Plasma diagnostics using high-order-harmonics generation

  • Ph Martin
  • , G. Doumy
  • , M. Servol
  • , M. Bougeard
  • , H. Stabile
  • , S. Dobosz
  • , P. Monot
  • , F. Quéré
  • , F. Réau
  • , P. D'Oliveira
  • , H. Lagadec
  • , T. Ceccotti
  • , P. Audebert
  • , J. P. Geindre
  • , S. Hüller

Research output: Contribution to journalConference articlepeer-review

Abstract

By focusing an intense femtosecond, high temporal contrast, laser on ultra-thin foils (100 nm) in the 1018W/cm2 intensities range, we demonstrate that we create instantaneously a hot solid-density plasma. The use of high-order harmonics generated in a gas jet, providing a probe beam of sufficiently short wavelengths to penetrate in such media, enables to study the dynamics of this plasma on the picosecond time-scale. The comparison of the transmission of two successive harmonics permits to determine the electronic density and the temperature with an accuracy better than 15% never achieved up to date in relativistic regimes.

Original languageEnglish
Article number597504
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume5975
DOIs
Publication statusPublished - 1 Jan 2005
EventTopical Problems of Nonlinear Wave Physics - St.Petersburg, Russian Federation
Duration: 2 Aug 20059 Aug 2005

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