1) laser saturation spectroscopy
激光饱和光谱学
4) saturated optical nonresonant emission spectroscopy
饱和光学非共振发射光谱学
5) saturated absorption spectrum
饱和吸收光谱
1.
After eliminating the Doppler background, the hype-fine saturated absorption spectrum of Rb-D2 line is observed.
采用由同一半导体激光器发出的2束(弱探测光和强泵浦光)相向传播的激光光束,通过铷池,消除多普勒背景后,观察Rb-D2线超精细能级跃迁的饱和吸收光谱,并观测改变铷池的池温、泵浦光和信号光的功率对饱和吸收光谱的影响。
2.
In the experiment a CFP cavity as the transfer cavity is locked to homemade 852 nm grating-external-cavity diode laser whose frequency is stabilized to 6S_ 1/2 Fg=4-6P_ 3/2 Fe=5 transition of cesium atom via RF frequency-modulation spectrum and saturated absorption spectrum.
在实验中通过射频频率调制光谱技术结合饱和吸收光谱(SAS)将自制852nm光栅外腔反馈半导体激光器锁定到铯6S1/2Fg=4-6P3/2Fe=4、5交叉线上,通过Pound-Drever-Hall(PDH)射频边带技术将作为桥梁的共焦法布里珀罗腔锁定在852nm激光频率上。
6) saturated absorption spectroscopy
饱和吸收光谱
1.
Frequency of diode laser is stabilized by using saturated absorption spectroscopy.
用饱和吸收光谱法对半导体激光器进行稳频 ,通过对反馈回路的优化设计 ,得到具有高信噪比的饱和吸收光谱微分误差信号 ,从而大大提高了半导体激光器的频率锁定灵敏度及长期稳定性 ,该系统可用于Rb原子的激光冷却与囚禁。
2.
Frequency of diode laser is stabilized by using saturated absorption spectroscopy, the linewidth of laser frequency is less than 1 MHz, and the offset of laser fRequency can be controlled by using acousto-optical modulator.
用饱和吸收光谱法对二极管激光器进行了稳频，使得激光器的等效线宽小于１ＭＨｚ，并利用声光调制器使激光的频移量得到控制，能满足激光冷却与囚禁原子对激光频率稳定性和频移量的要求，实现了Ｒｂ原子的激光囚禁。
补充资料：SPEX1403型激光拉曼光谱仪
SPEX1403型激光拉曼光谱仪
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