CHIBA Takeshi 千葉剛

Researcher Number	40324602
Other IDs
Affiliation *help	2009 – 2018 : Nihon University, 文理学部, 教授 2013 – 2014 : 日本大学, 文理学部, 准教授 2007 – 2008 : 日本大学, 文理学部, 准教授 2004 – 2006 : 日本大学, 文理学部, 助教授 2001 – 2003 : 京都大学, 大学院・理学研究科, 助手 2002 : 京都大学, 大学院・理学研究所, 助手
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 / Particle/Nuclear/Cosmic ray/Astro physics
Keywords	Principal Investigator ダークエネルギー / 重力理論 / 宇宙背景輻射 / 宇宙項 / ダークマター / 重力レンズ / 宇宙背景放射 / 物理定数 / 宇宙論パラメター / 宇宙定数 / 重力定数 … More Except Principal Investigator … More

Direct Detection of Cosmic Acceleration by TMT & High Dispersion SpectrographOngoing
- Principal Investigator
  
  臼田知史
- Project Period (FY)
  2015 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  National Astronomical Observatory of Japan
Gravitational Constant and AstrophysicsPrincipal Investigator
- Principal Investigator
  
  CHIBA Takeshi
- Project Period (FY)
  2012 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Nihon University
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
research on cosmological nonlinear and non-perturbative gravitational phenomena
- Principal Investigator
  
  SASAKI Misao
- Project Period (FY)
  2009 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Kyoto University
宇宙定数のテストPrincipal Investigator
- Principal Investigator
  
  千葉剛
- Project Period (FY)
  2008 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Nihon University
Testing general relativity at cosmological distancesPrincipal Investigator
- Principal Investigator
  
  CHIBA Takeshi
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Nihon University
Development of a laser interferometer for super-high gravitational wave detection and search for gravitational wave sources
- Principal Investigator
  
  KAWAMURA Seiji
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  National Astronomical Observatory of Japan
双重力理論での宇宙モデルのダイナミクスと揺らぎの進化Principal Investigator
- Principal Investigator
  
  千葉剛
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Nihon University
  Kyoto University
重力波源と波形の研究
- Principal Investigator
  
  中村卓史
- Project Period (FY)
  2002 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyoto University
Ia型超新星の光度距離から再構成する宇宙項の状態方程式Principal Investigator
- Principal Investigator
  
  千葉剛
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  素粒子・核・宇宙線
- Research Institution
  Kyoto University

All 2016 2015 2014 2013 2012 2011 2010 2009 2008 2006 2005 2004 Other

All Journal Article Presentation Book

[Book] ニュートン別冊「宇宙の７大テーマ」2015
- Author(s)
  千葉剛ほか
- Total Pages
  160
- Publisher
  ニュートンプレス
- Data Source
  KAKENHI-PLANNED-15H05894
[Book] ニュートン別冊「無と有の物理学」2015
- Author(s)
  千葉剛ほか
- Total Pages
  160
- Publisher
  ニュートンプレス
- Data Source
  KAKENHI-PLANNED-15H05894
[Book] 宇宙、無からの創生2014
- Author(s)
  千葉剛
- Total Pages
  160
- Publisher
  ニュートンプレス
- Data Source
  KAKENHI-PROJECT-24540287
[Book] ダークマタ―・ダークエネルギー2013
- Author(s)
  千葉剛
- Total Pages
  160
- Publisher
  ニュートンプレス
- Data Source
  KAKENHI-PROJECT-24540287
[Book] ニュートン2012年10月号特集「ダークエネルギー」2012
- Author(s)
  千葉　剛、土居　守
- Publisher
  ニュートン
- Data Source
  KAKENHI-PROJECT-24540287
[Book] 宇宙はどうやって誕生したのか2010
- Author(s)
  千葉剛
- Data Source
  KAKENHI-PROJECT-20540280
[Book] ニュートン別冊「宇宙はどうやって誕生したのか」(編集協力)2010
- Author(s)
  千葉剛
- Total Pages
  160
- Publisher
  ニュートンプレス
- Data Source
  KAKENHI-PROJECT-20540280
[Book] ダークエネルギー問題2009
- Author(s)
  千葉剛
- Publisher
  サイエンス社
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Reconstructing the inflaton potential from the spectral index2015
- Author(s)
  Takeshi Chiba
- Journal Title
  
  PTEP
  
  Volume : 7 Pages : 1-10
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-15H05894, KAKENHI-PROJECT-24540287
[Journal Article] Consistency Relations for Large Field Inflation: Non-minimal Coupling2015
- Author(s)
  T. Chiba and K. Kohri
- Journal Title
  
  PTEP
  
  Volume : 2015 2
- Open Access / Acknowledgement Compliant / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540327, KAKENHI-PROJECT-24540287, KAKENHI-PUBLICLY-26105520, KAKENHI-PROJECT-26247042
[Journal Article] Implications of the B-mode Polarization Measurement for Direct Detection of Inflationary Gravitational Waves2014
- Author(s)
  Sachiko Kuroyanagi, Shinji Tsujikawa, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D
  
  Volume : 90, 063513 Pages : 1-14
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24540286, KAKENHI-PROJECT-24540287, KAKENHI-PROJECT-25287057
[Journal Article] Cosmological Scaling Solutions for Multiple Scalar Fields2014
- Author(s)
  Chiba, Takeshi and De Felice, Antonio and Tsujikawa, Shinji
- Journal Title
  
  Phys. Rev.
  
  Volume : D 90 Pages : 023516-023516
- Peer Reviewed / Open Access / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-24540286, KAKENHI-PROJECT-24540287
[Journal Article] Motion of Charged Particles around a Weakly Magnetized Rotating Black Hole2014
- Author(s)
  Ryo Shiose, Masashi Kimura, Takeshi Chiba
- Journal Title
  
  Physical Review
  
  Volume : D90 Pages : 124016-124016
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24540287
[Journal Article] Consistency Relations for Large Field Inflation2014
- Author(s)
  T. Chiba and K. Kohri
- Journal Title
  
  PTEP
  
  Volume : 2014 9
- Open Access / Acknowledgement Compliant / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540327, KAKENHI-PROJECT-24540287, KAKENHI-PUBLICLY-26105520, KAKENHI-PROJECT-26247042
[Journal Article] Conformal-Frame (In)dependence of Cosmological Observations in Scalar-Tensor Theory2013
- Author(s)
  Chiba, Takeshi and Yamaguchi, Masahide
- Journal Title
  
  JCAP
  
  Volume : 1310 Pages : 040-040
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-24540287
[Journal Article] Observational Constraints on Quintessence: Thawing,Tracker, and Scaling models2013
- Author(s)
  Chiba, Takeshi and De Felice, Antonio and Tsujikawa, Shinji
- Journal Title
  
  Phys.Rev.
  
  Volume : D87 Pages : 083505-083505
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-24540287
[Journal Article] Shadows of Multi-Black Holes: Analytic Exploration2012
- Author(s)
  Yumoto, Akifumi and Nitta, Daisuke and Chiba, Takeshi and Sugiyama, Naoshi
- Journal Title
  
  Phys.Rev.
  
  Volume : D86 Pages : 103001-103001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540287
[Journal Article] The Constancy of the Constants of Nature : Updates2011
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Progress of Theoretical Physics
  
  Volume : 126 Pages : 993-1019
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Shadows of Colliding Black Holes2011
- Author(s)
  Daisuke Nitta, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D
  
  Volume : 84 Pages : 063008-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Runaway Domain Wall and Space-time Varying Alpha2011
- Author(s)
  Takeshi Chiba and Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume : 03 Pages : 044-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Prospects for Direct Detection of Inflationary Gravitational Waves by Next Generation Interferometric Detectors2011
- Author(s)
  Sachiko Kuroyanagi, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D
  
  Volume : 83 Pages : 043514-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] rospects for Direct Detection of Inflationary Gravitational Waves by Next Generation Inteferometric Detectors2011
- Author(s)
  Sachiko Kuroyanagi, Takeshi Chiba, Naoshi Sugiyam
- Journal Title
  
  Physical Review D
  
  Volume : 83 Pages : 43514-43514
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Runaway Domain Wall and Space-time Varying alpha2011
- Author(s)
  Takeshi Chiba, Masahide Yamaguch
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume : 03 Pages : 44-44
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Shadows of Colliding Black Hole2011
- Author(s)
  Daisuke Nitta, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D
  
  Volume : 84 Pages : 63008-63008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] The Equation of State of Tracker Fields2010
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D 81
  
  Pages : 23515-23515
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Fate of thermal log type Q balls2010
- Author(s)
  Takeshi Chiba, et al.
- Journal Title
  
  Physical Review D
  
  Volume : 82
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033
[Journal Article] Gravitational Waves From Q-Ball Formation2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Masahide Yamaguchi
- Journal Title
  
  Physical Review D 81
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] The Equation of State of Tracker Fields2010
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D 81
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Fate of Thermal Log Type Q Balls2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Shinta Kasuya, Masahide Yamaguchi
- Journal Title
  
  Physical Review D 82
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Slow-roll Extended Quintessence2010
- Author(s)
  Takeshi Chiba, Masaru Siino, Masahide Yamaguchi
- Journal Title
  
  Physical Review D 81
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Fate of Thermal Log Type Q Balls2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Shinta Kasuya and Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume : 82 Pages : 103534-9
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Slow-roll Extended Quintessence2010
- Author(s)
  Takeshi Chiba, Masaru Siino, Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume : 81 Pages : 083530-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Gravitational Waves From Q-Ball Formation2010
- Author(s)
  Takeshi Chiba, Kohei Kamada and Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume : 81 Pages : 083503-26
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] The Equation of State of Tracker Fields2010
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D
  
  Volume : 81 Pages : 023515-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] The Equation of State of Tracker Fields2010
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D
  
  Volume : 81
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033
[Journal Article] Gravitational Waves From Q-Ball Formation2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume : 81 Pages : 83503-83503
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] The Equation of State of Tracker Fields2010
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D 81
  
  Pages : 23515-23515
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Fate of Thermal Log Type Q Balls2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Shinta Kasuya, Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume : 82 Pages : 103534-103534
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Extended Slow-Roll Conditions and Primordial Fluctuations : Multiple Scalar Fields and Generalized Gravity2009
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 01
  
  Pages : 19-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Slow-roll k-essence2009
- Author(s)
  Takeshi Chiba, Sourish Dutta, Robert J.Scherrer
- Journal Title
  
  Physical Review D 80
  
  Pages : 43517-43517
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Precision Calculations of the Gravitational Wave Background Spectrum from Inflation2009
- Author(s)
  Sachiko Kuroyanagi, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D 79
  
  Pages : 103501-103501
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Slow-Roll Thawing Quintessence2009
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physicai Review D 79
  
  Pages : 83517-83517
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Extended Slow-Roll Conditions and Primordial Fluctuations : Multiple Scalar Fields and Generalized Gravity2009
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 01
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Extended Slow-Roll Conditions and Primordial Fluctuations : Multiple Scalar Fields and Generalized Gravity2009
- Author(s)
  Takeshi Chiba and Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume : 01 Pages : 019-16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Extended Slow-Roll Conditions and Primordial Fluctuations : Multiple Scalar Fields and Generalized Gravity2009
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 01
  
  Pages : 19-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Slow-Roll Thawing Quintessence2009
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D
  
  Volume : 79
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033
[Journal Article] Precision Calculations of the Gravitational Wave Background Spectrum from Inflation2009
- Author(s)
  Sachiko Kuroyanagi, Takeshi Chiba, Naoshi Sugiyama
- Journal Title
  
  Physical Review D 79
  
  Pages : 103501-103501
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Slow-Roll Thawing Quintessence2009
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D 79
  
  Pages : 83517-83517
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Slow-roll k-essence2009
- Author(s)
  Takeshi Chiba, Sourish Dutta, Robert J.Scherrer
- Journal Title
  
  Physical Review D 80
  
  Pages : 43517-43517
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Initial Conditions for Vector Inflation2008
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 08
  
  Pages : 4-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Extended Slow-Roll Conditions and Rapid-Roll Conditions2008
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 10
  
  Pages : 21-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20040006
[Journal Article] Extended Slow-Roll Conditions and Rapid-Roll Conditions2008
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 10
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Search for a Stochastic Background of 100-MHz Gravitational Waves with Laser Interferometers2008
- Author(s)
  Tomotada Akutsu, Seiji Kawamura, Atsushi Nishizawa, Koji Arai, Kazuhiro Yamamoto, Daisuke Tatsumi, Shigeo Nagano, Erina Nishida, Takeshi Chiba, Ryuichi Takahashi, Naoshi Sugiyama, Mitsuhiro Fukushima, Toshitaka Yamazaki, Masa-Katsu Fujimoto
- Journal Title
  
  Physical Review Letters 101
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Initial Conditions for Vector Inflation2008
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 08
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Reply to "Comments on 'Solar System constraints to general $f(R)$ gravity'"2008
- Author(s)
  Takeshi Chiba, Tristan L.Smith, Adrienne L.Erickcek
- Journal Title
  
  Physical Review D 77
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Extended Slow-Roll Conditions and Rapid-Roll Conditions2008
- Author(s)
  Takeshi Chiba and Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume : 10 Pages : 021-16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Initial Conditions for Vector Inflation2008
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume : 08 Pages : 004-11
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Search for a Stochastic Background of 100-MHz Gravitational Waves with Laser Interferometers2008
- Author(s)
  Tomotada Akutsu, Seiji Kawamura, Atsushi Nishizawa, Koji Arai, Kazuhiro Yamamoto, Daisuke Tatsumi, Shigeo Nagano, Erina Nishida, Takeshi Chiba, Ryuichi Takahashi, Naoshi Sugiyama, Mitsuhiro Fukushima, Toshitaka Yamazaki, Masa-Katsu Fujimoto
- Journal Title
  
  Physical Review Letters
  
  Volume : 101 Pages : 101101-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Reply to "Comments on 'Solar System constraints to general f(R) gravity'"2008
- Author(s)
  Takeshi Chiba, Tristan L. Smith and Adrienne L. Erickcek
- Journal Title
  
  Physical Review D
  
  Volume : 77 Pages : 108502-1
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Initial Conditions for Vector Inflation2008
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 08
  
  Pages : 4-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] Extended Slow-Roll Conditions and Rapid-Roll Conditions2008
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 10
  
  Pages : 21-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540280
[Journal Article] w and w' of Scalar Field Models of Dark Energy2006
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Physical Review D 73
  
  Pages : 63501-63501
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Generalized Gravity and a Ghost2005
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Numerical Solutions of Inflating Higher Dimensional Global Defects2005
- Author(s)
  Satsuki Shimono, Takeshi Chiba
- Journal Title
  
  Physical Review D
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Generalized Gravity and a Ghost2005
- Author(s)
  Takeshi Chiba
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 03
  
  Pages : 8-8
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Classifying the Future of Universes with Dark Energy2005
- Author(s)
  Takeshi Chiba, Ryuichi Taka hashi, Naoshi Sugiyama
- Journal Title
  
  Classical and Quantum Gravity 22
  
  Pages : 3745-3758
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Numerical Solutions of Inflating Higher Dimensional Global Defects2005
- Author(s)
  Satsuki Shimono, Takeshi Chiba
- Journal Title
  
  Physical Review D 70
  
  Pages : 84002-84002
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] Does Positronium Form in the Universe2004
- Author(s)
  Takeshi Chiba, Naoshi Sugivama
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 06
  
  Pages : 3-3
- Data Source
  KAKENHI-PROJECT-15740152
[Journal Article] WMAP Constraints on Scalar-Tensor Cosmology and the Variation of the Gravitational Constant2004
- Author(s)
  Ryo Nagata, Takeshi Chiba, Nanshi Sueivama
- Journal Title
  
  Physical Review D 69
  
  Pages : 83512-83512
- Data Source
  KAKENHI-PROJECT-15740152
[Presentation] Redshift Drift2016
- Author(s)
  Takeshi Chiba
- Organizer
  名古屋大学大学院理学研究科コロキウム
- Place of Presentation
  名古屋大学
- Year and Date
  2016-02-16
- Invited
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] Constancy of the constants of nature2015
- Author(s)
  Takeshi Chiba
- Organizer
  Fundamental Physics Using Atoms
- Place of Presentation
  Riken, Wako, Saitama
- Year and Date
  2015-11-30
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PLANNED-15H05894
[Presentation] Reconstructing the Inflaton Potential from the Spectral Index2015
- Author(s)
  Takeshi Chiba
- Organizer
  2nd APCTP-TUS workshop on Dark Energy
- Place of Presentation
  Tokyo University of Science, Shinjuku, Tokyo
- Year and Date
  2015-08-03
- Int'l Joint Research / Invited
- Data Source
  KAKENHI-PLANNED-15H05894
[Presentation] Reconstructing the Inflaton Potential from the Spectral Index2015
- Author(s)
  Takeshi Chiba
- Organizer
  14th Marcel Grossmann Meeting on General Relativity
- Place of Presentation
  University of Rome Sapiens, Italy
- Year and Date
  2015-07-12
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05894
[Presentation] Constancy of the constants of nature2015
- Author(s)
  Takeshi Chiba
- Organizer
  FPUA 2015
- Place of Presentation
  Riken, Wako
- Year and Date
  2015-11-30
- Invited
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] Reconstructing the Inflaton Potential from the Spectral Index2015
- Author(s)
  Takeshi Chiba
- Organizer
  14th Marcel Grossmann Meeting on General Relativity
- Place of Presentation
  Rome, Italy
- Year and Date
  2015-07-14
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] Reconstructing the Inflaton Potential from the Spectral Index2015
- Author(s)
  Takeshi Chiba
- Organizer
  2nd APCTP-TUS workshop on Dark Energy
- Place of Presentation
  Tokyo University of Science
- Year and Date
  2015-08-04
- Invited
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] Conformal-Frame (In)dependence of Cosmological Observations in Scalar-Tensor Theory2013
- Author(s)
  Takeshi Chiba
- Organizer
  27th Texas Symposium on Relativistic Astrophysics
- Place of Presentation
  University of Texas at Dallas
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] 物理定数はどこまで定数か?2012
- Author(s)
  千葉剛
- Organizer
  日本物理学会第67回年会
- Place of Presentation
  関西学院大学(招待講演)
- Year and Date
  2012-03-24
- Data Source
  KAKENHI-PROJECT-21244033
[Presentation] 物理定数はどこまで定数か?2012
- Author(s)
  Takeshi Chiba
- Organizer
  日本物理学会第67回年会
- Year and Date
  2012-03-24
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] 暗黒エネルギーをめぐって2012
- Author(s)
  Takeshi Chiba
- Organizer
  第5回湯川記念財団・木村利栄理論物理学賞受賞記念講演
- Place of Presentation
  京都大学基礎物理学研究所
- Year and Date
  2012-01-18
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] 加速膨張する宇宙2012
- Author(s)
  Takeshi Chiba
- Organizer
  日大理工学部素粒子論研究室セミナー
- Year and Date
  2012-01-25
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] 暗黒エネルギーをめぐって2012
- Author(s)
  千葉剛
- Organizer
  第5回湯川記念財団・木村利栄理論物理学賞受賞式
- Place of Presentation
  京都大学基礎物理学研究所
- Year and Date
  2012-01-18
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Constancy of the Constants of Nature : Updates2011
- Author(s)
  Takeshi Chiba
- Organizer
  Summer Institute 2011
- Place of Presentation
  Fujiyoshida, Japan
- Year and Date
  2011-08-04
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Constancy of the Constants of Nature : Updates2011
- Author(s)
  Takeshi Chiba
- Organizer
  Summer Institute 2011
- Place of Presentation
  人材開発センター富士研修所
- Year and Date
  2011-08-04
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slow-roll dark energy2010
- Author(s)
  千葉剛
- Organizer
  20^<th> workshop on General Relativity and Gravitation
- Place of Presentation
  京都大学、京都市
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-21244033
[Presentation] Cosmology with TMT2010
- Author(s)
  Takeshi Chiba
- Organizer
  TMTで切り拓く2020年代の新しい天文学
- Place of Presentation
  国立天文台(招待講演)
- Year and Date
  2010-10-05
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The dynamics and the equation of state of dark energy2010
- Author(s)
  Takeshi Chiba
- Organizer
  特定領域研究「広視野深宇宙探査によるダークエネルギーの研究」第4回研究会
- Place of Presentation
  いわき荘
- Year and Date
  2010-03-16
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slow-roll dark energy2010
- Author(s)
  Takeshi Chiba
- Organizer
  invited talk at the 20th Workshop on General Relativity and Gravitation in Japan(JGRG20)
- Place of Presentation
  YITP, Kyoto
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Scalar-tensor gravity and f(R) gravity2010
- Author(s)
  Takeshi Chiba
- Place of Presentation
  近畿大学理工学部理学科セミナー
- Year and Date
  2010-03-04
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Cosmology with TMT2010
- Author(s)
  Takeshi Chiba
- Organizer
  TMTで切り拓く2020年代の新しい天文学
- Place of Presentation
  国立天文台
- Year and Date
  2010-10-05
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The dynamics and the equation of state of dark energy2010
- Author(s)
  Takeshi Chiba
- Organizer
  特定領域研究「広視野深宇宙探査によるダークエネルギーの研究」第4回研究会
- Place of Presentation
  いわき荘
- Year and Date
  2010-03-16
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slow-roll dark energy2010
- Author(s)
  Takeshi Chiba
- Organizer
  20th Workshop on General Relativity and Gravitation in Japan(JGRG20)
- Place of Presentation
  YITP, Kyoto
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Scalar-tensor gravity and f(R) gravity2010
- Author(s)
  Takeshi Chiba
- Organizer
  近畿大学理工学部理学科セミナー
- Year and Date
  2010-03-04
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slow-roll dark energy2010
- Author(s)
  Takeshi Chiba
- Organizer
  The 20th Workshop on General Relativity and Gravitation in Japan
- Place of Presentation
  京都大学基礎物理学研究所
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Cosmology with TMT2010
- Author(s)
  Takeshi Chiba
- Organizer
  TMTで切り拓く2020年代の新しい天文学
- Place of Presentation
  国立天文台
- Year and Date
  2010-10-05
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slowly-Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Place of Presentation
  立教大学理論物理コロキウム
- Year and Date
  2009-05-12
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Parametrizing w2009
- Author(s)
  Takeshi Chiba
- Organizer
  特定領域研究「広視野深宇宙探査によるダークエネルギーの研究」第3回研究会
- Place of Presentation
  国立天文台
- Year and Date
  2009-03-18
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slow-roll Dark Energy2009
- Author(s)
  Takeshi Chiba
- Place of Presentation
  新潟大学素粒子論研究室セミナー
- Year and Date
  2009-07-23
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slowly Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Organizer
  IPMU international conference "Dark energy : Lighting up the darkness!"
- Place of Presentation
  東大IPMU
- Year and Date
  2009-06-23
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slowly Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Organizer
  IPMU international conference "Dark energy : Lighting up the darkness!"
- Place of Presentation
  IPMU
- Year and Date
  2009-06-23
- Data Source
  KAKENHI-PROJECT-20040006
[Presentation] Parametrizing w2009
- Author(s)
  千葉剛
- Organizer
  特定領域研究「広視野深宇宙探査によるダークエネルギーの研究」第3回研究会
- Place of Presentation
  国立天文台
- Year and Date
  2009-03-18
- Data Source
  KAKENHI-PROJECT-20040006
[Presentation] Cosmology with TMT2009
- Author(s)
  Takeshi Chiba
- Organizer
  光赤天連シンポジウム『30m 地上超大型望遠鏡TMTによる天文学の新展開』
- Place of Presentation
  国立天文台(招待講演)
- Year and Date
  2009-10-21
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Cosmology with TMT2009
- Author(s)
  Takeshi Chiba
- Organizer
  光赤天連シンポジウム『30m地上超大型望遠鏡TMTによる天文学の新展開』
- Place of Presentation
  国立天文台
- Year and Date
  2009-10-21
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slowly Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Organizer
  IPMU international conference "Dark energy : Lighting up the darkness!"
- Place of Presentation
  東大IPMU
- Year and Date
  2009-06-23
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slow-roll Dark Energy2009
- Author(s)
  Takeshi Chiba
- Organizer
  新潟大学素粒子論研究室セミナー
- Year and Date
  2009-07-23
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Slowly-Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Organizer
  立教大学理論物理コロキウム
- Year and Date
  2009-05-12
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Parametrizing w特定領域研究2009
- Author(s)
  Takeshi Chiba
- Organizer
  「広視野深宇宙探査によるダークエネルギーの研究」第3回研究会
- Place of Presentation
  国立天文台
- Year and Date
  2009-03-18
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Cosmology with TMT2009
- Author(s)
  Takeshi Chiba
- Organizer
  光赤天連シンポジウム『30m地上超大型望遠鏡TMTによる天文学の新展開』
- Place of Presentation
  国立天文台
- Year and Date
  2009-10-21
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The Equation of State of Slowly Rolling Scalar Field2009
- Author(s)
  Takeshi Chiba
- Organizer
  IPMU international conference "Dark energy : Lighting up the darkness!"
- Place of Presentation
  IPMU
- Year and Date
  2009-06-23
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Cosmology with TMT2009
- Author(s)
  千葉剛
- Organizer
  光赤天連シンポジウム『30m地上超大型望遠鏡TMTによる天文学の新展開』
- Place of Presentation
  国立天文台、三鷹市
- Year and Date
  2009-10-21
- Data Source
  KAKENHI-PROJECT-21244033
[Presentation] Cosmology with TMT2009
- Author(s)
  Takeshi Chiba
- Organizer
  光赤天連シンポジウム『30m地上超大型望遠鏡TMTによる天文学の新展開』
- Place of Presentation
  国立天文台
- Year and Date
  2009-10-21
- Data Source
  KAKENHI-PROJECT-20040006
[Presentation] Extended Slow-Roll Conditions2008
- Author(s)
  Takeshi Chiba
- Organizer
  invited talk at Summer Institute 2008
- Place of Presentation
  Fujiyoshida, Japan
- Year and Date
  2008-08-09
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The initial conditions for vector inflation2008
- Author(s)
  Takeshi Chiba
- Organizer
  France-Japan Joint Workshop on the Early Universe
- Place of Presentation
  日光霧降コンベンションホール
- Year and Date
  2008-05-15
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Extended Slow-Roll Conditions2008
- Author(s)
  Takeshi Chiba
- Organizer
  Summer Institute 2008
- Place of Presentation
  人材開発センター富士研修所(経団連)
- Year and Date
  2008-08-09
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] Extended Slow-Roll Conditions2008
- Author(s)
  Takeshi Chiba
- Organizer
  Summer Institute 2008
- Place of Presentation
  Fujiyoshida, Japan
- Year and Date
  2008-08-09
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] The initial conditions for vector inflation2008
- Author(s)
  Takeshi Chiba
- Organizer
  France-Japan Joint Workshop on the Early Universe
- Place of Presentation
  日光霧降コンベンションホール
- Year and Date
  2008-05-15
- Data Source
  KAKENHI-PROJECT-20540280
[Presentation] 加速膨張する宇宙
- Author(s)
  千葉　剛
- Organizer
  日本大学理工学部物理学科軽井沢オリエンテーション講演会
- Place of Presentation
  日本大学軽井沢研修所
- Invited
- Data Source
  KAKENHI-PROJECT-24540287
[Presentation] Shadows of multi black holes
- Author(s)
  Takeshi Chiba
- Organizer
  Japan/Thai workshop in cosmology
- Place of Presentation
  Pattaya, Thailand
- Invited
- Data Source
  KAKENHI-PROJECT-24540287

1. TANAKA Takahiro (40281117)

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2. ARAI Koji (50321584)

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3. TATSUMI Daisuke (70333276)

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4. SUGIYAMA Naoshi (70222057)

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5. SODA Jiro (00222076)

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6. TSUJIKAWA Shinji (30318802)

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7. MUKOHYAMA Shinji (40396809)

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8. NAKAYAMA Kazunori (90596652)

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9. SHIROMIZU Tetsuya (10282716)

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10. TAKAHASHI Fuminobu (60503878)

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11. KAWAMURA Seiji (40301725)

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12. KODAMA Hideo (40161947)

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13. KAWASAKI Masahiro (50202031)

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32. 西條統之

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CHIBA Takeshi 千葉 剛

Research Projects

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Co-Researchers

Direct Detection of Cosmic Acceleration by TMT & High Dispersion SpectrographOngoing

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Gravitational Constant and AstrophysicsPrincipal Investigator

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Quest for the ultimate theory on the basis of direct observations of the early evolution of the universe

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research on cosmological nonlinear and non-perturbative gravitational phenomena

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宇宙定数のテストPrincipal Investigator

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Testing general relativity at cosmological distancesPrincipal Investigator

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Development of a laser interferometer for super-high gravitational wave detection and search for gravitational wave sources

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双重力理論での宇宙モデルのダイナミクスと揺らぎの進化Principal Investigator

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重力波源と波形の研究

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Ia型超新星の光度距離から再構成する宇宙項の状態方程式Principal Investigator

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[Book] ニュートン別冊「宇宙の７大テーマ」2015

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[Book] ニュートン別冊「無と有の物理学」2015

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[Book] 宇宙、無からの創生2014

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[Book] ダークマタ―・ダークエネルギー2013

CHIBA Takeshi 千葉剛

[Book] ニュートン2012年10月号特集「ダークエネルギー」2012