LASER-BEAM ANNEALING OF DISCHARGE-PRODUCED AMORPHOUS SILICON

被引:10
作者
STAEBLER, DL
机构
[1] RCA Laboratories, Princeton
关键词
D O I
10.1063/1.326316
中图分类号
O59 [应用物理学];
学科分类号
摘要
Amorphous silicon films prepared by dc glow discharge of silane on room-temperature substrates darken when exposed to a focused laser beam. The process is primarily thermal, has an activation energy of ∼1 eV, and is accompanied by the desorption of hydrogen. It also affects the etch rate in basic solutions. A bleaching effect, not reported before, is seen at low exposures. All coloration changes are permanent. Possible applications for optical storage of information are discussed.
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页码:3648 / 3652
页数:5
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