yb-fiber amplifier and intensity noise control. OPTICS EXPRESS 2017; 25:357-366. [PMID: 28085830 DOI: 10.1364/oe.25.000357] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
Gain dynamics study provides an attractive method to understand the intensity noise behavior in fiber amplifiers. Here, the gain dynamics of a medium power (5 W) clad-pumped Yb-fiber amplifier is experimentally evaluated by measuring the frequency domain transfer functions for the input seed and pump lasers from 10 Hz to 1 MHz. We study gain dynamic behavior of the fiber amplifier in the presence of significant residual pump power (compared to the seed power), showing that the seed transfer function is strongly saturated at low Fourier frequencies while the pump power modulation transfer function is nearly unaffected. The characterization of relative intensity noise (RIN) of the fiber amplifier is well explained by the gain dynamics analysis. Finally, a 600 kHz bandwidth feedback loop using an acoustic-optical modulator (AOM) controlling the seed intensity is successfully demonstrated to suppress the broadband laser intensity noise. A maximum noise reduction of about 30 dB is achieved leading to a RIN of -152 dBc/Hz (~1 kHz-10 MHz) at 2.5 W output power.
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Wei LW, Cleva F, Man CN. Coherently combined master oscillator fiber power amplifiers for Advanced Virgo. OPTICS LETTERS 2016; 41:5817-5820. [PMID: 27973510 DOI: 10.1364/ol.41.005817] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
Stable low-noise high-power lasers are indispensable in advancing the strain sensitivity of interferometric gravitational wave detectors. Advanced LIGO and Advanced Virgo are currently under commissioning and require about 200 W of single-frequency laser power, while the future detector design may require up to the order of 500 W. In this Letter, we present the design and, to the best of our knowledge, the first experimental demonstration of the laser system for Advanced Virgo that is based on coherently combined fiber laser amplifiers. We show the long-term performance of two 40 W fiber laser amplifiers, as well as their characterization in terms of beam quality, power noise, phase noise, and beam pointing. Moreover, a simple and compact setup utilizing fibered modulators and actuators for the coherent beam combination of these two fiber laser amplifiers is reported. A combination efficiency of about 96% was achieved, and no spurious noise was observed.
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Rollins JG. Distributed state machine supervision for long-baseline gravitational-wave detectors. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2016; 87:094502. [PMID: 27782540 DOI: 10.1063/1.4961665] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/06/2023]
Abstract
The Laser Interferometer Gravitational-wave Observatory (LIGO) consists of two identical yet independent, widely separated, long-baseline gravitational-wave detectors. Each Advanced LIGO detector consists of complex optical-mechanical systems isolated from the ground by multiple layers of active seismic isolation, all controlled by hundreds of fast, digital, feedback control systems. This article describes a novel state machine-based automation platform developed to handle the automation and supervisory control challenges of these detectors. The platform, called Guardian, consists of distributed, independent, state machine automaton nodes organized hierarchically for full detector control. User code is written in standard Python and the platform is designed to facilitate the fast-paced development process associated with commissioning the complicated Advanced LIGO instruments. While developed specifically for the Advanced LIGO detectors, Guardian is a generic state machine automation platform that is useful for experimental control at all levels, from simple table-top setups to large-scale multi-million dollar facilities.
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Affiliation(s)
- Jameson Graef Rollins
- LIGO Laboratory, California Institute of Technology, Pasadena, California 91125, USA
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Abbott BP, Abbott R, Abbott TD, Abernathy MR, Acernese F, Ackley K, Adams C, Adams T, Addesso P, Adhikari RX, Adya VB, Affeldt C, Agathos M, Agatsuma K, Aggarwal N, Aguiar OD, Aiello L, Ain A, Ajith P, Allen B, Allocca A, Altin PA, Anderson SB, Anderson WG, Arai K, Araya MC, Arceneaux CC, Areeda JS, Arnaud N, Arun KG, Ascenzi S, Ashton G, Ast M, Aston SM, Astone P, Aufmuth P, Aulbert C, Babak S, Bacon P, Bader MKM, Baker PT, Baldaccini F, Ballardin G, Ballmer SW, Barayoga JC, Barclay SE, Barish BC, Barker D, Barone F, Barr B, Barsotti L, Barsuglia M, Barta D, Bartlett J, Bartos I, Bassiri R, Basti A, Batch JC, Baune C, Bavigadda V, Bazzan M, Behnke B, Bejger M, Bell AS, Bell CJ, Berger BK, Bergman J, Bergmann G, Berry CPL, Bersanetti D, Bertolini A, Betzwieser J, Bhagwat S, Bhandare R, Bilenko IA, Billingsley G, Birch J, Birney R, Biscans S, Bisht A, Bitossi M, Biwer C, Bizouard MA, Blackburn JK, Blair CD, Blair DG, Blair RM, Bloemen S, Bock O, Bodiya TP, Boer M, Bogaert G, Bogan C, Bohe A, Bohémier K, Bojtos P, Bond C, Bondu F, Bonnand R, Boom BA, Bork R, Boschi V, Bose S, Bouffanais Y, Bozzi A, Bradaschia C, Brady PR, Braginsky VB, Branchesi M, Brau JE, Briant T, Brillet A, Brinkmann M, Brisson V, Brockill P, Brooks AF, Brown DA, Brown DD, Brown NM, Buchanan CC, Buikema A, Bulik T, Bulten HJ, Buonanno A, Buskulic D, Buy C, Byer RL, Cabero M, Cadonati L, Cagnoli G, Cahillane C, Calderón Bustillo J, Callister T, Calloni E, Camp JB, Cannon KC, Cao J, Capano CD, Capocasa E, Carbognani F, Caride S, Diaz JC, Casentini C, Caudill S, Cavaglià M, Cavalier F, Cavalieri R, Cella G, Cepeda CB, Baiardi LC, Cerretani G, Cesarini E, Chakraborty R, Chalermsongsak T, Chamberlin SJ, Chan M, Chao S, Charlton P, Chassande-Mottin E, Chen HY, Chen Y, Cheng C, Chincarini A, Chiummo A, Cho HS, Cho M, Chow JH, Christensen N, Chu Q, Chua S, Chung S, Ciani G, Clara F, Clark JA, Clayton JH, Cleva F, Coccia E, Cohadon PF, Cokelaer T, Colla A, Collette CG, Cominsky L, Constancio M, Conte A, Conti L, Cook D, Corbitt TR, Cornish N, Corsi A, Cortese S, Costa CA, Coughlin MW, Coughlin SB, Coulon JP, Countryman ST, Couvares P, Cowan EE, Coward DM, Cowart MJ, Coyne DC, Coyne R, Craig K, Creighton JDE, Creighton TD, Cripe J, Crowder SG, Cumming A, Cunningham L, Cuoco E, Dal Canton T, Danilishin SL, D'Antonio S, Danzmann K, Darman NS, Dattilo V, Dave I, Daveloza HP, Davier M, Davies GS, Daw EJ, Day R, De S, DeBra D, Debreczeni G, Degallaix J, De Laurentis M, Deléglise S, Del Pozzo W, Denker T, Dent T, Dereli H, Dergachev V, DeRosa RT, De Rosa R, DeSalvo R, Dhurandhar S, Díaz MC, Dietz A, Di Fiore L, Di Giovanni M, Di Lieto A, Di Pace S, Di Palma I, Di Virgilio A, Dojcinoski G, Dolique V, Donovan F, Dooley KL, Doravari S, Douglas R, Downes TP, Drago M, Drever RWP, Driggers JC, Du Z, Ducrot M, Dwyer SE, Edo TB, Edwards MC, Effler A, Eggenstein HB, Ehrens P, Eichholz J, Eikenberry SS, Engels W, Essick RC, Etzel T, Evans M, Evans TM, Everett R, Factourovich M, Fafone V, Fair H, Fairhurst S, Fan X, Fang Q, Farinon S, Farr B, Farr WM, Favata M, Fays M, Fehrmann H, Fejer MM, Ferrante I, Ferreira EC, Ferrini F, Fidecaro F, Fiori I, Fiorucci D, Fisher RP, Flaminio R, Fletcher M, Fotopoulos N, Fournier JD, Franco S, Frasca S, Frasconi F, Frei M, Frei Z, Freise A, Frey R, Frey V, Fricke TT, Fritschel P, Frolov VV, Fulda P, Fyffe M, Gabbard HAG, Gair JR, Gammaitoni L, Gaonkar SG, Garufi F, Gatto A, Gaur G, Gehrels N, Gemme G, Gendre B, Genin E, Gennai A, George J, Gergely L, Germain V, Ghosh A, Ghosh S, Giaime JA, Giardina KD, Giazotto A, Gill K, Glaefke A, Goetz E, Goetz R, Goggin LM, Gondan L, González G, Gonzalez Castro JM, Gopakumar A, Gordon NA, Gorodetsky ML, Gossan SE, Gosselin M, Gouaty R, Graef C, Graff PB, Granata M, Grant A, Gras S, Gray C, Greco G, Green AC, Groot P, Grote H, Grunewald S, Guidi GM, Guo X, Gupta A, Gupta MK, Gushwa KE, Gustafson EK, Gustafson R, Hacker JJ, Hall BR, Hall ED, Hammond G, Haney M, Hanke MM, Hanks J, Hanna C, Hannam MD, Hanson J, Hardwick T, Harms J, Harry GM, Harry IW, Hart MJ, Hartman MT, Haster CJ, Haughian K, Heidmann A, Heintze MC, Heitmann H, Hello P, Hemming G, Hendry M, Heng IS, Hennig J, Heptonstall AW, Heurs M, Hild S, Hoak D, Hodge KA, Hofman D, Hollitt SE, Holt K, Holz DE, Hopkins P, Hosken DJ, Hough J, Houston EA, Howell EJ, Hu YM, Huang S, Huerta EA, Huet D, Hughey B, Husa S, Huttner SH, Huynh-Dinh T, Idrisy A, Indik N, Ingram DR, Inta R, Isa HN, Isac JM, Isi M, Islas G, Isogai T, Iyer BR, Izumi K, Jacqmin T, Jang H, Jani K, Jaranowski P, Jawahar S, Jiménez-Forteza F, Johnson WW, Jones DI, Jones G, Jones R, Jonker RJG, Ju L, Haris K, Kalaghatgi CV, Kalogera V, Kandhasamy S, Kang G, Kanner JB, Karki S, Kasprzack M, Katsavounidis E, Katzman W, Kaufer S, Kaur T, Kawabe K, Kawazoe F, Kéfélian F, Kehl MS, Keitel D, Kelley DB, Kells W, Keppel DG, Kennedy R, Key JS, Khalaidovski A, Khalili FY, Khan I, Khan S, Khan Z, Khazanov EA, Kijbunchoo N, Kim C, Kim J, Kim K, Kim NG, Kim N, Kim YM, King EJ, King PJ, Kinzel DL, Kissel JS, Kleybolte L, Klimenko S, Koehlenbeck SM, Kokeyama K, Koley S, Kondrashov V, Kontos A, Korobko M, Korth WZ, Kowalska I, Kozak DB, Kringel V, Krishnan B, Królak A, Krueger C, Kuehn G, Kumar P, Kuo L, Kutynia A, Lackey BD, Landry M, Lange J, Lantz B, Lasky PD, Lazzarini A, Lazzaro C, Leaci P, Leavey S, Lebigot EO, Lee CH, Lee HK, Lee HM, Lee K, Lenon A, Leonardi M, Leong JR, Leroy N, Letendre N, Levin Y, Levine BM, Li TGF, Libson A, Littenberg TB, Lockerbie NA, Logue J, Lombardi AL, Lord JE, Lorenzini M, Loriette V, Lormand M, Losurdo G, Lough JD, Lück H, Lundgren AP, Luo J, Lynch R, Ma Y, MacDonald T, Machenschalk B, MacInnis M, Macleod DM, Magaña-Sandoval F, Magee RM, Mageswaran M, Majorana E, Maksimovic I, Malvezzi V, Man N, Mandel I, Mandic V, Mangano V, Mansell GL, Manske M, Mantovani M, Marchesoni F, Marion F, Márka S, Márka Z, Markosyan AS, Maros E, Martelli F, Martellini L, Martin IW, Martin RM, Martynov DV, Marx JN, Mason K, Masserot A, Massinger TJ, Masso-Reid M, Matichard F, Matone L, Mavalvala N, Mazumder N, Mazzolo G, McCarthy R, McClelland DE, McCormick S, McGuire SC, McIntyre G, McIver J, McKechan DJA, McManus DJ, McWilliams ST, Meacher D, Meadors GD, Meidam J, Melatos A, Mendell G, Mendoza-Gandara D, Mercer RA, Merilh E, Merzougui M, Meshkov S, Messaritaki E, Messenger C, Messick C, Meyers PM, Mezzani F, Miao H, Michel C, Middleton H, Mikhailov EE, Milano L, Miller J, Millhouse M, Minenkov Y, Ming J, Mirshekari S, Mishra C, Mitra S, Mitrofanov VP, Mitselmakher G, Mittleman R, Moggi A, Mohan M, Mohapatra SRP, Montani M, Moore BC, Moore CJ, Moraru D, Moreno G, Morriss SR, Mossavi K, Mours B, Mow-Lowry CM, Mueller CL, Mueller G, Muir AW, Mukherjee A, Mukherjee D, Mukherjee S, Mukund N, Mullavey A, Munch J, Murphy DJ, Murray PG, Mytidis A, Nardecchia I, Naticchioni L, Nayak RK, Necula V, Nedkova K, Nelemans G, Neri M, Neunzert A, Newton G, Nguyen TT, Nielsen AB, Nissanke S, Nitz A, Nocera F, Nolting D, Normandin ME, Nuttall LK, Oberling J, Ochsner E, O'Dell J, Oelker E, Ogin GH, Oh JJ, Oh SH, Ohme F, Oliver M, Oppermann P, Oram RJ, O'Reilly B, O'Shaughnessy R, Ottaway DJ, Ottens RS, Overmier H, Owen BJ, Pai A, Pai SA, Palamos JR, Palashov O, Palomba C, Pal-Singh A, Pan H, Pan Y, Pankow C, Pannarale F, Pant BC, Paoletti F, Paoli A, Papa MA, Paris HR, Parker W, Pascucci D, Pasqualetti A, Passaquieti R, Passuello D, Patricelli B, Patrick Z, Pearlstone BL, Pedraza M, Pedurand R, Pekowsky L, Pele A, Penn S, Perreca A, Phelps M, Piccinni O, Pichot M, Piergiovanni F, Pierro V, Pillant G, Pinard L, Pinto IM, Pitkin M, Poggiani R, Popolizio P, Post A, Powell J, Prasad J, Predoi V, Premachandra SS, Prestegard T, Price LR, Prijatelj M, Principe M, Privitera S, Prodi GA, Prokhorov L, Puncken O, Punturo M, Puppo P, Pürrer M, Qi H, Qin J, Quetschke V, Quintero EA, Quitzow-James R, Raab FJ, Rabeling DS, Radkins H, Raffai P, Raja S, Rakhmanov M, Rapagnani P, Raymond V, Razzano M, Re V, Read J, Reed CM, Regimbau T, Rei L, Reid S, Reitze DH, Rew H, Reyes SD, Ricci F, Riles K, Robertson NA, Robie R, Robinet F, Robinson C, Rocchi A, Rodriguez AC, Rolland L, Rollins JG, Roma VJ, Romano R, Romanov G, Romie JH, Rosińska D, Rowan S, Rüdiger A, Ruggi P, Ryan K, Sachdev S, Sadecki T, Sadeghian L, Salconi L, Saleem M, Salemi F, Samajdar A, Sammut L, Sanchez EJ, Sandberg V, Sandeen B, Sanders JR, Santamaría L, Sassolas B, Sathyaprakash BS, Saulson PR, Sauter O, Savage RL, Sawadsky A, Schale P, Schilling R, Schmidt J, Schmidt P, Schnabel R, Schofield RMS, Schönbeck A, Schreiber E, Schuette D, Schutz BF, Scott J, Scott SM, Sellers D, Sengupta AS, Sentenac D, Sequino V, Sergeev A, Serna G, Setyawati Y, Sevigny A, Shaddock DA, Shah S, Shahriar MS, Shaltev M, Shao Z, Shapiro B, Shawhan P, Sheperd A, Shoemaker DH, Shoemaker DM, Siellez K, Siemens X, Sigg D, Silva AD, Simakov D, Singer A, Singer LP, Singh A, Singh R, Singhal A, Sintes AM, Slagmolen BJJ, Smith JR, Smith ND, Smith RJE, Son EJ, Sorazu B, Sorrentino F, Souradeep T, Srivastava AK, Staley A, Steinke M, Steinlechner J, Steinlechner S, Steinmeyer D, Stephens BC, Stone R, Strain KA, Straniero N, Stratta G, Strauss NA, Strigin S, Sturani R, Stuver AL, Summerscales TZ, Sun L, Sutton PJ, Swinkels BL, Szczepańczyk MJ, Tacca M, Talukder D, Tanner DB, Tápai M, Tarabrin SP, Taracchini A, Taylor R, Theeg T, Thirugnanasambandam MP, Thomas EG, Thomas M, Thomas P, Thorne KA, Thorne KS, Thrane E, Tiwari S, Tiwari V, Tokmakov KV, Tomlinson C, Tonelli M, Torres CV, Torrie CI, Töyrä D, Travasso F, Traylor G, Trifirò D, Tringali MC, Trozzo L, Tse M, Turconi M, Tuyenbayev D, Ugolini D, Unnikrishnan CS, Urban AL, Usman SA, Vahlbruch H, Vajente G, Valdes G, van Bakel N, van Beuzekom M, van den Brand JFJ, Van Den Broeck C, Vander-Hyde DC, van der Schaaf L, van Heijningen JV, van Veggel AA, Vardaro M, Vass S, Vasúth M, Vaulin R, Vecchio A, Vedovato G, Veitch J, Veitch PJ, Venkateswara K, Verkindt D, Vetrano F, Viceré A, Vinciguerra S, Vine DJ, Vinet JY, Vitale S, Vo T, Vocca H, Vorvick C, Voss D, Vousden WD, Vyatchanin SP, Wade AR, Wade LE, Wade M, Walker M, Wallace L, Walsh S, Wang G, Wang H, Wang M, Wang X, Wang Y, Ward RL, Warner J, Was M, Weaver B, Wei LW, Weinert M, Weinstein AJ, Weiss R, Welborn T, Wen L, Weßels P, West M, Westphal T, Wette K, Whelan JT, White DJ, Whiting BF, Wiesner K, Williams RD, Williamson AR, Willis JL, Willke B, Wimmer MH, Winkler W, Wipf CC, Wiseman AG, Wittel H, Woan G, Worden J, Wright JL, Wu G, Yablon J, Yam W, Yamamoto H, Yancey CC, Yap MJ, Yu H, Yvert M, Zadrożny A, Zangrando L, Zanolin M, Zendri JP, Zevin M, Zhang F, Zhang L, Zhang M, Zhang Y, Zhao C, Zhou M, Zhou Z, Zhu XJ, Zucker ME, Zuraw SE, Zweizig J. GW150914: First results from the search for binary black hole coalescence with Advanced LIGO. PHYSICAL REVIEW. D. (2016) 2016; 93:122003. [PMID: 32818163 DOI: 10.1103/physrevd.93.112004] [Citation(s) in RCA: 35] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/27/2023]
Abstract
On September 14, 2015 at 09:50:45 UTC the two detectors of the Laser Interferometer Gravitational-wave Observatory (LIGO) simultaneously observed the binary black hole merger GW150914. We report the results of a matched-filter search using relativistic models of compact-object binaries that recovered GW150914 as the most significant event during the coincident observations between the two LIGO detectors from September 12 to October 20, 2015. GW150914 was observed with a matched filter signal-to-noise ratio of 24 and a false alarm rate estimated to be less than 1 event per 203000 years, equivalent to a significance greater than 5.1 σ.
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Affiliation(s)
- B P Abbott
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R Abbott
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - T D Abbott
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - M R Abernathy
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - F Acernese
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - K Ackley
- University of Florida, Gainesville, FL 32611, USA
| | - C Adams
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - T Adams
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - P Addesso
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
| | - R X Adhikari
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - V B Adya
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Affeldt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Agathos
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - K Agatsuma
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - N Aggarwal
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - O D Aguiar
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - L Aiello
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Ain
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - P Ajith
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - B Allen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - A Allocca
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P A Altin
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S B Anderson
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - W G Anderson
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - K Arai
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M C Araya
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - C C Arceneaux
- The University of Mississippi, University, MS 38677, USA
| | - J S Areeda
- California State University Fullerton, Fullerton, CA 92831, USA
| | - N Arnaud
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - K G Arun
- Chennai Mathematical Institute, Chennai 603103, India
| | - S Ascenzi
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - G Ashton
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - M Ast
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S M Aston
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - P Astone
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - P Aufmuth
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Aulbert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Babak
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - P Bacon
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - M K M Bader
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - P T Baker
- Montana State University, Bozeman, MT 59717, USA
| | - F Baldaccini
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Ballardin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S W Ballmer
- Syracuse University, Syracuse, NY 13244, USA
| | - J C Barayoga
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - S E Barclay
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B C Barish
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - D Barker
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - F Barone
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - B Barr
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Barsotti
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Barsuglia
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Barta
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Bartlett
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - I Bartos
- Columbia University, New York, NY 10027, USA
| | - R Bassiri
- Stanford University, Stanford, CA 94305, USA
| | - A Basti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - J C Batch
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - C Baune
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Bavigadda
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Bazzan
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - B Behnke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | | | - A S Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C J Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B K Berger
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J Bergman
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - G Bergmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C P L Berry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D Bersanetti
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Bertolini
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - J Betzwieser
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - S Bhagwat
- Syracuse University, Syracuse, NY 13244, USA
| | | | - I A Bilenko
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - G Billingsley
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J Birch
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - R Birney
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - S Biscans
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - A Bisht
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - M Bitossi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C Biwer
- Syracuse University, Syracuse, NY 13244, USA
| | - M A Bizouard
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - J K Blackburn
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - C D Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - D G Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - R M Blair
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - S Bloemen
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
| | - O Bock
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - T P Bodiya
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Boer
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - G Bogaert
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - C Bogan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Bohe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - K Bohémier
- Syracuse University, Syracuse, NY 13244, USA
| | - P Bojtos
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - C Bond
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Bondu
- Institut de Physique de Rennes, CNRS, Université de Rennes 1, F-35042 Rennes, France
| | - R Bonnand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B A Boom
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - R Bork
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - V Boschi
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Bose
- Washington State University, Pullman, WA 99164, USA
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - Y Bouffanais
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - A Bozzi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | | | - P R Brady
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - V B Braginsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - M Branchesi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J E Brau
- University of Oregon, Eugene, OR 97403, USA
| | - T Briant
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - A Brillet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Brinkmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Brisson
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - P Brockill
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - A F Brooks
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - D A Brown
- Syracuse University, Syracuse, NY 13244, USA
| | - D D Brown
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - N M Brown
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - C C Buchanan
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - A Buikema
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T Bulik
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - H J Bulten
- VU University Amsterdam, 1081 HV Amsterdam, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - A Buonanno
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- University of Maryland, College Park, MD 20742, USA
| | - D Buskulic
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Buy
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R L Byer
- Stanford University, Stanford, CA 94305, USA
| | - M Cabero
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - L Cadonati
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - G Cagnoli
- Institut Lumière Matière, Université de Lyon, Université Claude Bernard Lyon 1, UMR CNRS 5306, 69622 Villeurbanne, France
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - C Cahillane
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J Calderón Bustillo
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - T Callister
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E Calloni
- Università di Napoli "Federico II," Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - J B Camp
- NASA/Goddard Space Flight Center, Greenbelt, MD 20771, USA
| | - K C Cannon
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - J Cao
- Tsinghua University, Beijing 100084, China
| | - C D Capano
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - E Capocasa
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - F Carbognani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S Caride
- Texas Tech University, Lubbock, TX 79409, USA
| | - J Casanueva Diaz
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - C Casentini
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - S Caudill
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - M Cavaglià
- The University of Mississippi, University, MS 38677, USA
| | - F Cavalier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - R Cavalieri
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - G Cella
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C B Cepeda
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - L Cerboni Baiardi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G Cerretani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E Cesarini
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - R Chakraborty
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - T Chalermsongsak
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - S J Chamberlin
- The Pennsylvania State University, University Park, PA 16802, USA
| | - M Chan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Chao
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - P Charlton
- Charles Sturt University, Wagga Wagga, New South Wales 2678, Australia
| | - E Chassande-Mottin
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - H Y Chen
- University of Chicago, Chicago, IL 60637, USA
| | - Y Chen
- Caltech CaRT, Pasadena, CA 91125, USA
| | - C Cheng
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | | | - A Chiummo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - H S Cho
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - M Cho
- University of Maryland, College Park, MD 20742, USA
| | - J H Chow
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | | | - Q Chu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Chua
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - S Chung
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - G Ciani
- University of Florida, Gainesville, FL 32611, USA
| | - F Clara
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - J A Clark
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - J H Clayton
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - F Cleva
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Coccia
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - P-F Cohadon
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - T Cokelaer
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - A Colla
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | | | - L Cominsky
- Sonoma State University, Rohnert Park, CA 94928, USA
| | - M Constancio
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - A Conte
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - L Conti
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - D Cook
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - T R Corbitt
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - N Cornish
- Montana State University, Bozeman, MT 59717, USA
| | - A Corsi
- Texas Tech University, Lubbock, TX 79409, USA
| | - S Cortese
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C A Costa
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | | | - S B Coughlin
- Northwestern University, Evanston, IL 60208, USA
| | - J-P Coulon
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | | | - P Couvares
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E E Cowan
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - D M Coward
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M J Cowart
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - D C Coyne
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R Coyne
- Texas Tech University, Lubbock, TX 79409, USA
| | - K Craig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | | | - T D Creighton
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - J Cripe
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - S G Crowder
- University of Minnesota, Minneapolis, MN 55455, USA
| | - A Cumming
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Cunningham
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E Cuoco
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - T Dal Canton
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S L Danilishin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S D'Antonio
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - K Danzmann
- Leibniz Universität Hannover, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - N S Darman
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - V Dattilo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - I Dave
- RRCAT, Indore MP 452013, India
| | - H P Daveloza
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - M Davier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - G S Davies
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Daw
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - R Day
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S De
- Syracuse University, Syracuse, NY 13244, USA
| | - D DeBra
- Stanford University, Stanford, CA 94305, USA
| | - G Debreczeni
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Degallaix
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - M De Laurentis
- Università di Napoli "Federico II," Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - S Deléglise
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - W Del Pozzo
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - T Denker
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Dent
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - H Dereli
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - V Dergachev
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R T DeRosa
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - R De Rosa
- Università di Napoli "Federico II," Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - R DeSalvo
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Dhurandhar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M C Díaz
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - A Dietz
- The University of Mississippi, University, MS 38677, USA
| | - L Di Fiore
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - M Di Giovanni
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - A Di Lieto
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Di Pace
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - I Di Palma
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | | | - G Dojcinoski
- Montclair State University, Montclair, NJ 07043, USA
| | - V Dolique
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - F Donovan
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - K L Dooley
- The University of Mississippi, University, MS 38677, USA
| | - S Doravari
- LIGO Livingston Observatory, Livingston, LA 70754, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Douglas
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T P Downes
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - M Drago
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - R W P Drever
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J C Driggers
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - Z Du
- Tsinghua University, Beijing 100084, China
| | - M Ducrot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S E Dwyer
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - T B Edo
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | | | - A Effler
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - H-B Eggenstein
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ehrens
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J Eichholz
- University of Florida, Gainesville, FL 32611, USA
| | | | - W Engels
- Caltech CaRT, Pasadena, CA 91125, USA
| | - R C Essick
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T Etzel
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Evans
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T M Evans
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - R Everett
- The Pennsylvania State University, University Park, PA 16802, USA
| | | | - V Fafone
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - H Fair
- Syracuse University, Syracuse, NY 13244, USA
| | - S Fairhurst
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - X Fan
- Tsinghua University, Beijing 100084, China
| | - Q Fang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Farinon
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Farr
- University of Chicago, Chicago, IL 60637, USA
| | - W M Farr
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Favata
- Montclair State University, Montclair, NJ 07043, USA
| | - M Fays
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - H Fehrmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M M Fejer
- Stanford University, Stanford, CA 94305, USA
| | - I Ferrante
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E C Ferreira
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - F Ferrini
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Fidecaro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - I Fiori
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Fiorucci
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R P Fisher
- Syracuse University, Syracuse, NY 13244, USA
| | - R Flaminio
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
- National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan
| | - M Fletcher
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - N Fotopoulos
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J-D Fournier
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Franco
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - S Frasca
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - F Frasconi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Frei
- Rochester Institute of Technology, Rochester, NY 14623, USA
| | - Z Frei
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - A Freise
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - R Frey
- University of Oregon, Eugene, OR 97403, USA
| | - V Frey
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - T T Fricke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Fritschel
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - V V Frolov
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - P Fulda
- University of Florida, Gainesville, FL 32611, USA
| | - M Fyffe
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - H A G Gabbard
- The University of Mississippi, University, MS 38677, USA
| | - J R Gair
- School of Mathematics, University of Edinburgh, Edinburgh EH9 3FD, United Kingdom
| | - L Gammaitoni
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - S G Gaonkar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - F Garufi
- Università di Napoli "Federico II," Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - A Gatto
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - G Gaur
- Indian Institute of Technology, Gandhinagar Ahmedabad Gujarat 382424, India
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - N Gehrels
- NASA/Goddard Space Flight Center, Greenbelt, MD 20771, USA
| | - G Gemme
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Gendre
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Genin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Gennai
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | | | - L Gergely
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - V Germain
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Archisman Ghosh
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Ghosh
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - J A Giaime
- Louisiana State University, Baton Rouge, LA 70803, USA
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - K D Giardina
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - A Giazotto
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - K Gill
- Embry-Riddle Aeronautical University, Prescott, AZ 86301, USA
| | - A Glaefke
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E Goetz
- University of Michigan, Ann Arbor, MI 48109, USA
| | - R Goetz
- University of Florida, Gainesville, FL 32611, USA
| | - L M Goggin
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - L Gondan
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - G González
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - J M Gonzalez Castro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - A Gopakumar
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - N A Gordon
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M L Gorodetsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - S E Gossan
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Gosselin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Gouaty
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Graef
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - P B Graff
- University of Maryland, College Park, MD 20742, USA
| | - M Granata
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - A Grant
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Gras
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - C Gray
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - G Greco
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A C Green
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - P Groot
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
| | - H Grote
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Grunewald
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G M Guidi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - X Guo
- Tsinghua University, Beijing 100084, China
| | - A Gupta
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M K Gupta
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - K E Gushwa
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E K Gustafson
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R Gustafson
- University of Michigan, Ann Arbor, MI 48109, USA
| | - J J Hacker
- California State University Fullerton, Fullerton, CA 92831, USA
| | - B R Hall
- Washington State University, Pullman, WA 99164, USA
| | - E D Hall
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - G Hammond
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Haney
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - M M Hanke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Hanks
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - C Hanna
- The Pennsylvania State University, University Park, PA 16802, USA
| | - M D Hannam
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J Hanson
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - T Hardwick
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - J Harms
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G M Harry
- American University, Washington, D.C. 20016, USA
| | - I W Harry
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M J Hart
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M T Hartman
- University of Florida, Gainesville, FL 32611, USA
| | - C-J Haster
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - K Haughian
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Heidmann
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M C Heintze
- University of Florida, Gainesville, FL 32611, USA
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - H Heitmann
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - P Hello
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - G Hemming
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Hendry
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - I S Heng
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Hennig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A W Heptonstall
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Heurs
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - S Hild
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Hoak
- University of Massachusetts-Amherst, Amherst, MA 01003, USA
| | - K A Hodge
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - D Hofman
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - S E Hollitt
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - K Holt
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - D E Holz
- University of Chicago, Chicago, IL 60637, USA
| | - P Hopkins
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - D J Hosken
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - J Hough
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E A Houston
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Howell
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - Y M Hu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Huang
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - E A Huerta
- West Virginia University, Morgantown, WV 26506, USA
- Northwestern University, Evanston, IL 60208, USA
| | - D Huet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - B Hughey
- Embry-Riddle Aeronautical University, Prescott, AZ 86301, USA
| | - S Husa
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - S H Huttner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T Huynh-Dinh
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - A Idrisy
- The Pennsylvania State University, University Park, PA 16802, USA
| | - N Indik
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D R Ingram
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - R Inta
- Texas Tech University, Lubbock, TX 79409, USA
| | - H N Isa
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J-M Isac
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M Isi
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - G Islas
- California State University Fullerton, Fullerton, CA 92831, USA
| | - T Isogai
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - B R Iyer
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - K Izumi
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - T Jacqmin
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - H Jang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - K Jani
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - P Jaranowski
- University of Białystok, 15-424 Białystok, Poland
| | - S Jawahar
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - F Jiménez-Forteza
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - W W Johnson
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - D I Jones
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - G Jones
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - R Jones
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R J G Jonker
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - L Ju
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - K Haris
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - C V Kalaghatgi
- Chennai Mathematical Institute, Chennai 603103, India
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - V Kalogera
- Northwestern University, Evanston, IL 60208, USA
| | - S Kandhasamy
- The University of Mississippi, University, MS 38677, USA
| | - G Kang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J B Kanner
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - S Karki
- University of Oregon, Eugene, OR 97403, USA
| | - M Kasprzack
- Louisiana State University, Baton Rouge, LA 70803, USA
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - E Katsavounidis
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - W Katzman
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - S Kaufer
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Kaur
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - K Kawabe
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - F Kawazoe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - F Kéfélian
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M S Kehl
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - D Keitel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - D B Kelley
- Syracuse University, Syracuse, NY 13244, USA
| | - W Kells
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - D G Keppel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Kennedy
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - J S Key
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - A Khalaidovski
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Y Khalili
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - I Khan
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - S Khan
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Z Khan
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - E A Khazanov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - N Kijbunchoo
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - C Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J Kim
- Pusan National University, Busan 609-735, Korea
| | - K Kim
- Hanyang University, Seoul 133-791, Korea
| | - Nam-Gyu Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - Namjun Kim
- Stanford University, Stanford, CA 94305, USA
| | - Y-M Kim
- Pusan National University, Busan 609-735, Korea
| | - E J King
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - P J King
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D L Kinzel
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - J S Kissel
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - L Kleybolte
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S Klimenko
- University of Florida, Gainesville, FL 32611, USA
| | - S M Koehlenbeck
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Kokeyama
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - S Koley
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - V Kondrashov
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - A Kontos
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Korobko
- Universität Hamburg, D-22761 Hamburg, Germany
| | - W Z Korth
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - I Kowalska
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - D B Kozak
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - V Kringel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B Krishnan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Królak
- NCBJ, 05-400 Świerk-Otwock, Poland
- IM-PAN, 00-956 Warsaw, Poland
| | - C Krueger
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Kuehn
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Kumar
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - L Kuo
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | | | - B D Lackey
- Syracuse University, Syracuse, NY 13244, USA
| | - M Landry
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - J Lange
- Rochester Institute of Technology, Rochester, NY 14623, USA
| | - B Lantz
- Stanford University, Stanford, CA 94305, USA
| | - P D Lasky
- Monash University, Victoria 3800, Australia
| | - A Lazzarini
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - C Lazzaro
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - P Leaci
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - S Leavey
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E O Lebigot
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
- Tsinghua University, Beijing 100084, China
| | - C H Lee
- Pusan National University, Busan 609-735, Korea
| | - H K Lee
- Hanyang University, Seoul 133-791, Korea
| | - H M Lee
- Seoul National University, Seoul 151-742, Korea
| | - K Lee
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Lenon
- Syracuse University, Syracuse, NY 13244, USA
| | - M Leonardi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - J R Leong
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - N Leroy
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - N Letendre
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Y Levin
- Monash University, Victoria 3800, Australia
| | - B M Levine
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - T G F Li
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - A Libson
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T B Littenberg
- University of Alabama in Huntsville, Huntsville, AL 35899, USA
| | - N A Lockerbie
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - J Logue
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A L Lombardi
- University of Massachusetts-Amherst, Amherst, MA 01003, USA
| | - J E Lord
- Syracuse University, Syracuse, NY 13244, USA
| | - M Lorenzini
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | | | - M Lormand
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - G Losurdo
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J D Lough
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - H Lück
- Leibniz Universität Hannover, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A P Lundgren
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Luo
- Carleton College, Northfield, MN 55057, USA
| | - R Lynch
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - Y Ma
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - T MacDonald
- Stanford University, Stanford, CA 94305, USA
| | - B Machenschalk
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M MacInnis
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - D M Macleod
- Louisiana State University, Baton Rouge, LA 70803, USA
| | | | - R M Magee
- Washington State University, Pullman, WA 99164, USA
| | - M Mageswaran
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E Majorana
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | | | - V Malvezzi
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - N Man
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I Mandel
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - V Mandic
- University of Minnesota, Minneapolis, MN 55455, USA
| | - V Mangano
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G L Mansell
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - M Manske
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - M Mantovani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Marchesoni
- Università di Camerino, Dipartimento di Fisica, I-62032 Camerino, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - F Marion
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S Márka
- Columbia University, New York, NY 10027, USA
| | - Z Márka
- Columbia University, New York, NY 10027, USA
| | | | - E Maros
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - F Martelli
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - L Martellini
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I W Martin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R M Martin
- University of Florida, Gainesville, FL 32611, USA
| | - D V Martynov
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J N Marx
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - K Mason
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - A Masserot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - M Masso-Reid
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Matichard
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - L Matone
- Columbia University, New York, NY 10027, USA
| | - N Mavalvala
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - N Mazumder
- Washington State University, Pullman, WA 99164, USA
| | - G Mazzolo
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R McCarthy
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D E McClelland
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S McCormick
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - S C McGuire
- Southern University and A&M College, Baton Rouge, LA 70813, USA
| | - G McIntyre
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - J McIver
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | | | - D J McManus
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | | | - D Meacher
- The Pennsylvania State University, University Park, PA 16802, USA
| | - G D Meadors
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Meidam
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - A Melatos
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - G Mendell
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D Mendoza-Gandara
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R A Mercer
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - E Merilh
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - M Merzougui
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Meshkov
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E Messaritaki
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - C Messenger
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C Messick
- The Pennsylvania State University, University Park, PA 16802, USA
| | - P M Meyers
- University of Minnesota, Minneapolis, MN 55455, USA
| | - F Mezzani
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - H Miao
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C Michel
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - H Middleton
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - E E Mikhailov
- College of William and Mary, Williamsburg, VA 23187, USA
| | - L Milano
- Università di Napoli "Federico II," Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - J Miller
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Millhouse
- Montana State University, Bozeman, MT 59717, USA
| | - Y Minenkov
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Ming
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Mirshekari
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo SP 01140-070, Brazil
| | - C Mishra
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Mitra
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V P Mitrofanov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | | | - R Mittleman
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - A Moggi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Mohan
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S R P Mohapatra
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Montani
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - B C Moore
- Montclair State University, Montclair, NJ 07043, USA
| | - C J Moore
- University of Cambridge, Cambridge CB2 1TN, United Kingdom
| | - D Moraru
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - G Moreno
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - S R Morriss
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - K Mossavi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B Mours
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C M Mow-Lowry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C L Mueller
- University of Florida, Gainesville, FL 32611, USA
| | - G Mueller
- University of Florida, Gainesville, FL 32611, USA
| | - A W Muir
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Arunava Mukherjee
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - D Mukherjee
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - S Mukherjee
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - N Mukund
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A Mullavey
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - J Munch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - D J Murphy
- Columbia University, New York, NY 10027, USA
| | - P G Murray
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Mytidis
- University of Florida, Gainesville, FL 32611, USA
| | - I Nardecchia
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - L Naticchioni
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - R K Nayak
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - V Necula
- University of Florida, Gainesville, FL 32611, USA
| | - K Nedkova
- University of Massachusetts-Amherst, Amherst, MA 01003, USA
| | - G Nelemans
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - M Neri
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Neunzert
- University of Michigan, Ann Arbor, MI 48109, USA
| | - G Newton
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T T Nguyen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - A B Nielsen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Nissanke
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - A Nitz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Nocera
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Nolting
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - M E Normandin
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - L K Nuttall
- Syracuse University, Syracuse, NY 13244, USA
| | - J Oberling
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - E Ochsner
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - J O'Dell
- Rutherford Appleton Laboratory, HSIC, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E Oelker
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - G H Ogin
- Whitman College, 345 Boyer Avenue, Walla Walla, WA 99362 USA
| | - J J Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - S H Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - F Ohme
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - M Oliver
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - P Oppermann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | | | - B O'Reilly
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | | | - D J Ottaway
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - R S Ottens
- University of Florida, Gainesville, FL 32611, USA
| | - H Overmier
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - B J Owen
- Texas Tech University, Lubbock, TX 79409, USA
| | - A Pai
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - S A Pai
- RRCAT, Indore MP 452013, India
| | | | - O Palashov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - C Palomba
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - A Pal-Singh
- Universität Hamburg, D-22761 Hamburg, Germany
| | - H Pan
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - Y Pan
- University of Maryland, College Park, MD 20742, USA
| | - C Pankow
- Northwestern University, Evanston, IL 60208, USA
| | - F Pannarale
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | | | - F Paoletti
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - A Paoli
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M A Papa
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - H R Paris
- Stanford University, Stanford, CA 94305, USA
| | - W Parker
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - D Pascucci
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Pasqualetti
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Passaquieti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | | | - B Patricelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - Z Patrick
- Stanford University, Stanford, CA 94305, USA
| | - B L Pearlstone
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Pedraza
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R Pedurand
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - L Pekowsky
- Syracuse University, Syracuse, NY 13244, USA
| | - A Pele
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - S Penn
- Hobart and William Smith Colleges, Geneva, NY 14456, USA
| | - A Perreca
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Phelps
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - O Piccinni
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - M Pichot
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - F Piergiovanni
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - V Pierro
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - G Pillant
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - L Pinard
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - I M Pinto
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - M Pitkin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R Poggiani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P Popolizio
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Post
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Powell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Prasad
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V Predoi
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | | | - T Prestegard
- University of Minnesota, Minneapolis, MN 55455, USA
| | - L R Price
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Prijatelj
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Principe
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Privitera
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G A Prodi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Prokhorov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - O Puncken
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Punturo
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - P Puppo
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - M Pürrer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - H Qi
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - J Qin
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - V Quetschke
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - E A Quintero
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | | | - F J Raab
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D S Rabeling
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Radkins
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - P Raffai
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - S Raja
- RRCAT, Indore MP 452013, India
| | - M Rakhmanov
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - P Rapagnani
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - V Raymond
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M Razzano
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - V Re
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Read
- California State University Fullerton, Fullerton, CA 92831, USA
| | - C M Reed
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - T Regimbau
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - L Rei
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - S Reid
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - D H Reitze
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
- University of Florida, Gainesville, FL 32611, USA
| | - H Rew
- College of William and Mary, Williamsburg, VA 23187, USA
| | - S D Reyes
- Syracuse University, Syracuse, NY 13244, USA
| | - F Ricci
- Università di Roma "La Sapienza," I-00185 Roma, Italy
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - K Riles
- University of Michigan, Ann Arbor, MI 48109, USA
| | - N A Robertson
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R Robie
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Robinet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - C Robinson
- University of Maryland, College Park, MD 20742, USA
| | - A Rocchi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - A C Rodriguez
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - L Rolland
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - J G Rollins
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - V J Roma
- University of Oregon, Eugene, OR 97403, USA
| | - R Romano
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S.Angelo, I-80126 Napoli, Italy
| | - G Romanov
- College of William and Mary, Williamsburg, VA 23187, USA
| | - J H Romie
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - D Rosińska
- Janusz Gil Institute of Astronomy, University of Zielona Góra, 65-265 Zielona Góra, Poland
- CAMK-PAN, 00-716 Warsaw, Poland
| | - S Rowan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Rüdiger
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ruggi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - K Ryan
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - S Sachdev
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - T Sadecki
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - L Sadeghian
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - L Salconi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Saleem
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - F Salemi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Samajdar
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - L Sammut
- The University of Melbourne, Parkville, Victoria 3010, Australia
- Monash University, Victoria 3800, Australia
| | - E J Sanchez
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - V Sandberg
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - B Sandeen
- Northwestern University, Evanston, IL 60208, USA
| | - J R Sanders
- University of Michigan, Ann Arbor, MI 48109, USA
- Syracuse University, Syracuse, NY 13244, USA
| | - L Santamaría
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - B Sassolas
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | | | - P R Saulson
- Syracuse University, Syracuse, NY 13244, USA
| | - O Sauter
- University of Michigan, Ann Arbor, MI 48109, USA
| | - R L Savage
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - A Sawadsky
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - P Schale
- University of Oregon, Eugene, OR 97403, USA
| | - R Schilling
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Schmidt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Schmidt
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
- Caltech CaRT, Pasadena, CA 91125, USA
| | - R Schnabel
- Universität Hamburg, D-22761 Hamburg, Germany
| | | | - A Schönbeck
- Universität Hamburg, D-22761 Hamburg, Germany
| | - E Schreiber
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D Schuette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B F Schutz
- Cardiff University, Cardiff CF24 3AA, United Kingdom
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - J Scott
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S M Scott
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - D Sellers
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - A S Sengupta
- Indian Institute of Technology, Gandhinagar Ahmedabad Gujarat 382424, India
| | - D Sentenac
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - V Sequino
- Università di Roma Tor Vergata, I-00133 Roma, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Sergeev
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - G Serna
- California State University Fullerton, Fullerton, CA 92831, USA
| | - Y Setyawati
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - A Sevigny
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D A Shaddock
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S Shah
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - M S Shahriar
- Northwestern University, Evanston, IL 60208, USA
| | - M Shaltev
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Z Shao
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - B Shapiro
- Stanford University, Stanford, CA 94305, USA
| | - P Shawhan
- University of Maryland, College Park, MD 20742, USA
| | - A Sheperd
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - D H Shoemaker
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - D M Shoemaker
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - K Siellez
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, GA 30332, USA
| | - X Siemens
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - D Sigg
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - A D Silva
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - D Simakov
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Singer
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - L P Singer
- NASA/Goddard Space Flight Center, Greenbelt, MD 20771, USA
| | - A Singh
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Singh
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - A Singhal
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - A M Sintes
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - B J J Slagmolen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J R Smith
- California State University Fullerton, Fullerton, CA 92831, USA
| | - N D Smith
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R J E Smith
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - E J Son
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - B Sorazu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | | | - T Souradeep
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A K Srivastava
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - A Staley
- Columbia University, New York, NY 10027, USA
| | - M Steinke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Steinmeyer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B C Stephens
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - R Stone
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - K A Strain
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - N Straniero
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - G Stratta
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | | | - S Strigin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - R Sturani
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo SP 01140-070, Brazil
| | - A L Stuver
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | | | - L Sun
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - P J Sutton
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - B L Swinkels
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | | | - M Tacca
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Talukder
- University of Oregon, Eugene, OR 97403, USA
| | - D B Tanner
- University of Florida, Gainesville, FL 32611, USA
| | - M Tápai
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - S P Tarabrin
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Taracchini
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Taylor
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - T Theeg
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | | | - E G Thomas
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Thomas
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - P Thomas
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - K A Thorne
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | | | - E Thrane
- Monash University, Victoria 3800, Australia
| | - S Tiwari
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - V Tiwari
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - K V Tokmakov
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - C Tomlinson
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - M Tonelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C V Torres
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - C I Torrie
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - D Töyrä
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Travasso
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Traylor
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - D Trifirò
- The University of Mississippi, University, MS 38677, USA
| | - M C Tringali
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Trozzo
- Università di Siena, I-53100 Siena, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Tse
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Turconi
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - D Tuyenbayev
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - D Ugolini
- Trinity University, San Antonio, TX 78212, USA
| | | | - A L Urban
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - S A Usman
- Syracuse University, Syracuse, NY 13244, USA
| | - H Vahlbruch
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Vajente
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - G Valdes
- The University of Texas Rio Grande Valley, Brownsville, TX 78520, USA
| | - N van Bakel
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | | | - J F J van den Brand
- VU University Amsterdam, 1081 HV Amsterdam, Netherlands
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | | | - D C Vander-Hyde
- Syracuse University, Syracuse, NY 13244, USA
- California State University Fullerton, Fullerton, CA 92831, USA
| | | | | | - A A van Veggel
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Vardaro
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - S Vass
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Vasúth
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - R Vaulin
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - A Vecchio
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - G Vedovato
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - J Veitch
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - P J Veitch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | | | - D Verkindt
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - F Vetrano
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A Viceré
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - S Vinciguerra
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D J Vine
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - J-Y Vinet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Vitale
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T Vo
- Syracuse University, Syracuse, NY 13244, USA
| | - H Vocca
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - C Vorvick
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - D Voss
- University of Florida, Gainesville, FL 32611, USA
| | - W D Vousden
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - S P Vyatchanin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - A R Wade
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - L E Wade
- Kenyon College, Gambier, OH 43022, USA
| | - M Wade
- Kenyon College, Gambier, OH 43022, USA
| | - M Walker
- Louisiana State University, Baton Rouge, LA 70803, USA
| | - L Wallace
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - S Walsh
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G Wang
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - H Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - X Wang
- Tsinghua University, Beijing 100084, China
| | - Y Wang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - R L Ward
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J Warner
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - M Was
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B Weaver
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - L-W Wei
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Weinert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A J Weinstein
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - R Weiss
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - T Welborn
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - L Wen
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - P Weßels
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M West
- Syracuse University, Syracuse, NY 13244, USA
| | - T Westphal
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Wette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J T Whelan
- Rochester Institute of Technology, Rochester, NY 14623, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D J White
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - B F Whiting
- University of Florida, Gainesville, FL 32611, USA
| | - K Wiesner
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R D Williams
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | | | - J L Willis
- Abilene Christian University, Abilene, TX 79699, USA
| | - B Willke
- Leibniz Universität Hannover, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M H Wimmer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - W Winkler
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C C Wipf
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - A G Wiseman
- University of Wisconsin-Milwaukee, Milwaukee, WI 53201, USA
| | - H Wittel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Woan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Worden
- LIGO Hanford Observatory, Richland, WA 99352, USA
| | - J L Wright
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G Wu
- LIGO Livingston Observatory, Livingston, LA 70754, USA
| | - J Yablon
- Northwestern University, Evanston, IL 60208, USA
| | - W Yam
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - H Yamamoto
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - C C Yancey
- University of Maryland, College Park, MD 20742, USA
| | - M J Yap
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Yu
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - M Yvert
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - L Zangrando
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zanolin
- Embry-Riddle Aeronautical University, Prescott, AZ 86301, USA
| | - J-P Zendri
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zevin
- Northwestern University, Evanston, IL 60208, USA
| | - F Zhang
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - L Zhang
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
| | - M Zhang
- College of William and Mary, Williamsburg, VA 23187, USA
| | - Y Zhang
- Rochester Institute of Technology, Rochester, NY 14623, USA
| | - C Zhao
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M Zhou
- Northwestern University, Evanston, IL 60208, USA
| | - Z Zhou
- Northwestern University, Evanston, IL 60208, USA
| | - X J Zhu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M E Zucker
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
- LIGO, Massachusetts Institute of Technology, Cambridge, MA 02139, USA
| | - S E Zuraw
- University of Massachusetts-Amherst, Amherst, MA 01003, USA
| | - J Zweizig
- LIGO, California Institute of Technology, Pasadena, CA 91125, USA
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GW150914: The Advanced LIGO Detectors in the Era of First Discoveries. PHYSICAL REVIEW LETTERS 2016; 116:131103. [PMID: 27081966 DOI: 10.1103/physrevlett.116.131103] [Citation(s) in RCA: 46] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/15/2016] [Indexed: 05/21/2023]
Abstract
Following a major upgrade, the two advanced detectors of the Laser Interferometer Gravitational-wave Observatory (LIGO) held their first observation run between September 2015 and January 2016. With a strain sensitivity of 10^{-23}/sqrt[Hz] at 100 Hz, the product of observable volume and measurement time exceeded that of all previous runs within the first 16 days of coincident observation. On September 14, 2015, the Advanced LIGO detectors observed a transient gravitational-wave signal determined to be the coalescence of two black holes [B. P. Abbott et al., Phys. Rev. Lett. 116, 061102 (2016)], launching the era of gravitational-wave astronomy. The event, GW150914, was observed with a combined signal-to-noise ratio of 24 in coincidence by the two detectors. Here, we present the main features of the detectors that enabled this observation. At full sensitivity, the Advanced LIGO detectors are designed to deliver another factor of 3 improvement in the signal-to-noise ratio for binary black hole systems similar in mass to GW150914.
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Affiliation(s)
- B P Abbott
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Abbott
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T D Abbott
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - M R Abernathy
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - F Acernese
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - K Ackley
- University of Florida, Gainesville, Florida 32611, USA
| | - C Adams
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - T Adams
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - P Addesso
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
| | - R X Adhikari
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V B Adya
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Affeldt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Agathos
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - K Agatsuma
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - N Aggarwal
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - O D Aguiar
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - L Aiello
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Ain
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - P Ajith
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - B Allen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - A Allocca
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P A Altin
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S B Anderson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - W G Anderson
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - K Arai
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M C Araya
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C C Arceneaux
- The University of Mississippi, University, Mississippi 38677, USA
| | - J S Areeda
- California State University Fullerton, Fullerton, California 92831, USA
| | - N Arnaud
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - K G Arun
- Chennai Mathematical Institute, Siruseri 603103, India
| | - S Ascenzi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - G Ashton
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - M Ast
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S M Aston
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Astone
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - P Aufmuth
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Aulbert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Babak
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - P Bacon
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - M K M Bader
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - P T Baker
- Montana State University, Bozeman, Montana 59717, USA
| | - F Baldaccini
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Ballardin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S W Ballmer
- Syracuse University, Syracuse, New York 13244, USA
| | - J C Barayoga
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S E Barclay
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B C Barish
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Barker
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - F Barone
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - B Barr
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Barsotti
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Barsuglia
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Barta
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Bartlett
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - I Bartos
- Columbia University, New York, New York 10027, USA
| | - R Bassiri
- Stanford University, Stanford, California 94305, USA
| | - A Basti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - J C Batch
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Baune
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Bavigadda
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Bazzan
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - B Behnke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | | | - A S Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C J Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B K Berger
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Bergman
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Bergmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C P L Berry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D Bersanetti
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Bertolini
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - J Betzwieser
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Bhagwat
- Syracuse University, Syracuse, New York 13244, USA
| | - R Bhandare
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - I A Bilenko
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - G Billingsley
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Birch
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R Birney
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - S Biscans
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Bisht
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - M Bitossi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C Biwer
- Syracuse University, Syracuse, New York 13244, USA
| | - M A Bizouard
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - J K Blackburn
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C D Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - D G Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - R M Blair
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S Bloemen
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - O Bock
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - T P Bodiya
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Boer
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - G Bogaert
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - C Bogan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Bohe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - P Bojtos
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - C Bond
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Bondu
- Institut de Physique de Rennes, CNRS, Université de Rennes 1, F-35042 Rennes, France
| | - R Bonnand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B A Boom
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - R Bork
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Boschi
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Bose
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
- Washington State University, Pullman, Washington 99164, USA
| | - Y Bouffanais
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - A Bozzi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | | | - P R Brady
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - V B Braginsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - M Branchesi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J E Brau
- University of Oregon, Eugene, Oregon 97403, USA
| | - T Briant
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - A Brillet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Brinkmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Brisson
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - P Brockill
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - A F Brooks
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D A Brown
- Syracuse University, Syracuse, New York 13244, USA
| | - D D Brown
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - N M Brown
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C C Buchanan
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - A Buikema
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Bulik
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - H J Bulten
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- VU University Amsterdam, 1081 HV Amsterdam, The Netherlands
| | - A Buonanno
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- University of Maryland, College Park, Maryland 20742, USA
| | - D Buskulic
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Buy
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R L Byer
- Stanford University, Stanford, California 94305, USA
| | - L Cadonati
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - G Cagnoli
- Institut Lumière Matière, Université de Lyon, Université Claude Bernard Lyon 1, UMR CNRS 5306, 69622 Villeurbanne, France
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - C Cahillane
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Calderón Bustillo
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - T Callister
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E Calloni
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - J B Camp
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - K C Cannon
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - J Cao
- Tsinghua University, Beijing 100084, China
| | - C D Capano
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - E Capocasa
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - F Carbognani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S Caride
- Texas Tech University, Lubbock, Texas 79409, USA
| | - J Casanueva Diaz
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - C Casentini
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - S Caudill
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Cavaglià
- The University of Mississippi, University, Mississippi 38677, USA
| | - F Cavalier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - R Cavalieri
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - G Cella
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C B Cepeda
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - L Cerboni Baiardi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G Cerretani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E Cesarini
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - R Chakraborty
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Chalermsongsak
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S J Chamberlin
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - M Chan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Chao
- National Tsing Hua University, Hsinchu City, Taiwan 30013, Republic of China
| | - P Charlton
- Charles Sturt University, Wagga Wagga, New South Wales 2678, Australia
| | - E Chassande-Mottin
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - H Y Chen
- University of Chicago, Chicago, Illinois 60637, USA
| | - Y Chen
- Caltech CaRT, Pasadena, California 91125, USA
| | - C Cheng
- National Tsing Hua University, Hsinchu City, Taiwan 30013, Republic of China
| | | | - A Chiummo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - H S Cho
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - M Cho
- University of Maryland, College Park, Maryland 20742, USA
| | - J H Chow
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | | | - Q Chu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Chua
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - S Chung
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - G Ciani
- University of Florida, Gainesville, Florida 32611, USA
| | - F Clara
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J A Clark
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - F Cleva
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Coccia
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - P-F Cohadon
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - A Colla
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | | | - L Cominsky
- Sonoma State University, Rohnert Park, California 94928, USA
| | - M Constancio
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - A Conte
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - L Conti
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - D Cook
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T R Corbitt
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - N Cornish
- Montana State University, Bozeman, Montana 59717, USA
| | - A Corsi
- Texas Tech University, Lubbock, Texas 79409, USA
| | - S Cortese
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C A Costa
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - M W Coughlin
- Carleton College, Northfield, Minnesota 55057, USA
| | - S B Coughlin
- Northwestern University, Evanston, Illinois 60208, USA
| | - J-P Coulon
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | | | - P Couvares
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E E Cowan
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - D M Coward
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M J Cowart
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D C Coyne
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Coyne
- Texas Tech University, Lubbock, Texas 79409, USA
| | - K Craig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J D E Creighton
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - J Cripe
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - S G Crowder
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - A Cumming
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Cunningham
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E Cuoco
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - T Dal Canton
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S L Danilishin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S D'Antonio
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - K Danzmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - N S Darman
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - V Dattilo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - I Dave
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - H P Daveloza
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - M Davier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - G S Davies
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Daw
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - R Day
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D DeBra
- Stanford University, Stanford, California 94305, USA
| | - G Debreczeni
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Degallaix
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - M De Laurentis
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - S Deléglise
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - W Del Pozzo
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - T Denker
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Dent
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - H Dereli
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - V Dergachev
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R T DeRosa
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R De Rosa
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - R DeSalvo
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Dhurandhar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M C Díaz
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - L Di Fiore
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - M Di Giovanni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - A Di Lieto
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Di Pace
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - I Di Palma
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | | | - G Dojcinoski
- Montclair State University, Montclair, New Jersey 07043, USA
| | - V Dolique
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - F Donovan
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - K L Dooley
- The University of Mississippi, University, Mississippi 38677, USA
| | - S Doravari
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Douglas
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T P Downes
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Drago
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - R W P Drever
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J C Driggers
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - Z Du
- Tsinghua University, Beijing 100084, China
| | - M Ducrot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S E Dwyer
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T B Edo
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - M C Edwards
- Carleton College, Northfield, Minnesota 55057, USA
| | - A Effler
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - H-B Eggenstein
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ehrens
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Eichholz
- University of Florida, Gainesville, Florida 32611, USA
| | | | - W Engels
- Caltech CaRT, Pasadena, California 91125, USA
| | - R C Essick
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Etzel
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Evans
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T M Evans
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R Everett
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | | | - V Fafone
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - H Fair
- Syracuse University, Syracuse, New York 13244, USA
| | - S Fairhurst
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - X Fan
- Tsinghua University, Beijing 100084, China
| | - Q Fang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Farinon
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Farr
- University of Chicago, Chicago, Illinois 60637, USA
| | - W M Farr
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Favata
- Montclair State University, Montclair, New Jersey 07043, USA
| | - M Fays
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - H Fehrmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M M Fejer
- Stanford University, Stanford, California 94305, USA
| | - I Ferrante
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E C Ferreira
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - F Ferrini
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Fidecaro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - I Fiori
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Fiorucci
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R P Fisher
- Syracuse University, Syracuse, New York 13244, USA
| | - R Flaminio
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
- National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan
| | - M Fletcher
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J-D Fournier
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Franco
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - S Frasca
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - F Frasconi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - Z Frei
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - A Freise
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - R Frey
- University of Oregon, Eugene, Oregon 97403, USA
| | - V Frey
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - T T Fricke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Fritschel
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - V V Frolov
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Fulda
- University of Florida, Gainesville, Florida 32611, USA
| | - M Fyffe
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - H A G Gabbard
- The University of Mississippi, University, Mississippi 38677, USA
| | - J R Gair
- School of Mathematics, University of Edinburgh, Edinburgh EH9 3FD, United Kingdom
| | - L Gammaitoni
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - S G Gaonkar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - F Garufi
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - A Gatto
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - G Gaur
- Indian Institute of Technology, Gandhinagar Ahmedabad, Gujarat 382424, India
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - N Gehrels
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - G Gemme
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Gendre
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Genin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Gennai
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - J George
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - L Gergely
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - V Germain
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Archisman Ghosh
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Ghosh
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - J A Giaime
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - K D Giardina
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A Giazotto
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - K Gill
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - A Glaefke
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E Goetz
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - R Goetz
- University of Florida, Gainesville, Florida 32611, USA
| | - L Gondan
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - G González
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - J M Gonzalez Castro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - A Gopakumar
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - N A Gordon
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M L Gorodetsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - S E Gossan
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Gosselin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Gouaty
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Graef
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - P B Graff
- University of Maryland, College Park, Maryland 20742, USA
| | - M Granata
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - A Grant
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Gras
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C Gray
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Greco
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A C Green
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - P Groot
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - H Grote
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Grunewald
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G M Guidi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - X Guo
- Tsinghua University, Beijing 100084, China
| | - A Gupta
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M K Gupta
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - K E Gushwa
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E K Gustafson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Gustafson
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - J J Hacker
- California State University Fullerton, Fullerton, California 92831, USA
| | - B R Hall
- Washington State University, Pullman, Washington 99164, USA
| | - E D Hall
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Hammond
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Haney
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - M M Hanke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Hanks
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Hanna
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - M D Hannam
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J Hanson
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - T Hardwick
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - K Haris
- IISER-TVM, CET Campus, Trivandrum, Kerala 695016, India
| | - J Harms
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G M Harry
- American University, Washington, D.C. 20016, USA
| | - I W Harry
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M J Hart
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M T Hartman
- University of Florida, Gainesville, Florida 32611, USA
| | - C-J Haster
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - K Haughian
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Heidmann
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M C Heintze
- University of Florida, Gainesville, Florida 32611, USA
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - H Heitmann
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - P Hello
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - G Hemming
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Hendry
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - I S Heng
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Hennig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A W Heptonstall
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Heurs
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - S Hild
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Hoak
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - K A Hodge
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Hofman
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - S E Hollitt
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - K Holt
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D E Holz
- University of Chicago, Chicago, Illinois 60637, USA
| | - P Hopkins
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - D J Hosken
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - J Hough
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E A Houston
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Howell
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - Y M Hu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Huang
- National Tsing Hua University, Hsinchu City, Taiwan 30013, Republic of China
| | - E A Huerta
- Northwestern University, Evanston, Illinois 60208, USA
- West Virginia University, Morgantown, West Virginia 26506, USA
| | - D Huet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - B Hughey
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - S Husa
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - S H Huttner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T Huynh-Dinh
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A Idrisy
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - N Indik
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D R Ingram
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - R Inta
- Texas Tech University, Lubbock, Texas 79409, USA
| | - H N Isa
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J-M Isac
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M Isi
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Islas
- California State University Fullerton, Fullerton, California 92831, USA
| | - T Isogai
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - B R Iyer
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - K Izumi
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T Jacqmin
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - H Jang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - K Jani
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - P Jaranowski
- University of Biał ystok, 15-424 Biał ystok, Poland
| | - S Jawahar
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - F Jiménez-Forteza
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - W W Johnson
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - D I Jones
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - R Jones
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R J G Jonker
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - L Ju
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - C V Kalaghatgi
- Chennai Mathematical Institute, Siruseri 603103, India
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - V Kalogera
- Northwestern University, Evanston, Illinois 60208, USA
| | - S Kandhasamy
- The University of Mississippi, University, Mississippi 38677, USA
| | - G Kang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J B Kanner
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S Karki
- University of Oregon, Eugene, Oregon 97403, USA
| | - M Kasprzack
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - E Katsavounidis
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - W Katzman
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Kaufer
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Kaur
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - K Kawabe
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - F Kawazoe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - F Kéfélian
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M S Kehl
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - D Keitel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - D B Kelley
- Syracuse University, Syracuse, New York 13244, USA
| | - W Kells
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Kennedy
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - J S Key
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - A Khalaidovski
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Y Khalili
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - I Khan
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - S Khan
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Z Khan
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - E A Khazanov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - N Kijbunchoo
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J Kim
- Pusan National University, Busan 609-735, Korea
| | - K Kim
- Hanyang University, Seoul 133-791, Korea
| | - Nam-Gyu Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - Namjun Kim
- Stanford University, Stanford, California 94305, USA
| | - Y-M Kim
- Pusan National University, Busan 609-735, Korea
| | - E J King
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - P J King
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D L Kinzel
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J S Kissel
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L Kleybolte
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S Klimenko
- University of Florida, Gainesville, Florida 32611, USA
| | - S M Koehlenbeck
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Kokeyama
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - S Koley
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - V Kondrashov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A Kontos
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Korobko
- Universität Hamburg, D-22761 Hamburg, Germany
| | - W Z Korth
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - I Kowalska
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - D B Kozak
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Kringel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Królak
- NCBJ, 05-400 Świerk-Otwock, Poland
- IM-PAN, 00-956 Warsaw, Poland
| | - C Krueger
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Kuehn
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Kumar
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - L Kuo
- National Tsing Hua University, Hsinchu City, Taiwan 30013, Republic of China
| | | | - B D Lackey
- Syracuse University, Syracuse, New York 13244, USA
| | - M Landry
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J Lange
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - B Lantz
- Stanford University, Stanford, California 94305, USA
| | - P D Lasky
- Monash University, Victoria 3800, Australia
| | - A Lazzarini
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C Lazzaro
- INFN, Sezione di Padova, I-35131 Padova, Italy
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - P Leaci
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - S Leavey
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E O Lebigot
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
- Tsinghua University, Beijing 100084, China
| | - C H Lee
- Pusan National University, Busan 609-735, Korea
| | - H K Lee
- Hanyang University, Seoul 133-791, Korea
| | - H M Lee
- Seoul National University, Seoul 151-742, Korea
| | - K Lee
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Lenon
- Syracuse University, Syracuse, New York 13244, USA
| | - M Leonardi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - J R Leong
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - N Leroy
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - N Letendre
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Y Levin
- Monash University, Victoria 3800, Australia
| | - B M Levine
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T G F Li
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A Libson
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T B Littenberg
- University of Alabama in Huntsville, Huntsville, Alabama 35899, USA
| | - N A Lockerbie
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - J Logue
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A L Lombardi
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - J E Lord
- Syracuse University, Syracuse, New York 13244, USA
| | - M Lorenzini
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | | | - M Lormand
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - G Losurdo
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J D Lough
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - H Lück
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - A P Lundgren
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Luo
- Carleton College, Northfield, Minnesota 55057, USA
| | - R Lynch
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - Y Ma
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - T MacDonald
- Stanford University, Stanford, California 94305, USA
| | - B Machenschalk
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M MacInnis
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - D M Macleod
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | | | - R M Magee
- Washington State University, Pullman, Washington 99164, USA
| | - M Mageswaran
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E Majorana
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | | | - V Malvezzi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - N Man
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I Mandel
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - V Mandic
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Mangano
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G L Mansell
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - M Manske
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Mantovani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Marchesoni
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
- Università di Camerino, Dipartimento di Fisica, I-62032 Camerino, Italy
| | - F Marion
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S Márka
- Columbia University, New York, New York 10027, USA
| | - Z Márka
- Columbia University, New York, New York 10027, USA
| | - A S Markosyan
- Stanford University, Stanford, California 94305, USA
| | - E Maros
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - F Martelli
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - L Martellini
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I W Martin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R M Martin
- University of Florida, Gainesville, Florida 32611, USA
| | - D V Martynov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J N Marx
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - K Mason
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Masserot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - M Masso-Reid
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Matichard
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - L Matone
- Columbia University, New York, New York 10027, USA
| | - N Mavalvala
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - N Mazumder
- Washington State University, Pullman, Washington 99164, USA
| | - G Mazzolo
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R McCarthy
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D E McClelland
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S McCormick
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S C McGuire
- Southern University and A&M College, Baton Rouge, Louisiana 70813, USA
| | - G McIntyre
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J McIver
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D J McManus
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S T McWilliams
- West Virginia University, Morgantown, West Virginia 26506, USA
| | - D Meacher
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - G D Meadors
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - J Meidam
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - A Melatos
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - G Mendell
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D Mendoza-Gandara
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R A Mercer
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - E Merilh
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M Merzougui
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Meshkov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C Messenger
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C Messick
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - P M Meyers
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Mezzani
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - H Miao
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C Michel
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - H Middleton
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - E E Mikhailov
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - L Milano
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - J Miller
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Millhouse
- Montana State University, Bozeman, Montana 59717, USA
| | - Y Minenkov
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Ming
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - S Mirshekari
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo, São Paulo 01140-070, Brazil
| | - C Mishra
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Mitra
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V P Mitrofanov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | | | - R Mittleman
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Moggi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Mohan
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S R P Mohapatra
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Montani
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - B C Moore
- Montclair State University, Montclair, New Jersey 07043, USA
| | - C J Moore
- University of Cambridge, Cambridge CB2 1TN, United Kingdom
| | - D Moraru
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Moreno
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S R Morriss
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - K Mossavi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B Mours
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C M Mow-Lowry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C L Mueller
- University of Florida, Gainesville, Florida 32611, USA
| | - G Mueller
- University of Florida, Gainesville, Florida 32611, USA
| | - A W Muir
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Arunava Mukherjee
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - D Mukherjee
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - S Mukherjee
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - N Mukund
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A Mullavey
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J Munch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - D J Murphy
- Columbia University, New York, New York 10027, USA
| | - P G Murray
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Mytidis
- University of Florida, Gainesville, Florida 32611, USA
| | - I Nardecchia
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - L Naticchioni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - R K Nayak
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - V Necula
- University of Florida, Gainesville, Florida 32611, USA
| | - K Nedkova
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - G Nelemans
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - M Neri
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Neunzert
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - G Newton
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T T Nguyen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - A B Nielsen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Nissanke
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - A Nitz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Nocera
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Nolting
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - M E Normandin
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - L K Nuttall
- Syracuse University, Syracuse, New York 13244, USA
| | - J Oberling
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - E Ochsner
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - J O'Dell
- Rutherford Appleton Laboratory, HSIC, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E Oelker
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - G H Ogin
- Whitman College, 345 Boyer Avenue, Walla Walla, Washington 99362 USA
| | - J J Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - S H Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - F Ohme
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - M Oliver
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - P Oppermann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Richard J Oram
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - B O'Reilly
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R O'Shaughnessy
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - D J Ottaway
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - R S Ottens
- University of Florida, Gainesville, Florida 32611, USA
| | - H Overmier
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - B J Owen
- Texas Tech University, Lubbock, Texas 79409, USA
| | - A Pai
- IISER-TVM, CET Campus, Trivandrum, Kerala 695016, India
| | - S A Pai
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - J R Palamos
- University of Oregon, Eugene, Oregon 97403, USA
| | - O Palashov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - C Palomba
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - A Pal-Singh
- Universität Hamburg, D-22761 Hamburg, Germany
| | - H Pan
- National Tsing Hua University, Hsinchu City, Taiwan 30013, Republic of China
| | - C Pankow
- Northwestern University, Evanston, Illinois 60208, USA
| | - F Pannarale
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - B C Pant
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - F Paoletti
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Paoli
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M A Papa
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - H R Paris
- Stanford University, Stanford, California 94305, USA
| | - W Parker
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Pascucci
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Pasqualetti
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Passaquieti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | | | - B Patricelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - Z Patrick
- Stanford University, Stanford, California 94305, USA
| | - B L Pearlstone
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Pedraza
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Pedurand
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - L Pekowsky
- Syracuse University, Syracuse, New York 13244, USA
| | - A Pele
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Penn
- Hobart and William Smith Colleges, Geneva, New York 14456, USA
| | - A Perreca
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Phelps
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - O Piccinni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - M Pichot
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - F Piergiovanni
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - V Pierro
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - G Pillant
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - L Pinard
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - I M Pinto
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - M Pitkin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R Poggiani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P Popolizio
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Post
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Powell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Prasad
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V Predoi
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | | | - T Prestegard
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - L R Price
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Prijatelj
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Principe
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Privitera
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G A Prodi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Prokhorov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - O Puncken
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Punturo
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - P Puppo
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - M Pürrer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - H Qi
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - J Qin
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - V Quetschke
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - E A Quintero
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | | | - F J Raab
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D S Rabeling
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Radkins
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - P Raffai
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - S Raja
- RRCAT, Indore, Madhya Pradesh 452013, India
| | - M Rakhmanov
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - P Rapagnani
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - V Raymond
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M Razzano
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - V Re
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Read
- California State University Fullerton, Fullerton, California 92831, USA
| | - C M Reed
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T Regimbau
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - L Rei
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - S Reid
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - D H Reitze
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- University of Florida, Gainesville, Florida 32611, USA
| | - H Rew
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - S D Reyes
- Syracuse University, Syracuse, New York 13244, USA
| | - F Ricci
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - K Riles
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - N A Robertson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R Robie
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Robinet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, 91400 Orsay, France
| | - A Rocchi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - L Rolland
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - J G Rollins
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V J Roma
- University of Oregon, Eugene, Oregon 97403, USA
| | - R Romano
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte Sant'Angelo, I-80126 Napoli, Italy
| | - G Romanov
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - J H Romie
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Rosińska
- CAMK-PAN, 00-716 Warsaw, Poland
- Janusz Gil Institute of Astronomy, University of Zielona Góra, 65-265 Zielona Góra, Poland
| | - S Rowan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Rüdiger
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ruggi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - K Ryan
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S Sachdev
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Sadecki
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L Sadeghian
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - L Salconi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Saleem
- IISER-TVM, CET Campus, Trivandrum, Kerala 695016, India
| | - F Salemi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Samajdar
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - L Sammut
- The University of Melbourne, Parkville, Victoria 3010, Australia
- Monash University, Victoria 3800, Australia
| | - E J Sanchez
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Sandberg
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - B Sandeen
- Northwestern University, Evanston, Illinois 60208, USA
| | - J R Sanders
- Syracuse University, Syracuse, New York 13244, USA
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - B Sassolas
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | | | - P R Saulson
- Syracuse University, Syracuse, New York 13244, USA
| | - O Sauter
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - R L Savage
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - A Sawadsky
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - P Schale
- University of Oregon, Eugene, Oregon 97403, USA
| | - R Schilling
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Schmidt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Schmidt
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- Caltech CaRT, Pasadena, California 91125, USA
| | - R Schnabel
- Universität Hamburg, D-22761 Hamburg, Germany
| | | | - A Schönbeck
- Universität Hamburg, D-22761 Hamburg, Germany
| | - E Schreiber
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D Schuette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B F Schutz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J Scott
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S M Scott
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - D Sellers
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A S Sengupta
- Indian Institute of Technology, Gandhinagar Ahmedabad, Gujarat 382424, India
| | - D Sentenac
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - V Sequino
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Sergeev
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - G Serna
- California State University Fullerton, Fullerton, California 92831, USA
| | - Y Setyawati
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - A Sevigny
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D A Shaddock
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S Shah
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, 6500 GL Nijmegen, The Netherlands
| | - M S Shahriar
- Northwestern University, Evanston, Illinois 60208, USA
| | - M Shaltev
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Z Shao
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - B Shapiro
- Stanford University, Stanford, California 94305, USA
| | - P Shawhan
- University of Maryland, College Park, Maryland 20742, USA
| | - A Sheperd
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - D H Shoemaker
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - D M Shoemaker
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - K Siellez
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - X Siemens
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - D Sigg
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - A D Silva
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - D Simakov
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Singer
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - L P Singer
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - A Singh
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Singh
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - A Singhal
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - A M Sintes
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - B J J Slagmolen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J R Smith
- California State University Fullerton, Fullerton, California 92831, USA
| | - N D Smith
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R J E Smith
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E J Son
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - B Sorazu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | | | - T Souradeep
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A K Srivastava
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - A Staley
- Columbia University, New York, New York 10027, USA
| | - M Steinke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Steinmeyer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B C Stephens
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - R Stone
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - K A Strain
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - N Straniero
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne Lyon, France
| | - G Stratta
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - N A Strauss
- Carleton College, Northfield, Minnesota 55057, USA
| | - S Strigin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - R Sturani
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo, São Paulo 01140-070, Brazil
| | - A L Stuver
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | | | - L Sun
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - P J Sutton
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - B L Swinkels
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M J Szczepańczyk
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - M Tacca
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Talukder
- University of Oregon, Eugene, Oregon 97403, USA
| | - D B Tanner
- University of Florida, Gainesville, Florida 32611, USA
| | - M Tápai
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - S P Tarabrin
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Taracchini
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Taylor
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Theeg
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | | | - E G Thomas
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Thomas
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Thomas
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - K A Thorne
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - K S Thorne
- Caltech CaRT, Pasadena, California 91125, USA
| | - E Thrane
- Monash University, Victoria 3800, Australia
| | - S Tiwari
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - V Tiwari
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - K V Tokmakov
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - C Tomlinson
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - M Tonelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C V Torres
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - C I Torrie
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Töyrä
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Travasso
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Traylor
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Trifirò
- The University of Mississippi, University, Mississippi 38677, USA
| | - M C Tringali
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Trozzo
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
- Università di Siena, I-53100 Siena, Italy
| | - M Tse
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Turconi
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - D Tuyenbayev
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - D Ugolini
- Trinity University, San Antonio, Texas 78212, USA
| | | | - A L Urban
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - S A Usman
- Syracuse University, Syracuse, New York 13244, USA
| | - H Vahlbruch
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Vajente
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Valdes
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - N van Bakel
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - M van Beuzekom
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
| | - J F J van den Brand
- Nikhef, Science Park, 1098 XG Amsterdam, The Netherlands
- VU University Amsterdam, 1081 HV Amsterdam, The Netherlands
| | | | - D C Vander-Hyde
- California State University Fullerton, Fullerton, California 92831, USA
- Syracuse University, Syracuse, New York 13244, USA
| | | | | | - A A van Veggel
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Vardaro
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - S Vass
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Vasúth
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - R Vaulin
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Vecchio
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - G Vedovato
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - J Veitch
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - P J Veitch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - K Venkateswara
- University of Washington, Seattle, Washington 98195, USA
| | - D Verkindt
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - F Vetrano
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A Viceré
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - S Vinciguerra
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D J Vine
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - J-Y Vinet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Vitale
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Vo
- Syracuse University, Syracuse, New York 13244, USA
| | - H Vocca
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - C Vorvick
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D Voss
- University of Florida, Gainesville, Florida 32611, USA
| | - W D Vousden
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - S P Vyatchanin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - A R Wade
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - L E Wade
- Kenyon College, Gambier, Ohio 43022, USA
| | - M Wade
- Kenyon College, Gambier, Ohio 43022, USA
| | - M Walker
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - L Wallace
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S Walsh
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G Wang
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - H Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - X Wang
- Tsinghua University, Beijing 100084, China
| | - Y Wang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - R L Ward
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J Warner
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M Was
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B Weaver
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L-W Wei
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Weinert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A J Weinstein
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Weiss
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Welborn
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - L Wen
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - P Weßels
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - T Westphal
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Wette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J T Whelan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - S E Whitcomb
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D J White
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - B F Whiting
- University of Florida, Gainesville, Florida 32611, USA
| | - R D Williams
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | | | - J L Willis
- Abilene Christian University, Abilene, Texas 79699, USA
| | - B Willke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - M H Wimmer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - W Winkler
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C C Wipf
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - H Wittel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Woan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Worden
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J L Wright
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G Wu
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J Yablon
- Northwestern University, Evanston, Illinois 60208, USA
| | - W Yam
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - H Yamamoto
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C C Yancey
- University of Maryland, College Park, Maryland 20742, USA
| | - M J Yap
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Yu
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Yvert
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - L Zangrando
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zanolin
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - J-P Zendri
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zevin
- Northwestern University, Evanston, Illinois 60208, USA
| | - F Zhang
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - L Zhang
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Zhang
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - Y Zhang
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - C Zhao
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M Zhou
- Northwestern University, Evanston, Illinois 60208, USA
| | - Z Zhou
- Northwestern University, Evanston, Illinois 60208, USA
| | - X J Zhu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M E Zucker
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - S E Zuraw
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - J Zweizig
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
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Abbott BP, Abbott R, Abbott TD, Abernathy MR, Acernese F, Ackley K, Adams C, Adams T, Addesso P, Adhikari RX, Adya VB, Affeldt C, Agathos M, Agatsuma K, Aggarwal N, Aguiar OD, Aiello L, Ain A, Ajith P, Allen B, Allocca A, Altin PA, Anderson SB, Anderson WG, Arai K, Arain MA, Araya MC, Arceneaux CC, Areeda JS, Arnaud N, Arun KG, Ascenzi S, Ashton G, Ast M, Aston SM, Astone P, Aufmuth P, Aulbert C, Babak S, Bacon P, Bader MKM, Baker PT, Baldaccini F, Ballardin G, Ballmer SW, Barayoga JC, Barclay SE, Barish BC, Barker D, Barone F, Barr B, Barsotti L, Barsuglia M, Barta D, Bartlett J, Barton MA, Bartos I, Bassiri R, Basti A, Batch JC, Baune C, Bavigadda V, Bazzan M, Behnke B, Bejger M, Belczynski C, Bell AS, Bell CJ, Berger BK, Bergman J, Bergmann G, Berry CPL, Bersanetti D, Bertolini A, Betzwieser J, Bhagwat S, Bhandare R, Bilenko IA, Billingsley G, Birch J, Birney R, Birnholtz O, Biscans S, Bisht A, Bitossi M, Biwer C, Bizouard MA, Blackburn JK, Blair CD, Blair DG, Blair RM, Bloemen S, Bock O, Bodiya TP, Boer M, Bogaert G, Bogan C, Bohe A, Bojtos P, Bond C, Bondu F, Bonnand R, Boom BA, Bork R, Boschi V, Bose S, Bouffanais Y, Bozzi A, Bradaschia C, Brady PR, Braginsky VB, Branchesi M, Brau JE, Briant T, Brillet A, Brinkmann M, Brisson V, Brockill P, Brooks AF, Brown DA, Brown DD, Brown NM, Buchanan CC, Buikema A, Bulik T, Bulten HJ, Buonanno A, Buskulic D, Buy C, Byer RL, Cabero M, Cadonati L, Cagnoli G, Cahillane C, Calderón Bustillo J, Callister T, Calloni E, Camp JB, Cannon KC, Cao J, Capano CD, Capocasa E, Carbognani F, Caride S, Casanueva Diaz J, Casentini C, Caudill S, Cavaglià M, Cavalier F, Cavalieri R, Cella G, Cepeda CB, Cerboni Baiardi L, Cerretani G, Cesarini E, Chakraborty R, Chalermsongsak T, Chamberlin SJ, Chan M, Chao S, Charlton P, Chassande-Mottin E, Chen HY, Chen Y, Cheng C, Chincarini A, Chiummo A, Cho HS, Cho M, Chow JH, Christensen N, Chu Q, Chua S, Chung S, Ciani G, Clara F, Clark JA, Cleva F, Coccia E, Cohadon PF, Colla A, Collette CG, Cominsky L, Constancio M, Conte A, Conti L, Cook D, Corbitt TR, Cornish N, Corsi A, Cortese S, Costa CA, Coughlin MW, Coughlin SB, Coulon JP, Countryman ST, Couvares P, Cowan EE, Coward DM, Cowart MJ, Coyne DC, Coyne R, Craig K, Creighton JDE, Creighton TD, Cripe J, Crowder SG, Cruise AM, Cumming A, Cunningham L, Cuoco E, Dal Canton T, Danilishin SL, D'Antonio S, Danzmann K, Darman NS, Da Silva Costa CF, Dattilo V, Dave I, Daveloza HP, Davier M, Davies GS, Daw EJ, Day R, De S, DeBra D, Debreczeni G, Degallaix J, De Laurentis M, Deléglise S, Del Pozzo W, Denker T, Dent T, Dereli H, Dergachev V, DeRosa RT, De Rosa R, DeSalvo R, Dhurandhar S, Díaz MC, Di Fiore L, Di Giovanni M, Di Lieto A, Di Pace S, Di Palma I, Di Virgilio A, Dojcinoski G, Dolique V, Donovan F, Dooley KL, Doravari S, Douglas R, Downes TP, Drago M, Drever RWP, Driggers JC, Du Z, Ducrot M, Dwyer SE, Edo TB, Edwards MC, Effler A, Eggenstein HB, Ehrens P, Eichholz J, Eikenberry SS, Engels W, Essick RC, Etzel T, Evans M, Evans TM, Everett R, Factourovich M, Fafone V, Fair H, Fairhurst S, Fan X, Fang Q, Farinon S, Farr B, Farr WM, Favata M, Fays M, Fehrmann H, Fejer MM, Feldbaum D, Ferrante I, Ferreira EC, Ferrini F, Fidecaro F, Finn LS, Fiori I, Fiorucci D, Fisher RP, Flaminio R, Fletcher M, Fong H, Fournier JD, Franco S, Frasca S, Frasconi F, Frede M, Frei Z, Freise A, Frey R, Frey V, Fricke TT, Fritschel P, Frolov VV, Fulda P, Fyffe M, Gabbard HAG, Gair JR, Gammaitoni L, Gaonkar SG, Garufi F, Gatto A, Gaur G, Gehrels N, Gemme G, Gendre B, Genin E, Gennai A, George J, Gergely L, Germain V, Ghosh A, Ghosh A, Ghosh S, Giaime JA, Giardina KD, Giazotto A, Gill K, Glaefke A, Gleason JR, Goetz E, Goetz R, Gondan L, González G, Gonzalez Castro JM, Gopakumar A, Gordon NA, Gorodetsky ML, Gossan SE, Gosselin M, Gouaty R, Graef C, Graff PB, Granata M, Grant A, Gras S, Gray C, Greco G, Green AC, Greenhalgh RJS, Groot P, Grote H, Grunewald S, Guidi GM, Guo X, Gupta A, Gupta MK, Gushwa KE, Gustafson EK, Gustafson R, Hacker JJ, Hall BR, Hall ED, Hammond G, Haney M, Hanke MM, Hanks J, Hanna C, Hannam MD, Hanson J, Hardwick T, Harms J, Harry GM, Harry IW, Hart MJ, Hartman MT, Haster CJ, Haughian K, Healy J, Heefner J, Heidmann A, Heintze MC, Heinzel G, Heitmann H, Hello P, Hemming G, Hendry M, Heng IS, Hennig J, Heptonstall AW, Heurs M, Hild S, Hoak D, Hodge KA, Hofman D, Hollitt SE, Holt K, Holz DE, Hopkins P, Hosken DJ, Hough J, Houston EA, Howell EJ, Hu YM, Huang S, Huerta EA, Huet D, Hughey B, Husa S, Huttner SH, Huynh-Dinh T, Idrisy A, Indik N, Ingram DR, Inta R, Isa HN, Isac JM, Isi M, Islas G, Isogai T, Iyer BR, Izumi K, Jacobson MB, Jacqmin T, Jang H, Jani K, Jaranowski P, Jawahar S, Jiménez-Forteza F, Johnson WW, Johnson-McDaniel NK, Jones DI, Jones R, Jonker RJG, Ju L, Haris K, Kalaghatgi CV, Kalogera V, Kandhasamy S, Kang G, Kanner JB, Karki S, Kasprzack M, Katsavounidis E, Katzman W, Kaufer S, Kaur T, Kawabe K, Kawazoe F, Kéfélian F, Kehl MS, Keitel D, Kelley DB, Kells W, Kennedy R, Keppel DG, Key JS, Khalaidovski A, Khalili FY, Khan I, Khan S, Khan Z, Khazanov EA, Kijbunchoo N, Kim C, Kim J, Kim K, Kim NG, Kim N, Kim YM, King EJ, King PJ, Kinzel DL, Kissel JS, Kleybolte L, Klimenko S, Koehlenbeck SM, Kokeyama K, Koley S, Kondrashov V, Kontos A, Koranda S, Korobko M, Korth WZ, Kowalska I, Kozak DB, Kringel V, Krishnan B, Królak A, Krueger C, Kuehn G, Kumar P, Kumar R, Kuo L, Kutynia A, Kwee P, Lackey BD, Landry M, Lange J, Lantz B, Lasky PD, Lazzarini A, Lazzaro C, Leaci P, Leavey S, Lebigot EO, Lee CH, Lee HK, Lee HM, Lee K, Lenon A, Leonardi M, Leong JR, Leroy N, Letendre N, Levin Y, Levine BM, Li TGF, Libson A, Littenberg TB, Lockerbie NA, Logue J, Lombardi AL, London LT, Lord JE, Lorenzini M, Loriette V, Lormand M, Losurdo G, Lough JD, Lousto CO, Lovelace G, Lück H, Lundgren AP, Luo J, Lynch R, Ma Y, MacDonald T, Machenschalk B, MacInnis M, Macleod DM, Magaña-Sandoval F, Magee RM, Mageswaran M, Majorana E, Maksimovic I, Malvezzi V, Man N, Mandel I, Mandic V, Mangano V, Mansell GL, Manske M, Mantovani M, Marchesoni F, Marion F, Márka S, Márka Z, Markosyan AS, Maros E, Martelli F, Martellini L, Martin IW, Martin RM, Martynov DV, Marx JN, Mason K, Masserot A, Massinger TJ, Masso-Reid M, Matichard F, Matone L, Mavalvala N, Mazumder N, Mazzolo G, McCarthy R, McClelland DE, McCormick S, McGuire SC, McIntyre G, McIver J, McManus DJ, McWilliams ST, Meacher D, Meadors GD, Meidam J, Melatos A, Mendell G, Mendoza-Gandara D, Mercer RA, Merilh E, Merzougui M, Meshkov S, Messenger C, Messick C, Meyers PM, Mezzani F, Miao H, Michel C, Middleton H, Mikhailov EE, Milano L, Miller J, Millhouse M, Minenkov Y, Ming J, Mirshekari S, Mishra C, Mitra S, Mitrofanov VP, Mitselmakher G, Mittleman R, Moggi A, Mohan M, Mohapatra SRP, Montani M, Moore BC, Moore CJ, Moraru D, Moreno G, Morriss SR, Mossavi K, Mours B, Mow-Lowry CM, Mueller CL, Mueller G, Muir AW, Mukherjee A, Mukherjee D, Mukherjee S, Mukund N, Mullavey A, Munch J, Murphy DJ, Murray PG, Mytidis A, Nardecchia I, Naticchioni L, Nayak RK, Necula V, Nedkova K, Nelemans G, Neri M, Neunzert A, Newton G, Nguyen TT, Nielsen AB, Nissanke S, Nitz A, Nocera F, Nolting D, Normandin MEN, Nuttall LK, Oberling J, Ochsner E, O'Dell J, Oelker E, Ogin GH, Oh JJ, Oh SH, Ohme F, Oliver M, Oppermann P, Oram RJ, O'Reilly B, O'Shaughnessy R, Ott CD, Ottaway DJ, Ottens RS, Overmier H, Owen BJ, Pai A, Pai SA, Palamos JR, Palashov O, Palomba C, Pal-Singh A, Pan H, Pan Y, Pankow C, Pannarale F, Pant BC, Paoletti F, Paoli A, Papa MA, Paris HR, Parker W, Pascucci D, Pasqualetti A, Passaquieti R, Passuello D, Patricelli B, Patrick Z, Pearlstone BL, Pedraza M, Pedurand R, Pekowsky L, Pele A, Penn S, Perreca A, Pfeiffer HP, Phelps M, Piccinni O, Pichot M, Pickenpack M, Piergiovanni F, Pierro V, Pillant G, Pinard L, Pinto IM, Pitkin M, Poeld JH, Poggiani R, Popolizio P, Post A, Powell J, Prasad J, Predoi V, Premachandra SS, Prestegard T, Price LR, Prijatelj M, Principe M, Privitera S, Prix R, Prodi GA, Prokhorov L, Puncken O, Punturo M, Puppo P, Pürrer M, Qi H, Qin J, Quetschke V, Quintero EA, Quitzow-James R, Raab FJ, Rabeling DS, Radkins H, Raffai P, Raja S, Rakhmanov M, Ramet CR, Rapagnani P, Raymond V, Razzano M, Re V, Read J, Reed CM, Regimbau T, Rei L, Reid S, Reitze DH, Rew H, Reyes SD, Ricci F, Riles K, Robertson NA, Robie R, Robinet F, Rocchi A, Rolland L, Rollins JG, Roma VJ, Romano JD, Romano R, Romanov G, Romie JH, Rosińska D, Rowan S, Rüdiger A, Ruggi P, Ryan K, Sachdev S, Sadecki T, Sadeghian L, Salconi L, Saleem M, Salemi F, Samajdar A, Sammut L, Sampson LM, Sanchez EJ, Sandberg V, Sandeen B, Sanders GH, Sanders JR, Sassolas B, Sathyaprakash BS, Saulson PR, Sauter O, Savage RL, Sawadsky A, Schale P, Schilling R, Schmidt J, Schmidt P, Schnabel R, Schofield RMS, Schönbeck A, Schreiber E, Schuette D, Schutz BF, Scott J, Scott SM, Sellers D, Sengupta AS, Sentenac D, Sequino V, Sergeev A, Serna G, Setyawati Y, Sevigny A, Shaddock DA, Shaffer T, Shah S, Shahriar MS, Shaltev M, Shao Z, Shapiro B, 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Zhao C, Zhou M, Zhou Z, Zhu XJ, Zucker ME, Zuraw SE, Zweizig J. Observation of Gravitational Waves from a Binary Black Hole Merger. PHYSICAL REVIEW LETTERS 2016; 116:061102. [PMID: 26918975 DOI: 10.1103/physrevlett.116.061102] [Citation(s) in RCA: 1395] [Impact Index Per Article: 174.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/21/2016] [Indexed: 05/04/2023]
Abstract
On September 14, 2015 at 09:50:45 UTC the two detectors of the Laser Interferometer Gravitational-Wave Observatory simultaneously observed a transient gravitational-wave signal. The signal sweeps upwards in frequency from 35 to 250 Hz with a peak gravitational-wave strain of 1.0×10(-21). It matches the waveform predicted by general relativity for the inspiral and merger of a pair of black holes and the ringdown of the resulting single black hole. The signal was observed with a matched-filter signal-to-noise ratio of 24 and a false alarm rate estimated to be less than 1 event per 203,000 years, equivalent to a significance greater than 5.1σ. The source lies at a luminosity distance of 410(-180)(+160) Mpc corresponding to a redshift z=0.09(-0.04)(+0.03). In the source frame, the initial black hole masses are 36(-4)(+5)M⊙ and 29(-4)(+4)M⊙, and the final black hole mass is 62(-4)(+4)M⊙, with 3.0(-0.5)(+0.5)M⊙c(2) radiated in gravitational waves. All uncertainties define 90% credible intervals. These observations demonstrate the existence of binary stellar-mass black hole systems. This is the first direct detection of gravitational waves and the first observation of a binary black hole merger.
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Affiliation(s)
- B P Abbott
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Abbott
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T D Abbott
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - M R Abernathy
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - F Acernese
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - K Ackley
- University of Florida, Gainesville, Florida 32611, USA
| | - C Adams
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - T Adams
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - P Addesso
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
| | - R X Adhikari
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V B Adya
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Affeldt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Agathos
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - K Agatsuma
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - N Aggarwal
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - O D Aguiar
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - L Aiello
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Ain
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - P Ajith
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - B Allen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - A Allocca
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P A Altin
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S B Anderson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - W G Anderson
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - K Arai
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M A Arain
- University of Florida, Gainesville, Florida 32611, USA
| | - M C Araya
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C C Arceneaux
- The University of Mississippi, University, Mississippi 38677, USA
| | - J S Areeda
- California State University Fullerton, Fullerton, California 92831, USA
| | - N Arnaud
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - K G Arun
- Chennai Mathematical Institute, Chennai, India 603103
| | - S Ascenzi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - G Ashton
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - M Ast
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S M Aston
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Astone
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - P Aufmuth
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Aulbert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Babak
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - P Bacon
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - M K M Bader
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - P T Baker
- Montana State University, Bozeman, Montana 59717, USA
| | - F Baldaccini
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Ballardin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S W Ballmer
- Syracuse University, Syracuse, New York 13244, USA
| | - J C Barayoga
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S E Barclay
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B C Barish
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Barker
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - F Barone
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - B Barr
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Barsotti
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Barsuglia
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Barta
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Bartlett
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M A Barton
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - I Bartos
- Columbia University, New York, New York 10027, USA
| | - R Bassiri
- Stanford University, Stanford, California 94305, USA
| | - A Basti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - J C Batch
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Baune
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Bavigadda
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Bazzan
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - B Behnke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | | | - C Belczynski
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - A S Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C J Bell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - B K Berger
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Bergman
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Bergmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C P L Berry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D Bersanetti
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Bertolini
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - J Betzwieser
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Bhagwat
- Syracuse University, Syracuse, New York 13244, USA
| | | | - I A Bilenko
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - G Billingsley
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Birch
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R Birney
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - O Birnholtz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Biscans
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Bisht
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - M Bitossi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C Biwer
- Syracuse University, Syracuse, New York 13244, USA
| | - M A Bizouard
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - J K Blackburn
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C D Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - D G Blair
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - R M Blair
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S Bloemen
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - O Bock
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - T P Bodiya
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Boer
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - G Bogaert
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - C Bogan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Bohe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - P Bojtos
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - C Bond
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Bondu
- Institut de Physique de Rennes, CNRS, Université de Rennes 1, F-35042 Rennes, France
| | - R Bonnand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B A Boom
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - R Bork
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Boschi
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Bose
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
- Washington State University, Pullman, Washington 99164, USA
| | - Y Bouffanais
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - A Bozzi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | | | - P R Brady
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - V B Braginsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - M Branchesi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J E Brau
- University of Oregon, Eugene, Oregon 97403, USA
| | - T Briant
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - A Brillet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Brinkmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - V Brisson
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - P Brockill
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - A F Brooks
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D A Brown
- Syracuse University, Syracuse, New York 13244, USA
| | - D D Brown
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - N M Brown
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C C Buchanan
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - A Buikema
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Bulik
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - H J Bulten
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- VU University Amsterdam, 1081 HV Amsterdam, Netherlands
| | - A Buonanno
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- University of Maryland, College Park, Maryland 20742, USA
| | - D Buskulic
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Buy
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R L Byer
- Stanford University, Stanford, California 94305, USA
| | - M Cabero
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - L Cadonati
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - G Cagnoli
- Institut Lumière Matière, Université de Lyon, Université Claude Bernard Lyon 1, UMR CNRS 5306, 69622 Villeurbanne, France
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - C Cahillane
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Calderón Bustillo
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - T Callister
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E Calloni
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - J B Camp
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - K C Cannon
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - J Cao
- Tsinghua University, Beijing 100084, China
| | - C D Capano
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - E Capocasa
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - F Carbognani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S Caride
- Texas Tech University, Lubbock, Texas 79409, USA
| | - J Casanueva Diaz
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - C Casentini
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - S Caudill
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Cavaglià
- The University of Mississippi, University, Mississippi 38677, USA
| | - F Cavalier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - R Cavalieri
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - G Cella
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C B Cepeda
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - L Cerboni Baiardi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G Cerretani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E Cesarini
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - R Chakraborty
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Chalermsongsak
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S J Chamberlin
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - M Chan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Chao
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - P Charlton
- Charles Sturt University, Wagga Wagga, New South Wales 2678, Australia
| | - E Chassande-Mottin
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - H Y Chen
- University of Chicago, Chicago, Illinois 60637, USA
| | - Y Chen
- Caltech CaRT, Pasadena, California 91125, USA
| | - C Cheng
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | | | - A Chiummo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - H S Cho
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - M Cho
- University of Maryland, College Park, Maryland 20742, USA
| | - J H Chow
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | | | - Q Chu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Chua
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - S Chung
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - G Ciani
- University of Florida, Gainesville, Florida 32611, USA
| | - F Clara
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J A Clark
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - F Cleva
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Coccia
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - P-F Cohadon
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - A Colla
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | | | - L Cominsky
- Sonoma State University, Rohnert Park, California 94928, USA
| | - M Constancio
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - A Conte
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - L Conti
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - D Cook
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T R Corbitt
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - N Cornish
- Montana State University, Bozeman, Montana 59717, USA
| | - A Corsi
- Texas Tech University, Lubbock, Texas 79409, USA
| | - S Cortese
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - C A Costa
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - M W Coughlin
- Carleton College, Northfield, Minnesota 55057, USA
| | - S B Coughlin
- Northwestern University, Evanston, Illinois 60208, USA
| | - J-P Coulon
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | | | - P Couvares
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E E Cowan
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - D M Coward
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M J Cowart
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D C Coyne
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Coyne
- Texas Tech University, Lubbock, Texas 79409, USA
| | - K Craig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J D E Creighton
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - T D Creighton
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - J Cripe
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - S G Crowder
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - A M Cruise
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - A Cumming
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Cunningham
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E Cuoco
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - T Dal Canton
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S L Danilishin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S D'Antonio
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - K Danzmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - N S Darman
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | | | - V Dattilo
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - I Dave
- RRCAT, Indore MP 452013, India
| | - H P Daveloza
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - M Davier
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - G S Davies
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Daw
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - R Day
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S De
- Syracuse University, Syracuse, New York 13244, USA
| | - D DeBra
- Stanford University, Stanford, California 94305, USA
| | - G Debreczeni
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - J Degallaix
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - M De Laurentis
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - S Deléglise
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - W Del Pozzo
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - T Denker
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Dent
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - H Dereli
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - V Dergachev
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R T DeRosa
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R De Rosa
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - R DeSalvo
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Dhurandhar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M C Díaz
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - L Di Fiore
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - M Di Giovanni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - A Di Lieto
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - S Di Pace
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - I Di Palma
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | | | - G Dojcinoski
- Montclair State University, Montclair, New Jersey 07043, USA
| | - V Dolique
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - F Donovan
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - K L Dooley
- The University of Mississippi, University, Mississippi 38677, USA
| | - S Doravari
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Douglas
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T P Downes
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Drago
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - R W P Drever
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J C Driggers
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - Z Du
- Tsinghua University, Beijing 100084, China
| | - M Ducrot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S E Dwyer
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T B Edo
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - M C Edwards
- Carleton College, Northfield, Minnesota 55057, USA
| | - A Effler
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - H-B Eggenstein
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ehrens
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J Eichholz
- University of Florida, Gainesville, Florida 32611, USA
| | | | - W Engels
- Caltech CaRT, Pasadena, California 91125, USA
| | - R C Essick
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Etzel
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Evans
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T M Evans
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R Everett
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | | | - V Fafone
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - H Fair
- Syracuse University, Syracuse, New York 13244, USA
| | - S Fairhurst
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - X Fan
- Tsinghua University, Beijing 100084, China
| | - Q Fang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - S Farinon
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Farr
- University of Chicago, Chicago, Illinois 60637, USA
| | - W M Farr
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Favata
- Montclair State University, Montclair, New Jersey 07043, USA
| | - M Fays
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - H Fehrmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M M Fejer
- Stanford University, Stanford, California 94305, USA
| | - D Feldbaum
- University of Florida, Gainesville, Florida 32611, USA
| | - I Ferrante
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - E C Ferreira
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - F Ferrini
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Fidecaro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - L S Finn
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - I Fiori
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Fiorucci
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - R P Fisher
- Syracuse University, Syracuse, New York 13244, USA
| | - R Flaminio
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
- National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan
| | - M Fletcher
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - H Fong
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - J-D Fournier
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Franco
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - S Frasca
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - F Frasconi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Frede
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Z Frei
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - A Freise
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - R Frey
- University of Oregon, Eugene, Oregon 97403, USA
| | - V Frey
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - T T Fricke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Fritschel
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - V V Frolov
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Fulda
- University of Florida, Gainesville, Florida 32611, USA
| | - M Fyffe
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - H A G Gabbard
- The University of Mississippi, University, Mississippi 38677, USA
| | - J R Gair
- School of Mathematics, University of Edinburgh, Edinburgh EH9 3FD, United Kingdom
| | - L Gammaitoni
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - S G Gaonkar
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - F Garufi
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - A Gatto
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - G Gaur
- Indian Institute of Technology, Gandhinagar Ahmedabad Gujarat 382424, India
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - N Gehrels
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - G Gemme
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - B Gendre
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - E Genin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Gennai
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | | | - L Gergely
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - V Germain
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Abhirup Ghosh
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - Archisman Ghosh
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Ghosh
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - J A Giaime
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - K D Giardina
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A Giazotto
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - K Gill
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - A Glaefke
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J R Gleason
- University of Florida, Gainesville, Florida 32611, USA
| | - E Goetz
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - R Goetz
- University of Florida, Gainesville, Florida 32611, USA
| | - L Gondan
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - G González
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - J M Gonzalez Castro
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - A Gopakumar
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - N A Gordon
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M L Gorodetsky
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - S E Gossan
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Gosselin
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Gouaty
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C Graef
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - P B Graff
- University of Maryland, College Park, Maryland 20742, USA
| | - M Granata
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - A Grant
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Gras
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C Gray
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Greco
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A C Green
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - R J S Greenhalgh
- Rutherford Appleton Laboratory, HSIC, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - P Groot
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - H Grote
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Grunewald
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G M Guidi
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - X Guo
- Tsinghua University, Beijing 100084, China
| | - A Gupta
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - M K Gupta
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - K E Gushwa
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E K Gustafson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Gustafson
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - J J Hacker
- California State University Fullerton, Fullerton, California 92831, USA
| | - B R Hall
- Washington State University, Pullman, Washington 99164, USA
| | - E D Hall
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Hammond
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Haney
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - M M Hanke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Hanks
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Hanna
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - M D Hannam
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J Hanson
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - T Hardwick
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - J Harms
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - G M Harry
- American University, Washington, D.C. 20016, USA
| | - I W Harry
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M J Hart
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M T Hartman
- University of Florida, Gainesville, Florida 32611, USA
| | - C-J Haster
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - K Haughian
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Healy
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - J Heefner
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A Heidmann
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M C Heintze
- University of Florida, Gainesville, Florida 32611, USA
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - G Heinzel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - H Heitmann
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - P Hello
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - G Hemming
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Hendry
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - I S Heng
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Hennig
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A W Heptonstall
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Heurs
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - S Hild
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Hoak
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - K A Hodge
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Hofman
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - S E Hollitt
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - K Holt
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D E Holz
- University of Chicago, Chicago, Illinois 60637, USA
| | - P Hopkins
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - D J Hosken
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - J Hough
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E A Houston
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E J Howell
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - Y M Hu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Huang
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - E A Huerta
- Northwestern University, Evanston, Illinois 60208, USA
- West Virginia University, Morgantown, West Virginia 26506, USA
| | - D Huet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - B Hughey
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - S Husa
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - S H Huttner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T Huynh-Dinh
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A Idrisy
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - N Indik
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D R Ingram
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - R Inta
- Texas Tech University, Lubbock, Texas 79409, USA
| | - H N Isa
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J-M Isac
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - M Isi
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Islas
- California State University Fullerton, Fullerton, California 92831, USA
| | - T Isogai
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - B R Iyer
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - K Izumi
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M B Jacobson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Jacqmin
- Laboratoire Kastler Brossel, UPMC-Sorbonne Universités, CNRS, ENS-PSL Research University, Collège de France, F-75005 Paris, France
| | - H Jang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - K Jani
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - P Jaranowski
- University of Biał ystok, 15-424 Biał ystok, Poland
| | - S Jawahar
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - F Jiménez-Forteza
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - W W Johnson
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - N K Johnson-McDaniel
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - D I Jones
- University of Southampton, Southampton SO17 1BJ, United Kingdom
| | - R Jones
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R J G Jonker
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - L Ju
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - K Haris
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - C V Kalaghatgi
- Chennai Mathematical Institute, Chennai, India 603103
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - V Kalogera
- Northwestern University, Evanston, Illinois 60208, USA
| | - S Kandhasamy
- The University of Mississippi, University, Mississippi 38677, USA
| | - G Kang
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J B Kanner
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S Karki
- University of Oregon, Eugene, Oregon 97403, USA
| | - M Kasprzack
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - E Katsavounidis
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - W Katzman
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Kaufer
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - T Kaur
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - K Kawabe
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - F Kawazoe
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - F Kéfélian
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M S Kehl
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - D Keitel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - D B Kelley
- Syracuse University, Syracuse, New York 13244, USA
| | - W Kells
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Kennedy
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - D G Keppel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J S Key
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - A Khalaidovski
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Y Khalili
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - I Khan
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - S Khan
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Z Khan
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - E A Khazanov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - N Kijbunchoo
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - C Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - J Kim
- Pusan National University, Busan 609-735, Korea
| | - K Kim
- Hanyang University, Seoul 133-791, Korea
| | - Nam-Gyu Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, Korea
| | - Namjun Kim
- Stanford University, Stanford, California 94305, USA
| | - Y-M Kim
- Pusan National University, Busan 609-735, Korea
| | - E J King
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - P J King
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D L Kinzel
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J S Kissel
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L Kleybolte
- Universität Hamburg, D-22761 Hamburg, Germany
| | - S Klimenko
- University of Florida, Gainesville, Florida 32611, USA
| | - S M Koehlenbeck
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Kokeyama
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - S Koley
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - V Kondrashov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A Kontos
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - S Koranda
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Korobko
- Universität Hamburg, D-22761 Hamburg, Germany
| | - W Z Korth
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - I Kowalska
- Astronomical Observatory Warsaw University, 00-478 Warsaw, Poland
| | - D B Kozak
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Kringel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B Krishnan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Królak
- NCBJ, 05-400 Świerk-Otwock, Poland
- IM-PAN, 00-956 Warsaw, Poland
| | - C Krueger
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Kuehn
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Kumar
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - R Kumar
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - L Kuo
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | | | - P Kwee
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B D Lackey
- Syracuse University, Syracuse, New York 13244, USA
| | - M Landry
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J Lange
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - B Lantz
- Stanford University, Stanford, California 94305, USA
| | - P D Lasky
- Monash University, Victoria 3800, Australia
| | - A Lazzarini
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C Lazzaro
- INFN, Sezione di Padova, I-35131 Padova, Italy
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - P Leaci
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - S Leavey
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - E O Lebigot
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
- Tsinghua University, Beijing 100084, China
| | - C H Lee
- Pusan National University, Busan 609-735, Korea
| | - H K Lee
- Hanyang University, Seoul 133-791, Korea
| | - H M Lee
- Seoul National University, Seoul 151-742, Korea
| | - K Lee
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Lenon
- Syracuse University, Syracuse, New York 13244, USA
| | - M Leonardi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - J R Leong
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - N Leroy
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - N Letendre
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - Y Levin
- Monash University, Victoria 3800, Australia
| | - B M Levine
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T G F Li
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A Libson
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T B Littenberg
- University of Alabama in Huntsville, Huntsville, Alabama 35899, USA
| | - N A Lockerbie
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - J Logue
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A L Lombardi
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - L T London
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J E Lord
- Syracuse University, Syracuse, New York 13244, USA
| | - M Lorenzini
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | | | - M Lormand
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - G Losurdo
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - J D Lough
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - C O Lousto
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - G Lovelace
- California State University Fullerton, Fullerton, California 92831, USA
| | - H Lück
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - A P Lundgren
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Luo
- Carleton College, Northfield, Minnesota 55057, USA
| | - R Lynch
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - Y Ma
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - T MacDonald
- Stanford University, Stanford, California 94305, USA
| | - B Machenschalk
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M MacInnis
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - D M Macleod
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | | | - R M Magee
- Washington State University, Pullman, Washington 99164, USA
| | - M Mageswaran
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E Majorana
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | | | - V Malvezzi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - N Man
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I Mandel
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - V Mandic
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Mangano
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G L Mansell
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - M Manske
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - M Mantovani
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - F Marchesoni
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
- Università di Camerino, Dipartimento di Fisica, I-62032 Camerino, Italy
| | - F Marion
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - S Márka
- Columbia University, New York, New York 10027, USA
| | - Z Márka
- Columbia University, New York, New York 10027, USA
| | - A S Markosyan
- Stanford University, Stanford, California 94305, USA
| | - E Maros
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - F Martelli
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - L Martellini
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - I W Martin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R M Martin
- University of Florida, Gainesville, Florida 32611, USA
| | - D V Martynov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J N Marx
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - K Mason
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Masserot
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - M Masso-Reid
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Matichard
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - L Matone
- Columbia University, New York, New York 10027, USA
| | - N Mavalvala
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - N Mazumder
- Washington State University, Pullman, Washington 99164, USA
| | - G Mazzolo
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R McCarthy
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D E McClelland
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S McCormick
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S C McGuire
- Southern University and A&M College, Baton Rouge, Louisiana 70813, USA
| | - G McIntyre
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J McIver
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D J McManus
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - S T McWilliams
- West Virginia University, Morgantown, West Virginia 26506, USA
| | - D Meacher
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - G D Meadors
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - J Meidam
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | - A Melatos
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - G Mendell
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D Mendoza-Gandara
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R A Mercer
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - E Merilh
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M Merzougui
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Meshkov
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C Messenger
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - C Messick
- The Pennsylvania State University, University Park, Pennsylvania 16802, USA
| | - P M Meyers
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Mezzani
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - H Miao
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C Michel
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - H Middleton
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - E E Mikhailov
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - L Milano
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
- Università di Napoli "Federico II," Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - J Miller
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Millhouse
- Montana State University, Bozeman, Montana 59717, USA
| | - Y Minenkov
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Ming
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - S Mirshekari
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo SP 01140-070, Brazil
| | - C Mishra
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - S Mitra
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V P Mitrofanov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | | | - R Mittleman
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Moggi
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - M Mohan
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - S R P Mohapatra
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Montani
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - B C Moore
- Montclair State University, Montclair, New Jersey 07043, USA
| | - C J Moore
- University of Cambridge, Cambridge CB2 1TN, United Kingdom
| | - D Moraru
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - G Moreno
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S R Morriss
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - K Mossavi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - B Mours
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - C M Mow-Lowry
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - C L Mueller
- University of Florida, Gainesville, Florida 32611, USA
| | - G Mueller
- University of Florida, Gainesville, Florida 32611, USA
| | - A W Muir
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - Arunava Mukherjee
- International Centre for Theoretical Sciences, Tata Institute of Fundamental Research, Bangalore 560012, India
| | - D Mukherjee
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - S Mukherjee
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - N Mukund
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A Mullavey
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J Munch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - D J Murphy
- Columbia University, New York, New York 10027, USA
| | - P G Murray
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Mytidis
- University of Florida, Gainesville, Florida 32611, USA
| | - I Nardecchia
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - L Naticchioni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - R K Nayak
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - V Necula
- University of Florida, Gainesville, Florida 32611, USA
| | - K Nedkova
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - G Nelemans
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - M Neri
- Università degli Studi di Genova, I-16146 Genova, Italy
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - A Neunzert
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - G Newton
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - T T Nguyen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - A B Nielsen
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - S Nissanke
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - A Nitz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Nocera
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - D Nolting
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - M E N Normandin
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - L K Nuttall
- Syracuse University, Syracuse, New York 13244, USA
| | - J Oberling
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - E Ochsner
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - J O'Dell
- Rutherford Appleton Laboratory, HSIC, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E Oelker
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - G H Ogin
- Whitman College, 345 Boyer Avenue, Walla Walla, Washington 99362 USA
| | - J J Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - S H Oh
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - F Ohme
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - M Oliver
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - P Oppermann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Richard J Oram
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - B O'Reilly
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - R O'Shaughnessy
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - C D Ott
- Caltech CaRT, Pasadena, California 91125, USA
| | - D J Ottaway
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - R S Ottens
- University of Florida, Gainesville, Florida 32611, USA
| | - H Overmier
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - B J Owen
- Texas Tech University, Lubbock, Texas 79409, USA
| | - A Pai
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - S A Pai
- RRCAT, Indore MP 452013, India
| | - J R Palamos
- University of Oregon, Eugene, Oregon 97403, USA
| | - O Palashov
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - C Palomba
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - A Pal-Singh
- Universität Hamburg, D-22761 Hamburg, Germany
| | - H Pan
- National Tsing Hua University, Hsinchu City, 30013 Taiwan, Republic of China
| | - Y Pan
- University of Maryland, College Park, Maryland 20742, USA
| | - C Pankow
- Northwestern University, Evanston, Illinois 60208, USA
| | - F Pannarale
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | | | - F Paoletti
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Paoli
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M A Papa
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - H R Paris
- Stanford University, Stanford, California 94305, USA
| | - W Parker
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Pascucci
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Pasqualetti
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - R Passaquieti
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | | | - B Patricelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - Z Patrick
- Stanford University, Stanford, California 94305, USA
| | - B L Pearlstone
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Pedraza
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Pedurand
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - L Pekowsky
- Syracuse University, Syracuse, New York 13244, USA
| | - A Pele
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - S Penn
- Hobart and William Smith Colleges, Geneva, New York 14456, USA
| | - A Perreca
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - H P Pfeiffer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Canadian Institute for Theoretical Astrophysics, University of Toronto, Toronto, Ontario M5S 3H8, Canada
| | - M Phelps
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - O Piccinni
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - M Pichot
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Pickenpack
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - F Piergiovanni
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - V Pierro
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - G Pillant
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - L Pinard
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - I M Pinto
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - M Pitkin
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J H Poeld
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - R Poggiani
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - P Popolizio
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - A Post
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Powell
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Prasad
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - V Predoi
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | | | - T Prestegard
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - L R Price
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Prijatelj
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Principe
- University of Sannio at Benevento, I-82100 Benevento, Italy and INFN, Sezione di Napoli, I-80100 Napoli, Italy
| | - S Privitera
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Prix
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - G A Prodi
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Prokhorov
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - O Puncken
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - M Punturo
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - P Puppo
- INFN, Sezione di Roma, I-00185 Roma, Italy
| | - M Pürrer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - H Qi
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - J Qin
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - V Quetschke
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - E A Quintero
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | | | - F J Raab
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D S Rabeling
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Radkins
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - P Raffai
- MTA Eötvös University, "Lendulet" Astrophysics Research Group, Budapest 1117, Hungary
| | - S Raja
- RRCAT, Indore MP 452013, India
| | - M Rakhmanov
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - C R Ramet
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Rapagnani
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - V Raymond
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - M Razzano
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - V Re
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - J Read
- California State University Fullerton, Fullerton, California 92831, USA
| | - C M Reed
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - T Regimbau
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - L Rei
- INFN, Sezione di Genova, I-16146 Genova, Italy
| | - S Reid
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - D H Reitze
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- University of Florida, Gainesville, Florida 32611, USA
| | - H Rew
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - S D Reyes
- Syracuse University, Syracuse, New York 13244, USA
| | - F Ricci
- INFN, Sezione di Roma, I-00185 Roma, Italy
- Università di Roma "La Sapienza," I-00185 Roma, Italy
| | - K Riles
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - N A Robertson
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R Robie
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - F Robinet
- LAL, Université Paris-Sud, CNRS/IN2P3, Université Paris-Saclay, Orsay, France
| | - A Rocchi
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
| | - L Rolland
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - J G Rollins
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V J Roma
- University of Oregon, Eugene, Oregon 97403, USA
| | - J D Romano
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - R Romano
- Università di Salerno, Fisciano, I-84084 Salerno, Italy
- INFN, Sezione di Napoli, Complesso Universitario di Monte S. Angelo, I-80126 Napoli, Italy
| | - G Romanov
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - J H Romie
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Rosińska
- CAMK-PAN, 00-716 Warsaw, Poland
- Janusz Gil Institute of Astronomy, University of Zielona Góra, 65-265 Zielona Góra, Poland
| | - S Rowan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - A Rüdiger
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Ruggi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - K Ryan
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S Sachdev
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Sadecki
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L Sadeghian
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - L Salconi
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M Saleem
- IISER-TVM, CET Campus, Trivandrum Kerala 695016, India
| | - F Salemi
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Samajdar
- IISER-Kolkata, Mohanpur, West Bengal 741252, India
| | - L Sammut
- The University of Melbourne, Parkville, Victoria 3010, Australia
- Monash University, Victoria 3800, Australia
| | - L M Sampson
- Northwestern University, Evanston, Illinois 60208, USA
| | - E J Sanchez
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - V Sandberg
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - B Sandeen
- Northwestern University, Evanston, Illinois 60208, USA
| | - G H Sanders
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - J R Sanders
- Syracuse University, Syracuse, New York 13244, USA
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - B Sassolas
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | | | - P R Saulson
- Syracuse University, Syracuse, New York 13244, USA
| | - O Sauter
- University of Michigan, Ann Arbor, Michigan 48109, USA
| | - R L Savage
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - A Sawadsky
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - P Schale
- University of Oregon, Eugene, Oregon 97403, USA
| | - R Schilling
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Schmidt
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - P Schmidt
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- Caltech CaRT, Pasadena, California 91125, USA
| | - R Schnabel
- Universität Hamburg, D-22761 Hamburg, Germany
| | | | - A Schönbeck
- Universität Hamburg, D-22761 Hamburg, Germany
| | - E Schreiber
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - D Schuette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B F Schutz
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - J Scott
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S M Scott
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - D Sellers
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - A S Sengupta
- Indian Institute of Technology, Gandhinagar Ahmedabad Gujarat 382424, India
| | - D Sentenac
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - V Sequino
- INFN, Sezione di Roma Tor Vergata, I-00133 Roma, Italy
- Università di Roma Tor Vergata, I-00133 Roma, Italy
| | - A Sergeev
- Institute of Applied Physics, Nizhny Novgorod, 603950, Russia
| | - G Serna
- California State University Fullerton, Fullerton, California 92831, USA
| | - Y Setyawati
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - A Sevigny
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D A Shaddock
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - T Shaffer
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - S Shah
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- Department of Astrophysics/IMAPP, Radboud University Nijmegen, P.O. Box 9010, 6500 GL Nijmegen, Netherlands
| | - M S Shahriar
- Northwestern University, Evanston, Illinois 60208, USA
| | - M Shaltev
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - Z Shao
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - B Shapiro
- Stanford University, Stanford, California 94305, USA
| | - P Shawhan
- University of Maryland, College Park, Maryland 20742, USA
| | - A Sheperd
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - D H Shoemaker
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - D M Shoemaker
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - K Siellez
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
- Center for Relativistic Astrophysics and School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
| | - X Siemens
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - D Sigg
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - A D Silva
- Instituto Nacional de Pesquisas Espaciais, 12227-010 São José dos Campos, São Paulo, Brazil
| | - D Simakov
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Singer
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - L P Singer
- NASA/Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
| | - A Singh
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Singh
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - A Singhal
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - A M Sintes
- Universitat de les Illes Balears, IAC3-IEEC, E-07122 Palma de Mallorca, Spain
| | - B J J Slagmolen
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J R Smith
- California State University Fullerton, Fullerton, California 92831, USA
| | - M R Smith
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - N D Smith
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R J E Smith
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - E J Son
- National Institute for Mathematical Sciences, Daejeon 305-390, Korea
| | - B Sorazu
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | | | - T Souradeep
- Inter-University Centre for Astronomy and Astrophysics, Pune 411007, India
| | - A K Srivastava
- Institute for Plasma Research, Bhat, Gandhinagar 382428, India
| | - A Staley
- Columbia University, New York, New York 10027, USA
| | - M Steinke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - S Steinlechner
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - D Steinmeyer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - B C Stephens
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - S P Stevenson
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - R Stone
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - K A Strain
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - N Straniero
- Laboratoire des Matériaux Avancés (LMA), IN2P3/CNRS, Université de Lyon, F-69622 Villeurbanne, Lyon, France
| | - G Stratta
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - N A Strauss
- Carleton College, Northfield, Minnesota 55057, USA
| | - S Strigin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - R Sturani
- Instituto de Física Teórica, University Estadual Paulista/ICTP South American Institute for Fundamental Research, São Paulo SP 01140-070, Brazil
| | - A L Stuver
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | | | - L Sun
- The University of Melbourne, Parkville, Victoria 3010, Australia
| | - P J Sutton
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - B L Swinkels
- European Gravitational Observatory (EGO), I-56021 Cascina, Pisa, Italy
| | - M J Szczepańczyk
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - M Tacca
- APC, AstroParticule et Cosmologie, Université Paris Diderot, CNRS/IN2P3, CEA/Irfu, Observatoire de Paris, Sorbonne Paris Cité, F-75205 Paris Cedex 13, France
| | - D Talukder
- University of Oregon, Eugene, Oregon 97403, USA
| | - D B Tanner
- University of Florida, Gainesville, Florida 32611, USA
| | - M Tápai
- University of Szeged, Dóm tér 9, Szeged 6720, Hungary
| | - S P Tarabrin
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A Taracchini
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - R Taylor
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - T Theeg
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | | | - E G Thomas
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Thomas
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - P Thomas
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - K A Thorne
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - K S Thorne
- Caltech CaRT, Pasadena, California 91125, USA
| | - E Thrane
- Monash University, Victoria 3800, Australia
| | - S Tiwari
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - V Tiwari
- Cardiff University, Cardiff CF24 3AA, United Kingdom
| | - K V Tokmakov
- SUPA, University of Strathclyde, Glasgow G1 1XQ, United Kingdom
| | - C Tomlinson
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - M Tonelli
- Università di Pisa, I-56127 Pisa, Italy
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
| | - C V Torres
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - C I Torrie
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D Töyrä
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - F Travasso
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - G Traylor
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - D Trifirò
- The University of Mississippi, University, Mississippi 38677, USA
| | - M C Tringali
- Università di Trento, Dipartimento di Fisica, I-38123 Povo, Trento, Italy
- INFN, Trento Institute for Fundamental Physics and Applications, I-38123 Povo, Trento, Italy
| | - L Trozzo
- INFN, Sezione di Pisa, I-56127 Pisa, Italy
- Università di Siena, I-53100 Siena, Italy
| | - M Tse
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Turconi
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - D Tuyenbayev
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | - D Ugolini
- Trinity University, San Antonio, Texas 78212, USA
| | | | - A L Urban
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - S A Usman
- Syracuse University, Syracuse, New York 13244, USA
| | - H Vahlbruch
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Vajente
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - G Valdes
- The University of Texas Rio Grande Valley, Brownsville, Texas 78520, USA
| | | | - N van Bakel
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
| | | | - J F J van den Brand
- Nikhef, Science Park, 1098 XG Amsterdam, Netherlands
- VU University Amsterdam, 1081 HV Amsterdam, Netherlands
| | | | - D C Vander-Hyde
- California State University Fullerton, Fullerton, California 92831, USA
- Syracuse University, Syracuse, New York 13244, USA
| | | | | | - A A van Veggel
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - M Vardaro
- Università di Padova, Dipartimento di Fisica e Astronomia, I-35131 Padova, Italy
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - S Vass
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Vasúth
- Wigner RCP, RMKI, H-1121 Budapest, Konkoly Thege Miklós út 29-33, Hungary
| | - R Vaulin
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - A Vecchio
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - G Vedovato
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - J Veitch
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - P J Veitch
- University of Adelaide, Adelaide, South Australia 5005, Australia
| | - K Venkateswara
- University of Washington, Seattle, Washington 98195, USA
| | - D Verkindt
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - F Vetrano
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - A Viceré
- Università degli Studi di Urbino "Carlo Bo," I-61029 Urbino, Italy
- INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Firenze, Italy
| | - S Vinciguerra
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - D J Vine
- SUPA, University of the West of Scotland, Paisley PA1 2BE, United Kingdom
| | - J-Y Vinet
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - S Vitale
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Vo
- Syracuse University, Syracuse, New York 13244, USA
| | - H Vocca
- Università di Perugia, I-06123 Perugia, Italy
- INFN, Sezione di Perugia, I-06123 Perugia, Italy
| | - C Vorvick
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - D Voss
- University of Florida, Gainesville, Florida 32611, USA
| | - W D Vousden
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - S P Vyatchanin
- Faculty of Physics, Lomonosov Moscow State University, Moscow 119991, Russia
| | - A R Wade
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - L E Wade
- Kenyon College, Gambier, Ohio 43022, USA
| | - M Wade
- Kenyon College, Gambier, Ohio 43022, USA
| | - S J Waldman
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Walker
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - L Wallace
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - S Walsh
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-14476 Potsdam-Golm, Germany
| | - G Wang
- INFN, Gran Sasso Science Institute, I-67100 L'Aquila, Italy
| | - H Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - M Wang
- University of Birmingham, Birmingham B15 2TT, United Kingdom
| | - X Wang
- Tsinghua University, Beijing 100084, China
| | - Y Wang
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - H Ward
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - R L Ward
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - J Warner
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - M Was
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | - B Weaver
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - L-W Wei
- Artemis, Université Côte d'Azur, CNRS, Observatoire Côte d'Azur, CS 34229, Nice cedex 4, France
| | - M Weinert
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - A J Weinstein
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - R Weiss
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Welborn
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - L Wen
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - P Weßels
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - T Westphal
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - K Wette
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - J T Whelan
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - S E Whitcomb
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - D J White
- The University of Sheffield, Sheffield S10 2TN, United Kingdom
| | - B F Whiting
- University of Florida, Gainesville, Florida 32611, USA
| | - K Wiesner
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C Wilkinson
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - P A Willems
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - L Williams
- University of Florida, Gainesville, Florida 32611, USA
| | - R D Williams
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | | | - J L Willis
- Abilene Christian University, Abilene, Texas 79699, USA
| | - B Willke
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - M H Wimmer
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - L Winkelmann
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - W Winkler
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
| | - C C Wipf
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - A G Wiseman
- University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53201, USA
| | - H Wittel
- Albert-Einstein-Institut, Max-Planck-Institut für Gravitationsphysik, D-30167 Hannover, Germany
- Leibniz Universität Hannover, D-30167 Hannover, Germany
| | - G Woan
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - J Worden
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | - J L Wright
- SUPA, University of Glasgow, Glasgow G12 8QQ, United Kingdom
| | - G Wu
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - J Yablon
- Northwestern University, Evanston, Illinois 60208, USA
| | - I Yakushin
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - W Yam
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - H Yamamoto
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - C C Yancey
- University of Maryland, College Park, Maryland 20742, USA
| | - M J Yap
- Australian National University, Canberra, Australian Capital Territory 0200, Australia
| | - H Yu
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - M Yvert
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université Savoie Mont Blanc, CNRS/IN2P3, F-74941 Annecy-le-Vieux, France
| | | | - L Zangrando
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zanolin
- Embry-Riddle Aeronautical University, Prescott, Arizona 86301, USA
| | - J-P Zendri
- INFN, Sezione di Padova, I-35131 Padova, Italy
| | - M Zevin
- Northwestern University, Evanston, Illinois 60208, USA
| | - F Zhang
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - L Zhang
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | - M Zhang
- College of William and Mary, Williamsburg, Virginia 23187, USA
| | - Y Zhang
- Rochester Institute of Technology, Rochester, New York 14623, USA
| | - C Zhao
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M Zhou
- Northwestern University, Evanston, Illinois 60208, USA
| | - Z Zhou
- Northwestern University, Evanston, Illinois 60208, USA
| | - X J Zhu
- University of Western Australia, Crawley, Western Australia 6009, Australia
| | - M E Zucker
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
- LIGO, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - S E Zuraw
- University of Massachusetts-Amherst, Amherst, Massachusetts 01003, USA
| | - J Zweizig
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
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Mueller CL, Arain MA, Ciani G, DeRosa RT, Effler A, Feldbaum D, Frolov VV, Fulda P, Gleason J, Heintze M, Kawabe K, King EJ, Kokeyama K, Korth WZ, Martin RM, Mullavey A, Peold J, Quetschke V, Reitze DH, Tanner DB, Vorvick C, Williams LF, Mueller G. The advanced LIGO input optics. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2016; 87:014502. [PMID: 26827334 DOI: 10.1063/1.4936974] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/27/2023]
Abstract
The advanced LIGO gravitational wave detectors are nearing their design sensitivity and should begin taking meaningful astrophysical data in the fall of 2015. These resonant optical interferometers will have unprecedented sensitivity to the strains caused by passing gravitational waves. The input optics play a significant part in allowing these devices to reach such sensitivities. Residing between the pre-stabilized laser and the main interferometer, the input optics subsystem is tasked with preparing the laser beam for interferometry at the sub-attometer level while operating at continuous wave input power levels ranging from 100 mW to 150 W. These extreme operating conditions required every major component to be custom designed. These designs draw heavily on the experience and understanding gained during the operation of Initial LIGO and Enhanced LIGO. In this article, we report on how the components of the input optics were designed to meet their stringent requirements and present measurements showing how well they have lived up to their design.
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Affiliation(s)
| | | | - Giacomo Ciani
- University of Florida, Gainesville, Florida 32611, USA
| | - Ryan T DeRosa
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - Anamaria Effler
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | | | - Valery V Frolov
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - Paul Fulda
- University of Florida, Gainesville, Florida 32611, USA
| | | | | | - Keita Kawabe
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | | | - Keiko Kokeyama
- Louisiana State University, Baton Rouge, Louisiana 70803, USA
| | - William Z Korth
- LIGO, California Institute of Technology, Pasadena, California 91125, USA
| | | | - Adam Mullavey
- LIGO Livingston Observatory, Livingston, Louisiana 70754, USA
| | - Jan Peold
- Max-Planck-Institut für Gravitationsphysik, 30167 Hannover, Germany
| | - Volker Quetschke
- University of Texas at Brownsville, Brownsville, Texas 78520, USA
| | | | | | - Cheryl Vorvick
- LIGO Hanford Observatory, Richland, Washington 99352, USA
| | | | - Guido Mueller
- University of Florida, Gainesville, Florida 32611, USA
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Taylor L, Talghader J. Monitoring and analysis of thermal deformation waves with a high-speed phase measurement system. APPLIED OPTICS 2015; 54:9010-6. [PMID: 26560391 DOI: 10.1364/ao.54.009010] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/26/2023]
Abstract
Thermal effects in optical substrates are vitally important in determining laser damage resistance in long-pulse and continuous-wave laser systems. Thermal deformation waves in a soda-lime-silica glass substrate have been measured using high-speed interferometry during a series of laser pulses incident on the surface. Two-dimensional images of the thermal waves were captured at a rate of up to six frames per thermal event using a quantitative phase measurement method. The system comprised a Mach-Zehnder interferometer, along with a high-speed camera capable of up to 20,000 frames-per-second. The sample was placed in the interferometer and irradiated with 100 ns, 2 kHz Q-switched pulses from a high-power Nd:YAG laser operating at 1064 nm. Phase measurements were converted to temperature using known values of thermal expansion and temperature-dependent refractive index for glass. The thermal decay at the center of the thermal wave was fit to a function derived from first principles with excellent agreement. Additionally, the spread of the thermal distribution over time was fit to the same function. Both the temporal decay fit and the spatial fit produced a thermal diffusivity of 5×10-7 m2/s.
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46
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Bogan C, Kwee P, Hild S, Huttner SH, Willke B. Novel technique for thermal lens measurement in commonly used optical components. OPTICS EXPRESS 2015; 23:15380-15389. [PMID: 26193518 DOI: 10.1364/oe.23.015380] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/04/2023]
Abstract
The absorption of light in transmissive optics cause a thermally induced effect known as thermal lensing. This effect provokes an often undesired change of a laser beam transmitted by the optic. In this paper we present a measurement method that allows us to determine thermal lensing in commonly used optical components. The beam influenced by the thermal lens is expanded into the eigenmodes of an optical cavity, and its modal content is analyzed in the eigenbasis of the cavity. The measured quantity depends neither on beam parameters nor on the position of the optical component under investigation. This method allows, to our knowledge, for the first time the direct measurement of the mode conversion coefficient |ε(2)| of the thermal lens.
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Hammond G, Hild S, Pitkin M. Advanced technologies for future ground-based, laser-interferometric gravitational wave detectors. JOURNAL OF MODERN OPTICS 2014; 61:S10-S45. [PMID: 25705087 PMCID: PMC4311950 DOI: 10.1080/09500340.2014.920934] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/19/2014] [Accepted: 04/29/2014] [Indexed: 06/04/2023]
Abstract
We present a review of modern optical techniques being used and developed for the field of gravitational wave detection. We describe the current state-of-the-art of gravitational waves detector technologies with regard to optical layouts, suspensions and test masses. We discuss the dominant sources and noise in each of these subsystems and the developments that will help mitigate them for future generations of detectors. We very briefly summarise some of the novel astrophysics that will be possible with these upgraded detectors.
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Affiliation(s)
- Giles Hammond
- SUPA, School of Physics and Astronomy, University of Glasgow, Glasgow, UK
| | - Stefan Hild
- SUPA, School of Physics and Astronomy, University of Glasgow, Glasgow, UK
| | - Matthew Pitkin
- SUPA, School of Physics and Astronomy, University of Glasgow, Glasgow, UK
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48
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Carbone L, Bogan C, Fulda P, Freise A, Willke B. Generation of high-purity higher-order Laguerre-Gauss beams at high laser power. PHYSICAL REVIEW LETTERS 2013; 110:251101. [PMID: 23829725 DOI: 10.1103/physrevlett.110.251101] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/06/2013] [Indexed: 06/02/2023]
Abstract
We have investigated the generation of highly pure higher-order Laguerre-Gauss (LG) beams at high laser power of order 100 W, the same regime that will be used by second-generation gravitational wave interferometers such as Advanced LIGO. We report on the generation of a helical-type LG33 mode with a purity of order 97% at a power of 83 W, the highest power ever reported in literature for a higher-order LG mode. This is a fundamental step in proving technical readiness for use of LG beams in gravitational wave interferometers of future generations.
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Affiliation(s)
- L Carbone
- School of Physics and Astronomy, University of Birmingham, Edgbaston, Birmingham B15 2TT, United Kingdom.
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49
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Basu C, Wessels P, Neumann J, Kracht D. High power single frequency solid state master oscillator power amplifier for gravitational wave detection. OPTICS LETTERS 2012; 37:2862-2864. [PMID: 22825159 DOI: 10.1364/ol.37.002862] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/01/2023]
Abstract
High power single frequency, single mode, linearly polarized laser output at the 1 μm regime is in demand for the interferometric gravitational wave detectors (GWDs). A robust single frequency solid state master oscillator power amplifier (MOPA) is a promising candidate for such applications. We present a single frequency solid state multistage MOPA system delivering 177 W of linearly polarized output power at 1 μm with 83.5% TEM(00) mode content.
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Affiliation(s)
- Chandrajit Basu
- Laser Zentrum Hannover e.V., Hollerithallee 8, D-30419 Hannover, Germany.
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