LONG-TERM HALL-TYPE CONVERSION BY VACANCY DIFFUSION IN HG1-XCDX TE AT ROOM-TEMPERATURE

被引:35
作者
NIMTZ, G
SCHLICHT, B
DORNHAUS, R
机构
[1] II. Physikalisches Institut der Universität zu Köln, 5000 Köln 41
[2] Department of Engineering and Applied Science, Yale University, New Haven
关键词
D O I
10.1063/1.90859
中图分类号
O59 [应用物理学];
学科分类号
摘要
Drastic long-term changes of transport properties and the recombination behavior of a Hg1-xCdxTe crystal are reported. Being pure n-type material immediately after fabrication the crystal showed a p-type conduction after a five-year storage under room-temperature conditions. The lifetime - formerly dominated by Auger recombination - dropped by about two orders of magnitude. A model of Hg vacancy diffusion is suggested to explain the observed data.
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页码:490 / 491
页数:2
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