Yamaguchi Masahide 山口昌英

… Alternative Names

YAMAGUCHI Masahide 山口昌英

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Researcher Number	80383511
Other IDs
Affiliation (Current)	2025: 東京科学大学, 理学院, 特定教授
Affiliation (based on the past Project Information) *help	2021 – 2024: 東京工業大学, 理学院, 特定教授 2016 – 2021: 東京工業大学, 理学院, 教授 2015: 東京工業大学, 大学院理工学研究科(理学系), 教授 2014 – 2015: 東京工業大学, 理工学研究科, 教授 2014: 東京工業大学, 理学研究科, 教授 … More 2012 – 2013: 東京工業大学, 理工学研究科, 准教授 2010 – 2012: 東京工業大学, 大学院・理工学研究科, 准教授 2007 – 2009: Aoyama Gakuin University, 理工学部, 准教授 2006: 青山学院大学, 理工学部, 助教授 Less
Review Section/Research Field	Principal Investigator Particle/Nuclear/Cosmic ray/Astro physics / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Science and Engineering / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields Except Principal Investigator Particle/Nuclear/Cosmic ray/Astro physics / Science and Engineering
Keywords	Principal Investigator ニュートリノ / 宇宙論 / 重力理論 / 非ガウス性 / インフレーション / 位相的欠陥 / 宇宙物理 / アクシオン / 宇宙ひも / 暗黒物質 … More / Gravity / Metric-Affine Gravity / non-local theory / non-local theory / black hole / gravity / 重力波 / 宇宙背景放射 / 重力 / 超弦理論 / 宇宙物理(理論) / バリオン数非対称性 / 揺らぎの非ガウス性 … More Except Principal Investigator 重力波 / 宇宙論的非ガウス揺らぎ / 宇宙背景輻射 / 修正重力理論 / インフレーション宇宙 / 宇宙論 / 宇宙論的揺らぎ / 重力波揺らぎ / 宇宙の量子揺らぎ / 原始非ガウス揺らぎ / 宇宙の再加熱 / 宇宙論的重力波 / 宇宙論的量子揺らぎ / 原始非ガウス性 / 原始磁場 / 宇宙論的摂動論 / 重力波ゆらぎ / 宇宙の量子ゆらぎ / 重力的再加熱 / 観測的宇宙論 / 超重力理論 / 宇宙の構造形成 / 原始ブラックホール / 量子揺らぎ / 拡張重力理論 / 非ガウス揺らぎ / ブレーン宇宙 / 動的コンパクト化 / 高次元時空 / 高次元ブラックホール / 非線形曲率揺らぎ / 共形同値計量 / ガリレオン場 / 宇宙の非ガウス揺らぎ / 曲率揺らぎ / 宇宙論的非ガウス性 / 宇宙論的非線形揺らぎ / ブラックホール / 宇宙の曲率揺らぎ / 暗黒エネルギー / 宇宙の大規模構造 / 宇宙論的非線形摂動 / 統計分布 / 超ひも理論 / 初期揺らぎ / 尤度関数 / 初期宇宙 / 初期密度揺らぎ / マルコフチェインモンテカルロ法 / モジュライ / 初期密度ゆらぎ / 宇宙論的パラメタ / インフレーション / 密度揺らぎ / 温度揺らぎ / f(R)重力 / 非ガウス性 / ガリレオン / インフレーション宇宙論 / 偏光 / 温度ゆらぎ / 宇宙背景放射 Less

メトリック・アフィン重力理論における摂動論とその応用Principal Investigator
- Principal Investigator
  
  須山輝明, 山口昌英
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Tokyo Institute of Technology
ニュートリノの安定性と崩壊率・寿命Principal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology
標準模型を超える物理・暗黒物質の最有力候補としてのアクシオンの存在量Principal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2021 – 2025
- 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
  Tokyo Institute of Technology
非局所理論とその宇宙論的意義Principal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Tokyo Institute of Technology
繰り込み可能かつユニタリーな重力理論の探求：理論的・現象論的観点よりPrincipal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Tokyo Institute of Technology
Cosmic neutrino background radiationPrincipal Investigator
- Principal Investigator
  
  Yamaguchi Masahide
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  Tokyo Institute of Technology
原始ブラックホール合体による重力波から探る原始密度揺らぎと重力理論の性質Principal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2018 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Research Institution
  Tokyo Institute of Technology
Multifaceted Study of the Physics of the Inflationary Universe
- Principal Investigator
  
  Sasaki Misao
- 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
  The University of Tokyo
  Kyoto University
New observational tools in cosmologyPrincipal Investigator
- Principal Investigator
  
  YAMAGUCHI Masahide
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Tokyo Institute of Technology
Massive gravity and its application to cosmologyPrincipal Investigator
- Principal Investigator
  
  Yamaguchi Masahide
- Project Period (FY)
  2013 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Tokyo Institute of Technology
密度揺らぎとテンソル揺らぎの非ガウス性を用いたインフレーション理論への制限Principal Investigator
- Principal Investigator
  
  山口昌英
- Project Period (FY)
  2012 – 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
  Tokyo Institute of Technology
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
Inflationary Universe based on superstring theoryPrincipal Investigator
- Principal Investigator
  
  YAMAGUCHI Masahide
- Project Period (FY)
  2009 – 2012
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Tokyo Institute of Technology
  Aoyama Gakuin University
Precision cosmology beyond the cosmic variance
- Principal Investigator
  
  YOKOYAMA JUN'Ichi (YOKOYAMA Jun'ichi)
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  The University of Tokyo
Roles of topological defects in the evolution of the universePrincipal Investigator
- Principal Investigator
  
  YAMAGUCHI Masahide
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Particle/Nuclear/Cosmic ray/Astro physics
- Research Institution
  Aoyama Gakuin University

[Journal Article] Symmetric teleparallel Horndeski gravity2023
- Author(s)
  Bahamonde Sebastian、Trenkler Georg、Trombetta Leonardo G.、Yamaguchi Masahide
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 10 Pages: 104024-104024
- DOI
  10.1103/physrevd.107.104024
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KF0135
[Journal Article] Unstable cosmic neutrino capture2022
- Author(s)
  Akita Kensuke、Lambiase Gaetano、Yamaguchi Masahide
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2022 Issue: 2
- DOI
  10.1007/jhep02(2022)132
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-21H00069
[Journal Article] A Review of Neutrino Decoupling from the Early Universe to the Current Universe2022
- Author(s)
  Kensuke Akita, Masahide Yamaguchi
- Journal Title
  
  Universe
  
  Volume: 8 Issue: 11 Pages: 552-552
- DOI
  10.3390/universe8110552
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K18764
[Journal Article] Microlensing constraints on axion stars including finite lens and source size effects2021
- Author(s)
  Fujikura Kohei、Hertzberg Mark P.、Schiappacasse Enrico D.、Yamaguchi Masahide
- Journal Title
  
  Physical Review D
  
  Volume: 104 Issue: 12 Pages: 123012-123012
- DOI
  10.1103/physrevd.104.123012
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20J12415, KAKENHI-PROJECT-23K20843
[Journal Article] Precise Capture Rates of Cosmic Neutrinos and Their Implications on Cosmology2021
- Author(s)
  Kensuke Akita, Saul Hurwitz, Masahide Yamaguchi
- Journal Title
  
  The European Physical Journal C
  
  Volume: 81 Issue: 4 Pages: 1-19
- DOI
  10.1140/epjc/s10052-021-09133-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K18764, KAKENHI-PROJECT-19J14449
[Journal Article] Vacuum decays around spinning black holes2020
- Author(s)
  Naritaka Oshita, Kazushige Ueda, Masahide Yamaguchi
- Journal Title
  
  JHEP
  
  Volume: 01 Issue: 1 Pages: 015-015
- DOI
  10.1007/jhep01(2020)015
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-18H04579
[Journal Article] Generalized ghost-free propagators in nonlocal field theories2020
- Author(s)
  Luca Buoninfante, Gaetano Lambiase, Yuichi Miyashita, Wataru Takebe, Masahide Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume: 101 Issue: 8 Pages: 84019-84019
- DOI
  10.1103/physrevd.101.084019
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888, KAKENHI-PROJECT-19F19324
[Journal Article] Higher derivative scalar-tensor theory through a non-dynamical scalar field2019
- Author(s)
  Xian Gao, Masahide Yamaguchi, and Daisuke Yoshida
- Journal Title
  
  JCAP
  
  Volume: 1903 Issue: 03 Pages: 18-18
- DOI
  10.1088/1475-7516/2019/03/006
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Journal Article] Large mass hierarchy from a small nonminimal coupling2019
- Author(s)
  Ringeval Christophe、Suyama Teruaki、Yamaguchi Masahide
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 12 Pages: 1-8
- DOI
  10.1103/physrevd.99.123524
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03864, KAKENHI-PLANNED-15H05888, KAKENHI-PUBLICLY-18H04338, KAKENHI-PROJECT-15K17632, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Redshift space distortions in the presence of non-minimally coupled dark matter2019
- Author(s)
  Fabio Chibana, Rampei Kimura, Masahide Yamaguchi, Daisuke Yamauchi, Shuichiro Yokoyama
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 10 Issue: 10 Pages: 045-045
- DOI
  10.1088/1475-7516/2019/10/049
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14304, KAKENHI-PLANNED-15H05888, KAKENHI-PROJECT-17K14276, KAKENHI-PROJECT-19H01891
[Journal Article] Are redshift-space distortions actually a probe of growth of structure?2018
- Author(s)
  Kimura, Rampei and Suyama, Teruaki and Yamaguchi, Masahide and Yamauchi, Daisuke and Yokoyama, Shuichiro
- Journal Title
  
  PASJ
  
  Volume: 70 Issue: 5
- DOI
  10.1093/pasj/psy083
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-15H05888
[Journal Article] Ghost-Free Theory with Third-Order Time Derivatives2018
- Author(s)
  Hayato Motohashi, Teruaki Suyama, Masahide Yamaguchi
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 印刷中
- NAID
  210000134842
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25287054
[Journal Article] Secondary isocurvature perturbations from acoustic reheating2018
- Author(s)
  Atsuhisa Ota, Masahide Yamaguchi
- Journal Title
  
  The Journal of Cosmology and Astroparticle Physics
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26610062
[Journal Article] Ghost-free theories with arbitrary higher-order time derivatives2018
- Author(s)
  Hayato Motohashi, Teruaki Suyama, Masahide Yamaguchi
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 1806 Issue: 6 Pages: 1-29
- DOI
  10.1007/jhep06(2018)133
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15K17632, KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PUBLICLY-18H04579, KAKENHI-PLANNED-17H06359
[Journal Article] Correlated primordial spectra in effective theory of inflation2017
- Author(s)
  Gong Jinn-Ouk、Yamaguchi Masahide
- Journal Title
  
  Physical Review D
  
  Volume: 95 Issue: 8 Pages: 083510-083510
- DOI
  10.1103/physrevd.95.083510
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Journal Article] Cosmological perturbations and stability of nonsingular cosmologies with limiting curvature2017
- Author(s)
  Yoshida Daisuke、Quintin Jerome、Yamaguchi Masahide、Brandenberger Robert H.
- Journal Title
  
  Physical Review D
  
  Volume: 96 Issue: 4 Pages: 043502-043502
- DOI
  10.1103/physrevd.96.043502
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Journal Article] Ghost free systems with coexisting bosons and fermions2017
- Author(s)
  Kimura Rampei、Sakakihara Yuki、Yamaguchi Masahide
- Journal Title
  
  Physical Review D
  
  Volume: 96 Issue: 4 Pages: 044015-044015
- DOI
  10.1103/physrevd.96.044015
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K14276, KAKENHI-PLANNED-15H05888
[Journal Article] Healthy degenerate theories with higher derivatives2016
- Author(s)
  Hayato Motohashi, Karim Noui, Teruaki Suyama, Masahide Yamaguchi, Lavid Langlois
- Journal Title
  
  JCAP
  
  Volume: 1607 Issue: 07 Pages: 1-29
- DOI
  10.1088/1475-7516/2016/07/033
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-15H00777, KAKENHI-PROJECT-25287054, KAKENHI-PROJECT-15K17632
[Journal Article] Nonlocal N=1 supersymmetry2016
- Author(s)
  Tetsuji Kimura, Anupam Mazumdar, Toshifumi Noumi, Masahide Yamaguchi
- Journal Title
  
  Journal of High Energy Physics (JHEP)
  
  Volume: 1610 Issue: 10 Pages: 022-022
- DOI
  10.1007/jhep10(2016)022
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Journal Article] Probing small-scale non-Gaussianity from anisotropies in acoustic reheating2015
- Author(s)
  Atsushi Naruko, Atsuhisa Ota, Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 05 Issue: 05 Pages: 049-049
- DOI
  10.1088/1475-7516/2015/05/049
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26610062
[Journal Article] CMB mu distortion from primordial gravitational waves2014
- Author(s)
  Atsuhisa Ota, Tomo Takahashi, Hiroyuki Tashiroc, and Masahide Yamaguchi
- Journal Title
  
  JCAP
  
  Volume: 10 Issue: 10 Pages: 029-029
- DOI
  10.1088/1475-7516/2014/10/029
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23740195, KAKENHI-PROJECT-26610062
[Journal Article] Covariant Stueckelberg analysis of de Rham-Gabadadze-Tolley massive gravity with a general fiducial metric2014
- Author(s)
  Xian Gao, Tsutomu Kobayashi, Masahide Yamaguchi, Daisuke Yoshida
- Journal Title
  
  Physical Review D
  
  Volume: 90 Issue: 12 Pages: 124073-124073
- DOI
  10.1103/physrevd.90.124073
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-14J11495, KAKENHI-PROJECT-24740161, KAKENHI-PROJECT-25287054
[Journal Article] Cosmological matching conditions and galilean genesis in Horndeski's theory2014
- Author(s)
  西咲音、小林努、棚橋典大、山口昌英
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 03 Issue: 03 Pages: 8-8
- DOI
  10.1088/1475-7516/2014/03/008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-13J00755, KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-24740161, KAKENHI-PROJECT-25287054
[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 Issue: 10 Pages: 040-040
- DOI
  10.1088/1475-7516/2013/10/040
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-24540287
[Journal Article] Multi-field G-inflation2013
- Author(s)
  小林努、棚橋典大、山口昌英
- Journal Title
  
  PHYSICAL REVIEW D
  
  Volume: 88 Issue: 8 Pages: 83504-83514
- DOI
  10.1103/physrevd.88.083504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-13J00755, KAKENHI-PROJECT-24740161, KAKENHI-PROJECT-25287054
[Journal Article] Primordial spectra from sudden turning trajectory2013
- Author(s)
  Noumi, Toshifumi and Yamaguchi, Masahide
- Journal Title
  
  JCAP
  
  Volume: 1312 Issue: 12 Pages: 038-038
- DOI
  10.1088/1475-7516/2013/12/038
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244033, KAKENHI-PUBLICLY-24111706
[Journal Article] Effective field theory approach to quasi-single field inflation and effects of heavy fields2013
- Author(s)
  Toshifumi Noumi, Masahide Yamaguchi, Daisuke Yokoyama
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 1306, 051 Issue: 6 Pages: 0-47
- DOI
  10.1007/jhep06(2013)051
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-24111706
[Journal Article] Full bispectra from primordial scalar and tensor perturbations in the most general single-field inflation model2013
- Author(s)
  Xian Gao, Tsutomu Kobayashi, Maresuke Shiraishi, Masahide Yamaguchi, Jun'ichi Yokoyama, Shuichiro Yokoyama
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 053 Issue: 5 Pages: 53E03-0
- DOI
  10.1093/ptep/ptt031
- Peer Reviewed
- Data Source
  KAKENHI-PUBLICLY-24111706
[Journal Article] Asymmetric Dark Matter from Spontaneous Cogenesis in the Supersymmetric Standard Model2012
- Author(s)
  Kohei Kamada, Masahide Yamaguchi
- Journal Title
  
  Phys.Rev
  
  Volume: D85 Issue: 10 Pages: 103530-103530
- DOI
  10.1103/physrevd.85.103530
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Generalized Higgs inflation2012
- Author(s)
  Kohei Kamada, Tsutomu Kobayashi, Tomo Takahashi, Masahide Yamaguchi, Jun'ichi Yokoyama
- Journal Title
  
  Phys.Rev
  
  Volume: D86 Issue: 2 Pages: 23504-23504
- DOI
  10.1103/physrevd.86.023504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187, KAKENHI-PROJECT-23340058, KAKENHI-PROJECT-24740161, KAKENHI-PLANNED-21111006
[Journal Article] Fullynon-linear equivalence of delta N and covariant formalisms2012
- Author(s)
  Teruaki Suyama, Yuki Watanabe, Masahide Yamaguchi
- Journal Title
  
  Phys.Rev
  
  Volume: D85 Issue: 8 Pages: 83504-83504
- DOI
  10.1103/physrevd.85.083504
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Dark radiation from modulated reheating2012
- Author(s)
  F. Takahashi et al
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 1203 Issue: 03 Pages: 36-36
- DOI
  10.1088/1475-7516/2012/03/036
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21740160, KAKENHI-PROJECT-21740187, KAKENHI-PUBLICLY-22111504, KAKENHI-PROJECT-22244030
[Journal Article] Runaway Domain Wall andSpace-time Varying alpha2011
- Author(s)
  Takeshi Chiba, Masahide Yamaguchi
- Journal Title
  
  JCAP
  
  Volume: 1103 Issue: 03 Pages: 44-44
- DOI
  10.1088/1475-7516/2011/03/044
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Higgs G-inflation2011
- Author(s)
  鎌田耕平、小林努、山口昌英、横山順一
- Journal Title
  
  Physical Review D 83
  
  Pages: 83515-83515
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Supergravity based inflation models: a review2011
- Author(s)
  Masahide Yamaguchi
- Journal Title
  
  Class.Quant.Grav
  
  Volume: 28 Issue: 10 Pages: 103001-103001
- DOI
  10.1088/0264-9381/28/10/103001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Improved estimation of radiated axions from cosmological axionic strings2011
- Author(s)
  Takashi Hiramatsu, Masahiro Kawasaki, Toyokazu Sekiguchi, Masahide Yamaguchi, Jun'ichi Yokoyama
- Journal Title
  
  Phys.Rev
  
  Volume: D83 Issue: 12 Pages: 123531-123531
- DOI
  10.1103/physrevd.83.123531
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187, KAKENHI-PROJECT-22540267
[Journal Article] Higgs G-inflation2011
- Author(s)
  K.Kamada, T.Kobayashi, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Phys. Rev
  
  Volume: D83 Issue: 8 Pages: 83515-83515
- DOI
  10.1103/physrevd.83.083515
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21740187
[Journal Article] Primordial non-Gaussianities of gravitational waves in the most general single-field inflation model2011
- Author(s)
  X. Gao, T. Kobayashi, M. Yamaguchi and J. Yokoyama
- Journal Title
  
  Physical Review Letter
  
  Volume: 107 Issue: 21 Pages: 211301-211301
- DOI
  10.1103/physrevlett.107.211301
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21740187, KAKENHI-PROJECT-22840011, KAKENHI-PROJECT-23340058
[Journal Article] HiggsG-inflation2011
- Author(s)
  K.Kamada, T.Kobayashi, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review D
  
  Volume: (印刷中)(掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Generalized G-inflation : Inflation with the most general second-order field equations2011
- Author(s)
  Tsutomu Kobayashi, Masahide Yamaguchi, Jun'ichi Yokoyama
- Journal Title
  
  Prog. Theor. Phys
  
  Volume: 126 Issue: 3 Pages: 511-529
- DOI
  10.1143/ptp.126.511
- NAID
  110008790436
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21244033, KAKENHI-PROJECT-21740187, KAKENHI-PROJECT-22840011, KAKENHI-PROJECT-23340058
[Journal Article] Primordial non-Gaussianity from G-inflation2011
- Author(s)
  Tsutomu Kobayashi, Masahide Yamaguchi, Jun'ichi Yokoyama
- Journal Title
  
  Phys. Rev
  
  Volume: D83 Issue: 10 Pages: 103524-103524
- DOI
  10.1103/physrevd.83.103524
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21740187
[Journal Article] Inflation driven by the Galileon field2010
- Author(s)
  小林努、山口昌英、横山順一
- Journal Title
  
  Physical Review Letters 105
  
  Pages: 231302-231302
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Cosmological perturbations in a healthy extension of Horava gravity2010
- Author(s)
  Tsutomu Kobayashi, Yuko Urakawa, Masahide Yamaguchi
- Journal Title
  
  JCAP
  
  Volume: 1004 Issue: 04 Pages: 25-25
- DOI
  10.1088/1475-7516/2010/04/025
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] G-inflation : Inflation driven by the Galileon field2010
- Author(s)
  T.Kobayashi, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review Letters
  
  Volume: 105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] On Classification of Models of Large Local-TypeNon-Gaussianity2010
- Author(s)
  Teruaki Suyama, Tomo Takahashi, Masahide Yamaguchi, Shuichiro Yokoyama
- Journal Title
  
  JCAP
  
  Volume: 1012 Issue: 12 Pages: 30-30
- DOI
  10.1088/1475-7516/2010/12/030
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] G-inflation : Inflation driven by the Galileon field2010
- Author(s)
  Tsutomu Kobayashi, Masahide Yamaguchi, Jun'ichi Yokoyama
- Journal Title
  
  Phys. Rev. Lett
  
  Volume: 105 Issue: 23 Pages: 231302-231302
- DOI
  10.1103/physrevlett.105.231302
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-21111006, KAKENHI-PROJECT-21740187
[Journal Article] On classification of models of large local-type non-Gaussianity2010
- Author(s)
  T.Suyama, T.Takahashi, M.Yamaguchi, S.Yokoyama
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 12
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Dark energy from primordial inflationary quantum fluctuations2010
- Author(s)
  C.Ringeval, T.Suyama, T, Takahashi, M.Yamaguchi, S.Yokoyama
- Journal Title
  
  Physical Review Letters
  
  Volume: 105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Fate of thermal log type Q balls2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Shinta Kasuya, Masahide Yamaguchi
- Journal Title
  
  Phys.Rev
  
  Volume: D82 Issue: 10 Pages: 103534-103534
- DOI
  10.1103/physrevd.82.103534
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Slow-roll Extended Quintessence2010
- Author(s)
  Takeshi Chiba, Masaru Siino, Masahide Yamaguchi
- Journal Title
  
  Phys.Rev
  
  Volume: D81 Issue: 8 Pages: 83530-83530
- DOI
  10.1103/physrevd.81.083530
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Fate of thermal log type Q balls2010
- Author(s)
  T.Chiba, K.Kamada,. S.Kasuya, M.Yamaguchi
- Journal Title
  
  Physical Review D
  
  Volume: 82
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Dark energy from primordial inflationary quantum fluctuations2010
- Author(s)
  Christophe Ringeval, Teruaki Suyama, Tomo Takahashi, MasahideYamaguchi, Shuichiro Yokoyama
- Journal Title
  
  Phys.Rev.Lett
  
  Volume: 105 Issue: 12 Pages: 121301-121301
- DOI
  10.1103/physrevlett.105.121301
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Gravitational Waves from Q-ball Formation2010
- Author(s)
  Takeshi Chiba, Kohei Kamada, Masahide Yamaguchi
- Journal Title
  
  Phys.Rev
  
  Volume: D81 Issue: 8 Pages: 83503-83503
- DOI
  10.1103/physrevd.81.083503
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] G-inflation : Inflation driven by the Galileon field2010
- Author(s)
  T.Kobayashi, M.yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review Letters
  
  Volume: 105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Gravitino Dark Matter and Non-Gaussianity2009
- Author(s)
  T.Takahashi, M.Yamaguchi, J.Yokoyama, S.Yokoyama
- Journal Title
  
  Physics Letters B
  
  Volume: 678 Pages: 15-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Large scale evolution of the curvature perturbation in Horava-Lifshitz cosmology2009
- Author(s)
  T.Kobayashi, Y.Urakawa, M.Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astrophysics Physics 11
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Large scale evolution of the curvature perturbation in Horava-Lifshitzcosmology2009
- Author(s)
  Tsutomu Kobayashi, Yuko Urakawa, Masahide Yamaguchi
- Journal Title
  
  JCAP
  
  Volume: 0911 Issue: 11 Pages: 15-15
- DOI
  10.1088/1475-7516/2009/11/015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Gravition Dark Matter and Non-Gaussianity2009
- Author(s)
  高橋智, 山口昌英、横山順一, 横山修一郎
- Journal Title
  
  Physics Letters B 678
  
  Pages: 15-19
- Data Source
  KAKENHI-PROJECT-19340054
[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 0901
  
  Pages: 1-16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Primordial non-Gaussianity in models with dark matter isocurvature fluctuations2009
- Author(s)
  T.Takahashi, M.Yamaguchi, S.Yokoyama
- Journal Title
  
  Physical Review D 80
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Constraints on neutrino masses from WMAP5 and BBN in the lepton asymmetric universe2009
- Author(s)
  Maresuke Shiraishi, Kazuhide Ichikawa, Kiyotomo Ichiki, Naoshi Sugiyama, Masahide Yamaguchi
- Journal Title
  
  JCAP
  
  Volume: 0907 Issue: 07 Pages: 5-5
- DOI
  10.1088/1475-7516/2009/07/005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Extended Slow-Roll Conditions and Primordial Fluctuations : Multiple Scalar Fields and Generalized Gravity2009
- Author(s)
  T. Chiba, M. Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astrophysics 01
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Constraints on neutrino masses from WMAP5 and BBN in the lepton asymmetric universe2009
- Author(s)
  M.Shiraishi, K.Ichikawa, K.Ichiki, N.Sugiyama, M.Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astrophysics Physics 07
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Gravitino dark matter and non-Gaussianity2009
- Author(s)
  T.Takahashi, M.Yamaguchi, J.Yokoyama, S.Yokoyama
- Journal Title
  
  Physics Letters B 678
  
  Pages: 15-19
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Gravitino Dark Matter and Non-Gaussianity2009
- Author(s)
  Tomo Takahashi, Masahide Yamaguchi, Jun'ichi Yokoyama, Shuichiro Yokoyama
- Journal Title
  
  Phys.Lett
  
  Volume: B678 Issue: 1 Pages: 15-19
- DOI
  10.1016/j.physletb.2009.06.007
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Primordial Non-Gaussianity in Models with Dark MatterIsocurvature Fluctuations2009
- Author(s)
  Tomo Takahashi, Masahide Yamaguchi, Shuichiro Yokoyama
- Journal Title
  
  Phys.Rev
  
  Volume: D80 Issue: 6 Pages: 63524-63524
- DOI
  10.1103/physrevd.80.063524
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740187
[Journal Article] Non-Gaussianity in the modulated reheating scenario2008
- Author(s)
  T. Suyama and Masahide Yamaguchi
- Journal Title
  
  Physical Review D77 023505
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Primordial Curvature Fluctuation and Its Non-Gaussianity in Models with Modulated Reheating2008
- Author(s)
  K. Ichikawa, T. Suyama, T. Takahashi, M. Yamaguchi
- Journal Title
  
  Physical Review D78
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Reheating in Chaotic D-Term Inflation2008
- Author(s)
  T. Kawano, M. Yamaguchi
- Journal Title
  
  Physical Review D78
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Primordial curvature fluctuation and its non-Gaussianity in models with modulated reheating2008
- Author(s)
  Kazuhide Ichikawa, Teruaki Suyama, Tomo Takahashi, and Masahide Yamaguchi
- Journal Title
  
  Physical Review D78 063545
  
  Pages: 1-20
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Non-Gaussianity in the modulated reheating scenario2008
- Author(s)
  T. Suyama, M. Yamaguchi
- Journal Title
  
  Physical Review D77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Formation of intermediate-mass black holes as primordial black holes in the inflationary cosmology with running spectral index2008
- Author(s)
  T. Kawaguchi, M. Kawasaki, T. Takayama, Masahide Yamaguchi, and J. Yokoyama
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society 388
  
  Pages: 1426-1432
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Extended Slow-Roll Conditions and Rapid-Roll Conditions2008
- Author(s)
  T. Chiba, M. Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astrophysics 10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] New D-term chaotic inflation in supergravity and leptogenesis2008
- Author(s)
  K. Kadota, T. Kawano, and Masahide Yamaguchi
- Journal Title
  
  Physical Review D77 123516
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] D-term chaotic inflation in supergravity2008
- Author(s)
  門田健司、山口昌英
- Journal Title
  
  Physical Review D 76
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Non-Gaussianity in the modulated reheating scenario2008
- Author(s)
  須山輝明、山口昌英
- Journal Title
  
  Physical Review D 77
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] DBI-essence2008
- Author(s)
  J. Martin and Masahide Yamaguchi
- Journal Title
  
  Physical Review D77 123508
  
  Pages: 1-9
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Extended slow-roll conditions and rapid-roll conditions,2008
- Author(s)
  Takeshi Chiba and Masahide Yamaguchi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics 0810
  
  Pages: 1-16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Non-Gaussianity, Spectral Index and Tensor Modes in Mixed Inflaton and Curvaton Models2008
- Author(s)
  K. Ichikawa, T. Suyama, T. Takahashi, Masahide Yamaguchi
- Journal Title
  
  Physical Review D78 023513
  
  Pages: 1-21
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Reheating in chaotic D-term inflation2008
- Author(s)
  Teruhiko Kawano and Masahide Yamaguchi
- Journal Title
  
  Physical Review D78 123511
  
  Pages: 1-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] D-term chaotic infiation in supergravity2008
- Author(s)
  門田健司、山口昌英
- Journal Title
  
  Physical Review D 76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Non-Gaussianity in the modulated reheating scenario2008
- Author(s)
  須山輝明、山口昌英
- Journal Title
  
  Physical Review D 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Electroweak Baryogenesis with Embedded Domain Walls2007
- Author(s)
  R. H. Brandenberger, W. Kelly, and Masahide Yamaguchi
- Journal Title
  
  Progress of Theoretical Physics 117
  
  Pages: 823-834
- NAID
  110006278203
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Warped Leptogenesis with Dirac Neutrino Masses2007
- Author(s)
  T. Gherghetta, K. Kadota, and Masahide Yamaguchi
- Journal Title
  
  Physical Review D76 023516
  
  Pages: 1-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] D-term chaotic inflation in supergravity2007
- Author(s)
  K. Kadota and Masahide Yamaguchi
- Journal Title
  
  Physical Review D76 103522
  
  Pages: 1-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Axino warm dark matter and Omega_b-Omega_DM coincidence2007
- Author(s)
  O. Seto, M. Yamaguchi
- Journal Title
  
  Physical Review D75
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Axino warm dark matter and Omega_b-Omega_DM coincidence,2007
- Author(s)
  O. Seto and Masahide Yamaguchi
- Journal Title
  
  Physical Review D75 123506
  
  Pages: 1-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Warped Leptogenesis with Dirac Neutrino Masses2007
- Author(s)
  T. Gherghetta, K. Kadota, M.Yamaguchi
- Journal Title
  
  Physical Review D76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Effective Search Templates for a Primordial Stochastic Gravitational Wave Background2007
- Author(s)
  T. Chiba, Y. Himemoto, Masahide Yamaguchi, and J. Yokoyama
- Journal Title
  
  Physical Review D76 043156
  
  Pages: 1-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Time variation of proton-electron mass ratio and fine structure constant with runaway dilaton2007
- Author(s)
  T.Chiba, T.Kobayashi, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review D75
  
  Pages: 43516-43516
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Lepton asymmetry in the primordial gravitational wave spectrum2007
- Author(s)
  K. Ichiki, Masahide Yamaguchi, and J. Yokoyama
- Journal Title
  
  Physical Review D75 084017
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Effective search templates for a primordial stochastic gravitational wave background2007
- Author(s)
  千葉剛、姫本宣朗、山口昌英、横山川
- Journal Title
  
  Physical Review D 76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] Effective Search Templates for a Primordial Stochastic Gravitational Wave Background2007
- Author(s)
  T. Chiba, Y. Himemoto, M. Yamaguchi, J. Yokoyama
- Journal Title
  
  Physical Review D76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Time variation of proton-electron mass ratio and fine structure constant with runaway dilaton2007
- Author(s)
  T. Chiba, T. Kobayashi, Masahide Yamaguchi, and J. Yokoyama
- Journal Title
  
  Physical Review D75 043516
  
  Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Effective search templates for a primordial stochastic gravitational wave background2007
- Author(s)
  千葉剛、姫本宣朗、山口昌英、横山順一
- Journal Title
  
  Physical Review D 76
- Data Source
  KAKENHI-PROJECT-19340054
[Journal Article] D-term chaotic inflation in supergravity2007
- Author(s)
  K. Kadota, M. Yamaguchi
- Journal Title
  
  Physical Review D76
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Effects of Cosmic Strings on Free Streaming2006
- Author(s)
  T.Takahashi, M.Yamaguchi
- Journal Title
  
  Physical Review D74
  
  Pages: 63512-63512
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Power spectrum of the density perturbations from smooth hybrid new inflation model2006
- Author(s)
  U.Kawasaki, T.Takayama, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review D74
  
  Pages: 43525-43525
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Implications of cosmic strings with time-varying tension on CMB and large scale structure2006
- Author(s)
  K. Ichikawa, T. Takahashi, and Masahide Yamaguchi
- Journal Title
  
  Physical Review D74 063526
  
  Pages: 1-9
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Effects of Cosmic Strings on Free Streaming2006
- Author(s)
  T. Takahashi and Masahide Yamaguchi
- Journal Title
  
  Physical Review D74 063512
  
  Pages: 1-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Implications of cosmic strings with time-varying tension on CMB and large scale structure2006
- Author(s)
  K.Ichikawa, T.Takahashi, M.Yamaguchi
- Journal Title
  
  Physical Review D74
  
  Pages: 63526-63526
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Power spectrum of the density perturbations from smooth hybrid new inflation model2006
- Author(s)
  M. Kawasaki, T. Takayama, Masahide Yamaguchi, and J. Yokoyama
- Journal Title
  
  Physical Review D74 043525
  
  Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18740157
[Journal Article] Lepton asymmetry in the primordial gravitational wave spectrum
- Author(s)
  K.Ichiki, M.Yamaguchi, J.Yokoyama
- Journal Title
  
  Physical Review (in press)
- Data Source
  KAKENHI-PROJECT-18740157
[Presentation] Vacuum decays around spinning black holes2020
- Author(s)
  Masahide Yamaguchi
- Organizer
  Miyazaki Workshop on Particle Physics and Cosmology 2020
- Invited
- Data Source
  KAKENHI-PUBLICLY-18H04579
[Presentation] Primordial Black Holes with Primordial non-Gaussianity2020
- Author(s)
  山口昌英
- Organizer
  Cosmic Acceleration
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Primordial Black Holes with Primordial non-Gaussianity2020
- Author(s)
  山口昌英
- Organizer
  The 4th NRF-JSPS workshop in particle physics, cosmology and gravitation
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Vacuum decays around compact objects and spinning black holes2020
- Author(s)
  Masahide Yamaguchi
- Organizer
  New perspectives on cosmology
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04579
[Presentation] Invertible field transformations with derivatives: necessary and sufficient conditions2019
- Author(s)
  山口昌英
- Organizer
  String theory, Gravitation and Cosmology 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Constraint on small scale primordial magnetic fields2019
- Author(s)
  山口昌英
- Organizer
  The 3rd NRF-JSPS workshop in particle physics, cosmology and gravitation
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Invertible field transformations with derivatives: necessary and sufficient conditions2019
- Author(s)
  山口昌英
- Organizer
  Particle Astrophysics and Cosmology Including Fundamental Interactions 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Higher derivative scalar-tensor theory through a non-dynamical scalar field2019
- Author(s)
  Masahide Yamaguchi
- Organizer
  The 2nd NRF-JSPS workshop in particle physics,The 2nd NRF-JSPS workshop in particle physics, cosmology and gravitation
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Nonlocal generalization of Galilean theories and gravity2019
- Author(s)
  Masahide Yamaguchi
- Organizer
  Rencontres de Moriond
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25287054
[Presentation] Higher derivative scalar-tensor theory with a spacelike scalar field2018
- Author(s)
  Masahide Yamaguchi
- Organizer
  Modern aspects of gravity and cosmology 2018 -- Orsay
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05888
[Presentation] Ghost-Free Theory with Third-Order Time Derivatives2018
- Author(s)
  Masahide Yamaguchi
- Organizer
  Quarks-2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04579
[Presentation] Ghost-Free Theory with Third-Order Time Derivatives2018
- Author(s)
  Masahide Yamaguchi
- Organizer
  International workshop for String theory, Gravitation and Cosmology (STGCOS2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-18H04579
[Presentation] Healthy degenerate theories with higher derivatives2016
- Author(s)
  Masahide Yamaguchi
- Organizer
  International Workshop for String theory and Cosmology 2016
- Place of Presentation
  Hanyang University
- Year and Date
  2016-08-18
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25287054
[Presentation] Perturbations of Cosmological and Black Hole Solutions in Massive gravity and Bi-gravity2015
- Author(s)
  Masahide Yamaguchi
- Organizer
  Exploring Theories of Modified Gravity
- Place of Presentation
  The Kavli Institute for Cosmological Physics (KICP) at the University of Chicago
- Year and Date
  2015-10-12
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25287054
[Presentation] Primordial spectra from sudden turning trajectory2013
- Author(s)
  山口昌秀
- Organizer
  Hot Topics in General Relativity and Gravitation
- Place of Presentation
  クイノン（ベトナム）
- Year and Date
  2013-08-01
- Invited
- Data Source
  KAKENHI-PROJECT-21244033
[Presentation] Primordial spectra from sudden turning trajectory2013
- Author(s)
  Masahide Yamaguchi
- Organizer
  International Workshop on Particle Physics and Cosmology after Higgs and Planck
- Place of Presentation
  Chongqing, China
- Invited
- Data Source
  KAKENHI-PUBLICLY-24111706
[Presentation] Modulated reheating mechanism2012
- Author(s)
  Masahide Yamaguchi
- Organizer
  in Workshop: Critical Tests of Inflation UsingNon-Gaussianity
- Place of Presentation
  Munich,Nov
- Year and Date
  2012-11-07
- Data Source
  KAKENHI-PROJECT-21740187
[Presentation] G-inflation : The most general inflation with second-order equations2011
- Author(s)
  Masahide Yamaguchi, X. Gao, K.Kamada, T. Kobayashi, and J. Yokoyama
- Organizer
  in Xth International Conference on Gravitation, Astrophysics and Cosmology (ICGAC10) (
- Place of Presentation
  Quy-Nhon
- Year and Date
  2011-12-18
- Data Source
  KAKENHI-PROJECT-21740187
[Presentation] G-Inflation : Inflation with the most general second-order equations2011
- Author(s)
  Masahide Yamaguchi, X. Gao, K.Kamada, T. Kobayashi, and J. Yokoyama
- Organizer
  in InternationalSymposium on Cosmology and ParticleAstrophysics (CosPA2011) (
- Place of Presentation
  Beijing
- Year and Date
  2011-10-28
- Data Source
  KAKENHI-PROJECT-21740187
[Presentation] Relation between inflation and dark energy2010
- Author(s)
  Masahide Yamaguchi, C. Ringeval, T.Suyama, T. Takahashi and S. Yokoyama
- Organizer
  in the 16th International Symposium on Particles, Strings and Cosmology (PASCOS2010)
- Place of Presentation
  Valencia
- Year and Date
  2010-07-23
- Data Source
  KAKENHI-PROJECT-21740187

1. MUKOHYAMA Hinji (40396809)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. YOKOYAMA JUN'Ichi (50212303)

# of Collaborated Projects: 2 results

# of Collaborated Products: 14 results
3. SASAKI Misao (70162386)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. TANAKA Takahiro (40281117)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. SHIROMIZU Tetsuya (10282716)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. SODA Jiro (00222076)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. MATSUBARA Takahiko (00282715)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. TAKAHASHI Fuminobu (60503878)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. CHIBA Takeshi (40324602)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. TSUJIKAWA Shinji (30318802)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. ISHIHARA Hideki (80183739)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. YAMAMOTO Kazuhiro (50284154)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 高橋智 (60432960)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
14. 須山輝明 (20456198)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
15. BUONINFANTE LUCA

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. KORUMILLI SRAVAN KUMAR

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. BAHAMONDE-BELTRA SEBASTIAN

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. BAHAMONDE-BELTRAN SEBASTIAN

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. 棚橋典大

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
20. 木村蘭平

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
21. 山内大介

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Yamaguchi Masahide 山口 昌英

YAMAGUCHI Masahide 山口 昌英

Research Projects

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メトリック・アフィン重力理論における摂動論とその応用Principal Investigator

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ニュートリノの安定性と崩壊率・寿命Principal Investigator

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標準模型を超える物理・暗黒物質の最有力候補としてのアクシオンの存在量Principal Investigator

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非局所理論とその宇宙論的意義Principal Investigator

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繰り込み可能かつユニタリーな重力理論の探求：理論的・現象論的観点よりPrincipal Investigator

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Cosmic neutrino background radiationPrincipal Investigator

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原始ブラックホール合体による重力波から探る原始密度揺らぎと重力理論の性質Principal Investigator

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Multifaceted Study of the Physics of the Inflationary Universe

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New observational tools in cosmologyPrincipal Investigator

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Massive gravity and its application to cosmologyPrincipal Investigator

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密度揺らぎとテンソル揺らぎの非ガウス性を用いたインフレーション理論への制限Principal Investigator

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research on cosmological nonlinear and non-perturbative gravitational phenomena

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Inflationary Universe based on superstring theoryPrincipal Investigator

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Yamaguchi Masahide 山口昌英

YAMAGUCHI Masahide 山口昌英