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Studies on efficient hard x-ray generation with intense ultrashort laser pulses

Research Project

Project/Area Number 19740246
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field 原子・分子・量子エレクトロニクス・プラズマ
Research InstitutionThe University of Tokyo (2008)
Osaka University (2007)

Principal Investigator

OKANO Yasuaki  The University of Tokyo, 大学院・理学系研究科, 特任助教 (00393819)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,540,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥240,000)
Fiscal Year 2008: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2007: ¥2,500,000 (Direct Cost: ¥2,500,000)
Keywords放射線 / X線 / 粒子線 / パルスX線 / レーザープラズマ / 放射線・X線・粒子線 / 超短パルスレーザー / カーボンナノチューブ / CNTアレイ / X線診断 / レーザー誘起X線 / プラズマ・核融合 / 超短レーザー
Research Abstract

超短パルスレーザー誘起X線源の高エネルギー化および高輝度化を目指し、硬X線領域でのX線発生研究を行った。レーザーから特性X線へのエネルギー変換効率は10 keVから20 keV領域にわたって10^<-4>に達することができるなど、高エネルギー化および高輝度化へ向けた有用な知見を得ることができた。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (10 results)

All 2008 2007

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (8 results)

  • [Journal Article] X-ray polarization measurement for fast electrons in intense-laser-produced plasma under oblique incidence2008

    • Author(s)
      Y. Okano, Y. Inubushi, H. Nishimura, S. Fujioka, T. Kai, T. Kawamura, D. Batani, A. Morace, R. Redaelli, C. Fourment, J. Santos, G. Malka, A. Boscheron, A. Casner M. Koenig, T. Nakamura, T. Johzaku H. Nagatomo, K. Mima
    • Journal Title

      Journal of Physics : Conference Series 112

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] X-ray polarization measurement for fast electrons in intense-laser-produced plasma under oblique incidence2008

    • Author(s)
      Yasuaki Okano, et. al.
    • Journal Title

      Journal of Physics: Conference Series 印刷中

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] X線偏光分光計測による高強度レーザー生成プラズマ中の非等方高速電子輸送2008

    • Author(s)
      岡野泰彬, 犬伏雄一, 西村博明, 斐健師, 河村徹, 藤岡慎介, D. Batani, A. Morace, R. Redaelli, C. Fourment, J. Santos, G. Malka, A. Boscheron, A. Casner, M. Koenig, 中村龍史, 城崎知至, 長友英夫, 三間圀興
    • Organizer
      第55回応用物理学関係連合講演会
    • Place of Presentation
      日本大学理工学部船橋キャンパス
    • Year and Date
      2008-03-30
    • Related Report
      2008 Final Research Report
  • [Presentation] Monoenergetic hard x-ray emission from carbon-nanotube-array coated targets with femtosecond laser pulses2008

    • Author(s)
      Y. Okano, M. Nishikino, S. Nakahara, S. Tokita, S. Masuno, M. Hashida, S. Sakabe, H. Nakano, T. Kawachi, H. Nishimura, K. Mima
    • Organizer
      International Symposium on Ultrafast Intense Laser Science (ISUILS7)
    • Place of Presentation
      Kyoto Garden Palace, Kyoto, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] Monoenergetic hard x-ray emission from carbon-nanotube-array coated targets with femtosecond laser pulses2008

    • Author(s)
      Yasuaki Okano
    • Organizer
      International Symposium on Ultrafast Intense Laser Science(ISUILS7)
    • Place of Presentation
      Kyoto Garden Palace, Kyoto, Japan
    • Related Report
      2008 Annual Research Report
  • [Presentation] X-ray polarization spectroscopy for oblique laser incidence relevant to fast igniter research2007

    • Author(s)
      Y. Okano, Y. Inubushi, H. Nishimura, 他16名
    • Organizer
      49th Annual Meeting of the Division of Plasma Physics, American Physical Society
    • Place of Presentation
      Rosen Centre Hotel, Orlando, Florida, USA
    • Year and Date
      2007-11-13
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] X線偏光分光計測による超高強度レーザー生成高速電子輸送のレーザー偏光依存性の観測2007

    • Author(s)
      岡野泰彬, 犬伏雄一, 西村博明, 他16名
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学札幌キャンパス
    • Year and Date
      2007-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] X線偏光分光計測による超高強度レーザー生成高速電子輸送のレーザー偏光依存性の観測2007

    • Author(s)
      岡野泰彬
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道札幌市北海道大学
    • Year and Date
      2007-09-24
    • Related Report
      2007 Annual Research Report
  • [Presentation] X-ray polarization measurement for fast electrons in intense-laser-produced plasma under oblique incidence2007

    • Author(s)
      Y. Okano, Y. Inubushi, H. Nishimura, 他16名
    • Organizer
      Fifth International Conference on Inertial Fusion Sciences and Applications (IFSA07)
    • Place of Presentation
      Kobe International Conference Center, Kobe, Japan
    • Year and Date
      2007-09-10
    • Related Report
      2008 Final Research Report
  • [Presentation] X-ray polarization measurement for fast electrons in intense-laser-produced plasma under oblique incidence2007

    • Author(s)
      Yasuaki Okano
    • Organizer
      Fifth International Conference on Inertial Fusion Sciences and Applications
    • Place of Presentation
      兵庫県神戸市神戸国際会議場
    • Year and Date
      2007-09-10
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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