Chemical process to normalize the electrical properties of a-Se

被引:4
作者
Badesha, S. S. [1 ]
Abkowitz, M. A. [1 ]
Knier, F. E. [1 ]
机构
[1] Xerox Corp, Xerox Webster Res Ctr, Webster, NY 14580 USA
关键词
D O I
10.1557/JMR.1986.0010
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The influence of specific chemical dopants on the electrophotographic behavior of selenium and its alloys has been established in prior work. This communication describes a chemical procedure that has been found effective in removing electronically active impurities from amorphous selenium. The methodology involves converting contaminated selenium into a chemical intermediate that is separated by selective alcoholic dissolution and then reduced to high-purity selenium. The electrical characteristics of the amorphous films obtained by vacuum evaporation of the latter are determined directly from analysis of xerographic potentials.
引用
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页码:11 / 12
页数:2
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