Reynolds E, Thorogood GJ, Avdeev M, Brand HEA, Gu Q, Kennedy BJ. The role of π-bonding on the high temperature structure of the double perovskites Ba
2CaUO
6and BaSrCaUO
6.
Dalton Trans 2015;
44:16036-44. [DOI:
10.1039/c5dt02663f]
[Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
High temperature synchrotron X-ray and neutron diffraction powder diffraction studies of the uranium perovskites Ba2CaUO6and BaSrCaUO6reveal unusual phase transition behavior associated with the progressive loss of cooperative octahedral tilting.
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