硅对强CO_2激光的雪崩吸收及其后果

IMECH-IR > 力学所知识产出(1956-2008)

	硅对强CO_2激光的雪崩吸收及其后果
	李元恒; 张玉峰
Source Publication	中国激光
	1983
Volume	10 Issue:Z1 Pages:660
ISSN	0258-7025
Abstract	<正> 作者测量Si片在强CO_2激光辐照下透射率T和温度θ的变化时看到,Si的透射率到某一时刻突然降为θ,而恰在此时的Si的温升速率呈现极大。从载流子费米统计和光吸收截面计算出的T-θ曲线与实验一致,这说明强CO_2激光辐照引起的载流子热激发反过来导致Si雪崩式地增强吸收CO_2激光,使硅表现出非线性的性质。基于这一能量耦合机理作了如下研究。 M.Miyao等人证实一定功率密度的CO_2激光辐照可使注磷Si 100％电激活,本文发现在这个过程中注磷si对CO_2激光和对He-Ne激光的反射率朝相反的方向跃变。红外分光光
Keyword	激光辐照红宝石激光载流子透射率功率密度电激活反射率费米统计温升速率
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/37904
Collection	力学所知识产出(1956-2008)
Corresponding Author	李元恒
Recommended Citation GB/T 7714	李元恒,张玉峰. 硅对强CO_2激光的雪崩吸收及其后果[J]. 中国激光,1983,10,Z1,:660.
APA	李元恒,&张玉峰.(1983).硅对强CO_2激光的雪崩吸收及其后果.中国激光,10(Z1),660.
MLA	李元恒,et al."硅对强CO_2激光的雪崩吸收及其后果".中国激光 10.Z1(1983):660.

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