OOKOCHI Yutaka 大河内豊

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OOKOUCHI Yutaka 大河内豊

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Researcher Number	40599990
Other IDs	https://orcid.org/0009-0008-2721-2034
Affiliation (Current)	2026: 九州大学, 基幹教育院, 教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 九州大学, 基幹教育院, 教授 2015 – 2022: 九州大学, 基幹教育院, 准教授 2015: 九州大学, 基幹教育院自然科学理論系部門, 准教授 2013 – 2015: 九州大学, 学内共同利用施設等, 准教授 2013: 九州大学, 基幹教育院, 准教授
Review Section/Research Field	Principal Investigator Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Particle/Nuclear/Cosmic ray/Astro physics Except Principal Investigator Science and Engineering / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords	Principal Investigator 超弦理論 / 真空崩壊 / 準安定状態 / 宇宙定数 / 触媒効果 / クインテッセンス / 標準宇宙理論 / 準安定性 / 高次元理論 / 真空の相転移 … More / 素粒子物理学 / 宇宙項 / 弦理論における４次元宇宙 / 特異点を持つバウンス解 / KKバブル / カルツァクライン真空 / 素粒子論 / 弦理論 / ヒッグス真空 / 時空の崩壊 / ストリングクラウド / ブラックホール / 宇宙論からの制限 / コンパクト化 / 素粒子（理論） / 最軽量超対称性粒子の放射 / アハロノフボームR紐 / 弦理論におけるDielectric ブレーン / 不純物による準安定状態の崩壊 / 弦理論の準安定状態 / 有限温度効果 / 超弦理論における制限 … More Except Principal Investigator 超弦理論 / 素粒子論 / ブラックホール / D-ブレイン / TTbar変形 / ヤン-バクスター変形 / 一般化された超重力理論 / AdS/CFT / 非幾何学時空 / Chern-Simons理論 / 可積分模型 / カオス / 可積分性 / 超重力理論 / 加速器物理 / 弦理論 / ハドロン散乱 / 統一理論 / 素粒子理論 Less

Construction of the Standard Cosmology in string theory via catalytic effectPrincipal Investigator
- Principal Investigator
  
  大河内豊
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kyushu University
An Approach to the Cosmological Constant Problem via Catalyzed Vacuum TransitionsPrincipal Investigator
- Principal Investigator
  
  Ookouchi Yutaka
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kyushu University
D-branes and black holes in generalized supergravity emerging from superstring theory
- Principal Investigator
  
  Yoshida Kentaroh
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kyoto University
Catalytic decay of metastable Higgs vacuumPrincipal Investigator
- Principal Investigator
  
  Ookouchi Yutaka
- Project Period (FY)
  2017 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Kyushu University
Neutrino physics and the origin of the Universe
- Principal Investigator
  
  Kitano Ryuichiro
- Project Period (FY)
  2013 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  High Energy Accelerator Research Organization
Constraints from vacuum stability and light particles in string theoryPrincipal Investigator
- Principal Investigator
  
  Ookouchi Yutaka
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Kyushu University
From Telascale Physics to String Theory
- Principal Investigator
  
  Watari Taizan
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo

All 2022 2021 2020 2019 2018 2017 2016 2015 2014 Other

All Journal Article Presentation Book

[Book] 超対称性の破れ　～場の理論から弦理論まで～2017
- Author(s)
  大河内豊
- Total Pages
  192
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PLANNED-25105011
[Book] 超対称性の破れ2017
- Author(s)
  大河内豊
- Total Pages
  192
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PROJECT-25800144
[Journal Article] Catalytic creation of a bubble universe induced by quintessence in five dimensions2021
- Author(s)
  Koga Issei、Ookouchi Yutaka
- Journal Title
  
  Physical Review D
  
  Volume: 104 Issue: 12 Pages: 126015-126015
- DOI
  10.1103/physrevd.104.126015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03932
[Journal Article] Instability of Higgs Vacuum via String Cloud2020
- Author(s)
  Issei Koga, Sachiko Kuroyanagi, Yutaka Ookouchi
- Journal Title
  
  Physics Letter B
  
  Volume: 800 Pages: 135093-135093
- DOI
  10.1016/j.physletb.2019.135093
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05419, KAKENHI-PROJECT-17K14282
[Journal Article] Catalytic Creation of Baby Bubble Universe with Small Positive Cosmological Constant2019
- Author(s)
  Issei Koga, Yutaka Ookouchi
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 10 Issue: 10 Pages: 281-281
- DOI
  10.1007/jhep10(2019)281
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05419
[Journal Article] Baryon as Impurity for Phase Transition in String Landscape2016
- Author(s)
  Aya Kasai, Yuichiro Nakai, Yutaka Ookouchi
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 1606 Issue: 6 Pages: 029-029
- DOI
  10.1007/jhep06(2016)029
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-25105011
[Journal Article] Thermal Effects on Decays of a Metastable Brane Configuration2016
- Author(s)
  Yuichiro Nakai, Yutaka Ookouchi
- Journal Title
  
  Physics Letters B
  
  Volume: 762 Pages: 321-326
- DOI
  10.1016/j.physletb.2016.09.050
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-25105011, KAKENHI-PROJECT-25800144, KAKENHI-INTERNATIONAL-15K21734
[Journal Article] Radiation of Supersymmetric Particles from Aharonov-Bohm R-string2015
- Author(s)
  Yutaka Ookouchi and Takahiro Yonemoto
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 1502 Issue: 2 Pages: 164-164
- DOI
  10.1007/jhep02(2015)164
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25800144, KAKENHI-PLANNED-23104010, KAKENHI-PLANNED-25105011
[Journal Article] Gravitational Correction to Fuzzy String in Metastable Brane Configuration2015
- Author(s)
  Aya Kasai, Yutaka Ookouchi
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 1506 Issue: 6 Pages: 098-098
- DOI
  10.1007/jhep06(2015)098
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-ORGANIZER-25105001, KAKENHI-PLANNED-23104010, KAKENHI-PLANNED-25105011
[Journal Article] Decay of False Vacuum via Fuzzy Monopole in String Theory2015
- Author(s)
  Aya Kasai, Yutaka Ookouchi
- Journal Title
  
  Physical Review D
  
  Volume: 91 Issue: 12 Pages: 126002-126002
- DOI
  10.1103/physrevd.91.126002
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PLANNED-25105011, KAKENHI-PLANNED-23104010
[Journal Article] More on cosmological constraints on spontaneous R-symmetry breaking models2014
- Author(s)
  Y. Hamada, K. Kamada, T. Kobayashi, Y. Ookouchi
- Journal Title
  
  JCAP01
  
  Volume: 01 Issue: 01 Pages: 24-24
- DOI
  10.1088/1475-7516/2014/01/024
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244030, KAKENHI-PLANNED-25105011, KAKENHI-PROJECT-25400252, KAKENHI-PROJECT-25800144
[Journal Article] Discrete gauge symmetry and Aharonov-Bohm radiation in string theory2014
- Author(s)
  Y. Ookouchi
- Journal Title
  
  JHEP
  
  Volume: 1401 Issue: 1 Pages: 049-049
- DOI
  10.1007/jhep01(2014)049
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-23104010, KAKENHI-PLANNED-25105011, KAKENHI-PROJECT-25800144
[Presentation] Two approaches to the dark energy on bubble universe in string theory2022
- Author(s)
  大河内豊
- Organizer
  Kagoshima Workshop on Quantum Aspects of Gravitation
- Invited
- Data Source
  KAKENHI-PROJECT-20K03932
[Presentation] Catalytic creation of bubble universe induced by quintessence in five dimensions2021
- Author(s)
  古賀一成，大河内豊
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-20K03932
[Presentation] Catalytic creation of bubble universe induced by quintessence in five dimensions2021
- Author(s)
  古賀一成，　大河内豊
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Catalytic Creation of Baby Bubble Universe with Small Positive Cosmological Constant2020
- Author(s)
  大河内豊
- Organizer
  Particle Physics and Cosmology 2020
- Invited
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Catalytic Creation of Baby Bubble Universe with Small Positive Cosmological Constant2019
- Author(s)
  大河内豊
- Organizer
  大阪市立大学　理学部　セミナー講演
- Invited
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Catalytic Creation of Baby Bubble Universe with Small Positive Cosmological Constant2019
- Author(s)
  大河内豊
- Organizer
  KEK Theory 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Decay of false vacua via impurities in string theories2018
- Author(s)
  Yutaka Ookouchi
- Organizer
  Corfu 2018 "The Workshop on the Standard Model and Beyond"
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] KKLTシナリオの相転移現象における触媒効果2018
- Author(s)
  棚橋典大, 大河内豊, 中井雄一郎
- Organizer
  2018年日本物理学会秋季大会
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Decay of false vacua via impurities in string theories2018
- Author(s)
  Yutaka Ookouchi
- Organizer
  Miami 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] 初期宇宙における触媒効果とマルチバース2017
- Author(s)
  大河内豊
- Organizer
  京都大学白眉センター主催　白眉の日
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Decay of False Vacua via Impurities in String Landscape2017
- Author(s)
  大河内豊
- Organizer
  ニュートリノフロンティアの融合と進化
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05419
[Presentation] Decay of False Vacua via Impurities in String Landscape2017
- Author(s)
  大河内豊
- Organizer
  新学術領域研究「ニュートリノフロンティアの融合と進化」研究会 2017
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] ストリングランドスケープとマルチバース2016
- Author(s)
  大河内豊
- Organizer
  シンポジウム「現在という謎」
- Place of Presentation
  立正大学（東京都品川区）
- Year and Date
  2016-12-17
- Invited
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Decay of False Vacuum via Fuzzy Monopole in String Theory2015
- Author(s)
  大河内豊
- Organizer
  KEK String 2015
- Place of Presentation
  高エネルギー加速器研究機構（茨城県つくば市）
- Year and Date
  2015-02-05
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Decay of False Vacuum via Fuzzy Monopole in String Theory2015
- Author(s)
  Kasai Aya and Yutaka Ookouchi
- Organizer
  橋本研究室 closing 研究会
- Place of Presentation
  理化学研究所
- Year and Date
  2015-02-22
- Invited
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2015
- Author(s)
  Yutaka Ookouchi
- Organizer
  KEK String 2015
- Place of Presentation
  高エネルギー加速器研究機構
- Year and Date
  2015-01-28
- Invited
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2015
- Author(s)
  大河内豊
- Organizer
  橋本研究室 closing 研究会
- Place of Presentation
  理化学研究所（埼玉県和光市）
- Year and Date
  2015-01-28
- Invited
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Introduction to Decay of False Vacuum via Fuzzy Monopole in String Theory2015
- Author(s)
  Aya Kawai and Yutaka Ookouchi
- Organizer
  北海道大学　理学部　素粒子論研究室　セミナー
- Place of Presentation
  北海道大学　理学部
- Year and Date
  2015-01-16
- Invited
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2014
- Author(s)
  大河内豊
- Organizer
  日本物理学会秋季大会
- Place of Presentation
  佐賀大学（佐賀県佐賀市）
- Year and Date
  2014-09-21
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2014
- Author(s)
  Yutaka Ookouchi
- Organizer
  日本物理学会
- Place of Presentation
  佐賀大学
- Year and Date
  2014-09-12
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2014
- Author(s)
  大河内豊
- Organizer
  YITP Workshop “Strings and Fields”
- Place of Presentation
  京都大学基礎物理学研究所（京都府京都市）
- Year and Date
  2014-07-22
- Data Source
  KAKENHI-PLANNED-25105011
[Presentation] Discrete Gauge Symmetry and Aharonov-Bohm Radiation in String Theory2014
- Author(s)
  Yutaka Ookouchi
- Organizer
  YITP Workshop “Strings and Fields”
- Place of Presentation
  京都大学　基礎物理学研究所
- Year and Date
  2014-07-22
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Aharonov-Bohm radiation in string theory
- Author(s)
  大河内豊
- Organizer
  京都大学　素粒子論研究室　セミナー講演
- Place of Presentation
  京都大学　理学部
- Invited
- Data Source
  KAKENHI-PROJECT-25800144
[Presentation] Aharonov-Bohm radiation in string theory
- Author(s)
  大河内豊
- Organizer
  大阪市立大学　素粒子論研究室　セミナー講演
- Place of Presentation
  大阪市立大学　理学部
- Invited
- Data Source
  KAKENHI-PROJECT-25800144

1. Kitano Ryuichiro (50543451)

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2. Watari Taizan (40451819)

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3. TAKAYANAGI Tadashi (10432353)

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4. Yoshida Kentaroh (30544928)

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5. 伊部昌宏 (50599008)

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6. Chung Yu-Chieh (40624135)

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7. Kehayias John (30624142)

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8. Gang Dong-Min (50748853)

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9. Weissenbacher Matthias (80775677)

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10. 綿村哲 (00201252)

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11. 村田佳樹 (00707804)

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12. 酒谷雄峰 (40636403)

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13. 橋本幸士 (80345074)

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14. 吉岡興一 (80363323)

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15. ENDO motoi

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16. KAWASAKI masahiro

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17. MATSUMOTO shigeki

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18. Nakai Yuichiro

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19. NISHIO Ryoichi

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20. 小林達夫

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OOKOCHI Yutaka 大河内 豊

OOKOUCHI Yutaka 大河内 豊

Research Projects

Research Products

Co-Researchers

Construction of the Standard Cosmology in string theory via catalytic effectPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

An Approach to the Cosmological Constant Problem via Catalyzed Vacuum TransitionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

D-branes and black holes in generalized supergravity emerging from superstring theory

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Catalytic decay of metastable Higgs vacuumPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Neutrino physics and the origin of the Universe

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Constraints from vacuum stability and light particles in string theoryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

From Telascale Physics to String Theory

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Book] 超対称性の破れ ～場の理論から弦理論まで～2017

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Data Source

[Book] 超対称性の破れ2017

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[Journal Article] Catalytic creation of a bubble universe induced by quintessence in five dimensions2021

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Journal Title

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Data Source

[Journal Article] Instability of Higgs Vacuum via String Cloud2020

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Journal Title

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[Journal Article] Catalytic Creation of Baby Bubble Universe with Small Positive Cosmological Constant2019

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[Journal Article] Baryon as Impurity for Phase Transition in String Landscape2016

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[Journal Article] Thermal Effects on Decays of a Metastable Brane Configuration2016

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Journal Title

OOKOCHI Yutaka 大河内豊

OOKOUCHI Yutaka 大河内豊

[Book] 超対称性の破れ　～場の理論から弦理論まで～2017