Interplay between A -site and B -site driven instabilities in perovskites

作者: M. Ghita , M. Fornari , D. J. Singh , S. V. Halilov

DOI: 10.1103/PHYSREVB.72.054114

关键词:

摘要: Density functional calculations are used to investigate the trends in lattice instabilities of perovskites, BaTiO{sub 3}, PbTiO{sub BaZrO{sub and PbZrO{sub 3} with volume. A simple scheme for classifying perovskites terms A-site B-site activities is discussed relation competition between rhombohedral tetragonal ground states.

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