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Electron heating effect on self-induced-transparency threshold in ultra-intense laser pulse interaction with overdense plasmas

  • E. Siminos
  • , M. Grech
  • , S. Skupin
  • , T. Schlegel
  • , V. T. Tikhonchuk
  • Max Plank Institute for the Physics of Complex Systems
  • Friedrich-Schiller University
  • Helmholtz Institut Jena
  • CELIA, Université Bordeaux i, UMR 5107 (CNRS, Bordeaux 1, CEA)

Résultats de recherche: Le chapitre dans un livre, un rapport, une anthologie ou une collectionContribution à une conférenceRevue par des pairs

Résumé

Restricting attention to circularly-polarized pulses, we undertake a systematic comparison of 1D-3V PIC-simulation results to predictions of a cold-fluid model for the threshold of relativistic self induced transparency in overdense plasmas. We find that kinetic effects, such as longitudinal electron heating, dominate the process at high laser intensity, causing electrons to escape into the vacuum and leading to an increase of the effective critical density compared to the predictions of the cold-fluid model. We interpret our results through a dynamical systems' study of single electron phase space at the plasma-vacuum interface.

langue originaleAnglais
titre39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics
Pages966-969
Nombre de pages4
étatPublié - 1 déc. 2012
Modification externeOui
Evénement39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics - Stockholm, Sucde
Durée: 2 juil. 20126 juil. 2012

Série de publications

Nom39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics
Volume2

Une conférence

Une conférence39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics
Pays/TerritoireSucde
La villeStockholm
période2/07/126/07/12

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