Motohashi Hayato 本橋隼人

Researcher Number	00708563
Other IDs	https://orcid.org/0000-0002-4330-7024
Affiliation (Current)	2024: 工学院大学, 教育推進機構 , 准教授
Affiliation (based on the past Project Information) *help	2020 – 2022: 工学院大学, 教育推進機構(公私立大学の部局等), 准教授 2018 – 2019: 京都大学, 基礎物理学研究所, 研究員
Review Section/Research Field	Principal Investigator Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics / Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords	Principal Investigator ホイン関数 / ブラックホール / 相対論 / 超幾何関数 / 特殊関数 / 散乱 / 準固有振動 / 電磁波 / 重力波 / 重力理論 … More / オストログラドスキー・ゴースト / 高階微分 / 修正重力 / 可逆変換 / 修正重力理論 / 原始ブラックホール / 摂動論 / ダークエネルギー / インフレーション / 宇宙論 / 重力 Less

Theoretical study toward multi-messenger observations of black holesPrincipal Investigator
- Principal Investigator
  
  本橋隼人
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kogakuin University
Exploring higher-derivative theories of gravityPrincipal Investigator
- Principal Investigator
  
  Motohashi Hayato
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 15020:Experimental studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Kogakuin University
  Kyoto University

All 2023 2022 2021 2020 2019 2018

All Journal Article Presentation

[Journal Article] Quasinormal modes of Schwarzschild black holes on the real axis2023
- Author(s)
  Kyutoku Koutarou、Motohashi Hayato、Tanaka Takahiro
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 4 Pages: 044012-044012
- DOI
  10.1103/physrevd.107.044012
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K03928, KAKENHI-PROJECT-22K03617, KAKENHI-PROJECT-22K03639, KAKENHI-PROJECT-19K14720, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06358
[Journal Article] Consistency of matter coupling in modified gravity2023
- Author(s)
  Takahashi Kazufumi、Kimura Rampei、Motohashi Hayato
- Journal Title
  
  Physical Review D
  
  Volume: 107 Issue: 4 Pages: 044018-044018
- DOI
  10.1103/physrevd.107.044018
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K03605, KAKENHI-PROJECT-22K03639, KAKENHI-PROJECT-22KJ1646
[Journal Article] Differentiation identities for hypergeometric functions2022
- Author(s)
  Motohashi Hayato
- Journal Title
  
  Expositiones Mathematicae
  
  Volume: 40 Issue: 4 Pages: 894-909
- DOI
  10.1016/j.exmath.2022.07.005
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K03639
[Journal Article] Inflation with 0<=cs<=12022
- Author(s)
  Gorji Mohammad Ali、Motohashi Hayato、Mukohyama Shinji
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 2022 Issue: 02 Pages: 030-030
- DOI
  10.1088/1475-7516/2022/02/030
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PROJECT-17H02890, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Physical effects of gravitational waves: pedagogical examples2022
- Author(s)
  Motohashi Hayato、Suyama Teruaki
- Journal Title
  
  European Journal of Physics
  
  Volume: 44 Issue: 1 Pages: 1-10
- DOI
  10.1088/1361-6404/ac9ef1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03864, KAKENHI-PROJECT-22K03639, KAKENHI-PUBLICLY-21H05453, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Generalized disformal Horndeski theories: Cosmological perturbations and consistent matter coupling2022
- Author(s)
  Takahashi Kazufumi、Minamitsuji Masato、Motohashi Hayato
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2023 Issue: 1
- DOI
  10.1093/ptep/ptac161
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03639, KAKENHI-PROJECT-22KJ1646
[Journal Article] Black hole perturbations in higher-order scalar?tensor theories: initial value problem and dynamical stability2022
- Author(s)
  Nakashi Keisuke、Kimura Masashi、Motohashi Hayato、Takahashi Kazufumi
- Journal Title
  
  Classical and Quantum Gravity
  
  Volume: 39 Issue: 17 Pages: 175003-175003
- DOI
  10.1088/1361-6382/ac813e
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K03639, KAKENHI-PROJECT-22KJ1646
[Journal Article] Spectroscopy of AdS5 spacetime with the Heun function: Quasinormal modes, greybody factor, and evaporation2022
- Author(s)
  Noda Sousuke、Motohashi Hayato
- Journal Title
  
  Physical Review D
  
  Volume: 106 Issue: 6
- DOI
  10.1103/physrevd.106.064025
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K03639
[Journal Article] Invertible disformal transformations with higher derivatives2022
- Author(s)
  Takahashi Kazufumi、Motohashi Hayato、Minamitsuji Masato
- Journal Title
  
  Physical Review D
  
  Volume: 105 Issue: 2 Pages: 024015-024015
- DOI
  10.1103/physrevd.105.024015
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PROJECT-22KJ1646, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Evaporation of echoing black holes2022
- Author(s)
  Oshita Naritaka、Motohashi Hayato、Noda Sousuke
- Journal Title
  
  Physical Review D
  
  Volume: 106 Issue: 4
- DOI
  10.1103/physrevd.106.044044
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K03639
[Journal Article] Exact solution for wave scattering from black holes: Formulation2021
- Author(s)
  Motohashi Hayato、Noda Sousuke
- Journal Title
  
  Progress of Theoretical and Experimental Physics
  
  Volume: 2021 Issue: 8
- DOI
  10.1093/ptep/ptab097
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Black hole perturbations in DHOST theories: master variables, gradient instability, and strong coupling2021
- Author(s)
  Takahashi Kazufumi、Motohashi Hayato
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 2021 Issue: 08 Pages: 013-013
- DOI
  10.1088/1475-7516/2021/08/013
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PROJECT-22KJ1646, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Stealth dark energy in scordatura DHOST theory2021
- Author(s)
  Mohammad Ali Gorji, Hayato Motohashi, Shinji Mukohyama
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 03 Issue: 03 Pages: 1-30
- DOI
  10.1088/1475-7516/2021/03/081
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-PROJECT-17H02890, KAKENHI-PROJECT-19F19313, KAKENHI-ORGANIZER-17H06357
[Journal Article] On Rotating Black Holes in DHOST Theories2020
- Author(s)
  Jibril Ben Achour, Hongguang Liu, Hayato Motohashi, Shinji Mukohyama, Karim Noui
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 11 Issue: 11 Pages: 1-21
- DOI
  10.1088/1475-7516/2020/11/001
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-PROJECT-17H02890, KAKENHI-ORGANIZER-17H06357
[Journal Article] Quantum Ostrogradsky theorem2020
- Author(s)
  Motohashi Hayato、Suyama Teruaki
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2020 Issue: 9 Pages: 1-10
- DOI
  10.1007/jhep09(2020)032
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K03864, KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-ORGANIZER-17H06357
[Journal Article] Effective Field Theory of Degenerate Higher-Order Inflation2020
- Author(s)
  Hayato Motohashi, Wayne Hu
- Journal Title
  
  Phys. Rev. D
  
  Volume: 101 Issue: 8 Pages: 1-22
- DOI
  10.1103/physrevd.101.083531
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-ORGANIZER-17H06357
[Journal Article] General Relativity solutions with stealth scalar hair in quadratic higher-order scalar-tensor theories2020
- Author(s)
  Kazufumi Takahashi, Hayato Motohashi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 06 Issue: 06 Pages: 1-20
- DOI
  10.1088/1475-7516/2020/06/034
- NAID
  120006879541
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-ORGANIZER-17H06357
[Journal Article] Primordial Black Holes as Dark Matter through Higgs Criticality2020
- Author(s)
  Samuel Passaglia, Wayne Hu, Hayato Motohashi
- Journal Title
  
  Phys. Rev. D
  
  Volume: 101 Issue: 12 Pages: 1-24
- DOI
  10.1103/physrevd.101.123523
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PLANNED-17H06359, KAKENHI-ORGANIZER-17H06357
[Journal Article] Ghost from constraints: a generalization of Ostrogradsky theorem2020
- Author(s)
  Katsuki Aoki, Hayato Motohashi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 08 Issue: 08 Pages: 1-35
- DOI
  10.1088/1475-7516/2020/08/026
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-PROJECT-20K14468, KAKENHI-PROJECT-19J00895, KAKENHI-PLANNED-17H06359, KAKENHI-ORGANIZER-17H06357
[Journal Article] Constant roll and primordial black holes2020
- Author(s)
  H. Motohashi, S. Mukohyama, M. Oliosi
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 03 Issue: 03 Pages: 1-18
- DOI
  10.1088/1475-7516/2020/03/002
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359, KAKENHI-PROJECT-17H02890
[Journal Article] Weakly-coupled stealth solution in scordatura degenerate theory2020
- Author(s)
  H. Motohashi, S. Mukohyama
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 01 Issue: 01 Pages: 1-22
- DOI
  10.1088/1475-7516/2020/01/030
- NAID
  120006800749
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359, KAKENHI-PROJECT-17H02890
[Journal Article] Linear stability analysis of hairy black holes in quadratic degenerate higher-order scalar-tensor theories: Odd-parity perturbations2019
- Author(s)
  K. Takahashi, H. Motohashi, M. Minamitsuji
- Journal Title
  
  Physical Review D
  
  Volume: 100 Issue: 2 Pages: 1-16
- DOI
  10.1103/physrevd.100.024041
- NAID
  120006796521
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Shape dependence of spontaneous scalarization2019
- Author(s)
  H. Motohashi, S. Mukohyama
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 4 Pages: 1-11
- DOI
  10.1103/physrevd.99.044030
- NAID
  120006800750
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359, KAKENHI-PROJECT-17H02890
[Journal Article] Exact black hole solutions in shift-symmetric quadratic degenerate higher-order scalar-tensor theories2019
- Author(s)
  H. Motohashi, M. Minamitsuji
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 6 Pages: 1-14
- DOI
  10.1103/physrevd.99.064040
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Constant-roll inflation in scalar-tensor gravity2019
- Author(s)
  H. Motohashi, A. A. Starobinsky
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 11 Issue: 11 Pages: 1-19
- DOI
  10.1088/1475-7516/2019/11/025
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Primordial Black Holes and Local Non-Gaussianity in Canonical Inflation2019
- Author(s)
  S. Passaglia, W. Hu, H. Motohashi
- Journal Title
  
  Physical Review D
  
  Volume: 99 Issue: 4 Pages: 1-19
- DOI
  10.1103/physrevd.99.043536
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Reconciling tensor and scalar observables in G-inflation2018
- Author(s)
  H. Ramirez, S. Passaglia, H. Motohashi, W. Hu, O. Mena
- Journal Title
  
  Journal of Cosmology and Astroparticle Physics
  
  Volume: 1804 Issue: 04 Pages: 1-19
- DOI
  10.1088/1475-7516/2018/04/039
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] Stealth Schwarzschild solution in shift symmetry breaking theories2018
- Author(s)
  M. Minamitsuji, H. Motohashi
- Journal Title
  
  Physical Review D
  
  Volume: 98 Issue: 8 Pages: 1-13
- DOI
  10.1103/physrevd.98.084027
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Journal Article] General Relativity solutions in modified gravity2018
- Author(s)
  H. Motohashi, M. Minamitsuji
- Journal Title
  
  Physics Letters B
  
  Volume: 781 Pages: 728-734
- DOI
  10.1016/j.physletb.2018.04.041
- NAID
  120006491967
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[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] Ghost-free theory with third-order time derivatives2018
- Author(s)
  H. Motohashi, T. Suyama, M. Yamaguchi
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 87 Issue: 6 Pages: 1-5
- DOI
  10.7566/jpsj.87.063401
- NAID
  210000134842
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K13565, KAKENHI-ORGANIZER-17H06357, KAKENHI-PLANNED-17H06359
[Presentation] Black hole ringdown overtones2023
- Author(s)
  Hayato Motohashi
- Organizer
  Workshop on Fundamental Cosmology: from Beginning to End
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03639
[Presentation] Quasinormal modes of Schwarzschild black holes on the real axis'2022
- Author(s)
  Hayato Motohashi
- Organizer
  The 31st Workshop on General Relativity and Gravitation in Japan (JGRG31)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03639
[Presentation] Theory of quasinormal modes2022
- Author(s)
  本橋隼人
- Organizer
  日本物理学会2022年秋季大会
- Data Source
  KAKENHI-PROJECT-22K03639
[Presentation] Theory of quasinormal modes2022
- Author(s)
  本橋隼人
- Organizer
  ブラックホール準固有振動研究会
- Data Source
  KAKENHI-PROJECT-22K03639
[Presentation] On the theory of quasinormal modes2022
- Author(s)
  Hayato Motohashi
- Organizer
  Symposium on Gravitational Wave Physics and Astronomy: Genesis
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03639
[Presentation] 暗黒エネルギー/修正重力と重力波2021
- Author(s)
  本橋隼人
- Organizer
  日本物理学会第77回年次大会
- Invited
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  Hayato Motohashi
- Organizer
  The 30th Workshop on General Relativity and Gravitation in Japan (JGRG30),
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  Hayato Motohashi
- Organizer
  Gravity & Cosmology Seminar, Institute of Theoretical Physics, Chinese Academy of Sciences (ITP-CAS)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  本橋隼人
- Organizer
  第22回特異点研究会
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] On the theory of quasinormal modes2021
- Author(s)
  Hayato Motohashi
- Organizer
  Gravitational wave physics and astronomy: Genesis, Group A Area Ｗorkshop 2022 and Winter Camp
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  Hayato Motohashi
- Organizer
  24th International Conference on Particle Physics and Cosmology (COSMO’21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] On rotating black holes in DHOST theories2021
- Author(s)
  本橋隼人
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  本橋隼人
- Organizer
  立教大学コロキウム
- Invited
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2021
- Author(s)
  Hayato Motohashi
- Organizer
  JGRG Webinar Series
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes from canonical single field inflation2020
- Author(s)
  Hayato Motohashi
- Organizer
  14th International Conference on Gravitation, Astrophysics and Cosmology (ICGAC14), National Central University, Jhongli, Taiwan (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2020
- Author(s)
  Hayato Motohashi
- Organizer
  Gravitational wave physics and astronomy: Genesis, The Fourth Annual Area Symposium Online, Kavli IPMU, The University of Tokyo (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2020
- Author(s)
  Hayato Motohashi
- Organizer
  Black Hole Astrophysics with VLBI: Multi-Wavelength and Multi-Messenger Era, Institute for Cosmic Ray Research, The University of Tokyo (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Black holes in modified gravity2020
- Author(s)
  Hayato Motohashi
- Organizer
  AAPPS-DACG Workshop on Astrophysics, Cosmology and Gravitation, Asia Pacific Center for Theoretical Physics (APCTP), Pohang, South Korea (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Weakly-coupled stealth solution in scordatura degenerate theory2020
- Author(s)
  Hayato Motohashi
- Organizer
  The 30th Workshop on General Relativity and Gravitation in Japan (JGRG30), Nagoya University (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Quantum Ostrogradsky theorem2020
- Author(s)
  Hayato Motohashi
- Organizer
  "Spring workshop on gravity and cosmology", Krakow, Poland (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes from constant-roll inflation2020
- Author(s)
  本橋隼人
- Organizer
  日本物理学会2020年秋季大会 (オンライン開催)
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes from constant-roll inflation2020
- Author(s)
  Hayato Motohashi
- Organizer
  The Third annual symposium of the innovative area "Gravitational Wave Physics and Astronomy: Genesis"
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact solution for wave scattering from black holes2020
- Author(s)
  Hayato Motohashi
- Organizer
  55th Rencontres de Moriond: Gravitation (online)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Black holes in modified gravity2020
- Author(s)
  Hayato Motohashi
- Organizer
  Area workshop 2020 Winter/Group A camp
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes from constant-roll inflation2020
- Author(s)
  Hayato Motohashi
- Organizer
  Area workshop 2020 Winter/Group A camp
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Quantum Ostrogradsky theorem2020
- Author(s)
  本橋隼人
- Organizer
  日本物理学会第76回年次大会（2021年） (オンライン開催)
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Black holes in modified gravity2019
- Author(s)
  Hayato Motohashi
- Organizer
  YITP long-term workshop: Multi-Messenger Astrophysics in the Gravitational Wave Era
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Black holes in modified gravity2019
- Author(s)
  Hayato Motohashi
- Organizer
  Gravitational Wave Physics and Astronomy Workshop (GWPAW 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes in canonical single field inflation2019
- Author(s)
  Hayato Motohashi
- Organizer
  Asian-Pacific Winter School and Workshop on Gravitation and Cosmology
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact black hole solutions in DHOST theories2019
- Author(s)
  本橋隼人
- Organizer
  日本物理学会2019年秋季大会
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact black hole solutions in modified gravity2019
- Author(s)
  Hayato Motohashi
- Organizer
  The 29th Workshop on General Relativity and Gravitation in Japan (JGRG29)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Exact black hole solutions in scalar-tensor theories2019
- Author(s)
  本橋隼人
- Organizer
  第三回若手による重力・宇宙論研究会「理論と観測から探るブラックホール研究のこれから」
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Shape dependence of spontaneous scalarization2019
- Author(s)
  Hayato Motohashi
- Organizer
  "Gravitational wave physics and astronomy: Genesis” Area Workshop 2019 Winter and Group A Boot Camp
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Constant-roll inflation in scalar-tensor theory2019
- Author(s)
  Hayato Motohashi
- Organizer
  Accelerating Universe in the Dark
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Constant roll and primordial black holes2019
- Author(s)
  Hayato Motohashi
- Organizer
  Focus Week on Primordial Black Holes
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Constant-roll inflation2018
- Author(s)
  Hayato Motohashi
- Organizer
  5th Korea-Japan workshop on dark energy
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] General Relativity solutions in modified gravity2018
- Author(s)
  Hayato Motohashi
- Organizer
  15th Marcel Grossmann Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Shape dependence of spontaneous scalarization2018
- Author(s)
  Hayato Motohashi
- Organizer
  The 28th Workshop on General Relativity and Gravitation in Japan (JGRG28)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Primordial black holes and slow-roll violation2018
- Author(s)
  Hayato Motohashi
- Organizer
  15th Marcel Grossmann Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Ghost-free theories with arbitrary higher-order time derivatives2018
- Author(s)
  本橋隼人
- Organizer
  日本物理学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Constructing ghost-free theories with higher derivatives2018
- Author(s)
  Hayato Motohashi
- Organizer
  15th Marcel Grossmann Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Modified gravity with higher derivatives2018
- Author(s)
  本橋隼人
- Organizer
  第7回観測的宇宙論ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Ghost-free theories with arbitrary higher-order time derivatives2018
- Author(s)
  本橋隼人
- Organizer
  第31回理論懇シンポジウム「宇宙物理の標準理論：未来へ向けての再考」
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Constant-roll inflation2018
- Author(s)
  Hayato Motohashi
- Organizer
  15th Marcel Grossmann Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565
[Presentation] Shape dependence of spontaneous scalarization2018
- Author(s)
  Hayato Motohashi
- Organizer
  The Second annual symposium of the innovative area "Gravitational Wave Physics and Astronomy: Genesis"
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K13565

1. 須山輝明

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
2. 田中貴浩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. 木村蘭平

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Motohashi Hayato 本橋 隼人

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Theoretical study toward multi-messenger observations of black holesPrincipal Investigator

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Exploring higher-derivative theories of gravityPrincipal Investigator

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[Journal Article] Quasinormal modes of Schwarzschild black holes on the real axis2023

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[Journal Article] Consistency of matter coupling in modified gravity2023

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[Journal Article] Differentiation identities for hypergeometric functions2022

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[Journal Article] Inflation with 0<=cs<=12022

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[Journal Article] Physical effects of gravitational waves: pedagogical examples2022

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[Journal Article] Generalized disformal Horndeski theories: Cosmological perturbations and consistent matter coupling2022

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[Journal Article] Black hole perturbations in higher-order scalar?tensor theories: initial value problem and dynamical stability2022

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[Journal Article] Spectroscopy of AdS5 spacetime with the Heun function: Quasinormal modes, greybody factor, and evaporation2022

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[Journal Article] Invertible disformal transformations with higher derivatives2022

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[Journal Article] Evaporation of echoing black holes2022

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[Journal Article] Exact solution for wave scattering from black holes: Formulation2021

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[Journal Article] Black hole perturbations in DHOST theories: master variables, gradient instability, and strong coupling2021

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[Journal Article] Stealth dark energy in scordatura DHOST theory2021

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Motohashi Hayato 本橋隼人