提高DFWM光谱测量信噪比的研究
化学物理学报(1995)
Abstract
在后向DFWM光谱测量中,激光束空间分布质量对光路调节和实验信噪比影响很大.引入SBS作为共线判据,可以使光路调节过程大大简化,提高测量信嗓比.
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Key words
光谱测量,DFWM,信噪比,共线,激光束,泵浦光,受激布里渊散射,探测光,信号光,非线性光学
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