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Sekihara Takayasu  関原 隆泰

ORCIDConnect your ORCID iD *help
Researcher Number 20635693
Other IDs
Affiliation (Current) 2025: 京都府立大学, 生命環境科学研究科, 准教授
Affiliation (based on the past Project Information) *help 2025: 京都府立大学, 生命環境科学研究科, 准教授
2016 – 2017: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門 先端基礎研究センター, 研究職
2015: 大阪大学, 核物理研究センター, 特別研究員(PD)
Review Section/Research Field
Principal Investigator
Particle/Nuclear/Cosmic ray/Astro physics
Except Principal Investigator
Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
Keywords
Principal Investigator
カイラル対称性 / 量子色力学 / 強い相互作用 / エキゾチックハドロン / 共鳴状態 / 波動関数 / 複合性 / ハドロン分子状態
Except Principal Investigator
カイラル動力学 / ソレノイド検出器 / 量子色力学(QCD) / J-PARC / K中間子原子核
  • Research Projects

    (2 results)
  • Research Products

    (47 results)
  • Co-Researchers

    (7 People)
  •  Investigation of the spatial size of kaonic nuclei

    • Principal Investigator
      橋本 直
    • Project Period (FY)
      2025 – 2028
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
    • Research Institution
      Institute of Physical and Chemical Research
  •  Studying molecular structure of hadron resonances from wave function and compositenessPrincipal Investigator

    • Principal Investigator
      Sekihara Takayasu
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Particle/Nuclear/Cosmic ray/Astro physics
    • Research Institution
      Japan Atomic Energy Agency
      Osaka University

All 2018 2017 2016 2015

All Journal Article Presentation

  • [Journal Article] Theoretical analysis on the K^- 3He -> Λ p n reaction in the J-PARC E15 experiment2018

    • Author(s)
      T. Sekihara, E. Oset, A. Ramos
    • Journal Title

      Proceedings of Science

      Volume: 310 Pages: 199-199

    • DOI

      10.22323/1.310.0199

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] Exotic-Hadron Signature by Constituent-Counting Rule in Perturbative QCD2017

    • Author(s)
      W.C.Chang, H.Kawamura, S.Kumano and T.Sekihara
    • Journal Title

      JPS Conference Proceedings

      Volume: 13 Pages: 020047-020047

    • DOI

      10.7566/jpscp.13.020047

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K05061, KAKENHI-PROJECT-15K17649, KAKENHI-PLANNED-25105010
  • [Journal Article] Dynamically Generated Ξ(1690)2017

    • Author(s)
      T. Sekihara
    • Journal Title

      JPS Conference Proceedings

      Volume: 17

    • DOI

      10.7566/jpscp.17.072007

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] What Makes the Peak Structure of the Lambda p Invariant-mass Spectrum in the K^- 3He -> Lambda p n Reaction?2017

    • Author(s)
      T. Sekihara, E. Oset, A. Ramos
    • Journal Title

      Acta Physica Polonica B

      Volume: 48 Issue: 10 Pages: 1869-1869

    • DOI

      10.5506/aphyspolb.48.1869

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] Two-body Wave Functions, Compositeness, And The Internal Structure Of Dynamically Generated Resonances2017

    • Author(s)
      Sekihara Takayasu、Hyodo Tetsuo、Jido Daisuke、Yamagata-sekihara Junko、Yasui Shigehiro
    • Journal Title

      PoS

      Volume: INPC2016 Pages: 289-289

    • DOI

      10.22323/1.281.0289

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-25247036, KAKENHI-PROJECT-15K17649
  • [Journal Article] Two-body wave functions and compositeness from scattering amplitudes: General properties with schematic models2017

    • Author(s)
      T. Sekihara
    • Journal Title

      Physical Review C

      Volume: 95 Issue: 2

    • DOI

      10.1103/physrevc.95.025206

    • NAID

      120006502090

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] The Peak Structure in the In-Flight 3He(K-, Λp)n Reaction Around the KbarNN Threshold2017

    • Author(s)
      T. Sekihara, E. Oset, and A. Ramos
    • Journal Title

      JPS conference proceedings

      Volume: 13

    • DOI

      10.7566/jpscp.13.020002

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] Weak decays of heavy hadrons into dynamically generated resonances2016

    • Author(s)
      E. Oset et al. (27人中19番目)
    • Journal Title

      Weak decays of heavy hadrons into dynamically generated resonances

      Volume: E25 Issue: 01 Pages: 1630001-1630001

    • DOI

      10.1142/s0218301316300010

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25400254, KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538
  • [Journal Article] Constituent-counting rule in photoproduction of hyperon resonances2016

    • Author(s)
      W.-C. Chang, S. Kumano and T. Sekihara
    • Journal Title

      Phys. Rev. D

      Volume: 93 Issue: 3 Pages: 034006-034006

    • DOI

      10.1103/physrevd.93.034006

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PLANNED-25105010, KAKENHI-PROJECT-15J06538
  • [Journal Article] On the structure observed in the in-flight 3He(K-, Λp)n reaction at J-PARC2016

    • Author(s)
      T. Sekihara, E. Oset, and A. Ramos
    • Journal Title

      Progress of Theoretical and Experimental Physics

      Volume: 2016 Issue: 12 Pages: 123D03-123D03

    • DOI

      10.1093/ptep/ptw166

    • NAID

      130006243917

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Journal Article] Compositeness of baryonic resonances: Application to the Δ(1232), N(1535), and N(1650) resonances2016

    • Author(s)
      T. Sekihara, T. Arai, J. Yamagata-Sekihara and S. Yasui
    • Journal Title

      Phys. Rev. C

      Volume: 93 Issue: 3 Pages: 035204-035204

    • DOI

      10.1103/physrevc.93.035204

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538
  • [Journal Article] Theoretical study of photoproduction of η'N bound state on deuteron target with forward proton emission2016

    • Author(s)
      Takayasu Sekihara, Shuntaro Sakai, Daisuke Jido
    • Journal Title

      Physical Review

      Volume: D94 Issue: 2 Pages: 025203-025203

    • DOI

      10.1103/physrevc.94.025203

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-25400254, KAKENHI-PROJECT-15K17649
  • [Journal Article] Comprehensive analysis of the wave function of a hadronic resonance and its compositeness2015

    • Author(s)
      Takayasu Sekihara, Tetsuo Hyodo, Daisuke Jido
    • Journal Title

      Progress in Theoretical and Experimental Physics

      Volume: 2015 Issue: 6 Pages: 1-32

    • DOI

      10.1093/ptep/ptv081

    • NAID

      120005848308

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-25400254, KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538, KAKENHI-PROJECT-24740152
  • [Journal Article] Internal Structure of Exotic Hadrons by High-Energy Exclusive Reactions2015

    • Author(s)
      H. Kawamura, S. Kumano and T. Sekihara
    • Journal Title

      JPS Conf. Proc.

      Volume: 8 Pages: 022005-022005

    • DOI

      10.7566/jpscp.8.022005

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PLANNED-25105010, KAKENHI-PROJECT-15J06538
  • [Journal Article] Testing the molecular nature of Ds0*(2317) and D0*(2400) in semileptonic Bs and B decays2015

    • Author(s)
      F. S. Navarra, M. Nielsen, E. Oset and T. Sekihara
    • Journal Title

      Phys. Rev. D

      Volume: 92 Issue: 1 Pages: 014031-014031

    • DOI

      10.1103/physrevd.92.014031

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538
  • [Journal Article] Ξ(1690) as a Kbar Σ molecular state2015

    • Author(s)
      T. Sekihara
    • Journal Title

      Prog. Theor. Exp. Phys.

      Volume: 2015 Issue: 9 Pages: 091D01-091D01

    • DOI

      10.1093/ptep/ptv129

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538
  • [Journal Article] Determining Compositeness of Hadronic Resonances: the Λ(1405) Radiative Decay and the a0(980)- f0(980) Mixing2015

    • Author(s)
      T. Sekihara and S. Kumano
    • Journal Title

      JPS Conf. Proc.

      Volume: 8 Pages: 022006-022006

    • DOI

      10.7566/jpscp.8.022006

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PLANNED-25105010, KAKENHI-PROJECT-15J06538
  • [Journal Article] Constraint on K Kbar compositeness of the a0(980) and f0(980) resonances from their mixing intensity2015

    • Author(s)
      T. Sekihara and S. Kumano
    • Journal Title

      Phys. Rev. D

      Volume: 92 Issue: 3 Pages: 034010-034010

    • DOI

      10.1103/physrevd.92.034010

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PLANNED-25105010, KAKENHI-PROJECT-15J06538
  • [Journal Article] Investigating the nature of light scalar mesons with semileptonic decays of D mesons2015

    • Author(s)
      T. Sekihara and E. Oset
    • Journal Title

      Phys. Rev. D

      Volume: 92 Issue: 5 Pages: 054038-054038

    • DOI

      10.1103/physrevd.92.054038

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649, KAKENHI-PROJECT-15J06538
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2017

    • Author(s)
      T. Sekihara, E. Oset, and A. Ramos
    • Organizer
      International Workshop on Strangeness Nuclear Physics 2017
    • Place of Presentation
      大阪電通大学駅前キャンパス (大阪府寝屋川市)
    • Year and Date
      2017-03-12
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] 中間子交換模型で NΩ ダイバリオン系は束縛するか?2017

    • Author(s)
      関原 隆泰, 神谷 有輝, 兵藤 哲雄
    • Organizer
      日本物理学会 2017 年秋季大会
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Compositeness for the N* and Δ* resonances from the πN scattering amplitude2017

    • Author(s)
      T. Sekihara
    • Organizer
      11th APCTP-BLTP JINR-PNPI NRC KI-SPbU Joint Workshop "Modern problems in nuclear and elementary particle physics"
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Compositeness of dynamically generated resonances2017

    • Author(s)
      T. Sekihara
    • Organizer
      ECT* workshop "The Charm and Beauty of the Strong Interactions"
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Compositeness for the N* and Δ* resonances from the πN scattering amplitude2017

    • Author(s)
      T. Sekihara
    • Organizer
      Strangeness and charm in hadrons and dense matter
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2017

    • Author(s)
      T. Sekihara, E. Oset and A. Ramos
    • Organizer
      Strangeness and charm in hadrons and dense matter
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2017

    • Author(s)
      T. Sekihara, E. Oset and A. Ramos
    • Organizer
      2nd Jagiellonian Symposium on Fundamental and Applied Subatomic Physics
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2017

    • Author(s)
      T. Sekihara, E. Oset and A. Ramos
    • Organizer
      Hadron 2017 - XVII International Conference on Hadron Spectroscopy and Structure
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] The fate of the dynamically generated N(1535), N(1650), Λ(1405), and Ξ(1690) resonances in chiral dynamics2016

    • Author(s)
      関原隆泰
    • Organizer
      日本物理学会第 71 回年次大会
    • Place of Presentation
      東北学院大学(宮城県、仙台市)
    • Year and Date
      2016-03-19
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Theoretical study of photoproduction of η'N bound state on deuteron target2016

    • Author(s)
      関原 隆泰, 酒井 俊太郎, 慈道 大介
    • Organizer
      日本物理学会 2016 年秋季大会
    • Place of Presentation
      宮崎大学木花キャンパス (宮崎県宮崎市)
    • Year and Date
      2016-09-21
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2016

    • Author(s)
      T. Sekihara, E. Oset, and A. Ramos
    • Organizer
      The 10th APCTP-BLTP/JINR-RCNP-RIKEN Joint Workshop on Nuclear and Hadronic Physics
    • Place of Presentation
      理化学研究所大河内記念ホール (埼玉県和光市)
    • Year and Date
      2016-08-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Wave functions and compositeness for hadron resonances from the scattering amplitude2016

    • Author(s)
      Takayasu Sekihara
    • Organizer
      The 31st Reimei WorkShop on Hadron Physics in Extreme Conditions at J-PARC
    • Place of Presentation
      KEK東海(茨城県、東海村)
    • Year and Date
      2016-01-18
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Two-body wave functions, compositeness, and the internal structure of dynamically generated resonances2016

    • Author(s)
      T. Sekihara, T. Hyodo, D. Jido, J. Yamagata-Sekihara, and S. Yasui
    • Organizer
      INPC2016 - 26th International Nuclear Physics Conference
    • Place of Presentation
      Adelaide, Australia
    • Year and Date
      2016-09-11
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Two-body wave functions and compositeness from the scattering amplitude2016

    • Author(s)
      T. Sekihara
    • Organizer
      Resonance and non-Hermitian quantum mechanics 2016
    • Place of Presentation
      大阪大学荒田記念館 (大阪府茨木市)
    • Year and Date
      2016-08-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Theoretical study of photoproduction of an η'N bound state on a deuteron target with forward proton emission2016

    • Author(s)
      T. Sekihara, S. Sakai, and D. Jido
    • Organizer
      MIN16 - Meson in Nucleus 2016
    • Place of Presentation
      京都大学基礎物理学研究所 (京都府京都市)
    • Year and Date
      2016-07-31
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2016

    • Author(s)
      T. Sekihara, E. Oset, and A. Ramos
    • Organizer
      MENU2016 - The 14th International Conference on Meson-Nucleon Physics and the Structure of the Nucleon
    • Place of Presentation
      京都大学百周年時計台記念館 (京都府京都市)
    • Year and Date
      2016-07-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Two-body wave functions and compositeness from scattering amplitudes2016

    • Author(s)
      T. Sekihara
    • Organizer
      2016 JAEA/ASRC Reimei Workshop: New exotic hadron matter at J-PARC
    • Place of Presentation
      Incheon, Korea
    • Year and Date
      2016-10-24
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Ξ(1690) as a Kbar Σ molecular state2016

    • Author(s)
      T. Sekihara
    • Organizer
      Hadron productions: Theory and Experiment
    • Place of Presentation
      Pohang, Korea
    • Year and Date
      2016-11-25
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Investigating the nature of scalar mesons with semi-leptonic decays of heavy mesons2016

    • Author(s)
      関原隆泰
    • Organizer
      日本-スペイン二国間交流事業に関する研究会
    • Place of Presentation
      東京工業大学(東京都、目黒区)
    • Year and Date
      2016-02-20
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Compositeness of the Δ(1232) resonance in πN scattering2016

    • Author(s)
      関原 隆泰, 荒井 啓志, 山縣-関原 淳子, 安井 繁宏
    • Organizer
      日本物理学会 2016 年秋季大会
    • Place of Presentation
      宮崎大学木花キャンパス (宮崎県宮崎市)
    • Year and Date
      2016-09-21
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] On the structure observed in the in-flight 3He ( K^- , Λ p ) n reaction at J-PARC2016

    • Author(s)
      関原 隆泰, E. Oset and A. Ramos
    • Organizer
      日本物理学会 2016 年秋季大会
    • Place of Presentation
      宮崎大学木花キャンパス (宮崎県宮崎市)
    • Year and Date
      2016-09-21
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Ξ(1690) as a Kbar Σ molecular state2015

    • Author(s)
      関原隆泰
    • Organizer
      KEK 理論センター研究会「原子核・ハドロン物理の理論的課題と将来」
    • Place of Presentation
      KEKつくば(茨城県、つくば市)
    • Year and Date
      2015-11-24
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Compositeness of the Δ(1232) resonance in πN scatterings2015

    • Author(s)
      Takayasu Sekihara
    • Organizer
      国際会議 NSTAR2015
    • Place of Presentation
      大阪大学(大阪府、吹田市)
    • Year and Date
      2015-05-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Ξ(1690) as a Kbar Σ molecular state2015

    • Author(s)
      Takayasu Sekihara
    • Organizer
      1st Hadron Spanish Network Days and Spanish-Japanese JSPS Workshop
    • Place of Presentation
      バレンシア大学、スペイン
    • Year and Date
      2015-06-15
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Ξ(1690) as a Kbar Σ molecular state2015

    • Author(s)
      Takayasu Sekihara
    • Organizer
      Hadron Nuclear Physics 2015
    • Place of Presentation
      クラビ、タイ
    • Year and Date
      2015-07-07
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Investigating the nature of scalar mesons with semi-leptonic decays of heavy mesons2015

    • Author(s)
      Takayasu Sekihara
    • Organizer
      チャームハドロンの構造と相互作用
    • Place of Presentation
      KEK東海(茨城県、東海村)
    • Year and Date
      2015-08-05
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] Ξ(1690) as a Kbar Σ molecular state2015

    • Author(s)
      Takayasu Sekihara
    • Organizer
      HYP2015
    • Place of Presentation
      東北大学(宮城県、仙台市)
    • Year and Date
      2015-09-07
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15K17649
  • [Presentation] η’-N 束縛状態の光生成2015

    • Author(s)
      関原隆泰
    • Organizer
      滞在型研究会 原子核媒質中のハドロン研究 III
    • Place of Presentation
      KEK東海(茨城県、東海村)
    • Year and Date
      2015-10-19
    • Data Source
      KAKENHI-PROJECT-15K17649
  • 1.  橋本 直 (20732952)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  藤田 真奈美 (70881663)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  KAWAMURA Hiroyuki
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 4.  HYODO Tetsuo
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 5.  SAKAI Shuntaro
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 6.  慈道 大介
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 7.  安井 繁宏
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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