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DF/HF化学激光器高振动态基频谱线机理分析

Keywords: 化学激光器,光谱分析,冷泵浦反应,热泵浦反应,链泵浦反应

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Abstract:

在采用冷泵浦反应体系的DF/HF化学激光器中多次观察到了DF分子43振动能级跃迁的谱线以及HF分子32振动能级跃迁的谱线.给出了几幅典型的光谱图,并理论计算了高振动态基频谱线的增益曲线.实验和理论分析显示,上述高振动态基频谱线并非直接产生于冷泵浦反应,F原子复合和热泵浦反应起到了重要作用.最后讨论了热泵浦反应和链泵浦反应对采用冷泵浦反应DF/HF激光器输出光谱、增益及增益区长度的影响.

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