CAJ | 학술논문

报道了LD端面泵浦的Nd: YAG/LBO U形腔腔内倍频激光器,通过对连续LD泵浦源脉冲调制选取合适的占空比,大幅降低了晶体的热透镜效应.在泵浦功率8.05 W,重复频率1 kHz条件下,获得了输出功率1.38 W、脉宽8 ns、峰值功率172 kW、光束质量M~2因子1.3的绿激光输出,光-光转换率达17%.
보도료LD단면빙포적Nd: YAG/LBO U형강강내배빈격광기,통과대련속LD빙포원맥충조제선취합괄적점공비,대폭강저료정체적열투경효응.재빙포공솔8.05 W,중복빈솔1 kHz조건하,획득료수출공솔1.38 W、맥관8 ns、봉치공솔172 kW、광속질량M~2인자1.3적록격광수출,광-광전환솔체17%.
The U shape cavity is used in end pumped Nd: YAG/LBO SHG configuration is reported.The thermal effect was reduced greatly by modulating the LD and using suitable duty cycle,when the incident power is 8.05 W,repetition rate is 1 kHz,1.38 W TEM00 mode green laser with pulse width 8 ns is obtained by optimization of the system.The optical to optical conversion is 17% and the peak power is up to 172 kW.M~2 coefficient is 1.3.