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Author:

李光 (李光.) | 王丽 (王丽.)

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CQVIP PKU CSCD

Abstract:

根据非线性晶体ZnGeP2(ZGP)的色散方程、能量和动量守恒,对ZGP-DFG过程的调谐特性、转换效率以及此过程中的允许参量、走离效应进行了数值计算和分析,得到了Ⅰ类和Ⅱ类相位匹配条件下的ZGP-DFG角度调谐特性和转换效率。在Ⅰ类和Ⅱ类相位匹配条件下,分别对ZGP,AgGaS2(AGS)和AgGaSe2(AGSe)晶体的调谐特性进行了比较,得到了在Ⅰ类匹配时,ZGP的角度调谐范围为51°~89°,对应的波长范围在3.1~12μm;在Ⅱ类匹配时,波长调谐范围6.2~11.5μm,对应的角度调谐范围为58°~88°。结果表明ZGP-DFG的走离效应较小且转换效率远大于AGS和AGSe晶体。进一...

Keyword:

非线性光学 ZGP晶体 差频产生 中红外辐射 角度调谐

Author Community:

  • [ 1 ] 北京工业大学应用数理学院

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Source :

中国激光

Year: 2010

Issue: 01

Volume: 37

Page: 54-58

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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