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Ligand-hole localization in oxides with unusual valence Fe

Unusual high-valence states of iron are stabilized in a few oxides. A-site-ordered perovskite-structure oxides contain such iron cations and exhibit distinct electronic behaviors at low temperatures, e.g. charge disproportionation (4Fe(4+) → 2Fe(3+) + 2Fe(5+)) in CaCu(3)Fe(4)O(12) and intersite char...

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Detalles Bibliográficos
Autores principales: Chen, Wei-Tin, Saito, Takashi, Hayashi, Naoaki, Takano, Mikio, Shimakawa, Yuichi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2012
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3371588/
https://www.ncbi.nlm.nih.gov/pubmed/22690318
http://dx.doi.org/10.1038/srep00449