Laboratory experiments on plasma jets in a magnetic field using high-power lasers

  • K. Nishio
  • , Y. Sakawa
  • , Y. Kuramitsu
  • , T. Morita
  • , T. Ide
  • , M. Kuwada
  • , M. Koga
  • , T. Kato
  • , T. Norimatsu
  • , C. Gregory
  • , N. Woolsey
  • , C. Murphy
  • , G. Gregori
  • , K. Schaar
  • , A. Diziere
  • , M. Koenig
  • , A. Pelka
  • , S. Wang
  • , Q. Dong
  • , Y. Li
  • H. Takabe

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

Abstract

The experiments to simulate astrophysical jet generation are performed using Gekko XII (GXII) HIPER laser system at the Institute of Laser Engineering. In the experiments a fast plasma flow generated by shooting a CH plane (10 μm thickness) is observed at the rear side of the plane. By separating the focal spot of the main beams, a non-uniform plasma is generated. The non-uniform plasma flow in an external magnetic field (0.2∼0.3 T) perpendicular to the plasma is more collimated than that without the external magnetic field. The plasma β, the ratio between the plasma and magnetic pressure, is ≠1, and the magnetic Reynolds number is ∼150 in the collimated plasma. It is considered that the magnetic field is distorted by the plasma flow and enhances the jet collimation.

Original languageEnglish
Title of host publicationIFSA 2011 - 7th International Conference on Inertial Fusion Sciences and Applications
DOIs
Publication statusPublished - 1 Dec 2013
Event7th International Conference on Inertial Fusion Sciences and Applications, IFSA 2011 - Bordeaux, France
Duration: 12 Sept 201116 Sept 2011

Publication series

NameEPJ Web of Conferences
Volume59
ISSN (Print)2101-6275
ISSN (Electronic)2100-014X

Conference

Conference7th International Conference on Inertial Fusion Sciences and Applications, IFSA 2011
Country/TerritoryFrance
CityBordeaux
Period12/09/1116/09/11

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