Ultrafast charge dynamics initiated by high-intensity, ultrashort laser-matter interaction

  • Marco Borghesi
  • , Lorenzo Romagnani
  • , Satyabrata Kar
  • , Toma Toncian
  • , Patrizio Antici
  • , Patrick Audebert
  • , Erik Brambrink
  • , Francesco Ceccherini
  • , Carlo A. Cecchetti
  • , Julien Fuchs
  • , Marco Galimberti
  • , Leonida A. Gizzi
  • , Thomas Grismayer
  • , Ralph Jung
  • , Andrea MacChi
  • , Patrick Mora
  • , Jens Osterholtz
  • , Angelo Schiavi
  • , Oswald Willi

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

Abstract

The interaction of high-intensity laser pulses with matter releases instantaneously ultra-large currents of highly energetic electrons, leading to the generation of highly-transient, large-amplitude electric and magnetic fields. We report results of recent experiment in which such charge dynamics have been studied by using proton probing techniques able to provide maps of the electrostatic fields with high spatial and temporal resolution. The dynamics of ponderomotive channelling in underdense plasmas have been studied in this way, as also the processes of Debye sheath formation and MeV ion front expansion at the rear of laser-irradiated thin metallic foils. An application employing laser-driven impulsive fields for energy-selective ion beam focusing is also presented.

Original languageEnglish
Title of host publicationSUPERSTRONG FIELDS IN PLASMAS
Subtitle of host publication3rd International Conference on Superstrong Fields in Plasmas
Pages191-202
Number of pages12
DOIs
Publication statusPublished - 7 Apr 2006
Event3rd International Conference on Superstrong Fields in Plasmas - Varenna, Italy
Duration: 19 Sept 200524 Sept 2005

Publication series

NameAIP Conference Proceedings
Volume827
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference3rd International Conference on Superstrong Fields in Plasmas
Country/TerritoryItaly
CityVarenna
Period19/09/0524/09/05

Keywords

  • High-intensity laser-matter interaction
  • Hot electron dynamics
  • Ion acceleration
  • Ion focusing
  • Proton probing

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