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用饱和吸收光谱法对二极管激光器进行稳频 ,使激光器的有效线宽小于 1MHz,并利用声光调制器使激光的频移量得到控制 ,满足了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。
Saturated absorption spectroscopy diode laser frequency stabilization, the effective bandwidth of the laser less than 1MHz, and the use of acousto-optic modulator to control the amount of laser frequency shift to meet the laser cooling and impinging atomic laser frequency stability and frequency The requirements of the amount of shift, the realization of the Rb atom laser captivity.