脉冲预电离纵向脉冲放电CO_2激光器  

Longitudinal pulsed discharge CO_2 laser with pulsed preionization

作　　者：于延宁[1] 万重怡[1] 王东蕾[1] 周锦文[1] 

机构地区：[1]中国科学院电子学研究所,北京100080

出　　处：《激光技术》2004年第4期404-405,共2页Laser Technology

摘　　要：提出了一种横向脉冲预电离小型扩散冷却纵向脉冲放电CO2 激光器。在内径 7.5mm、放电长度 5 0cm的放电区实现了脉冲能量 15mJ、脉冲峰值功率 375W的激光输出。脉冲重复频率 5 6Hz。预电离电极结构设计成螺旋状 。Using transversal pulse pre-ionization transversal pulse pre-ionization,a small diffusion-cooled longitudinal pulsed discharge CO 2 laser is described.15mJ pulse energy with 375W pulse peak power has been achieved up with PRR to 56Hz from a discharge tube of 7.5mm inner diameter and 50cm long.The pre-ionization electrodes are designed as helical to improve the laser beam quality.

关 键 词：脉冲预电离 扩散冷却 纵向脉冲放电 脉冲激光器 

分 类 号：TN248.22[电子电信—物理电子学]