Thermal atomic vapor is usually used as optical medium for laser spectroscopy experiments.

热原子蒸气是激光光谱实验中常用的光学介质。

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Using hollow cathode lamps, the atomic state lifetimes have been measured by laser fluorescence spectroscopy.

利用空心阴极放电灯的激光感生荧光技术进行了原子能级寿命测量的研究。

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