THE EFFECT OF YTTRIUM ON THE CA AND SR PLANES OF Y-DOPED BI2SR2CA1CU2O8

被引:9
作者
ALMERAS, P
BERGER, H
MARGARITONDO, G
机构
[1] Institut de Physique Appliquée, Ecole Polytechnique Fédérale
关键词
D O I
10.1016/0038-1098(93)90791-K
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Photoemission spectromicroscopy experiments on a series of Y-doped Bi2Sr2Ca1Cu2O8 single crystals show that the doping changes the valence of copper as required for the observed modification of the critical temperature. The doping, however, affects with substitutional reactions not only the CaO planes, but also the SrO planes.
引用
收藏
页码:425 / 427
页数:3
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