留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

400 Hz高光束质量高功率短脉冲激光器

靳全伟 庞毓 蒋建锋 谭亮 崔玲玲 魏彬 孙殷宏 唐淳

靳全伟, 庞毓, 蒋建锋, 等. 400 Hz高光束质量高功率短脉冲激光器[J]. 强激光与粒子束, 2018, 30: 041001. doi: 10.11884/HPLPB201830.170124
引用本文: 靳全伟, 庞毓, 蒋建锋, 等. 400 Hz高光束质量高功率短脉冲激光器[J]. 强激光与粒子束, 2018, 30: 041001. doi: 10.11884/HPLPB201830.170124
Jin Quanwei, Pang Yu, Jiang Jianfeng, et al. High beam quality and high power short-pulse laser with 400 Hz[J]. High Power Laser and Particle Beams, 2018, 30: 041001. doi: 10.11884/HPLPB201830.170124
Citation: Jin Quanwei, Pang Yu, Jiang Jianfeng, et al. High beam quality and high power short-pulse laser with 400 Hz[J]. High Power Laser and Particle Beams, 2018, 30: 041001. doi: 10.11884/HPLPB201830.170124

400 Hz高光束质量高功率短脉冲激光器

doi: 10.11884/HPLPB201830.170124
详细信息
    作者简介:

    靳全伟(1981—), 男,助理研究员,博士研究生,从事固体激光技术研究; angeljqw@163.com

    通讯作者:

    唐淳(1967—), 男,研究员,博士生导师,从事固体激光技术研究; tangchun@vip.sina.com

  • 中图分类号: TN248.1

High beam quality and high power short-pulse laser with 400 Hz

  • 摘要: 研制了大能量高光束质量短脉冲激光器,系统采用主振荡+预放大器+主放大器2级主振荡功率放大器(MOPA)结构。采用双棒热效应补偿改善光束质量的措施,在重复频率400 Hz时实现单脉冲能量40 mJ、光束质量因子约为1.2的激光输出。激光器放大后实现单路脉冲能量712.5 mJ、脉宽12.4 ns的激光输出,采用球差补偿的方法提高了激光器的光束质量,在最大输出功率下实现了光束质量因子小于2.3,光光效率27.7%。偏振合束后,激光器输出能量大于1.4 J。
  • 图  1  激光器原理示意图

    Figure  1.  Schematic drawing of experimental setup for laser

    图  2  实际测量的圈直径10 mm Nd: YAG棒截面荧光分布图

    Figure  2.  Measured fluorescence distribution on cross section of ϕ10 mm Nd: YAG rod

    图  3  振荡级及预放级激光光束质量

    Figure  3.  Beam quality of oscillator and pre-amplifier

    图  4  激光光束质量及脉冲宽度

    Figure  4.  Beam quality and pulse widths of laser

  • [1] Luttmann J, Nicklaus K, Morasch V, et al. Very high-efficiency frequency-tripled Nd: YAG MOPA for space borne lidar[C]//Proc of SPIE. 2008: 687109.
    [2] Moshe I, Jackel S, Meir A, et al. 2 kW, M2=10 radially polarized beams from aberration compensated rod-based Nd: YAG lasers[J]. Optics Letters, 2007, 32: 47-49. doi: 10.1364/OL.32.000047
    [3] Dudley D R, Mehl O, Wang G Y, et al. Q-switched diode-pumped Nd: YAG rod laser with output power of 420 W at 532 nm and 160 W at 355 nm[C]//Proc of SPIE. 2009, 7193(1): 50-56.
    [4] W. 克希耐尔. 孙文, 江泽文, 程国祥译. 固体激光工程[M]. 北京: 科学出版社, 2002: 82.

    Koechner W. Sun Wen, Jiang Zewen, Cheng Guoxiang, trans. Solid-state laser engineering. Beijing: Science press, 2002: 82
    [5] 高清松, 马毅, 庞毓, 等. 高功率全固态绿光激光技术研究进展[J]. 强激光与粒子束, 2011, 23(9): 2373-2376. http://www.hplpb.com.cn/article/id/3800

    Gao Qingsong, Ma Yi, Pang Yu, et al. Research progress in all-solid-state high power green laser. High Power Laser and Particle Beams, 2011, 23(9): 2373-2376 http://www.hplpb.com.cn/article/id/3800
    [6] 靳全伟, 蔡震, 蒋建锋, 等. 高光束质量高功率激光二极管抽运固体激光器[J]. 中国激光, 2011, 38: 1202001. https://www.cnki.com.cn/Article/CJFDTOTAL-JJZZ201112000.htm

    Jin Quanwei, Cai Zhen, Jiang Jianfeng, et al. High beam quality and high power LD pumped solid-state laser. Chinese Journal of Lasers, 2011, 38: 1202001 https://www.cnki.com.cn/Article/CJFDTOTAL-JJZZ201112000.htm
    [7] 靳全伟, 蒋建锋, 涂波, 等. 非热稳定非稳腔固体激光理论分析与实验研究[J]. 光学学报, 2014, 34: 0314002. https://www.cnki.com.cn/Article/CJFDTOTAL-GXXB201403026.htm

    Jin Quanwei, Jiang Jianfeng, Tu Bo, et al. Theory analysis and experimental investigation of thermodynamic unstable resonator solid state laser. Acta Optica Sinica, 2014, 34: 0314002 https://www.cnki.com.cn/Article/CJFDTOTAL-GXXB201403026.htm
    [8] Foster J D, Osterink L M. Thermal effects in a Nd: YAG laser[J]. Appl Phys, 1970, 3656: 41-49.
    [9] Montmerle Bonnefois A, Gilbert M, Thro P Y, et al. Thermal lensing and spherical aberration in high-power transversally pumped laser rods[J]. Optics Communications, 2006, 259: 223-235. doi: 10.1016/j.optcom.2005.08.041
    [10] 孙殷宏, 唐淳, 庞毓, 等. 高功率二极管泵浦激光模块的热致球差[J]. 强激光与粒子束, 2010, 21(10): 1055-1058. http://www.hplpb.com.cn/article/id/2355

    Sun Yinhong, Tang Chun, Pang Yu, et al. Thermally induced spherical aberration in high power diode pumped laser module. High Power Laser and Particle Beams, 2009, 21(10): 1055-1058 http://www.hplpb.com.cn/article/id/2355
  • 加载中
图(4)
计量
  • 文章访问数:  1093
  • HTML全文浏览量:  326
  • PDF下载量:  355
  • 被引次数: 0
出版历程
  • 收稿日期:  2017-06-18
  • 修回日期:  2017-11-08
  • 刊出日期:  2018-04-15

目录

    /

    返回文章
    返回