光参量振荡固体激光器研究  

The Study of Optical Parametric Oscillation Solid Laser

作　　者：张善春 张鹏 李业秋[1] 岱钦[1] ZHANG Shanchun;ZHANG Peng;LI Yeqiu;DAI Qin(Shenyang Ligong University,Shenyang 110159,China)

机构地区：[1]沈阳理工大学理学院,沈阳110159

出　　处：《沈阳理工大学学报》2018年第1期1-3,16,共4页Journal of Shenyang Ligong University

基　　金：国家自然科学基金资助项目(61705145);辽宁省高校杰出青年学者成长计划资助项目(LJQ2015093);辽宁省自然科学基金资助项目(201602649);沈阳市科技计划资助项目(F17-33-6-00)

摘　　要：实验采用电光调Q、闪光灯泵浦实现高峰值功率的1.064μm基频光输出,利用Ⅱ类非临界相位匹配KTP晶体和非稳定谐振腔光参量振荡器Optical Parametric Oscillator(OPO)技术,实现了1.57μm人眼安全波段激光。在腔镜曲率半径为2m条件下,测量分析了非稳定谐振腔OPO中不同透过率输出镜时的激光输出特性,获得了最大输出能量35m J、脉冲宽度1.5ns的人眼安全波段的脉冲激光输出。In the experiment,1.064μm fundamental lighting with high peak power is achieved by using electro-optic modulation Q and flashlamp pumpe.1.57μm eye-safety laser is achieved with the help ofⅡ-class noncritical phase matching KTP crystal and Unstable resonator OPO technology.When the radius of mirror curvature is 2m,the characteristics of the output laser with different transmissivity are masured and analyzed in the unstable resonator.The laser output of the eye safe band with maximum output energy of 35mJ and pulse width of 1.5ns is obtained.

关 键 词：人眼安全 KTP晶体 非稳定谐振腔 

分 类 号：TN248[电子电信—物理电子学]