ELECTRON-TRANSFER IN MIXED-VALENCE TETRANUCLEAR IRON CLUSTERS - ORBITAL EFFECTS AND MAGNETIC-PROPERTIES

被引:8
|
作者
BORRASALMENAR, JJ [1 ]
CORONADO, E [1 ]
GEORGES, R [1 ]
GOMEZGARCIA, CJ [1 ]
机构
[1] UNIV BORDEAUX 1, CHIM SOLIDE LAB, F-33405 TALENCE, FRANCE
关键词
D O I
10.1016/0301-0104(93)80171-5
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The energy levels and magnetic properties of mixed-valence iron clusters with cubane structure are studied from a model that takes into account the different electron transfer paths between the e(g)-type metal orbitals via the p orbitals of the bridging atoms. The interplay between double exchange and superexchange on the magnetic properties are discussed, including distortion effects of the cubane structure from T(d) to D2d symmetries.
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页码:15 / 22
页数:8
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