Optimization for deuterium ion acceleration in foam targets by ultra-intense lasers

M. A. Bari, Z. M. Sheng, W. M. Wang, Y. T. Li, M. Salahuddin, M. H. Nasim, G. Shabbir Naz, M. A. Gondal, J. Zhang

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

In this article, we investigate the effects of foam target composition and laser parameters on deuterium ion energy spectra with particle-in-cell simulations. We find that localized electrostatic fields with multi peaks around the surfaces of lamellar layers inside foam target are induced. These fields accelerate deuterium ions from thin foam layers by restricting the flow of hot electrons. This mechanism of ion acceleration called as bulk ion acceleration generates large number of high energy deuterium ions. Deuterons inside foam target are accelerated up to 126MeV in case of oblique optimal angle of 30° where it is much greater than the normal laser incidence energy of 88 MeV.

Original languageEnglish
Pages (from-to)333-341
Number of pages9
JournalLaser and Particle Beams
Volume28
Issue number2
DOIs
StatePublished - Jun 2010
Externally publishedYes

Keywords

  • Bulk ion acceleration
  • Deuteron acceleration
  • Foam target
  • Intense laser
  • Laser-produced plasma

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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