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SnO2/PS/Si吸附气体前后的光伏谱变化
Variation of photovoltage spectra for SnO2/PS/Si during prior-and post-adsorption
【摘要】 制备了二氧化锡/ 多孔硅/ 硅(SnO2/PS/Si) 异质结构样品,在不同温度下,分别测量样品吸附氢气、液化石油气前后的光生电压谱。结合X 光电子能谱(XPS) 测量结果,分析了光生电压谱变化的机理
【Abstract】 SnO 2/PS/Si heterojunction structure samples are fabricated.The photovoltage spectra of the samples during prior-and post-adsorption of H 2 or liquified petroleum at different temperature are measured.In combination with the results of XPS measurement,analysis on the variation mechanism of the photovoltage spectra is made.
【关键词】 半导体材料;
双异质结;
多孔硅;
吸附气体;
光生电压谱;
X光电子能谱;
【Key words】 semiconductor material; double heterojunctions; porous silicon; adsorption; photovoltage spectra; XPS;
【Key words】 semiconductor material; double heterojunctions; porous silicon; adsorption; photovoltage spectra; XPS;
【基金】 福建省自然科学基金
- 【文献出处】 半导体光电 ,SEMICONDUCTOR OPTOELECTRONICS , 编辑部邮箱 ,1999年05期
- 【分类号】O471.4
- 【被引频次】3
- 【下载频次】58