Photoluminescence and electroluminescence from porous silicon

被引:160
作者
Fauchet, PM
机构
[1] UNIV ROCHESTER,DEPT PHYS & ASTRON,ROCHESTER,NY 14627
[2] UNIV ROCHESTER,LASER ENERGET LAB,ROCHESTER,NY 14627
基金
美国国家科学基金会;
关键词
photoluminescence; electroluminescence; porous silicon;
D O I
10.1016/0022-2313(96)82860-2
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The properties and origins of the red, blue and infrared photoluminescence bands of porous silicon are reviewed and discussed in the light of the models that have been proposed to explain the experimental and theoretical results. The red band is due to quantum confinement possibly supplemented by surface states; the blue band is linked to the presence of silicon dioxide; the infrared band is correlated with dangling bonds and bandgap luminescence in large crystallites. The fabrication and characterization of light-emitting devices made of porous silicon are reported and discussed with respect to critical issues such as the device stability, efficiency, modulation speed, emission wavelength, and compatibility with microelectronic processing.
引用
收藏
页码:294 / 309
页数:16
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