Kitazawa Yoshihisa 北澤良久

… Alternative Names

Researcher Number	10195258
Other IDs
External Links
Affiliation (Current)	2021: 大学共同利用機関法人高エネルギー加速器研究機構, その他部局等, シニアフェロー 2021: 大学共同利用機関法人高エネルギー加速器研究機構, 素粒子原子核研究所, 教授
Affiliation (based on the past Project Information) *help	2004 – 2019: 大学共同利用機関法人高エネルギー加速器研究機構, 素粒子原子核研究所, 教授 2013: 高エネルギー加速器研究機構, 素粒子原子核研究所, 教授 2006: High Energy Accelerator Research Organization, Institute of Particle and Nuclear Studies, Professor 1999 – 2004: 高エネルギー加速器研究機構, 素粒子原子核研究所, 教授 1998: 東京工業大学, 大学院・理工学研究科, 助教授 … More
Review Section/Research Field	Principal Investigator Particle/Nuclear/Cosmic ray/Astro physics / 素粒子・核・宇宙線 / Science and Engineering Except Principal Investigator Science and Engineering / 素粒子・核・宇宙線 / Particle/Nuclear/Cosmic ray/Astro physics
Keywords	Principal Investigator 超弦理論 / IIB行列模型 / 非可換時空 / 行列模型 / 超対称性 / 非摂動論的定式化 / ブラックホール / 非可換幾何学 / 非可換場の理論 / de Sitter時空 … More Except Principal Investigator 弦理論 / 量子重力 / 行列模型 / 2次元重力 / 二次元重力理論 / 統一理論 / 位相的場の理論 / ヒッグス粒子 / 無限次元代数 / ディラトン / 繰り込み群 / 2+ε次元 / 超弦理論 / 超対称性 / matrix model / 共形場理論の変形 / 無限個の保存量 / ランダム面のフラクタル次元 / 動場のユニヴァ-サリティクラス / 2+1次元のトポロジカルなゲ-ジ理論 / エニオン超伝導 / ねじれたN=2理論 / 高温超伝導 / 共形場理論 / W代数 / BRSTコホモロジー / ビラソロ代数 / 臨界指数 / ストリング理論 / マトリックス模型 / IIBマトリックス模型 / 非摂動効果 / アインシュタイン理論 / 数値物理 / 統一模型 / 非可検時空 / 4次元重力 / 3次反ドジッター空間 / 超対称リー代数 / インフレーション / ゆらぎ / 超重力理論 / 宇宙背景放射 / 原始重力波 / インフレーション宇宙 / 暗黒物質 / 宇宙論 / 究極理論 / CMBゆらぎ / 素粒子論 / インフレーション宇宙模型 / 修正重力理論 / Ｂモード / 宇宙ゆらぎ / インフレーション宇宙モデル / Bモード / 超重力統一理論 / 重力波 / cosmological problem / quantum gravity / de Sitter space / infrared divergence / cosmological inflation / higher dimensions / 宇宙項　台湾 / 量子重力　台湾 / de Sitter空間　台湾 / 赤外発散　台湾 / 宇宙インフレーション　台湾 / 高次元理論　台湾 / 宇宙項 / de Sitter空間 / 赤外発散 / Liouville理論 / 国際研究者交流 / 交際情報交換 / 国際共同研究 / 標準模型 / 自発的対称性の破れ / ブラックホ-ル / 超共形代数 / 対称性の自発的破れ / 低エネルギ-定理 / 超共形不変 / フュ-ジョン則 / Higgs Particle / Standard Model / Spontaneous Symmetry breaking / Supersymmetry / Black Hole / Topological Field Theory / Superconformal Algebra / Two-Dimensional Gravity / くりこみ群 / ブラックホールの量子論 / ∈展開 / ランダム面 / 二展開 / 弦の場の理論 / 共形場の理論 / Quantum gravity / Two dimensional gravity / Renormaliztion group / String Theory / Quantum black hole / epsilon expansion / Unified theory / Random surface / 電気双極子能率 / CP非保存 / 光円錐量子化 / 固定点 / 宇宙のバリオン数 / supersymmetry / unified thoery / electric dipole moment / CP violation / dilaton / 2+epsilon dimensions / renormalization group Less

ダークエネルギーの時間依存性と微視的理論の研究Principal InvestigatorOngoing
- Principal Investigator
  
  北澤良久
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  High Energy Accelerator Research Organization
Cosmological constant problem, gravity loop and instanton corrections
- Principal Investigator
  
  INAMI Takeo
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The Institute of Physical and Chemical Research
  Chuo University
Unified understandings of space-time structure and non-equilibrium physicsPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  High Energy Accelerator Research Organization
Quest for the ultimate theory on the basis of direct observations of the early evolution of the universe
- Principal Investigator
  
  KODAMA Hideo
- Project Period (FY)
  2009 – 2013
- 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
Study of emergence of space-time in superstring theoryPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  High Energy Accelerator Research Organization
Investigations on closed strings and homogeneous spaces in matrix modelsPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa
- Project Period (FY)
  2003 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  High Energy Accelerator Research Organization
  高エネルギー加速器研究機構
Studies on Nonperturbative Effects in Superstring Theory Using Matrix ModelsPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa, 菅原寛孝
- Project Period (FY)
  2001 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  High Energy Accelerator Research Organization
  高エネルギー加速器研究機構
超弦理論の構成的定式化とニュートリノ質量の起源
- Principal Investigator
  
  磯暁
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Review Section
  
  Science and Engineering
- Research Institution
  高エネルギー加速器研究機構
行列模型による時空構造の非摂動論的研究Principal Investigator
- Principal Investigator
  
  北澤良久
- Project Period (FY)
  1999
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  高エネルギー加速器研究機構
行列模型によるスドクンブ理論の非摂動効果の研究Principal Investigator
- Principal Investigator
  
  北澤良久
- Project Period (FY)
  1998
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Research Institution
  Tokyo Institute of Technology
Universality of Superstring Matrix ModelPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa
- Project Period (FY)
  1998 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  High Energy Accelerator research Organization (KEK)
  Tokyo Institute of Technology
量子重力とストリング理論の非摂動効果
- Principal Investigator
  
  川合光
- Project Period (FY)
  1997
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  高エネルギー加速器研究機構
Quantum gravity in 2+epsilon dimensions and renormalization groupPrincipal Investigator
- Principal Investigator
  
  KITAZAWA Yoshihisa
- Project Period (FY)
  1994 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  Tokyo Institute of Technology
2次元量子重力理論の代数的構造
- Principal Investigator
  
  坂井典佑
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tokyo Institute of Technology
高次元量子重力及び弦理論の研究Principal Investigator
- Principal Investigator
  
  北沢良久
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  Tokyo Institute of Technology
Study of Quantum Gravity
- Principal Investigator
  
  NINOMIYA Masao
- Project Period (FY)
  1993 – 1995
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  KYOTO UNIVERSITY
Supersymmetry and unified theories
- Principal Investigator
  
  SAKAI Norisuke
- Project Period (FY)
  1993 – 1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  Tokyo Institute of Technology
量子重力理論における無限次元代数とその幾何学的理解
- Principal Investigator
  
  SAKAI Norisuke
- Project Period (FY)
  1992
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  Tokyo Institute of Technology
弦理論コンパクト化の量子重力
- Principal Investigator
  
  江口徹
- Project Period (FY)
  1990
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  The University of Tokyo
Structures and Interactions of Elementary Particles
- Principal Investigator
  
  IGI Keiji
- Project Period (FY)
  1990 – 1991
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  University of Tokyo
弦理論のコンパクト化の研究
- Principal Investigator
  
  EGUCHI Tohru
- Project Period (FY)
  1989
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  The University of Tokyo

[Journal Article] de Sitter Duality and Logarithmic Decay of Dark Energy2020
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa, and Takahiko Matsubara
- Journal Title
  
  Physical Review D
  
  Volume: D 101
- DOI
  10.1103/physrevd.101.023504
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K05336, KAKENHI-PROJECT-19K03835
[Journal Article] Entropy generation at the horizon diffuses the cosmological constant in 2D de Sitter space2019
- Author(s)
  Hiroyuki Kitamoto and Yoshihisa Kitazawa
- Journal Title
  
  Phys. Rev. D 99, 085015
  
  Volume: D 99
- DOI
  10.1103/physrevd.99.085015
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K05336
[Journal Article] Non-Gaussian and loop effects of inflationary correlation functions in BRST formalism2017
- Author(s)
  Hiroyuki Kitamoto , Yoshihisa Kitazawa , Ryota Kojima
- Journal Title
  
  Phys.Rev.D
  
  Volume: 96 Pages: 023535-023535
- DOI
  10.1103/physrevd.96.023535
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K05336
[Journal Article] Effective Lagrangian in de Sitter Spacetime2017
- Author(s)
  Hiroyuki Kitamoto, Yoshihia Kitazawa
- Journal Title
  
  Phys. Rev.D
  
  Volume: 95
- DOI
  10.1103/physrevd.95.025017
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-16K05336
[Journal Article] Time dependent couplings as observables in de Sitter space2014
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Int. J. Mod. Phys.
  
  Volume: 29 Pages: 1430016-1430016
- DOI
  10.1142/s0217751x14300166
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-23244057, KAKENHI-PROJECT-24540285
[Journal Article] Soft Gravitons Screen Couplings in de Sitter Space2013
- Author(s)
  H.Kitamoto, Y.Kitazawa
- Journal Title
  
  Phys. Rev
  
  Volume: D87 Pages: 124007-124007
- DOI
  10.1103/physrevd.87.124007
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006
[Journal Article] Soft gravitons screen coupling in de Sitter space2013
- Author(s)
  Kitamoto, Kitazawa
- Journal Title
  
  International Journal of Modern Physics Conference Series
  
  Volume: 21 Pages: 161-162
- DOI
  10.1142/s2010194513009616
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23244057, KAKENHI-PROJECT-24540285, KAKENHI-PLANNED-21111006
[Journal Article] Scheme dependence of quantum gravity on de Sitter background2013
- Author(s)
  H. Kitamoto, Y. Kitazawa
- Journal Title
  
  Nucl Phys
  
  Volume: B873 Pages: 325-342
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540285
[Journal Article] Soft gravitons effects in Kadanoff-Baym approach2013
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  JHEP
  
  Volume: 1310 Pages: 145-145
- DOI
  10.1007/jhep10(2013)145
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-23244057, KAKENHI-PROJECT-24540285
[Journal Article] Infra-red effects of Non-linear sigma model in de Sitter space2012
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Phys.Rev. D
  
  Volume: 85 Pages: 44062-44062
- DOI
  10.1103/physrevd.85.044062
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-23244057
[Journal Article] Non-linear sigma model in de Sitter space2011
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Phys.Rev.D
  
  Volume: 83
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Antisymmetric field in string gas cosmology2010
- Author(s)
  Igmar C.Rosas-Lopez, Yoshihisa KItazawa
- Journal Title
  
  Physical Review D
  
  Volume: 82:126005
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006
[Journal Article] Boltzmann equation in de Sitter space2010
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Nucl. Phys
  
  Volume: B839 Pages: 552-579
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Boltzmann equation in de Sitter space2010
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Nucl.Phys.B
  
  Volume: 839 Pages: 552-579
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Boltzmann equation in de Sitter space2010
- Author(s)
  Hiroyuki Kitamoto, Yoshihisa Kitazawa
- Journal Title
  
  Nuclear Physics B
  
  Volume: 839 Pages: 552-579
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006
[Journal Article] String coupling and interactions in type IIB matrix model.2009
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev
  
  Volume: 79 Pages: 106002-106002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Vertex operators of Type IIB matrix model via calculation of disk amplitudes2009
- Author(s)
  Yoshihisa Kitazawa, Toshikazu Negi
- Journal Title
  
  Nucl. Phys
  
  Volume: B817 Pages: 76-116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] String coupling and interactions in type IIB matrix model2009
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys.Rev. D79
  
  Pages: 106002-106002
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Vertex operators of Type IIB matrix model via calculation of disk amplitudes2009
- Author(s)
  Yoshihisa Kitazawa, Toshikazu Negi
- Journal Title
  
  Nucl.Phys.B 817
  
  Pages: 76-116
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] N=4 Supersymmetric Yang-Mills on S 3 in Plane Wave Matrix Model at Finite Temperature2009
- Author(s)
  Yoshihisa Kitazawa, Koichiro Matsumoto
- Journal Title
  
  Phys. Rev
  
  Volume: 79
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] N=4 Supersymmetric Yang-Mills on S**3 in Plane Wave Matrix Model at Finite Temperature2009
- Author(s)
  Yoshihisa Kitazawa, Koichiro Matsumoto
- Journal Title
  
  Phys.Rev. D79
  
  Pages: 65003-65003
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Superstring vertex operators in type IIB matrix model2008
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev
  
  Volume: 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Superstring vertex operators in type IIB matrix model2008
- Author(s)
  Satoshi Nagaoka, Yoshihisa Kitazawa
- Journal Title
  
  Phys. Rev. D77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Green-Schwarz superstring from type IIB matrix model2008
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev
  
  Volume: 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Green-Schwarz superstring from type IIB matrix model2008
- Author(s)
  Satoshi Nagaoka, Yoshihisa Kitazawa
- Journal Title
  
  Phys. Rev. D77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Progress toward the Determination of Complete Vertex Operators for The IIB Matrix Model2007
- Author(s)
  Yoshihisa Kitazawa, Shun'ya Mizoguchi, OsamuSaito
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 106002-106002
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Progress toward the Determination of Complete Vertex Operators for The llB Matrix Model2007
- Author(s)
  Yoshihisa Kitazawa, Shun'ya Mizoguchi, Osamu Saito
- Journal Title
  
  Phys.Rev. D75
  
  Pages: 106002-106002
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Graviton propagators in super gravity and noncommutative gauge theory2007
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys.Rev. D75
  
  Pages: 46007-46007
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Progress toward the Determination of Complete Vertex Operators for The IIB Matrix Model2007
- Author(s)
  Yoshihisa Kitazawa, Shun'ya Mizoguchi, Osamu Saito
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 106002-106002
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Progress toward the Determination of Complete Vertex Operators for The IIB Matrix Model2007
- Author(s)
  Y. Kitazawa, S. Mizoguchi, 0. Saito
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 106002-106002
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Progress toward the Determination of Complete Vertex Opelators for The IIB Matrix Model2007
- Author(s)
  Y. Kitazawa, S. Mizoguchi, O. Saito
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 106002-106002
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Graviton propagators in supergravity and noncommutative gauge theory2007
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev D75
  
  Pages: 46007-46007
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Graviton propagators in supergravity and noncommutative gauge theory2007
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev
  
  Volume: 75
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Graviton propagators in supergravity and noncommutative gauge theory2007
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 4007-4007
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Effective Actions of IIB Matrix Model on S 32007
- Author(s)
  Hiromichi Kaneko, Yoshihisa Kitazawa, Koichiro Matsumoto
- Journal Title
  
  Phys. Rev
  
  Volume: 76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Graviton propagators in supergravity and noncommutative gauge theory2007
- Author(s)
  Yoshihisa Kitazawa, Satoshi Nagaoka
- Journal Title
  
  Phys. Rev. D75
  
  Pages: 46007-46007
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Progress toward the Determination of Complete Vertex Operators for The IIB Matrix Model2007
- Author(s)
  Y Kitazawa, S Mizoguchi, O Saito
- Journal Title
  
  Phys. Rev. D
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Effective Actions of IIB Matrix Model on S^<**>32007
- Author(s)
  Kaneko, Kitazawa, Matsumoto
- Journal Title
  
  Physical Review D 76
  
  Pages: 84024-84024
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340066
[Journal Article] Fuzzy Spacetime with SU(3) Isometry in the IIB Matrix Model2006
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Phys.Rev D 73(to appear)
  
  Pages: 66001-66001
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Little llB matrix model2006
- Author(s)
  Yoshihisa Kitazawa, Shun'ya Mizoguchi, Osamu Saito
- Journal Title
  
  Phys.Rev. D74
  
  Pages: 46003-46003
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Fuzzy Spacetime with SU(3) Isometry in the IIB Matrix Model2006
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Phys. Rev. D D73
  
  Pages: 66001-66001
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Graviton Propagators on Fuzzy G/H2006
- Author(s)
  Y.Kitazawa, S.Nagaoka
- Journal Title
  
  JHEP 02
  
  Pages: 1-1
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Little IIB matrix model2006
- Author(s)
  Yoshihisa Kitazawa, Shun'ya Mizoguchi, Osamu Saito
- Journal Title
  
  Phys. Rev. D74
  
  Pages: 46003-46003
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Little IIB matrix model2006
- Author(s)
  Y Kitazawa, S Mizoguchi, O Saito
- Journal Title
  
  Phys. Rev. D74
  
  Pages: 46003-46003
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Fuzzy Spacetime with SU(3) Isometry in the IIB Matrix Model2006
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Phys. Rev. D73
  
  Pages: 66001-66001
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Stability of Fuzzy S^2xS^2xS^2 in IIB type Matrix Models2005
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Nucl. Phys. B725
  
  Pages: 93-93
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Wilson line correlators in N=4 non-commutative gauge theory on S^<**>2 x S^<**>2.2005
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl.Phys. B715
  
  Pages: 665-665
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Wilson line correlators in N=4 non-commutative gauge theory on S**2 x S**2.2005
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl. Phys. B715
  
  Pages: 665-665
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Stability of Fuzzy S^∧2xS^∧2xS^∧2 in IIB type Matrix Models2005
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Nucl. Phys. B 725
  
  Pages: 93-93
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Wilson Line Correlators in N=4 Non-commutative Gauge Theory on S^2xS^2□2005
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl.Phys. B715
  
  Pages: 665-694
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Wilson line carrelators in N=4 NC gauge theory on S2 S22005
- Author(s)
  Y.Kitazawa et al.
- Journal Title
  
  Nuclear Physics B
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Stability of Fuzzy S^2xS^2xS^2 in IIB type Matrix Models2005
- Author(s)
  H.Kaneko, Y.Kitazawa, D.Tomino
- Journal Title
  
  Nucl.Phys.B 275
  
  Pages: 93-114
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Wilson Line Correlators in N=4 Non-commutative Gauge Theory on S^2xS^22005
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl Phys.B 715
  
  Pages: 665-694
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] CORRELATORS OF MATRIX MODELS ON HOMOGENEOUS SPACES2004
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl.Phys.B 700
  
  Pages: 183-204
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Correlators of matrix models on homogeneous Spaces2004
- Author(s)
  Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl. Phys. B700
  
  Pages: 183-183
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Effective actions of matrix models on homogeneous spaces2004
- Author(s)
  Takaaki Imai, Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl. Phys. B679
  
  Pages: 143-143
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Correlators of matrix models on hogenerous spaces2004
- Author(s)
  Y.Kitazawa et al.
- Journal Title
  
  Nuclear Physics B700
  
  Pages: 183-204
- Data Source
  KAKENHI-PROJECT-13135224
[Journal Article] Correlators of matrix models on homogeneous spaces.2004
- Author(s)
  Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl.Phys B700
  
  Pages: 183-183
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Effective actions of matrix models on homogeneous spaces2004
- Author(s)
  Takaaki Imai, Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl.Phys B679
  
  Pages: 143-143
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] EFFECTIVE ACTIONS OF MATRIX MODELS ON HOMOGENEOUS SPACES2004
- Author(s)
  T.Imai, Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl.Phys.B 679
  
  Pages: 143-167
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Quantum corrections on fuzzy sphere2003
- Author(s)
  Takaaki Imai, Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl. Phys. B665
  
  Pages: 520-520
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] Quantum corrections on fuzzy sphere2003
- Author(s)
  Takaaki Imai, Yoshihisa Kitazawa, Yastoshi Takayama, Dan Tomino
- Journal Title
  
  Nucl.Phys B665
  
  Pages: 520-520
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15540298
[Journal Article] WILSON LINE CORRELATORS IN N=4 NON-COMMUTATIVE GAUGE THEORY ON S^<**>2 X S^<**>2
- Author(s)
  Y.Kitazawa, Y.Takayama, D.Tomino
- Journal Title
  
  Nucl.Phys.B (To appear)
- Data Source
  KAKENHI-PROJECT-15540298
[Presentation] de Sitter duality and logarithmic decay of dark energy2019
- Author(s)
  Yoshihisa Kitazawa
- Organizer
  East Asian Joint Workshop on Fields and Strings
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05336
[Presentation] Infra-red Effects in de Sitter Space-time2017
- Author(s)
  Yoshihisa Kitazawa
- Organizer
  2nd East Asian Joint Workshop on Fields and Strings
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05336
[Presentation] Effective Lagrangian in de Sitter Spacetime2016
- Author(s)
  Yoshihisa Kitazawa
- Organizer
  NCTS Annual Theory Meeting
- Place of Presentation
  Hsinchu (Taiwan)
- Year and Date
  2016-12-06
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05336
[Presentation] Effective Lagrangian in de Sitter Spacetime2016
- Author(s)
  Yoshihisa Kitazawa
- Organizer
  1st East Asian Joint Workshop on Fields and Strings
- Place of Presentation
  Hefei (China)
- Year and Date
  2016-05-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05336
[Presentation] Quantum Field Theory in de Sitter Space2010
- Author(s)
  北澤良久
- Organizer
  KEK理論研究会
- Year and Date
  2010-03-13
- Data Source
  KAKENHI-PROJECT-19340066
[Presentation] ダークエネルギー問題再考:素粒子論的側面2010
- Author(s)
  北澤良久
- Organizer
  日本物理学会
- Place of Presentation
  九州工業大学(招待講演)
- Year and Date
  2010-09-12
- Data Source
  KAKENHI-PLANNED-21111006
[Presentation] Modified string gas cosmology with an antisymmetric tensor potential2010
- Author(s)
  Igmar Rosas, 北澤良久
- Organizer
  日本物理学会
- Place of Presentation
  岡山大学
- Year and Date
  2010-03-21
- Data Source
  KAKENHI-PLANNED-21111006
[Presentation] de Sitter 空間における Boltzmann 方程式2010
- Author(s)
  北本浩之, 北澤良久
- Organizer
  日本物理学会
- Place of Presentation
  岡山大学
- Year and Date
  2010-03-20
- Data Source
  KAKENHI-PLANNED-21111006
[Presentation] ダークエネルギー問題再考:素粒子論的側面2010
- Author(s)
  北澤良久
- Organizer
  日本物理学会2010年秋期大会
- Place of Presentation
  九州工業大学
- Data Source
  KAKENHI-PROJECT-19340066
[Presentation] Large N Matrix Model on 3 Sphere2008
- Author(s)
  Yoshihisa Kitazawa
- Organizer
  Monsoon Workshop on String Theory
- Place of Presentation
  ICTS, Tata Institute Munbai, India
- Year and Date
  2008-06-18
- Data Source
  KAKENHI-PROJECT-19340066

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Kitazawa Yoshihisa 北澤 良久

KITAZAWA Yoshihisa 北澤 良久

北沢 良久 キタザワ ヨシヒサ

Research Projects

Research Products

Co-Researchers

ダークエネルギーの時間依存性と微視的理論の研究Principal InvestigatorOngoing

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Unified understandings of space-time structure and non-equilibrium physicsPrincipal Investigator

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Study of emergence of space-time in superstring theoryPrincipal Investigator

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Investigations on closed strings and homogeneous spaces in matrix modelsPrincipal Investigator

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Studies on Nonperturbative Effects in Superstring Theory Using Matrix ModelsPrincipal Investigator

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行列模型による時空構造の非摂動論的研究Principal Investigator

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行列模型によるスドクンブ理論の非摂動効果の研究Principal Investigator

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Universality of Superstring Matrix ModelPrincipal Investigator

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Quantum gravity in 2+epsilon dimensions and renormalization groupPrincipal Investigator

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Kitazawa Yoshihisa 北澤良久

KITAZAWA Yoshihisa 北澤良久

北沢良久キタザワヨシヒサ