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2010 Fiscal Year Final Research Report

Unified Description of Structure of Unstable Nuclei

Research Project

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Project/Area Number 20244022
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

OTSUKA Takaharu  The University of Tokyo, 大学院・理学系研究科, 教授 (20201379)

Co-Investigator(Kenkyū-buntansha) SHIMIZU Noritaka  東京大学, 大学院・理学系研究科, 特任准教授 (30419254)
Co-Investigator(Renkei-kenkyūsha) SUZUKI Toshio  日本大学, 文理学部, 教授 (70139070)
HONMA Michio  会津大学, コンピューター理工学部, 上級准教授 (40264569)
UTSUNO Yutaka  日本原子力研究開発機構, 先端基礎研究センター, 研究副主幹 (10343930)
Project Period (FY) 2008 – 2010
Keywords不安定核 / 魔法数 / 殻模型 / 平均場模型 / 核力 / テンソル力 / 3体力 / 相互作用するボゾン模型
Research Abstract

The nuclear force has various aspects, such as tensor force and three-body force. We investigate how these parts play important roles in neutron-rich nuclei and aim at the unified description of exotic structure of unstable nuclei.

  • Research Products

    (42 results)

All 2011 2010 2009 2008 Other

All Journal Article (20 results) (of which Peer Reviewed: 20 results) Presentation (20 results) Remarks (2 results)

  • [Journal Article] 核力中のテンソル力が引き起こす原子核のシェル進化2011

    • Author(s)
      大塚孝治、鈴木俊夫
    • Journal Title

      日本物理学会誌 66

      Pages: 195-200

    • Peer Reviewed
  • [Journal Article] Novel extrapolation method in the Monte Carlo shell model2010

    • Author(s)
      N.Shimizu, Y.Utsuno, T.Miuzsaki, T.Otsuka, T.Abe, M.Honma
    • Journal Title

      Physical Review C 82

      Pages: 061305

    • Peer Reviewed
  • [Journal Article] Nuclear spins, magnetic moments, and quadrupole moments of Cu isotopes from N=28 to N=46 : Probes for core polarization effects2010

    • Author(s)
      P.Vingerhoests, T.Otsuka, 他
    • Journal Title

      Physical Review C 82

      Pages: 064311

    • Peer Reviewed
  • [Journal Article] Cross-shell excitations near the "island of inversion": Structure of 30Mg2010

    • Author(s)
      A.N.Deacon, T.Otsuka, 他
    • Journal Title

      Physical Review C 82

      Pages: 034305

    • Peer Reviewed
  • [Journal Article] Three-Body Forces and the Limit of Oxygen Isotopes2010

    • Author(s)
      T.Otsuka, T.Suzuki, J.D.Holt, A.Schwenk, Y.Akaishi
    • Journal Title

      Physical Review Letters 105

      Pages: 032501

    • Peer Reviewed
  • [Journal Article] Collectivity at N=50 : 82Ge and 84Se2010

    • Author(s)
      A.Gade, T.Otsuka, 他
    • Journal Title

      Phys.Rev.C 81

      Pages: 064326

    • Peer Reviewed
  • [Journal Article] Suppression of Charge Equilibration Leading to the Synthesis of Exotic Nuclei2010

    • Author(s)
      Y.Iwata, T.Otsuka, J.A.Maruhn, N.Itagaki
    • Journal Title

      Physical Review Letters 104

      Pages: 252501

    • Peer Reviewed
  • [Journal Article] Two-proton knockout from 32Mg : Intruder amplitudes in 30Ne and implications for the binding of 29,31F2010

    • Author(s)
      P.Fallon, T.Otsuka, 他
    • Journal Title

      Physical Review C 81

      Pages: 041302(R)

    • Peer Reviewed
  • [Journal Article] Formulating the interacting boson model by mean-field methods2010

    • Author(s)
      K.Nomura, N.Shimizu, T.Otsuka
    • Journal Title

      Physical Review C 81

      Pages: 044307

    • Peer Reviewed
  • [Journal Article] Geometric classification of nucleon transfer at moderate low-energies2010

    • Author(s)
      Y.Iwata, T.Otsuka, J.A.Maruhn, N.Itagaki
    • Journal Title

      Nuclear Physics A 836

      Pages: 108

    • Peer Reviewed
  • [Journal Article] Structure of 33Mg sheds new light on the N=20 island of inversion2010

    • Author(s)
      R.Kanungo, T.Otsuka, 他
    • Journal Title

      Physics Letters B 685

      Pages: 253

    • Peer Reviewed
  • [Journal Article] Novel Features of Nuclear Forces and Shell Evolution in Exotic Nuclei2010

    • Author(s)
      T.Otsuka, T.Suzuki, M.Honma, Y.Utsuno, N.Tsunoda, K.Tsukiyama, M.H-Jensen
    • Journal Title

      Physical Review Letters 104

      Pages: 012501

    • Peer Reviewed
  • [Journal Article] Halo Structure of the Island of Inversion Nucleus 31Ne2009

    • Author(s)
      T.Nakamura, T.Otsuka, 他
    • Journal Title

      Physical Review Letters 103

      Pages: 262501

    • Peer Reviewed
  • [Journal Article] New effective interaction for f5pg9-shell nuclei2009

    • Author(s)
      M.Honma, T.Otsuka, T.Mizusaki, M.H.-Jensen
    • Journal Title

      Physical Review C 80

      Pages: 064323

    • Peer Reviewed
  • [Journal Article] Covariant density functional theory : The role of the pion2009

    • Author(s)
      G.A.Lalazissis, S.Karatzikos, M.Serra, T.Otsuka, P.Ring
    • Journal Title

      Physical Review C 80

      Pages: 041301

    • Peer Reviewed
  • [Journal Article] Neutrino-induced reactions on 56Fe and 56Ni, and production of 55Mn in population III stars2009

    • Author(s)
      T.Suzuki, M.Honma, K.Higashiyama, T.Yoshida, T.Otsuka, H.Umeda, K.Nomoto
    • Journal Title

      Physical Review C 79

      Pages: 061603

    • Peer Reviewed
  • [Journal Article] Exotic Magnetic Properties in C-172008

    • Author(s)
      T.Suzuki, T.Otsuka
    • Journal Title

      Physical Review C 78

      Pages: 061301

    • Peer Reviewed
  • [Journal Article] Mean-field derivation of the interacting boson model Hamiltonian and exotic nuclei2008

    • Author(s)
      K.Nomura, N.Shimizu, T.Otsuka
    • Journal Title

      Physical Review Letters 101

      Pages: 142501

    • Peer Reviewed
  • [Journal Article] The Competitive Reaction Mechanism in Exotic Nuclear Reactions2008

    • Author(s)
      Y.Iwata, N.Itagaki, J.A.Maruhn, T.Otsuka
    • Journal Title

      Int.J.Mod.Phys.E 17

      Pages: 1660

    • Peer Reviewed
  • [Journal Article] Intruder Configurations in the A=33 Isobars : 33Mg and 33Al2008

    • Author(s)
      V.Tripathi, T.Otsuka, 他
    • Journal Title

      Physical Review Letters 101

      Pages: 142504

    • Peer Reviewed
  • [Presentation] Halo nuclei and shell evolution by nuclear forces2010

    • Author(s)
      大塚孝治
    • Organizer
      Symposium of 25th Anniversary of the Discovery of Halo Nuclei (Halo2010)
    • Place of Presentation
      Hayama, Kanagawa, Japan
    • Year and Date
      2010-12-09
  • [Presentation] 原子核の新しい顔2010

    • Author(s)
      大塚孝治
    • Organizer
      東京大学理学部公開講演会
    • Place of Presentation
      東京大学安田講堂
    • Year and Date
      2010-11-07
  • [Presentation] Shell evolution in exotic nuclei2010

    • Author(s)
      大塚孝治
    • Organizer
      3rd Int.Conference on Frontiers in Nuclear Structure, Astrophysics, and Reactions (FINUSTAR3)
    • Place of Presentation
      Rhodos, Greece
    • Year and Date
      2010-08-23
  • [Presentation] Nuclear forces and shell evolution in exotic nuclei2010

    • Author(s)
      大塚孝治
    • Organizer
      Nuclear Structure 2010
    • Place of Presentation
      Berkeley, USA
    • Year and Date
      2010-08-09
  • [Presentation] The nuclear three-doby force and exotic nuclei2010

    • Author(s)
      大塚孝治
    • Organizer
      Workshop of the Espace de Structure Nucleare Theorique, Nuclear magic numbers : New features far from stability, Confronting theoretical approaches and experiment
    • Place of Presentation
      Saclay, France
    • Year and Date
      2010-05-04
  • [Presentation] Role of tensor and three-body forces and exotic nulcei2010

    • Author(s)
      大塚孝治
    • Organizer
      ECT^* Workshop Reactions and Nucleon Properties in Rare Isotopes
    • Place of Presentation
      ECT^*, Trento, Italy
    • Year and Date
      2010-04-08
  • [Presentation] Physics of Exotic Nuclei and Roles of Nuclear Forces2010

    • Author(s)
      大塚孝治
    • Organizer
      EFES-Iowa workshop on the ab initio Monte Carlo shell model
    • Place of Presentation
      Iowa State University, USA
    • Year and Date
      2010-02-26
  • [Presentation]2010

    • Author(s)
      大塚孝治
    • Organizer
      Spin-isospin 2- and 3-boyd forces and exotic nuclei
    • Place of Presentation
      東京大学
    • Year and Date
      2010-02-20
  • [Presentation] Exotic nuclei and modern shell model2010

    • Author(s)
      大塚孝治
    • Organizer
      Workshop on exotic nuclei and modern shell models
    • Place of Presentation
      東京工業大学
    • Year and Date
      2010-02-09
  • [Presentation] The nuclear three-body force and exotic nulei2010

    • Author(s)
      大塚孝治
    • Organizer
      EFES-NSCL Workshop on Perspectives on the modern shell model and relatedexperimental topics
    • Place of Presentation
      East Lansing, Michigan State University, USA
    • Year and Date
      2010-02-05
  • [Presentation]2009

    • Author(s)
      大塚孝治
    • Organizer
      Shell evoltion andexistence limit of exotic nuclei and the nuclear force
    • Place of Presentation
      神戸
    • Year and Date
      2009-11-18
  • [Presentation] New Aspects of Nuclear Structure2009

    • Author(s)
      大塚孝治
    • Organizer
      3rd Joint Meeting of the Nuclear Physics Divisions of the aps and JPS
    • Place of Presentation
      Waikoloa, Hawaii
    • Year and Date
      2009-10-14
  • [Presentation] Nuclear 3-body Force and M1 Excitation2009

    • Author(s)
      大塚孝治
    • Organizer
      EST" Workshop Strong, Weak and Electromagnetic Interactions to Probe Spin-Isospin Excitations
    • Place of Presentation
      ECT^*, Trento, Italy
    • Year and Date
      2009-09-29
  • [Presentation] Microscopic approaches -brief overview of achievements in the past and basic points of present studies-2009

    • Author(s)
      大塚孝治
    • Organizer
      5th Workshop on Shape-Phase Transitions and Critical Point Phenomena in Nuclei
    • Place of Presentation
      Istanbul, Italy
    • Year and Date
      2009-09-17
  • [Presentation] Nuclear Forces and Exotic Nuclei2009

    • Author(s)
      大塚孝治
    • Organizer
      EST^* workshop on Confrontation and Convergence in Nuclear Theory
    • Place of Presentation
      ECT^*, Trento, Italy
    • Year and Date
      2009-07-29
  • [Presentation] Monte Carlo Shell Model for atomic nuclei2009

    • Author(s)
      大塚孝治
    • Organizer
      EST^* workshop on Linking Nuclei, Molecules, and Condensed Matter : Computational Quantum Many-Body Approaches
    • Place of Presentation
      ECT^*, Trento, Italy
    • Year and Date
      2009-07-07
  • [Presentation] Shell structure of exotic nulcei and Hadronic interactions2009

    • Author(s)
      大塚孝治
    • Organizer
      Gordon Conference
    • Place of Presentation
      ECT^*, Trento, Italy
    • Year and Date
      2009-07-07
  • [Presentation] Shell structure of exotic nuclei and Hadronic interaction2009

    • Author(s)
      大塚孝治
    • Organizer
      Gordon Conference on Nuclear Chemistry
    • Place of Presentation
      Colby-Sawyer College, New London
    • Year and Date
      2009-06-22
  • [Presentation] ハドロン間相互作用とエキゾチック原子核の殻構造・ドリップライン2008

    • Author(s)
      大塚孝治
    • Organizer
      日本物理学会
    • Place of Presentation
      山形市
    • Year and Date
      2008-09-21
  • [Presentation] Structure of exotic nuclei and the nuclear force2008

    • Author(s)
      大塚孝治
    • Organizer
      Carnegie 2008 Conference "Nuclear Structure at the Extremes"
    • Place of Presentation
      Paisley, University of the West of Scotland
    • Year and Date
      2008-05-08
  • [Remarks] プレスリリース:「3体力と物質の存在限界」 2010年7月14日 発表者:大塚孝治 参考ページ:

    • URL

      http://www.s.u-tokyo.ac.jp/press/press-2010-25.html

  • [Remarks] プレスリリース:「原子核の力の解明とエキゾチック原子核の構造進化」 2010年1月5日 発表者:大塚孝治 参考ページ:

    • URL

      http://www.s.u-tokyo.ac.jp/press/press-2010-01.html

URL: 

Published: 2012-01-26   Modified: 2016-04-21  

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