High brightness Ni-like soft X-ray lasers towards the water window spectral range

  • Hiroyuki Daido
  • , S. Sebban
  • , N. Sakaya
  • , Y. Tohyama
  • , T. Norimatsu
  • , K. Mima
  • , Y. Kato
  • , S. Wang
  • , Y. Gu
  • , G. Huang
  • , H. Tang
  • , K. Murai
  • , R. Butzbach
  • , I. Uschmann
  • , M. Vollbrecht
  • , E. Forster

Research output: Contribution to conferencePaperpeer-review

Abstract

Nickel-like soft X-ray laser from various materials have been obtained successfully using a slab target pumping with multiple laser pulses. Sophisticated plasma profile control by prepulse or multiple pulse pumping technique both in transverse and axial directions from the line focusing axis plays a significant role to produce intense X-ray laser beams. The laser pulse train for pumping was composed of prepulse and a main pulse with an individual pulse width of 100 ps. The pulse to pulse separation has been changed from 600 ps to 3 ns for optimization. The laser pulse energies were approximately 10 J for the prepulse and 240 J for the main pulse which corresponds to the irradiance at a line focus area of approximately 1×1013 and approximately 3×1014 W/cm2, respectively.

Original languageEnglish
Pages35-36
Number of pages2
Publication statusPublished - 1 Dec 1999
Externally publishedYes
EventProceedings of the 1999 Pacific Rim Conference on Lasers and Electro-Optcis (CLEO/PACIFIC Rim '99) - Seoul, South Korea
Duration: 30 Aug 19993 Sept 1999

Conference

ConferenceProceedings of the 1999 Pacific Rim Conference on Lasers and Electro-Optcis (CLEO/PACIFIC Rim '99)
CitySeoul, South Korea
Period30/08/993/09/99

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