| 光栅外腔半导体激光器GHz射频调制特性研究 |
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| 引用本文： | 赵江艳,杨保东,何军,张天才,王军民. 光栅外腔半导体激光器GHz射频调制特性研究[J]. 量子光学学报, 2009, 15(1): 74-90 |
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| 作者姓名： | 赵江艳 杨保东 何军 张天才 王军民 |
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| 作者单位： | 量子光学与光量子器件国家重点实验室,山西大学光电研究所,山西,太原,030006 |
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| 基金项目： | 国家自然科学基金，国家重大研究计划，教育部新世纪优秀人才支持计划，高等学校博士点专项基金，山西省自然科学基金，山西省留学回国人员科研启动基金 |
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| 摘 要： | 研究了光栅外腔半导体激光器(ECDL)对射频频率调制的响应特性,分析了射频频率调制时光栅外腔对半导体激光器的边带信号的影响.实验中测量了GHz射频频率调制的.ECDL输出的边带信号随射频信号功率、注入电流、光栅外腔长度的变化情况.证实了当射频调制频率等于光栅外腔自由光谱区的整数倍时,ECDL输出的边带信号可在一定程度上得到增强.
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| 关 键 词： | 光栅外腔半导体激光器 射频调制 自由光谱区 调制系数 注入电流 |
| 收稿时间： | 2008-09-09 |
Characteristics of the Grating External-Cavity Diode Laser under GHz Radio-Frequency Modulation |
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| ZHAO Jiang-yan,YANG Bao-dong,HE Jun,ZHANG Tian-cai,WANG Jun-min. Characteristics of the Grating External-Cavity Diode Laser under GHz Radio-Frequency Modulation[J]. Acta Sinica Quantum Optica, 2009, 15(1): 74-90 |
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| Authors: | ZHAO Jiang-yan YANG Bao-dong HE Jun ZHANG Tian-cai WANG Jun-min |
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| Affiliation: | State Key Laboratory of Quantum Optics and Quantum Optics Devices;and Institute of Opto-Electronics;ShanxiUniversity;Taiyuan 030006;China |
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| Abstract: | The response characteristics of grating external-cavity diode laser(ECDL) to direct GHz radio-frequency(RF) modulation of the injection current of the diode laser are experimentally investigated,and the effect of the grating external cavity to the sideband signal of diode laser is analyzed.In experiment,the variation of the sidebands of ECDL under GHz RF modulation is measured along with the RF power,the length of grating external cavity and the magnitude of injection current.When the frequency of RF signal... |
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| Keywords: | grating external-cavity diode laser radio-frequency modulation free spectra range modulation index injection current |
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