饱和吸收光谱(saturation absorption spectroscopy)是一种测量原子吸收光谱的技术，通常简称SAS。饱和吸收光谱的特点是，吸收光谱信号的半高宽没有被多普勒展宽(Doppler-free)，仅仅由所涉及的原子能级跃迁的线宽和激光强度决定。
...饱和吸收光谱；激光稳频；无频率调制；铷原子 [gap=1410]keywords: laser spectroscopy; polarization spectroscopy; saturated absorption spectroscopy; laser frequency stabilization; frequency modulation free; rubidium atoms ..
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光谱线的多普勒展宽Doppler broadening of spectral lines 饱和吸收光谱Saturation spectroscopy 偏振光谱Polarization spectroscopy ..
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介绍了一种铯原子饱和吸收光谱的简化装置。
A simplified device for cesium saturation spectroscopy is introduced.
提高热原子光谱的分辨率可以有许多方法，如饱和吸收光谱技术、双光子光谱的消多普勒技术等。
The high resolution spectrum can be obtained through many methods, such as saturated absorption spectroscopy, Doppler free methods of two-photon spectroscopy, and etc.
本文使用共振多程池的光声探测法对CO_2和SF_6分子的无多普勒饱和吸收光谱进行了实验研究。
The Doppler-free saturated spectroscopy of the CO2 and SF6 molecules is investigated experimentally by using optoacoustic detection with a resonant multipass cell.
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