Ablation rate estimation of inertial fusion reactor candidate material with intense ion beam and X-ray

K. Kasuya*, A. Kasamatsu, Y. Kinoshita, T. Kamiya, A. Saiki, T. J. Renk, C. L. Olson

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

6 Scopus citations

Abstract

Various candidate materials were collected from many sources. Some of them were irradiated with intense proton beams at Yokohama campus of Tokyo Institute of Technology (TITech), and some others were irradiated with intense nitrogen beams at Albuquerque site of Sandia National Laboratories (SNL). Intense X-rays of SNL were also used to irradiate other materials including the above collected ones. A series of numerical calculations of X-ray ablations was additionally performed at TITech, which results were compared with the experimental ones. Our aims were to supply necessary data for the future design of inertial fusion reactor chambers. One of the key issues in this field was the ablation thickness of the various chamber wall materials with typical inertial fusion reactions. We measured the ablation thickness of various samples, and we also observed the surface conditions of the samples before and after the irradiations with a microscope and an X-ray luminescence composition analyzer.

Original languageEnglish
Pages (from-to)235-238
Number of pages4
JournalJournal of Nuclear Materials
Volume313-316
Issue numberSUPPL.
DOIs
StatePublished - 2003/03
EventPlasma - Surface Interactions in Controlled Fusion Devices - Gifu, Japan
Duration: 2002/05/262002/05/31

Keywords

  • Ablation with ions and X-rays
  • Internal fusion
  • Laser microscope
  • Reactor chamber database
  • Surface composition
  • Wall materials

ASJC Scopus subject areas

  • Nuclear and High Energy Physics
  • General Materials Science
  • Nuclear Energy and Engineering

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