Scintillator-based ion beam profiler for diagnosing laser-accelerated ion beams

  • J. S. Green
  • , M. Borghesi
  • , C. M. Brenner
  • , D. C. Carroll
  • , N. P. Dover
  • , P. S. Foster
  • , P. Gallegos
  • , S. Green
  • , D. Kirby
  • , K. J. Kirkby
  • , P. McKenna
  • , M. J. Merchant
  • , Z. Najmudin
  • , C. A.J. Palmer
  • , D. Parker
  • , R. Prasad
  • , K. E. Quinn
  • , P. P. Rajeev
  • , M. P. Read
  • , L. Romagnani
  • J. Schreiber, M. J.V. Streeter, O. Tresca, C. G. Wahlström, M. Zepf, D. Neely

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

Abstract

Next generation intense, short-pulse laser facilities require new high repetition rate diagnostics for the detection of ionizing radiation. We have designed a new scintillator-based ion beam profiler capable of measuring the ion beam transverse profile for a number of discrete energy ranges. The optical response and emission characteristics of four common plastic scintillators has been investigated for a range of proton energies and fluxes. The scintillator light output (for 1 MeV > Ep < 28 MeV) was found to have a non-linear scaling with proton energy but a linear response to incident flux. Initial measurements with a prototype diagnostic have been successful, although further calibration work is required to characterize the total system response and limitations under the high flux, short pulse duration conditions of a typical high intensity laser-plasma interaction.

Original languageEnglish
Title of host publicationLaser Acceleration of Electrons, Protons, and Ions; and Medical Applications of Laser-Generated Secondary Sources of Radiation and Particles
DOIs
Publication statusPublished - 13 Jul 2011
Externally publishedYes
EventLaser Acceleration of Electrons, Protons, and Ions; and Medical Applications of Laser-Generated Secondary Sources of Radiation and Particles - Prague, Czech Republic
Duration: 18 Apr 201120 Apr 2011

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8079
ISSN (Print)0277-786X

Conference

ConferenceLaser Acceleration of Electrons, Protons, and Ions; and Medical Applications of Laser-Generated Secondary Sources of Radiation and Particles
Country/TerritoryCzech Republic
CityPrague
Period18/04/1120/04/11

Keywords

  • Acceleration
  • Ion
  • Laser
  • Plasma
  • Proton
  • Scintillator

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