ANISOTROPY OF THE ELECTRICAL CONDUCTIVITY OF VO(2) SINGLE CRYSTALS

被引:80
作者
Bongers, P. F. [1 ]
机构
[1] NV Philips Gloeilampenfabrieken, Philips Res Labs, Eindhoven, Netherlands
关键词
D O I
10.1016/0038-1098(65)90032-3
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The electrical resistivity p of single crystals of VO(2) has been measured in directions parallel and perpendicular to the {100) (mon.) = {100} (tetr). direction for 180 < T < 650 degrees K. On both sides of the semiconductor-metal transition temperature rho perpendicular to/rho K approximate to 0. 5 (T(t) = 340 degrees K). This result does not agree with Morin's model of metallic conductivity in a narrow 3d-subband, and indicates clearly that the oxygen 2p-orbitals are involved In the conduction mechanism.
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页码:275 / 277
页数:3
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