1) physics of narrow gap semiconductor
窄隙半导体物理学
2) narrow band gap semiconductor
窄带隙半导体
1.
In recent years,narrow band gap semiconductors have attracted extensive attention and become the research focus of the novel semiconductor materials because they are capable of Absorbing the visible light,degrading the organic pollutants and producing clean energy by splitting the water into hydrogen and oxygen under visible light irradiation.
近年来,窄带隙半导体材料因具有吸收太阳光可见波段能量、可见光催化降解有机物及可见光解水制氢的优异特性而成为新型半导体材料的研发热点。
3) semiconductor physics
半导体物理学
1.
Taking the acquisition of the sci-tech literature information of the semiconductor physics as the example, this paper introduces several common methods of consulting the sci-tech literature through Internet.
以获取半导体物理学方向的科技文献资料为例,详细介绍了通过因特网查阅科技文献资料的几种常用方法。
4) semiconductor physics
半导体物理
1.
This text proceed from practice of concrete classroom instruction of" physics of the semiconductor ", discuss how it is offer information technology potentiality that use among semiconductor physics teaching to excavate, and apply the information technology to the classroom instruction effectively, make students obtain better results of learning in the classroom.
本文从中专微电子专业的“半导体物理”课堂教学实践出发,依据建构主义学习理论,探索如何利用信息技术改革中专“半导体物理”课堂教学,激发学生主动学习的积极性;探讨如何挖掘出信息技术在半导体物理教学中应用的潜力,并有效地将信息技术应用在课堂教学中,使学生在课堂中获得较好的学习效果。
6) physics of semiconductor instrument
半导体仪表物理学
补充资料:间接带隙半导体(indirectbandgapsemiconductor)
间接带隙半导体(indirectbandgapsemiconductor)
指Ge、Si和部分Ⅲ-Ⅴ族化合物半导体,价带顶位于K空间原点,而导带底并不在K空间的原点。因此,间接带隙半导体中电子不仅吸收光子还与晶格交换能量,发生非直接跃迁。伴随发射或吸收适当的声子,电子的波矢K可以改变。GaP是间接带隙半导体,其发光也是间接跃迁产生的。但如果将GaP和GaAs混合制成GaAs1-xPx晶体,则可调节x(0<x<1)值改变混合晶体的能带结构,CaAs1-xPx可能成为直接带隙半导体。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条