VUV EXCIMER LIGHT-SOURCE FOR DEPOSITION OF AMORPHOUS-SEMICONDUCTORS

被引:22
作者
KESSLER, F
BAUER, GH
机构
[1] Institut für Physikalische Elektronik, Universität Stuttgart, D-7000 Stuttgart 80
关键词
D O I
10.1016/0169-4332(92)90082-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Two different types of a large-area high-intensity VUV dielectric-barrier-discharge lamp for VUV emission have been constructed and operated over a wide range of voltage (0.5-20 kV), frequency (0.1-160 kHz), gas pressure (0.2-3 bar), and electrode spacing (0.7-2 mm). VUV spectra were monitored for pure Ar, Kr, and Xe and their respective mixtures. The spatial excimer photon flux phi has been calculated versus distance x from the lamp window. Due to diffusive spatial radiation the intensity rapidly drops with distance x. With Xe excimer photo-decomposition of Si2H6 we have deposited intrinsic and p-type doped high quality photosensitive amorphous hydrogenated silicon (a-Si:H) (sigma(photo)/sigma(dark) = 10(6)).
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页码:430 / 434
页数:5
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