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Manikandan V, Anushkkaran P, Hwang IS, Chae WS, Lee HH, Choi SH, Mahadik MA, Jang JS. Synergistic role of in-situ Zr-doping and cobalt oxide cocatalysts on photocatalytic bacterial inactivation and organic pollutants removal over template-free Fe 2O 3 nanorods. CHEMOSPHERE 2023; 310:136825. [PMID: 36241102 DOI: 10.1016/j.chemosphere.2022.136825] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/02/2022] [Revised: 09/30/2022] [Accepted: 10/07/2022] [Indexed: 06/16/2023]
Abstract
Herein, we synthesized in-situ Zr-doped Fe2O3 NRs photocatalyst by successive simple hydrothermal and air quenching methods. The synergistic roles of CoOx (1 wt%) and Zr-doping on bacteria inactivation and model organic pollutants over Fe2O3 NRs photocatalyst were studied in detail. Initially, rod-like Zr ((0-8) %)-doped Fe2O3 NRs were produced via a hydrothermal method. CoOx was loaded onto the Zr ((0-8) %)-doped Fe2O3 NRs) surface by a wet impregnation approach. The Zr-doping conditions and CoOx loadings were judiciously optimized, and a highly photoactive CoOx(1 wt%)/Zr(6%)-doped Fe2O3 NRs photocatalyst was developed. The CoOx(1 wt%) loaded Zr(6%)-doped Fe2O3 NRs photocatalyst revealed 99.4% inactivation efficiency compared with (0, 4 and 8)% Zr-doped Fe2O3 NRs, respectively. After CoOx(1 wt%)/Zr(6%)-doped Fe2O3 NRs photocatalyst treatment, Bio-TEM images of bacterial cells showed extensive morphological deviations in cell membranes, compared with the non-treated ones. Additionally, the optimum CoOx(1 wt%)/Zr(6%)-doped Fe2O3 NRs photocatalyst exhibited 99.2% BPA and 98.3% orange II dye degradation after light radiation for 3 h. This work will provide a rapid method for the development of photostable catalyst materials for bacterial disinfection and organic degradation.
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Affiliation(s)
- Velu Manikandan
- Division of Biotechnology, Safety, Environment and Life Science Institute, College of Environmental and Bioresource Sciences, Jeonbuk National University, Iksan, 54596, South Korea
| | - Periyasamy Anushkkaran
- Division of Biotechnology, Safety, Environment and Life Science Institute, College of Environmental and Bioresource Sciences, Jeonbuk National University, Iksan, 54596, South Korea
| | - In-Seon Hwang
- Division of Biotechnology, Safety, Environment and Life Science Institute, College of Environmental and Bioresource Sciences, Jeonbuk National University, Iksan, 54596, South Korea
| | - Weon-Sik Chae
- Analysis Research Division, Daegu Center, Korea Basic Science Institute, Daegu, 702-701, South Korea
| | - Hyun-Hwi Lee
- Pohang Accelerator Laboratory (PAL), Pohang University of Science and Technology (POSTECH), Pohang, 37673, South Korea
| | - Sun Hee Choi
- Pohang Accelerator Laboratory (PAL), Pohang University of Science and Technology (POSTECH), Pohang, 37673, South Korea
| | - Mahadeo A Mahadik
- Division of Biotechnology, Safety, Environment and Life Science Institute, College of Environmental and Bioresource Sciences, Jeonbuk National University, Iksan, 54596, South Korea.
| | - Jum Suk Jang
- Division of Biotechnology, Safety, Environment and Life Science Institute, College of Environmental and Bioresource Sciences, Jeonbuk National University, Iksan, 54596, South Korea.
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Chrouda A, Mahmoud Ali Ahmed S, Babiker Elamin M. Preparation of Nanocatalysts Using Deposition Precipitation with Urea: Mechanism, Advantages and Results. CHEMBIOENG REVIEWS 2022. [DOI: 10.1002/cben.202100054] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Amani Chrouda
- Majmaah University Departement of Chemistry College of Science Al-Zulfi 11952 Zulfi Saudi Arabia
| | | | - Manahil Babiker Elamin
- Majmaah University Departement of Chemistry College of Science Al-Zulfi 11952 Zulfi Saudi Arabia
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Guerra-Que Z, Cortez-Elizalde J, Pérez-Vidal H, Arévalo-Pérez JC, Silahua-Pavón AA, Córdova-Pérez GE, Cuauhtémoc-López I, Martínez-García H, González-Díaz A, Torres-Torres JG. Bimetallic M-Cu (M = Ag, Au, Ni) Nanoparticles Supported on γAl 2O 3-CeO 2 Synthesized by a Redox Method Applied in Wet Oxidation of Phenol in Aqueous Solution and Petroleum Refinery Wastewater. NANOMATERIALS (BASEL, SWITZERLAND) 2021; 11:2570. [PMID: 34685011 PMCID: PMC8541079 DOI: 10.3390/nano11102570] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 06/02/2021] [Revised: 06/27/2021] [Accepted: 06/28/2021] [Indexed: 11/30/2022]
Abstract
Three bimetallic catalysts of the type M-Cu with M = Ag, Au and Ni supports were successfully prepared by a two-step synthesized method using Cu/Al2O3-CeO2 as the base monometallic catalyst. The nanocatalysts were characterized using X-ray diffraction (XRD), temperature-programmed reduction of H2 (H2-TPR), N2 adsorption-desorption, scanning electron microscopy (SEM) with energy dispersive X-ray spectroscopy (EDS), transmission electron microscopy (TEM) and ultraviolet-visible spectroscopy with diffuse reflectance (DR-UV-Vis) techniques. This synthesized methodology allowed a close interaction between two metals on the support surface; therefore, it could have synthesized an efficient transition-noble mixture bimetallic nanostructure. Alloy formation through bimetallic nanoparticles (BNPs) of AgCuAlCe and AuCuAlCe was demonstrated by DR-UV-Vis, EDS, TEM and H2-TPR. Furthermore, in the case of AgCuAlCe and AuCuAlCe, improvements were observed in their reducibility, in contrast to NiCuAlCe. The addition of a noble metal over the monometallic copper-based catalyst drastically improved the phenol mineralization. The higher activity and selectivity to CO2 of the bimetallic gold-copper- and silver-copper-supported catalysts can be attributed to the alloy compound formation and the synergetic effect of the M-Cu interaction. Petroleum Refinery Wastewater (PRW) had a complex composition that affected the applied single CWAO treatment, rendering it inefficient.
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Affiliation(s)
- Zenaida Guerra-Que
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
- Laboratorio de Investigación 1 Área de Nanotecnología, Tecnológico Nacional de México Campus Villahermosa, Km. 3.5 Carretera Villahermosa–Frontera, Cd. Industrial, C.P., Villahermosa 86010, Tabasco, Mexico
| | - Jorge Cortez-Elizalde
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Hermicenda Pérez-Vidal
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Juan C. Arévalo-Pérez
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Adib A. Silahua-Pavón
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Gerardo E. Córdova-Pérez
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Ignacio Cuauhtémoc-López
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Héctor Martínez-García
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
| | - Anabel González-Díaz
- Laboratorio de Análisis y Caracterización, Universidad Juárez Autónoma de Tabasco, DAIA, Km. 1 Carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico;
| | - José Gilberto Torres-Torres
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km. 1 carretera Cunduacán-Jalpa de Méndez, C.P., Cunduacán 86690, Tabasco, Mexico; (J.C.-E.); (H.P.-V.); (J.C.A.-P.); (A.A.S.-P.); (G.E.C.-P.); (I.C.-L.); (H.M.-G.)
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Cortez-Elizalde J, Cuauhtémoc-López I, Guerra-Que Z, Espinosa de los Monteros AE, Lunagómez-Rocha MA, Silahua-Pavón AA, Arévalo-Pérez JC, Cordero-García A, Cervantes-Uribe A, Torres-Torres JG. Chemical and Structural Changes by Gold Addition Using Recharge Method in NiW/Al 2O 3-CeO 2-TiO 2 Nanomaterials. MATERIALS (BASEL, SWITZERLAND) 2021; 14:5470. [PMID: 34639867 PMCID: PMC8509746 DOI: 10.3390/ma14195470] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 06/28/2021] [Revised: 09/11/2021] [Accepted: 09/15/2021] [Indexed: 11/24/2022]
Abstract
NiWAu trimetallic nanoparticles (NPs) on the surface of support Al2O3-CeO2-TiO2 were synthesized by a three-step synthetic method in which Au NPs were incorporated into presynthesized NiW/Al2O3-CeO2-TiO2. The recharge method, also known as the redox method, was used to add 2.5 wt% gold. The Al2O3-CeO2-TiO2 support was made by a sol-gel method with two different compositions, and then two metals were simultaneously loaded (5 wt% nickel and 2.5 wt% tungsten) by two different methods, incipient wet impregnation and ultrasound impregnation method. In this paper, we study the effect of Au addition using the recharge method on NiW nanomaterials supported on mixed oxides on the physicochemical properties of synthesized nanomaterials. The prepared nanomaterials were characterized by scanning electron microscopy, BET specific surface area, X-ray diffraction, diffuse reflectance spectroscopy in the UV-visible range and temperature-programmed desorption of hydrogen. The experimental results showed that after loading of gold, the dispersion was higher (46% and 50%) with the trimetallic nanomaterials synthesized by incipient wet impregnation plus recharge method than with impregnation plus ultrasound recharge method, indicating a greater number of active trimetallic (NiWAu) sites in these materials. Small-sized Au from NiWAu/ACTU1 trimetallic nanostructures was enlarged for NiWAu/ACT1. The strong metal NPs-support interaction shown for the formation of NiAl2O4, Ni-W-O and Ni-Au-O species simultaneously present in the surface of trimetallic nanomaterial probably plays an important role in the degree of dispersion of the gold active phase.
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Affiliation(s)
- Jorge Cortez-Elizalde
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Ignacio Cuauhtémoc-López
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Zenaida Guerra-Que
- Laboratorio de Investigación 1 Área de Nano-Tecnología, Tecnológico Nacional de México Campus Villahermosa, Km. 3.5 Carretera Villahermosa–Frontera, Cd. Industrial, Villahermosa 86010, Tabasco, Mexico;
| | - Alejandra Elvira Espinosa de los Monteros
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Ma. Antonia Lunagómez-Rocha
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Adib Abiu Silahua-Pavón
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Juan Carlos Arévalo-Pérez
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Adrián Cordero-García
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - Adrián Cervantes-Uribe
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
| | - José Gilberto Torres-Torres
- Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuen-tes de Energía y Remediación Ambiental, Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), Universidad Juárez Autónoma de Tabasco, DACB, Km.1 Carretera Cunduacán-Jalpa de Méndez, Cun-duacán 86690, Tabasco, Mexico; (J.C.-E.); (I.C.-L.); (A.E.E.d.l.M.); (M.A.L.-R.); (A.A.S.-P.); (J.C.A.-P.); (A.C.-G.); (A.C.-U.)
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Synthesis of Supported Metal Nanoparticles (Au/TiO2) by the Suspension Impregnation Method. JOURNAL OF COMPOSITES SCIENCE 2020. [DOI: 10.3390/jcs4030089] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Abstract
This work reports a new technique called “Suspension Impregnation Method” (SiM) as an alternative to the “Incipient Impregnation Method” (IiM) for the synthesis of noble metal (Au) nanoparticles. The SiM was used to synthesize gold nanoparticles supported by titanium oxide and compared with those of IiM. The reactor for the SiM technique was based on the principles of mixing, heat, and mass transfer of the suspension reactors and the metal particle synthesis was processed in situ under the oxidation reduction potentials. Three different conditions were established to observe the effect of pH on the size of the metal particles: acid (HCl), neutral (water) and alkaline (urea). The samples were characterized by nitrogen adsorption, X-Ray Diffraction (XRD), Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES), Thermogravimetric Analysis (TGA)/Differential Thermal Analysis (DTA), Transmission Electron Microscopy (TEM) and CO2 adsorption. The surface area was slightly modified, and the average pore diameter was reduced in all materials. The structure of the titanium oxide was not altered. A deposit of organic material was detected in samples synthesized in alkaline medium for both methods. The pH influenced the formation of conglomerates in IiM and resulted in large particle sizes (3–9 nm). In contrast, an in situ reduction in the species in SiM resulted in smaller particle sizes than IiM (2–3 nm).
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García-Hernández LE, Frías-Márquez DM, Pacheco-Sosa JG, Cervantes-Uribe A, Arévalo-Pérez JC, Pérez-Vidal H, Silahua-Pavón AA, Lunagómez-Rocha MA, Torres-Torres JG. 2-Chlorophenol degradation by catalytic wet air oxidation using copper supported on TiO 2-CeO 2-ZrO 2. WATER SCIENCE AND TECHNOLOGY : A JOURNAL OF THE INTERNATIONAL ASSOCIATION ON WATER POLLUTION RESEARCH 2019; 80:911-919. [PMID: 31746798 DOI: 10.2166/wst.2019.330] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/10/2023]
Abstract
In this work, we describe the morphological, electronic and catalytic properties of support TiO2-CeO2-ZrO2, prepared by sol-gel method, which was impregnated with copper at 5 and 10% by weight, in order to obtain efficient catalysts in the catalytic wet air oxidation (CWAO) of 2-cp. The catalysts were characterized by X-ray diffraction (XRD), scanning electron microscope (SEM-EDS), UV-Vis diffuse reflectance spectroscopy (DRS) and nitrogen physisorption by the Brunauer-Emmett-Teller (BET) method. The activity of the materials used in this study revealed that without the presence of Cu, the SCO2 is low and with a content of 10% this metal shows the best catalytic behaviour; conversely, a reaction mechanism is proposed that describes the complete oxidation of 2-cp in this case.
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Affiliation(s)
- Luis Enrique García-Hernández
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - Dora Ma Frías-Márquez
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DAIA, Laboratorio de Nanotecnología Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México
| | - J Gpe Pacheco-Sosa
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - A Cervantes-Uribe
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - J Carlos Arévalo-Pérez
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - Hermicenda Pérez-Vidal
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - Adib Abiu Silahua-Pavón
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - Ma Antonia Lunagómez-Rocha
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
| | - J G Torres-Torres
- Centro de Investigación de Ciencia y Tecnología Aplicada de Tabasco (CICTAT), DACB, Laboratorio de Nanomateriales Catalíticos Aplicados al Desarrollo de Fuentes de Energía y Remediación Ambiental, Universidad Juárez Autónoma de Tabasco, Km.1 carretera Cunduacán-Jalpa de Méndez, C.P. 86690, Cunduacán, Tabasco, México E-mail:
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