High-Gain Nanosecond Vortex Laser

被引:0
|
作者
Hongyan Xu
Zhenjiang Song
Xiujun Huang
Dele Shi
Liang Liu
Kaiming Wang
机构
[1] Shandong Institute of Space Electronic Technology,
[2] National University of Defense Technology,undefined
[3] Naval Aeronautical and Astronautical University,undefined
来源
关键词
optical vortex; laser amplifier; Nd:YAG laser;
D O I
暂无
中图分类号
学科分类号
摘要
We demonstrate a high-gain vortex power amplifier with the double-pass configuration based on the rod Nd:YAG crystal. In the experiments, a nanosecond vortex seed beam is converted from a conventional Q-switched Nd:YAG laser output with a spiral phase plate and then amplified with the Nd:YAG amplifier stage. A maximum amplification output energy up to 163.5 mJ is achieved at 20 Hz with a 3.2-ns pulse, corresponding to an amplification factor of 81.8. Further discussions are provided to find ways of increasing the power scaling.
引用
收藏
页码:275 / 279
页数:4
相关论文
共 50 条
  • [21] SATURATION AND POWER IN A HIGH-GAIN GAS-LASER
    CASPERSON, LW
    IEEE JOURNAL OF QUANTUM ELECTRONICS, 1973, QE 9 (02) : 250 - 252
  • [22] High-gain quantum free-electron laser: Emergence and exponential gain
    Kling, Peter
    Giese, Enno
    Carmesin, C. Moritz
    Sauerbrey, Roland
    Schleich, Wolfgang P.
    PHYSICAL REVIEW A, 2019, 99 (05)
  • [23] High-Gain, High-Order Vortex Air Lasing Generated by Plasma Amplification
    Shen, Bo
    Xue, Pengyu
    Lu, Xu
    Wang, Jingwei
    Zhang, Ning
    Huang, Shunlin
    Chen, Yewei
    Qi, Pengfei
    Lin, Lie
    Yao, Jinping
    Liu, Weiwei
    Cheng, Ya
    LASER & PHOTONICS REVIEWS, 2025, 19 (05)
  • [24] High-gain sub-nanosecond Nd:YAG rod double pass amplifier
    Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
    Sun, Z. (allen-sun@emails.bjut.edu.cn), 1600, Science Press (39):
  • [25] Toward high-gain laser-driven electron undulators
    Balanov, Amnon
    Ruimy, Ron
    Kaminer, Ido
    OPTICA, 2025, 12 (03): : 360 - 373
  • [26] ANALYSIS OF THE SATURATION OF A HIGH-GAIN FREE-ELECTRON LASER
    GLUCKSTERN, RL
    KRINSKY, S
    OKAMOTO, H
    PHYSICAL REVIEW E, 1993, 47 (06): : 4412 - 4429
  • [27] A Review of High-Gain Free-Electron Laser Theory
    Piovella, Nicola
    Volpe, Luca
    ATOMS, 2021, 9 (02)
  • [28] Nonlinear phenomena in a high-gain free-electron laser
    Nam, SK
    Aung, MM
    JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 2006, 48 (02) : 222 - 228
  • [29] AN OPTICAL ISOLATION TECHNIQUE FOR A HIGH-GAIN CHAIN OF LASER AMPLIFIERS
    CABEZAS, AY
    KOMAI, LG
    JOURNAL OF APPLIED PHYSICS, 1968, 39 (09) : 4287 - &
  • [30] Status of the UCLA high-gain infrared free electron laser
    Hogan, M
    Pellegrini, C
    Rosenzweig, J
    Travish, G
    PROCEEDINGS OF THE 1995 PARTICLE ACCELERATOR CONFERENCE, VOLS 1-5, 1996, : 240 - 242