ANOMALOUS CONDUCTION PROCESSES IN AMORPHOUS INDIUM OXIDE-FILMS

被引:6
作者
SHMUELLI, H
ROSENBAUM, R
机构
[1] Tel Aviv University, School of Physics and Astronomy, Raymond and Beverly Sackler Faculty of Exact Sciences, Ramat-Aviv
来源
PHYSICA B | 1991年 / 169卷 / 1-4期
关键词
D O I
10.1016/0921-4526(91)90290-U
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
A transition in the resistance behavior of amorphous indium oxide In(x)Oy films from a Coulomb-gap variable-range hopping law towards a constant activation energy law has been observed at low temperatures. The magnetoconductance (MC) is strongly positive, linear in magnetic field, and increases with decreasing temperature as T-1.1 in a fixed magnetic field. The MC theories of Schirmacher and of Nguyen, Spivak, and Shklovskii qualitatively describe the MC data.
引用
收藏
页码:489 / 490
页数:2
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