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Towards ultrahigh-contrast ultraintense laser pulses-complete characterization of a double plasma-mirror pulse cleaner

  • T. Wittmann
  • , J. P. Geindre
  • , P. Audebert
  • , R. S. Marjoribanks
  • , J. P. Rousseau
  • , F. Burgy
  • , D. Douillet
  • , T. Lefrou
  • , K. Ta Phuoc
  • , J. P. Chambaret
  • University of Szeged
  • Max-Planck Institut für Quantenoptik
  • University of Toronto
  • Laboratory d'Optique Appliquée, ENSTA, CNRS-École Polytechnique

Research output: Contribution to journalArticlepeer-review

Abstract

The effects of small amounts of energy delivered at times before the peak intensity of ultrahigh-intensity ultrafast-laser pulses have been a major obstacle to the goal of studying the interaction of ultraintense light with solids for more than two decades now. We describe implementation of a practical double-plasma-mirror pulse cleaner, built into a f = 10 m null telescope and added as a standard beamline feature of a 100 TW laser system for ultraintense laser-matter interaction. Our measurements allow us to infer a pulse-height contrast of 5 × 1011 - the highest contrast generated to date - while preserving ∼50% of the laser intensity and maintaining excellent focusability of the delivered beam. We present a complete optical characterization, comparing empirical results and numerical modeling of a double-plasma-mirror system.

Original languageEnglish
Article number083109
JournalReview of Scientific Instruments
Volume77
Issue number8
DOIs
Publication statusPublished - 31 Aug 2006

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