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连续激光二极管抽运的调Q高重复率Nd:YAG激光器研究
引用本文:王石语,过振,文建国,蔡德芳,陈梁.连续激光二极管抽运的调Q高重复率Nd:YAG激光器研究[J].光学学报,2000,20(11):467-1472.
作者姓名:王石语  过振  文建国  蔡德芳  陈梁
作者单位:1. 西安电子科技大学技术物理系,西安,710071;西安交通大学电波所,西安,710048
2. 西安电子科技大学技术物理系,西安,710071
基金项目:国家自然科学基金资助课题(60078022)。
摘    要:报道了由15W连续激光二极管端面抽运的Nd:YAG激光器,自由运转时输出功率达到4.5W,斜效率达到44%,声光调Q的重复率由3~65kHz可变。10kHz时,峰值功率达到28kW,脉宽8ns。还分析了激光二极管抽运的声光调Q高重复率激光器设计中的几个重要因素。从理论上分析了不同频率时激光单脉冲能量、斜效率产生区别的主要原因。

关 键 词:激光二极管抽运  调Q开关  高重复率  调Q激光器
收稿时间:1998/12/7

CW Diode Laser Pumped Q-Switched High Repetition Rate Nd:YAG Laser
Wang Shiyu,Guo Zhen,Wen Jianguo,Cai Defang,Chen Liang.CW Diode Laser Pumped Q-Switched High Repetition Rate Nd:YAG Laser[J].Acta Optica Sinica,2000,20(11):467-1472.
Authors:Wang Shiyu  Guo Zhen  Wen Jianguo  Cai Defang  Chen Liang
Abstract:A 15 W CW diode laser end-pumped Nd:YAG laser is reported. The output power of 4.5 W and the slope efficiency of 44% are obtained in free runing cavity. By using Q-switch the peak power of 28 kW and pulse width of 8 ns are obtained at repetition rate of 10 kHz. The repetition rate varied from 3 kHZ to 65 kHZ. Several important factors in cavity design are analyzed. The dependences of pulse energy and slope efficiency on the repetition rates are analyzed. The theory conclusions fit well with the experimental results.
Keywords:diode laser pumping  Q-switch  high repetition rate
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