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Review of laser-plasma physics research and applications in Korea

  • W. Bang (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • B. I. Cho (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • M. H. Cho (Pohang Accelerator Laboratory) ;
  • M. S. Cho (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • M. Chung (Department of Physics, Ulsan National Institute of Science and Technology) ;
  • M. S. Hur (Department of Physics, Ulsan National Institute of Science and Technology) ;
  • G. Kang (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • K. Kang (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • T. Kang (Department of Physics, Ulsan National Institute of Science and Technology) ;
  • C. Kim (Pohang Accelerator Laboratory) ;
  • H. N. Kim (Radiation Center for Ultrafast Science, Korea Atomic Energy Research Institute) ;
  • J. Kim (Electro-Medical Device Research Center, Korea Electrotechnology Research Institute) ;
  • K.B. Kim (Department of Radiation Oncology, Korea Institute of Radiological and Medical Sciences) ;
  • K. N. Kim (Radiation Center for Ultrafast Science, Korea Atomic Energy Research Institute) ;
  • M. Kim (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • M. S. Kim (Pohang Accelerator Laboratory) ;
  • M. Kumar (Department of Physics, Ulsan National Institute of Science and Technology) ;
  • H. Lee (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • H. W. Lee (Department of Accelerator Science, Korea University Sejong Campus) ;
  • K. Lee (Radiation Center for Ultrafast Science, Korea Atomic Energy Research Institute) ;
  • I. Nam (Pohang Accelerator Laboratory) ;
  • S. H. Park (Department of Accelerator Science, Korea University Sejong Campus) ;
  • V. Phung (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • W. J. Ryu (Radiation Center for Ultrafast Science, Korea Atomic Energy Research Institute) ;
  • S. Y. Shin (Department of Accelerator Science, Korea University Sejong Campus) ;
  • H. S. Song (Department of Physics, Ulsan National Institute of Science and Technology) ;
  • J. Song (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • J. Won (Department of Physics and Photon Science, Gwangju Institute of Science and Technology) ;
  • H. Suk (Department of Physics and Photon Science, Gwangju Institute of Science and Technology)
  • Received : 2021.08.31
  • Accepted : 2021.10.27
  • Published : 2022.01.18

Abstract

Laser plasmas can be produced when high-power laser beams are focused in matter. A focused laser beam of TW(terawatt)-level high power has an extremely strong electric field, so neutral atoms are immediately ionized by the laser electric field, leading to a laser-produced plasma. The laser plasma can be produced by small table-top TW lasers based on the CPA (chirped-pulse amplification) technique, and now they are rather easily available even in university laboratories. In Korea, there are several CPA-based TW (or even petawatt) lasers in a few institutions, and they have been used for diverse laser plasma physics research and applications, including the laser acceleration for electrons and ions, high-power THz (tera-hertz) generation, advanced light sources, high-energy-density plasmas, plasma optics, etc. This paper reviews some of the laser plasma physics research and applications that have been performed in several universities and research institutes.

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Acknowledgement

One of the authors (H.S.) would like to give special thanks to Dongho Kim at ETRI for useful discussions related with their activities.