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2010 Fiscal Year Final Research Report

Cluster structures and its quantum condensation in nuclei

Research Project

  • PDF
Project/Area Number 21740209
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionUniversity of Tsukuba

Principal Investigator

FUNAKI Yasuro  University of Tsukuba, 大学院・数理物質科学研究科, 準研究員 (00435679)

Project Period (FY) 2009 – 2010
Keywordsクラスター構造 / α凝縮
Research Abstract

It is well established that a quantum condensation composed of finite number of alpha particles, which is a new type of nuclear structure, is realized in the second O^+ state in ^<12>C. In this study, as a second step to a goal of its universality, the possibility of the existence in ^<16>O and ^<11>B was pursued. With the use of microscopic and semi-microscopic models, the analogous states to the second O^+ state in ^<12>C were found in the excited states around the 4alpha and alpha+alpha+t breakup thresholds, in ^<16>O and ^<11>B, respectively.

  • Research Products

    (24 results)

All 2011 2010 2009 Other

All Journal Article (12 results) (of which Peer Reviewed: 4 results) Presentation (10 results) Book (1 results) Remarks (1 results)

  • [Journal Article] Cluster structures in (3/2)^- and (1/2)^+ states of 11B2010

    • Author(s)
      T.Yamada, Y.Funaki
    • Journal Title

      Modern Physics Letters A 25

      Pages: 1943-1946

  • [Journal Article] Alpha clustering and condensation in ^<16>O2010

    • Author(s)
      Y.Funaki, T.Yamada, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Journal Title

      Modern Physics Letters A 25

      Pages: 1939-1942

  • [Journal Article] Open problems in alpha particle condensation2010

    • Author(s)
      Y.Funaki, M.Girod, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki, T.Yamada
    • Journal Title

      Journal of Physics G-Nuclear and Particle Physics 37

      Pages: 064012-1-064012-11

  • [Journal Article] α+α+t cluster structure and ^<12>C(0_2^+)-analogue states in ^<11>B2010

    • Author(s)
      T.Yamada, Y.Funaki
    • Journal Title

      Physical Review C 82

      Pages: 064315-1-064315-13

    • Peer Reviewed
  • [Journal Article] Microscopic study of 4 α-particle condensation with inclusion of resonances2010

    • Author(s)
      Y.Funaki, T.Yamada, A.Tohsaki, H.Horiuchi, G.Ropke, P.Schuck
    • Journal Title

      Physical Review C 82

      Pages: 024312-1-024312-15

    • Peer Reviewed
  • [Journal Article] α-particle condensed state in ^<16>O2009

    • Author(s)
      Y.Funaki, T.Yamada, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Journal Title

      International Journal of Modern Physics E 18

      Pages: 2083-2087

  • [Journal Article] Microscopic wave function of alpha condensation2009

    • Author(s)
      Tohsaki, Y.Funaki, H.Horiuchi, G.Ropke, P.Schuck, T.Yamada
    • Journal Title

      International Journal of Modern Physics A 24

      Pages: 2003-2018

  • [Journal Article] Alpha clustering and monopole strengths in light nuclei2009

    • Author(s)
      T.Yamada, Y.Funaki, H.Horiuchi, K.Ikeda, A.Tohsaki
    • Journal Title

      International Journal of Modern Physics A 24

      Pages: 2043-2052

  • [Journal Article] Alpha clustering and condensation in ^<16>O2009

    • Author(s)
      Y.Funaki, T.Yamada, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Journal Title

      International Journal of Modern Physics A 24

      Pages: 1995-2002

  • [Journal Article] Concepts of nuclear α-particle condensation2009

    • Author(s)
      Y.Funaki, H.Horiuchi, W.von Oertzen, G.Ropke, P.Schuck, A.Tohsaki, T.Yamada
    • Journal Title

      Physical Review C 80

      Pages: 064326-1-064326-14

    • Peer Reviewed
  • [Journal Article] Internal One-Particle Density Matrix for Bose-Einstein Condensates with Finite Number of Particles in a Harmonic Potential2009

    • Author(s)
      T.Yamada, Y.Funaki, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Journal Title

      Physical Review C 79

      Pages: 054314-1-054314-11

    • Peer Reviewed
  • [Journal Article] α-Particle Condensation in ^<16>O Studied with a Full Four-Body Orthogonality Condition Model Calculation2009

    • Author(s)
      Y.Funaki, T.Yamada, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Journal Title

      RIKEN Accelerator Progress Report 42 Selected for GRAVURES & HIGHLIGHTS OF THE YEAR

  • [Presentation] Alpha clustering and condensation in nuclei2011

    • Author(s)
      Y.Funaki
    • Organizer
      EFES-IN2P3 Conference, "Many-body correlations from dilute to dense nuclear systems (MBC2011)"(口頭発表)
    • Place of Presentation
      Institut Henri Poincare, France
    • Year and Date
      2011-02-18
  • [Presentation] 4α直交条件模型を用いた^<16>Oのクラスター構造研究2010

    • Author(s)
      船木靖郎
    • 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
      2010-09-14
  • [Presentation] Alpha clustering and condensation in nuclei2010

    • Author(s)
      Y.Funaki
    • Organizer
      2^<nd> Workshop on "State of the Art in Nuclear Cluster Physics" (SOTANCP2) (招待講演)
    • Place of Presentation
      Universite Libre de Bruxelles, Belgium
    • Year and Date
      2010-05-26
  • [Presentation] 共鳴の条件を取り入れた^<16>Oにおける4α凝縮状態へのアプローチ2010

    • Author(s)
      船木靖郎
    • Organizer
      日本物理学会第65回年次大会(口頭発表)
    • Place of Presentation
      岡山大学津島キャンパス
    • Year and Date
      2010-03-20
  • [Presentation] Alpha clustering and condensation in nuclei2010

    • Author(s)
      Y.Funaki
    • Organizer
      International Symposium on "Forefronts of Researches in Exotic Nuclear Structures (Niigata2010)"(口頭発表)
    • Place of Presentation
      ホテル・ベルナティオ十日町、新潟
    • Year and Date
      2010-03-03
  • [Presentation] Alpha-particle condensed states in nuclei2009

    • Author(s)
      Y.Funaki
    • Organizer
      Workshop on "Hadron and Nuclear Physics (HNP09)"(口頭発表)
    • Place of Presentation
      大阪大学核物理研究センター
    • Year and Date
      2009-11-16
  • [Presentation] Present status of α-particle condensed states in 4n self-conjugate nuclei2009

    • Author(s)
      Y.Funaki
    • Organizer
      7th Japan-China Joint Nuclear Physics Symposium (JCS2009) (口頭発表)
    • Place of Presentation
      筑波大学
    • Year and Date
      2009-11-11
  • [Presentation] Alpha-particle clustering in nuclei and 4-alpha-particle condensation in ^<16>O2009

    • Author(s)
      Y.Funaki
    • Organizer
      Sixth Workshop on "Aspects of alpha correlations and alpha condensation in nuclear systems"(口頭発表)
    • Place of Presentation
      Institute of Physics, Rostock University, Germany
    • Year and Date
      2009-08-06
  • [Presentation] Alpha-particle clustering in nuclei and four-alpha-particle condensation in ^<16>O2009

    • Author(s)
      Y.Funaki
    • Organizer
      12th International Conference on Nuclear Reaction Mechanisms (口頭発表)
    • Place of Presentation
      Varenna, Italy
    • Year and Date
      2009-06-16
  • [Presentation] Alpha particle clustering in nuclei and 4-alpha-particle condensation in ^<16>O2009

    • Author(s)
      Y.Funaki
    • Organizer
      3rd International Conference on Collective Motion in Nuclei Under Extreme Conditions (COMEX3) (招待講演)
    • Place of Presentation
      Mackinac Island, Michigan, USA
    • Year and Date
      2009-06-03
  • [Book] Research Signpost/Transworld Research Network2010

    • Author(s)
      Y.Funaki, T.Yamada, H.Horiuchi, G.Ropke, P.Schuck, A.Tohsaki
    • Total Pages
      1-42
    • Publisher
      Cluster Structure of Atomic Nuclei
  • [Remarks] ホームページ等

    • URL

      http://www.rikenresearch.riken.jp/jpn/research/5621

URL: 

Published: 2012-02-13   Modified: 2016-04-21  

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