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Hadronic interactions and exotic hadrons from lattice QCD

Research Project

Project/Area Number 25800170
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionInstitute of Physical and Chemical Research

Principal Investigator

Ikeda Yoichi  国立研究開発法人理化学研究所, 仁科加速器研究センター, 特別研究員 (90548893)

Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2015: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2014: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2013: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Keywords格子QCD / ハドロン間相互作用 / チャームクォーク / エキゾチックハドロン / ハドロン物理 / チャーモニウム
Outline of Final Research Achievements

We study the structures of exotic hadrons on the basis of Quantum Chromodynamics(QCD), which is the fundamental theory of strong interaction in physics. The method to extract the hadronic interactions using lattice QCD is extended to coupled-channel problems and applied to the possible charmed exotic hadrons, and the structures of the exotic hadrons are investigated.
In this study, we investigate the hadronic interactions using lattice QCD to search for the candidates of exotic hadrons such as Tcc, Tcs, Zc(3900) and discuss their structures. Furthermore, we study how those structures affect the experimentally obtained spectra.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (31 results)

All 2016 2015 2014 2013

All Journal Article (6 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 5 results,  Open Access: 3 results,  Acknowledgement Compliant: 4 results) Presentation (25 results) (of which Int'l Joint Research: 7 results,  Invited: 18 results)

  • [Journal Article] Antikaon-nucleon interaction and Lambda(1405) in chiral SU(3) dynamics2016

    • Author(s)
      Y. Kamiya, K. Miyahara, S. Ohnishi, Y. Ikeda, T. Hyodo, E. Oset and W. Weise
    • Journal Title

      Nuclear Physics A

      Volume: 印刷中 Pages: 41-57

    • DOI

      10.1016/j.nuclphysa.2016.04.013

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Structure of the Lambda(1405) and the K- d --> pi Sigma n reaction2016

    • Author(s)
      S. Ohnishi, Y. Ikeda, T. Hyodo, W. Weise
    • Journal Title

      Phys. Rev. C

      Volume: 93 Issue: 2 Pages: 1-12

    • DOI

      10.1103/physrevc.93.025207

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Coupled channel approach to strangeness S = -2 baryon-bayron interactions in Lattice QCD2015

    • Author(s)
      Kenji Sasaki, Sinya Aoki , Takumi Doi, Tetsuo Hatsuda, Yoichi Ikeda, Takashi Inoue, Noriyoshi Ishii, Keiko Murano
    • Journal Title

      Progress of Theoretical and Experimental Physics

      Volume: 2015 Issue: 11 Pages: 1-18

    • DOI

      10.1093/ptep/ptv144

    • NAID

      120005848259

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] $K^-d\rightarrow \pi\Sigma n$ reactions and structure of the $\Lambda(1405)$2014

    • Author(s)
      S. Ohnishi, Y. Ikeda, T. Hyodo, E. Hiyama, W. Weise
    • Journal Title

      J. Phys. Conf. Ser.

      Volume: 569 Pages: 012077-012077

    • DOI

      10.1088/1742-6596/569/1/012077

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Charmed Tetraquarks Tcc and Tcs from Dynamical Lattice QCD Simulations2014

    • Author(s)
      Y. Ikeda, B. Charron, S. Aoki, T. Doi, T. Hatsuda, T. Inoue, N. Ishii, K. Murano, H. Nemura and K. Sasaki (HAL QCD Collaboration)
    • Journal Title

      Phys. Lett. B

      Volume: 729 Pages: 85-90

    • DOI

      10.1016/j.physletb.2014.01.002

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Search for possible bound Tcc and Tcs on the lattice2013

    • Author(s)
      Y. Ikeda
    • Journal Title

      Proceedings of Science

      Volume: LATTICE2013 261

    • Related Report
      2013 Research-status Report
  • [Presentation] Status of Lattice QCD Simulations for Normal and Exotic Hadrons2016

    • Author(s)
      Yoichi Ikeda
    • Organizer
      12th International Conference on Low Energy Antiproton Physics(LEAP2016)
    • Place of Presentation
      Kanazawa-Kagekiza, Kanazawa
    • Year and Date
      2016-03-10
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Search for Tetraquarks from lattice QCD simulation2016

    • Author(s)
      Yoichi Ikeda
    • Organizer
      International Workshop on ``Critical Stability in Few-Body Systems''
    • Place of Presentation
      RIKEN Wako, Saitama
    • Year and Date
      2016-02-05
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Lattice QCD study of $Z_c(3900)$2016

    • Author(s)
      Yoichi Ikeda
    • Organizer
      The 31st Reimei WorkShop on Hadron Physics in Extreme Conditions at J-PARC
    • Place of Presentation
      JAEA, Ibaraki
    • Year and Date
      2016-01-19
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] HAL QCD法によるチャームを含むエキゾチックハドロンの研究2015

    • Author(s)
      池田陽一
    • Organizer
      KEK理論センター研究会「原子核・ハドロン物理の課題と将来」
    • Place of Presentation
      高エネルギー加速器研究機構, つくば
    • Year and Date
      2015-11-25
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] Structure of $Z_c(3900)$ from coupled-channel scattering on the lattice2015

    • Author(s)
      Yoichi Ikeda
    • Organizer
      Symposium on `Quarks to Universe in Computational Science (QUCS 2015)'
    • Place of Presentation
      Nara Kasugano International Forum, Nara
    • Year and Date
      2015-11-05
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Structure of $Z_c(3900)$ from lattice QCD2015

    • Author(s)
      Yoichi Ikeda
    • Organizer
      Frontiers in hadron and nuclear physics with strangeness and charm
    • Place of Presentation
      ECT*, Trento, Italy
    • Year and Date
      2015-10-23
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 格子QCDハドロン間相互作用を用いたZc(3900)の研究2015

    • Author(s)
      池田陽一
    • Organizer
      日本物理学会2015年秋季大会
    • Place of Presentation
      大阪市立大学杉本町キャンパス, 大阪
    • Year and Date
      2015-09-25
    • Related Report
      2015 Annual Research Report
  • [Presentation] $Z_c(3900)$ from coupled-channel HAL QCD approach on the lattice2015

    • Author(s)
      Yoichi Ikeda
    • Organizer
      The 33rd International Symposium on Lattice Field Theory (Lattice2015)
    • Place of Presentation
      Kobe International Conference Center, Kobe
    • Year and Date
      2015-07-15
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] On the structure of $Z_c(3900)$ from lattice QCD2015

    • Author(s)
      Yoichi Ikeda
    • Organizer
      The 10th International Workshop on the Physics of Excited Nucleons (NSTAR2015)
    • Place of Presentation
      Osaka Univ., Osaka
    • Year and Date
      2015-05-27
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] 格子QCDによるZc(3900)の構造の研究2015

    • Author(s)
      池田陽一
    • Organizer
      日本物理学会 第70回年次大会
    • Place of Presentation
      早稲田大学早稲田キャンパス
    • Year and Date
      2015-03-21 – 2015-03-24
    • Related Report
      2014 Research-status Report
  • [Presentation] Structure of Charmed Tetraquarks from LQCD2015

    • Author(s)
      Y. Ikeda
    • Organizer
      Long-term workshop on ``Hadrons and Hadron Interactions in QCD 2015 (HHIQCD2015)''
    • Place of Presentation
      YITP, Kyoto
    • Year and Date
      2015-03-02 – 2015-03-06
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Structure of Charmed Tetraquarks from LQCD2015

    • Author(s)
      Y. Ikeda
    • Organizer
      Workshop on ``Multi-Hadron and Nonlocal Matrix Elements in Lattice QCD''
    • Place of Presentation
      BNL, NY, USA
    • Year and Date
      2015-02-05 – 2015-02-06
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Critical Stability in Meson-Baryon Systems from Lattice QCD2015

    • Author(s)
      Y. Ikeda
    • Organizer
      Workshop ``Critical Stability in Few-Body systems''
    • Place of Presentation
      RIKEN, Saitama
    • Year and Date
      2015-01-26 – 2015-01-30
    • Related Report
      2014 Research-status Report
  • [Presentation] Inter-quark potentials derived from Nambu-Bethe-Sapleter amplitudes on the lattice2014

    • Author(s)
      Y. Ikeda
    • Organizer
      Workshop ``Charm Hadron and Nuclear Physics''
    • Place of Presentation
      Tokyo Tech, Tokyo
    • Year and Date
      2014-11-10 – 2014-11-12
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Exploring structure of Lambda(1405)2014

    • Author(s)
      Y. Ikeda
    • Organizer
      Physics at J-PARC, Charm, Neutrino, Strangeness, and Spin
    • Place of Presentation
      Pohang, Korea
    • Year and Date
      2014-10-30 – 2014-10-31
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Hadronic interactions and exotic hadrons from lattice QCD2014

    • Author(s)
      Y. Ikeda
    • Organizer
      Advances and perspectives in computational nuclear physics
    • Place of Presentation
      Hawaii, USA
    • Year and Date
      2014-10-05 – 2014-10-07
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Lattice QCD survey of spectroscopy and hadron interactions2014

    • Author(s)
      Y. Ikeda
    • Organizer
      International Conference on Exotic Atoms and Related Topics - EXA2014
    • Place of Presentation
      Vienna, Austria
    • Year and Date
      2014-09-15 – 2014-09-19
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Hadron interactions and exotic hadrons on the lattice2014

    • Author(s)
      Y. Ikeda
    • Organizer
      XIth Quark Confinement and the Hadron Spectrum
    • Place of Presentation
      Saint-Petersburg, Russia
    • Year and Date
      2014-09-08 – 2014-09-12
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Charmed Tetraquarks and Meson-Meson Interactions from LQCD2014

    • Author(s)
      Y. Ikeda
    • Organizer
      Second workshop on ``Structure and production of charmed baryons''
    • Place of Presentation
      Tokai, Ibaraki
    • Year and Date
      2014-08-07 – 2014-08-09
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Search for exotic hadrons on the lattice2014

    • Author(s)
      Y. Ikeda
    • Organizer
      6th Asia-Pacific Conference on Few-body Problems in Physics (APFB2014)
    • Place of Presentation
      Hahndorf, Australia
    • Year and Date
      2014-04-07 – 2014-04-11
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Search for possible bound Tcc and Tcs on the lattice2013

    • Author(s)
      Y. Ikeda 他
    • Organizer
      31th International Symposium on Lattice Field Theory
    • Place of Presentation
      マインツ、ドイツ
    • Related Report
      2013 Research-status Report
  • [Presentation] Interaction between nucleon and negative-parity Lambda from flavour SU(3) LQCD simulation2013

    • Author(s)
      Y. Ikeda
    • Organizer
      ``Strangeness in the Universe?'' -- Theoretical and experimental progress and challenges --
    • Place of Presentation
      トレント、イタリア
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] 格子QCDからダイクォーク相関を探る2013

    • Author(s)
      池田陽一
    • Organizer
      ミニ研究会「チャームバリオンの構造と生成」
    • Place of Presentation
      J-PARC、茨城
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] 格子QCD計算によるheavy Qを含む中間子間相互作用の研究 -- TccおよびTcsの探索 --2013

    • Author(s)
      池田陽一
    • Organizer
      RCNP/九大研究会「ハドロン物理と原子核物理のクロスオーバー」
    • Place of Presentation
      九州大学、福岡
    • Related Report
      2013 Research-status Report
  • [Presentation] 格子QCD計算によるheavy Qを含む中間子間相互作用の研究 -- TccおよびTcsの探索 --2013

    • Author(s)
      池田陽一
    • Organizer
      原子核媒質中のハドロン研究=魅力と課題
    • Place of Presentation
      J-PARC、茨城
    • Related Report
      2013 Research-status Report
    • Invited

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Published: 2014-07-25   Modified: 2019-07-29  

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