NON-OHMIC BEHAVIOUR IN AMORPHOUS GERMANIUM AT HIGH ELECTRIC FIELDS

被引:21
作者
CROITORU, N
VESCAN, L
机构
[1] Institute of Physics of the Academy, Bucharest
关键词
D O I
10.1016/0040-6090(69)90121-7
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Current-transport mechanism in amorphous germanium films was studied in function of voltage, temperature and electrode separation. At electric fields greater than 104 V cm-1 the current increased exponentially with the square root of the voltage. In addition a decrease of the activation energy of the current with increasing voltage was observed. For a wide voltage range an empirical formula for the current was found. It was concluded that the conduction is bulk-limited. © 1969.
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页码:269 / &
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