Proton radiography of a laser-driven cylindrical implosion

  • R. Jafer
  • , L. Volpe
  • , D. Batani
  • , M. Koenig
  • , S. Baton
  • , E. Brambrink
  • , F. Perez
  • , F. Dorchies
  • , J. J. Santos
  • , C. Fourment
  • , S. Hulin
  • , P. Nicolai
  • , B. Vauzour
  • , K. Lancaster
  • , M. Galimberti
  • , R. Heathcote
  • , M. Tolley
  • , Ch Spindloe
  • , P. Koester
  • , L. Labate
  • L. Gizzi, C. Benedetti, A. Sgattoni, M. Richetta, J. Pasley, F. Beg, S. Chawla, D. Higginson, A. MacKinnon, A. McPhee, Duck Hee Kwon, Yongjoo Ree

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

Abstract

A recent experiment was performed at the Rutherford Appleton Laboratory (UK) to study fast electron propagation in cylindrically compressed targets, a subject of interest for fast ignition. This experiment was performed in the framework of the experimental road map of the Hiper project (the European High Power laser Energy Research facility Project). In this experiment, protons accelerated by a pecosecond laser pulse have been used to radiograph a 220μm-diameter, 20μm-wall cylinder filled with 0.1 g/cc foam, imploded with ∼200 J of green laser light in 4 symmetrically incident beams of pulse length 1 ns. Point projection proton backlighting was used to measure the compression degree as well as the stagnation time. Results were compared to those from hard X-ray radiography. Finally, Monte Carlo simulations of proton propagation in the cold and in the compressed targets allowed a detailed comparison with 2D numerical hydro simulations.

Original languageEnglish
Title of host publicationThe 2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009
Pages47-50
Number of pages4
DOIs
Publication statusPublished - 22 Feb 2010
Event2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009 - Frascati, Italy
Duration: 24 May 200929 May 2009

Publication series

NameAIP Conference Proceedings
Volume1209
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009
Country/TerritoryItaly
CityFrascati
Period24/05/0929/05/09

Keywords

  • ICF
  • Laser based proton radiography

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