| 大功率CO2激光器倍频晶体综述 |
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| 引用本文： | 罗旭,冯驰,陈欣,惠勇凌,姜梦华,雷訇,李强.大功率CO2激光器倍频晶体综述[J].激光与光电子学进展,2012(9):34-41. |
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| 作者姓名： | 罗旭 冯驰 陈欣 惠勇凌 姜梦华 雷訇 李强 |
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| 作者单位： | 北京工业大学激光工程研究院 |
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| 基金项目： | 北京市自然科学基金(4112005)资助课题 |
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| 摘 要： | 介绍了中红外激光的产生方式以及各种中红外激光器的特点。结合CO2激光器倍频产生中红外的优点,重点讨论了CO2激光器倍频晶体的性能。对常用的双折射相位匹配(BPM)倍频晶体和准相位匹配(QPM)倍频晶体性能进行了比较分析。展望了高功率CO2倍频激光器的发展需要解决的问题及可能的技术途径。
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| 关 键 词： | 非线性光学 CO2激光器 倍频 准相位匹配 中红外 |
Review of Frequency Doubling Crystal in High Power CO2 Lasers |
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| Luo Xu Feng Chi Chen Xin Hui Yongling Jiang Menghua Lei Hong Li Qiang.Review of Frequency Doubling Crystal in High Power CO2 Lasers[J].Laser & Optoelectronics Progress,2012(9):34-41. |
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| Authors: | Luo Xu Feng Chi Chen Xin Hui Yongling Jiang Menghua Lei Hong Li Qiang |
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| Affiliation: | Luo Xu Feng Chi Chen Xin Hui Yongling Jiang Menghua Lei Hong Li Qiang(Institute of Laser Engineering,Beijing University of Technology,Beijing 100124,China) |
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| Abstract: | The methods to produce mid-infrared lasers and the features of different mid-infrared lasers are introduced.Combined with the advantages of the second harmonic generation in CO2 laser,the performance of frequency doubling crystals in the CO2 laser are mainly discussed.The performances of the most widely used birefringent phase matching(BPM) and quasi phase matching(QPM) frequency doubling crystals are compared and analyzed.The problems and probable techniques for the development of second harmonic generation in CO2 laser are previewed. |
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| Keywords: | nonlinear optics CO2 laser frequency doubling quasi-phase matching mid-infrared |
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