| 1030nm高重复频率纳秒脉冲全光纤放大器 |
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| 引用本文： | 周翠芸,刘源,杜松涛,杨燕,吴姚芳,侯霞,陈卫标.1030nm高重复频率纳秒脉冲全光纤放大器[J].中国激光,2011(8). |
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| 作者姓名： | 周翠芸 刘源 杜松涛 杨燕 吴姚芳 侯霞 陈卫标 |
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| 作者单位： | 中国科学院上海光学精密机械研究所上海市全固态激光器与应用技术重点实验室;中国科学院研究生院; |
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| 基金项目： | 上海市自然科学基金(10ZR1433600)资助课题 |
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| 摘 要： | 采用脉冲调制的单模带尾纤输出的半导体激光器作为种子源,以掺镱光纤为增益介质,采用主振荡功率放大(MOPA)结构,实现了1030nm全光纤脉冲激光放大。脉冲重复频率在50～100kHz范围内可调,在重复频率50kHz时,实现了脉冲宽度为6.53ns,峰值功率为16.08kW的脉冲输出,相应的斜率效率为69%,输出激光的中心波长在1029.49nm。实验还研究了不同重复频率下输出激光脉冲的时域特性。该激光器的输出波长在激光雷达探测器的光谱响应范围内,可作为激光雷达发射光源。
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| 关 键 词： | 激光技术 脉冲放大器 主振荡功率放大 高重复频率 全光纤 |
1030 nm High Repetition Rate Nanosecond Pulse All Fiber Amplifier |
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| Zhou Cuiyun, Liu Yuan Du Songtao Yang Yan Wu YaofangHou Xia Chen Weibiao Shanghai Key Laboratory of All Solid-State Laser , Applied Techniques.1030 nm High Repetition Rate Nanosecond Pulse All Fiber Amplifier[J].Chinese Journal of Lasers,2011(8). |
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| Authors: | Zhou Cuiyun Liu Yuan Du Songtao Yang Yan Wu YaofangHou Xia Chen Weibiao Shanghai Key Laboratory of All Solid-State Laser Applied Techniques |
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| Affiliation: | Zhou Cuiyun1,2 Liu Yuan1 Du Songtao1 Yang Yan1 Wu Yaofang1Hou Xia1 Chen Weibiao1 1Shanghai Key Laboratory of All Solid-State Laser and Applied Techniques,Shanghai Institute ofOptics and Fine Mechanics,Chinese Academy of Sciences,Shanghai 201800,China 2Graduate University of Chinese Academy of Sciences,Beijing 100049,China |
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| Abstract: | An all fiber pulse master oscillator power amplifier(MOPA) system with Yb3+-doped fiber is reported.The seeder is a single longitudinal mode directly modulated laser diode which operates in wavelength of 1030 nm and tunable repetition rate ranging from 50 kHz to 100 kHz.This all-fiber amplifier could generate up to 16.08 kW peak power at the center wavelength of 1029.49 nm,with a pulse duration of 6.53 ns and a slope efficiency of 69%(at 50 kHz repetition rate).The output average power and pulse temporal ch... |
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| Keywords: | laser technique pulse amplifier master oscillator power amplifier high repetition rate all fiber |
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