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Modeling of dense injection-seeded Ni-like Krypton plasma amplifiers

  • Laboratoire de Physique des Gaz et des Plasmas
  • Instituto de Fusión Nuclear
  • Laboratory d'Optique Appliquée, ENSTA, CNRS-École Polytechnique

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

One promising way to reach ultra-short soft X-ray lasers is to guide an intense infrared pulse through a plasma channel generated in a high pressure gas. However, in such a case, strong non-linear effects, as overionizationinduced refraction and self-focusing, hinder the propagation of the laser beam and thus the creation of the lasing ion and the population inversion. Using a particle-in-cell (PIC) code and a ray-tracing model, we demonstrate that a stable self-regulation mechanism between self-focusing and overionization appears, which enables guiding the infrared beam over several milimetres, well beyond the saturation length for amplification of the soft X-ray laser.

Original languageEnglish
Title of host publicationX-Ray Lasers and Coherent X-Ray Sources
Subtitle of host publicationDevelopment and Applications XI
EditorsAnnie Klisnick, Carmen S. Menoni
PublisherSPIE
ISBN (Electronic)9781628417555
DOIs
Publication statusPublished - 1 Jan 2015
EventX-Ray Lasers and Coherent X-Ray Sources: Development and Applications XI Conference - San Diego, United States
Duration: 12 Aug 201513 Aug 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9589
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceX-Ray Lasers and Coherent X-Ray Sources: Development and Applications XI Conference
Country/TerritoryUnited States
CitySan Diego
Period12/08/1513/08/15

Keywords

  • Maxwell-Bloch
  • Particle-in-cell
  • Plasma based seeded soft X-ray lasers
  • Plasma physics
  • Ray-tracing

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