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2012 Fiscal Year Final Research Report

Development of electro-magnetic calorimeter for photon measurements in ultra-relativistic hadron collisions

Research Project

  • PDF
Project/Area Number 22244022
Research Category

Grant-in-Aid for Scientific Research (A)

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

Principal Investigator

HAMAGAKI Hideki  東京大学, 大学院・理学系研究科, 教授 (90114610)

Co-Investigator(Kenkyū-buntansha) GUNJI Taku  東京大学, 大学院・理学系研究科, 助教 (10451832)
KUROSAWA Maki  独立行政法人理化学研究所, 仁科加速器研 究センター, 基礎科学特別研究員 (10462681)
Co-Investigator(Renkei-kenkyūsha) TAKETANI Atsusi  独立行政法人理化学研究所, 仁科加速器研究センター, 先任研究員 (30222095)
Project Period (FY) 2010 – 2012
Keywords原子核(実験)
Research Abstract

A prototype of tracking electro-magnetic calorimeter was developed, which is optimized to measure single photons and neutral pions at forward rapidity region in p-p and p-A collisions at CERN LHC with purpose of investigating gluon distribution function at small x region. An ASIC chip for reading signals from Si sensor was designed and fabricated. The detector prototype was tested using the secondary beams at CERN PS and performances were evaluated.

  • Research Products

    (31 results)

All 2013 2012 2011 2010

All Journal Article (12 results) (of which Peer Reviewed: 8 results) Presentation (19 results)

  • [Journal Article] Long- range angular correlations on the near and away side in p-Pb collisions at √sNN=5.02 TeV2013

    • Author(s)
      B. Abelev, T. Gunji, H. Hamagaki 他(ALICE Collaboration)
    • Journal Title

      Phys. Lett.

      Volume: B719 Pages: 29-41

    • DOI

      DOI:10.1016/j.physletb.2013.01.012

    • Peer Reviewed
  • [Journal Article] Transverse Momentum Distribution and NuclearModification Factor of Charged Particles in p-Pb Collisions at √sNN=5.02 TeV;2013

    • Author(s)
      B. Abelev, T. Gunji, H. Hamagaki 他 (ALICE Collaboration)
    • Journal Title

      Phys. Rev. Lett.

      Volume: 110 Pages: 82302

    • DOI

      DOI:10.1103/PhysRevLett.110.082302

    • Peer Reviewed
  • [Journal Article] High Energy DensityQCD2012

    • Author(s)
      Hideki Hamagaki
    • Journal Title

      Prog. Theor. Phys. Suppl

      Volume: 193 Pages: 79-88

    • DOI

      DOI:10.1143/PTPS.193.79

  • [Journal Article] Heavy quark and quarkonium productions in high energy nucleus-nucleus collisions at RHIC and LHC;2011

    • Author(s)
      Taku Gunji
    • Journal Title

      Prog. Theor. Phys. Suppl

      Volume: 187 Pages: 78-86

    • DOI

      DOI:10.1143/PTPS.187.78

  • [Journal Article] Simulation study for forward calorimater in LHC-ALICE experiment2011

    • Author(s)
      Y. Hori, H. Hamagaki, T. Gunji
    • Journal Title

      J. Phys. Conf. Ser

      Volume: 293 Pages: 012029

    • DOI

      DOI:10.1088/1742-6596/293/1/ 012029

  • [Journal Article] First results from the ALICE experiment at LHC2011

    • Author(s)
      Hideki Hamagaki
    • Journal Title

      Prog. Theor. Phys. Suppl.

      Volume: 187 Pages: 237-249

    • DOI

      DOI:10.1143/PTPS.187.237

  • [Journal Article] Suppression of away-side jet fragments with respect to thereaction plane in Au+Au collisions at sqrt(s_NN) = 200 GeV;2011

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al. (PHENIX Collaboration)
    • Journal Title

      Phys. Rev. C

      Volume: 84 Pages: 024904

    • DOI

      DOI:10.1103/ PhysRevC.84.024904

    • Peer Reviewed
  • [Journal Article] Cold Nuclear Matter Effects on J/ψYields as a Function of Rapidity and Nuclear Geometry in Deuteron- Gold Collisions at √sNN=200 GeV;2011

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al. (PHENIX Collaboration)
    • Journal Title

      Phys. Rev.Lett.

      Volume: 107 Pages: 142301

    • DOI

      DOI:10.1103/ PhysRevLett.107.142301

    • Peer Reviewed
  • [Journal Article] Suppression of back-to-back hadron pairs at forward rapidity in d+Au Collisions at sqrt(sNN)=200 GeV2011

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al. (PHENIX Collaboration)
    • Journal Title

      Phys. Rev. Lett.

      Volume: 107 Pages: 172301

    • DOI

      DOI:10.1103/ PhysRevLett.107.172301

    • Peer Reviewed
  • [Journal Article] J/ψ suppression at forward rapidity in Au+Au collisions at √ sNN=200 GeV2011

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al.(PHENIX Collaboration)
    • Journal Title

      Phys. Rev. C

      Volume: 84 Pages: 054912

    • DOI

      DOI:10.1103/ PhysRevC.84.054912

    • Peer Reviewed
  • [Journal Article] Trends in Yield and Azimuthal Shape Modification in Dihadron Correlations in Relativistic Heavy Ion Collisions2010

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al. (PHENIX Collaboration)
    • Journal Title

      Phys. Rev. Lett.

      Volume: 104 Pages: 252301

    • DOI

      DOI:10.1103/ PhysRevLett.104.252301

    • Peer Reviewed
  • [Journal Article] High pT direct photon and π0 triggered azimuth jetcorrelations and measurement of kT for isolated direct photons in p+p collisions at qrts = 200 GeV2010

    • Author(s)
      A. Adare, T. Gunji, H. Hamagaki et al. (PHENIX Collaboration)
    • Journal Title

      Phys. Rev. D

      Volume: 82 Pages: 072001

    • DOI

      DOI:10.1103/ PhysRevD.82.072001

    • Peer Reviewed
  • [Presentation] LHC- ALICEにおける前方方向 カロリメータ用読み出し ASIC の性能評価2013

    • Author(s)
      林真一、浜垣秀樹、郡司卓、田中真伸、池田博一
    • Organizer
      日本物理学会第68回年次大会
    • Place of Presentation
      広島大学
    • Year and Date
      20130326-0329
  • [Presentation] Forward Upgrade - - Plan in the ALICE experiment at LHC2013

    • Author(s)
      Hideki Hamagaki
    • Organizer
      Nagoya University GCOE International Workshop2013; High- Energy Scattering at Zero Degree(招待講演)
    • Place of Presentation
      Nagoya University
    • Year and Date
      20130302-20130304
  • [Presentation] Future Perspectives of the ALICE Experiment and ALICE detector upgrades2012

    • Author(s)
      Taku Gunji
    • Organizer
      The 4th Asian Triangle Heavy Ion conference (ATHIC2012)
    • Place of Presentation
      Grand Hotel, Pusan, South Korea
    • Year and Date
      20121114-20121117
  • [Presentation] Development of a Wide- Dynamic Range Front-End ASIC for the W+Si Sampling Calorimeter2012

    • Author(s)
      S. Hayashi, H. Hamagaki, T. Gunji, M.Tanaka, H. Ikeda
    • Organizer
      IEEE 2012Nuclear Science Symposium and MedicalImaging Conference
    • Place of Presentation
      Disneyland Hotel, Anaheim, California, USA
    • Year and Date
      20121029-20121103
  • [Presentation] LHC-ALICE 実験における前方方向カロリメータのための読み出し用 ASICの開発2012

    • Author(s)
      林真一,浜垣秀 樹,郡司 卓,田中真伸,池田博一,黒川明子,片寄祐作
    • Organizer
      日本物理学会第67回年次大会
    • Place of Presentation
      関西学院大学
    • Year and Date
      20120324-0327
  • [Presentation] LHC-ALICE 実験における W+Si カロリメータの読み出し用 ASIC の開発2011

    • Author(s)
      林真一, 浜垣秀 樹 ,郡司 卓,田中真伸, 黒川明子,片寄祐作,池田博一
    • Organizer
      日本物理学会2011年秋季大会
    • Place of Presentation
      弘前大学文京町キャンパス
    • Year and Date
      20110916-0919
  • [Presentation] シミュレーションを用いた LHC-ALICE 実験 用前方カロリメータの性能評価2011

    • Author(s)
      辻智也、 浜垣秀 樹、郡司 卓 、堀泰斗
    • Organizer
      日本物理学会第66回年次大会(中止)
    • Place of Presentation
      新潟大学
    • Year and Date
      20110325-0328
  • [Presentation] Si+W カロリメータ用読み出しASICの開発2011

    • Author(s)
      林真一,浜垣秀 樹,郡司 卓,田中真伸, 黒川明子
    • Organizer
      日本物理学会第66回年次大会(中止)
    • Place of Presentation
      新潟大学
    • Year and Date
      20110325-0328
  • [Presentation] 広いダイナ ミックレンジを持った電荷有感型前置増 幅器の開発2011

    • Author(s)
      黒川明子,馬場秀忠,郡司 卓,浜 垣秀樹,林真一,本林透,村上浩之,竹谷篤,田中 真伸,栂野泰宏,米田健一郎
    • Organizer
      日本物理学会第66回年次大会(中止)
    • Place of Presentation
      新潟大学
    • Year and Date
      20110325-0328
  • [Presentation] Current status and plan of ALICEFOCAL project;2011

    • Author(s)
      T. Gunji
    • Organizer
      The workshop for ALICEupgrade by Asian countries
    • Place of Presentation
      Yonsei University, Korea
    • Year and Date
      20110307-08
  • [Presentation] Simulation study of ALICE FOCAL2011

    • Author(s)
      T. Tsuji
    • Organizer
      The workshop for ALICE upgrade by Asiancountries
    • Place of Presentation
      Yonsei University, Korea
    • Year and Date
      20110307-08
  • [Presentation] ASIC development for ALICEFOCAL readout;2011

    • Author(s)
      S. Hayashi
    • Organizer
      The workshop for ALICEupgrade by Asian countries
    • Place of Presentation
      Yonsei University, Korea
    • Year and Date
      20110307-08
  • [Presentation] Status of ALICE FOCALproject;2011

    • Author(s)
      H. Hamagaki
    • Organizer
      The workshop for ALICE upgrade byAsian countries
    • Place of Presentation
      YonseiUniversity, Korea
    • Year and Date
      20110307-038
  • [Presentation] High Energy Density QCD - experimental overview -2011

    • Author(s)
      H. Hamagaki
    • Organizer
      XLI International Symposium on Multiparticle Dynamics (ISMD2011)
    • Place of Presentation
      Miyajima,Hiroshima
    • Year and Date
      2011-09-29
  • [Presentation] W+Si Forward tracking calorimeterfor the ALICE upgrade2010

    • Author(s)
      T. Gunji
    • Organizer
      PHENIX decadal plan workshop
    • Place of Presentation
      BNL, USA
    • Year and Date
      20101214-1216
  • [Presentation] 今後の見通しと実験増強計画;理論核物理領域合同シンポジウム「LHC加速器 ALICE 実験によるハドロン物理の 幕開け」2010

    • Author(s)
      郡司卓
    • Organizer
      日本物理学会 2010 年秋季大会
    • Place of Presentation
      九州工業大学
    • Year and Date
      20100911-0914
  • [Presentation] LHC-ALICE実験のアップグレードに向けた前方カロリメータの研究2010

    • Author(s)
      辻智也,浜垣秀 樹,郡司 卓 ,堀泰斗
    • Organizer
      日本物理学会2010年秋季大会
    • Place of Presentation
      九州工業大学
    • Year and Date
      20100911-0914
  • [Presentation] First results from theALICE experiment at LHC2010

    • Author(s)
      Hideki Hamagaki
    • Organizer
      5th Nishinomiya-Yukawa Memorial International Workshop on High Energy Strong Interactions 2010: HESI10
    • Place of Presentation
      Kyoto University
    • Year and Date
      2010-08-12
  • [Presentation] Simulationstudy for forward calorimeter in LHC-ALICEexperiment2010

    • Author(s)
      Y. Hori, H. Hamagaki, T. Gunji
    • Organizer
      14th International Conference onCalorimetry in High Energy Physics (CALOR2010)
    • Place of Presentation
      Beijing, China
    • Year and Date
      2010-05-11

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Published: 2014-08-29  

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