Frequency stable He-Ne lasers

Realization of FBG external cavity semiconductor laser frequency stabilization by using acetylene absorption;

用乙炔吸收方法实现光纤光栅外腔式半导体激光器稳频的研究

Simulation of frequency stabilization control for differential ring lasers;

四频差动激光陀螺稳频控制仿真

C_2H_2 absorption frequency stabilization of FBG-ECLD monitored and controlled by computer;

计算机监控FBG-ECLD乙炔吸收稳频技术

The parameters optimization of Doppler-broadened iodine at 532nm Nd∶YVO_4 laser frequency stabilization;

碘分子532nm激光稳频系统的参数优化

Theoretical calculation of modulation signal in iodine absorption laser frequency stabilization;

碘吸收激光稳频中调制信号的理论计算

The paper presents the realization,at NIM,of SI time unit second using the NIM4 cesium fountain clock,SI length unit meter using a femto-second(FS) optical frequency comb and calibration of wavelengths of stabilized lasers by this FS comb.

报道中国计量科学研究院(NIM)在微波-光学频率计量研究的新进展:用NIM4激光冷却-铯原子喷泉钟复现国际单位制(SI)时间单位秒(s),用飞秒(FS)光学频率梳间接复现长度单位米(m)并标定稳频激光波长实际实施米定义。