| Nd:YAG调Q脉冲激光器微孔实验研究 |
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| 引用本文： | 冯驰,李强,姜梦华,王宝华.Nd:YAG调Q脉冲激光器微孔实验研究[J].北京工业大学学报,2010,36(3). |
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| 作者姓名： | 冯驰 李强 姜梦华 王宝华 |
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| 作者单位： | 北京工业大学激光工程研究院,北京,100124;北京工业大学激光工程研究院,北京,100124;北京工业大学激光工程研究院,北京,100124;北京工业大学激光工程研究院,北京,100124 |
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| 基金项目： | 国家自然科学基金资助项目(60678014) |
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| 摘 要： | 为了输出高功率、高光束质量的脉冲激光以及制备高质量微孔,对平凸非稳腔结构进行了理论分析,给出了腔参数变化曲线.设计出了高功率、高光束质量的平凸非稳腔灯泵浦脉冲Nd:YAG调Q激光器.激光脉冲能量为500 m J,峰值功率达到5 MW,光束参数积优于4.2 mm.m rad.分别在0.04~0.07 mm厚度金属碳钢及1mm厚度非金属陶瓷上进行了微孔打孔实验,得到了百微米微孔.
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| 关 键 词： | 光束质量 Nd:YAG脉冲激光器 激光非稳腔 激光打孔 激光技术 |
Nd:YAG Q-modulated Pulse Laser Micro-hole Experimental Study |
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| FENG Chi,LI Qiang,JIANG Meng-hua,WANG Bao-hua.Nd:YAG Q-modulated Pulse Laser Micro-hole Experimental Study[J].Journal of Beijing Polytechnic University,2010,36(3). |
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| Authors: | FENG Chi LI Qiang JIANG Meng-hua WANG Bao-hua |
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| Affiliation: | Institute of Laser Engineering;Beijing University of Technology;Beijing 100124;China |
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| Abstract: | The purpose of this paper is researching about high-power and high beam quality laser as well as the experiment of the high-quality micro-hole.The theoretical analysis of the plane-convex unstable laser resonator structure is introduced.The parameter about resonator is analyzed.The high-power and high beam quality pulsed Nd: YAG laser with the plane-convex unstable laser resonator pumped by lamp is designed.The output of laser pulse energy is 500mJ;the peak power is 5MW.The beam parameter product(BPP) is su... |
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| Keywords: | beam quality pulsed Nd: YAG laser unstable resonator laser drilling laser technique |
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