| 可调谐单频非平面环形腔固体激光器 |
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| 引用本文： | 朱韧,周军,刘继桥,陈迪俊,杨燕,陈卫标.可调谐单频非平面环形腔固体激光器[J].中国激光,2011(11). |
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| 作者姓名： | 朱韧 周军 刘继桥 陈迪俊 杨燕 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： | 国家自然科学基金(60908036); 中国科学院知识创新工程重大项目资助课题 |
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| 摘 要： | 研究了单块晶体成腔的单频非平面环形腔(NPRO)固体激光器,在1.83W的808nm抽运功率下输出激光1.01W,斜率效率达到60%。采用拍频的方法对激光线宽进行了测试,激光线宽小于2kHz。通过抽运电流反馈控制使弛豫振荡峰得到超过30dB的抑制;通过对激光晶体的温度调节和压电陶瓷电压调节实现了激光器频率的慢调谐和快调谐,温度慢调谐变化10℃时激光频率变化范围超过15GHz;压电陶瓷快调谐范围超过±200MHz,在大于200MHz的范围内响应时间达到45μs。
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| 关 键 词： | 激光器 单频激光器 非平面环形腔 抑噪 调谐 |
Solid State Tunable Single-Frequency Laser Based on Non-Planar Ring Oscillator |
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| Zhu Ren, Zhou Jun Liu Jiqiao Chen Dijun Yang Yan Chen Weibiao Key Laboratory of All Solid-State Laser , Applied Techniques of Shanghai.Solid State Tunable Single-Frequency Laser Based on Non-Planar Ring Oscillator[J].Chinese Journal of Lasers,2011(11). |
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| Authors: | Zhu Ren Zhou Jun Liu Jiqiao Chen Dijun Yang Yan Chen Weibiao Key Laboratory of All Solid-State Laser Applied Techniques of Shanghai |
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| Affiliation: | Zhu Ren1,2 Zhou Jun1 Liu Jiqiao1 Chen Dijun1 Yang Yan1 Chen Weibiao1 1Key Laboratory of All Solid-State Laser and Applied Techniques of Shanghai,Shanghai Institute of Optics 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: | A monolithic single-frequency non-planar ring oscillator(NPRO) laser is studied.Continuous-wave(CW) output power of 1.01 W with 1.83 W pump power is achieved.The slope efficiency is about 60%.The laser linewidth is measured by beat frequency measurement method with another narrow linewidth single frequency laser,and the linewidth is less than 2 kHz.Besides,the suppression technique of intensity noise and frequency tuning characteristics are studied for the laser.The relaxation oscillation peak noise is supp... |
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| Keywords: | lasers single frequency laser non-planar ring oscillator intensity noise suppression frequency tuning |
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