百纳秒脉宽Nd:YAG制孔激光器的研制(英文)  

Hundred-Nanosecond Pulse Width Nd:YAG Laser

作　　者：张晓鹏[1] 张晓兵[1] 

机构地区：[1]北京航空制造工程研究所高能束流加工技术重点实验室,北京100024

出　　处：《稀有金属材料与工程》2013年第S2期193-196,共4页Rare Metal Materials and Engineering

摘　　要：介绍了制孔用百纳秒级脉宽Nd:YAG激光器的研制,以脉冲列模式输出的声光调制百纳秒级脉冲Nd:YAG激光器的原理和特点,分析了激光器的设计和激光光路的传输。完成激光器的设计和开发后,设计了激光参数测试光路并对激光器主要技术参数进行了测试。主要技术参数为激光能量≥5.6 J,频率10 Hz,脉宽200～500 ns,脉冲列宽0.3～2.0 ms,激光光斑圆度好,能量分布均匀,达到了预期的设计效果。A hundred-nanosecond pulse Nd:YAG laser for drilling was reported.The paper introduced the principle and characteristics of an AO Q-switched Nd:YAG laser of hundred-nanosecond single pulse duration working in pulse train mode,and analyzed laser designing and laser beam delivery.After the research and develop of laser,we designed laser test optic path and tested the parameter of laser.The laser parameters are maximum laser energy 5.6 J,frequency 10 Hz,single pulse width 200～500 ns,and pulse train width 0.3～2.0 ms.The shapes of laser spots are round.The distribution of laser energy density is even.The results achieve laser design demand.

关 键 词：激光制孔 ND:YAG激光器 百纳秒脉宽 脉冲列 激光参数测试 

分 类 号：TN248[电子电信—物理电子学]