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The electroluminescence of GexSi1-x/Si single quantum well was measured at temper-atures above room temperature along the growth direction and the direction normal to it. TO and NP peaks were resolved. 相似文献
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以玉米秸、麦秸、锯末纯燃并以不同比例与煤混燃,利用DR型高压粉尘比电阻实验台对灰样比电阻R进行测量, 以AAS对灰样化学成分进行分析。结果表明,纯生物质燃料灰R值为108Ω·cm~1010Ω·cm,属于中比电阻。混燃灰样的R值均为108Ω·cm~1012Ω·cm。麦秸与煤的混燃灰中,掺混率Rt对比电阻R的影响不明显;玉米秸与煤的混燃灰中,在110℃以下,Rt越高,R越低;在110℃以上,Rt越高,R越大。生物质与煤的混燃改变了燃料的燃烧特性及熔融特性,使灰的物理特性和化学成分、含量发生变化,造成混燃灰比电阻与煤灰比电阻的规律存在一定的差异。 相似文献
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The electroluminescence of GexSi1-x/Si single quantum well was measured at temper-atures above room temperature along the growth direction and the direction normal to it. TO and NP peaks were resolved. 相似文献
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