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Study of developing dark matter search detector by using multi target materials

Research Project

Project/Area Number 20549001
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionThe University of Tokyo

Principal Investigator

YAMASHITA Masaki  東京大学, 宇宙線研究所, 特任准教授 (10504574)

Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥3,950,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2010: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2009: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2008: ¥2,000,000 (Direct Cost: ¥2,000,000)
Keywords暗黒物質 / 液体希ガス検出器 / 希ガス液体検出器 / 希ガス検出器
Research Abstract

Dark Matter is one of the biggest problems in our universe, however, whose existence is supported by several observations. Many of direct dark matter search experiments are undergoing and one group reported the annual modulation due to dark matter signal, although this result was excluded by several experiments. The difference rate in summer and winter is a few percent. The goal of this study is to establish more robust signature of dark matter signal by using different detector materials that enables us to see more than two times difference in the rate and the study supports this possibility in the future.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (11 results)

All 2011 2010 2009 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (9 results) Remarks (1 results)

  • [Journal Article] Scintillation-only Based Pulse Shape Discrimination for Nuclear and Electron Recoils in Liquid Xenon2011

    • Author(s)
      K. Ueshima, K. Abe., M. Yamashita.
    • Journal Title

      Nuclear Instruments and Methods in Physics Research

      Volume: A659 Pages: 161-168

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Presentation] 核種依存性を用いた暗黒物質直接探索検出器の開発2010

    • Author(s)
      山下雅樹
    • Organizer
      物理学会秋季大会
    • Place of Presentation
      九州工業大学戸畑キャンパス
    • Year and Date
      2010-09-13
    • Related Report
      2010 Annual Research Report 2010 Final Research Report
  • [Presentation] 核種依存性を用いた暗黒物質直接探索検出器の開発2010

    • Author(s)
      山下雅樹
    • Organizer
      日本物理学会 2010年秋季大会
    • Place of Presentation
      九州工業大学戸畑キャンパス
    • Year and Date
      2010-09-13
    • Related Report
      2009 Annual Research Report
  • [Presentation] XMASS, 6th PatrasWorkshop on Axions2010

    • Author(s)
      M. Yamashita
    • Organizer
      WIMPs
    • Place of Presentation
      スイス
    • Year and Date
      2010-07-07
    • Related Report
      2010 Final Research Report
  • [Presentation] XMASS2010

    • Author(s)
      山下雅樹
    • Organizer
      6th Patras Workshop on Axions, WIMPs
    • Place of Presentation
      スイス,チューリッヒ(招待講演)
    • Year and Date
      2010-07-07
    • Related Report
      2010 Annual Research Report
  • [Presentation] XMASS at Kamioka Large Scale Cryogenic detector in the underground laboratory2010

    • Author(s)
      M. Yamashita
    • Organizer
      WONDER2010
    • Place of Presentation
      GranSasso, Italy
    • Year and Date
      2010-03-23
    • Related Report
      2010 Final Research Report
  • [Presentation] XMASS Experiment at Kamioka mine2009

    • Author(s)
      Masaki Yamashita
    • Organizer
      Invited talk
    • Place of Presentation
      Shanghai Jiao Tong Unive
    • Year and Date
      2009-11-14
    • Related Report
      2008 Annual Research Report
  • [Presentation] 液体キセノンを使った暗黒物質直接探索2009

    • Author(s)
      山下雅樹
    • Organizer
      電離及びシンチレーション検出器の基礎物理と暗黒物質探索への応用
    • Place of Presentation
      早稲田大学
    • Year and Date
      2009-09-18
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [Presentation] 液体キセノンを用いた暗黒物質直接探索2009

    • Author(s)
      山下雅樹
    • Organizer
      名古屋大学GCOE分野横断セミナー
    • Place of Presentation
      名古屋大学
    • Year and Date
      2009-02-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] XMASS Experiment2009

    • Author(s)
      Masaki Yamashita
    • Organizer
      16th YKIS Conference Progress in Particles Physics 2008
    • Place of Presentation
      Kyoto Univeristy
    • Year and Date
      2009-02-17
    • Related Report
      2008 Annual Research Report
  • [Remarks] XMASS homepage

    • URL

      http://www-sk.icrr.u-tokyo.ac.jp/xmass/

    • Related Report
      2010 Final Research Report

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Published: 2008-04-01   Modified: 2016-11-18  

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