Spectroscopic studies of the state of Cu2+ ions in Cu?Zn?Al oxide catalysts |
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Authors: | V. F. Anufrienko T. M. Yurieva F. S. Hadzhieva T. P. Minyukova S. Yu. Burylin |
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Affiliation: | (1) Institute of Catalysis, Novosibirsk, USSR |
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Abstract: | ESR and electronic spectroscopy have reveled that in low-temperature ZnO the copper ions form Cu–O–Cu type cluster structures with highly covalent bonds and strong exchange interaction between the ions. The nearer environment of the Cu2+ ions is an octahedron with distortion towards square planar coordination.
, ZnO Cu–O–Cu . Cu2+- , . |
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