Hayato Motohashi

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Teruaki SuyamaTokyo Institute of TechnologyVerified email at phys.titech.ac.jp
Alexei Starobinsky (Starobinskii)Principal Research Scientist, Landau Institute for Theoretical Physics, Moscow, RussiaVerified email at landau.ac.ru
Jun'ichi YokoyamaProfessor, Research Center for the Early Universe, Graduate School of Science, The University ofVerified email at resceu.s.u-tokyo.ac.jp
Tsutomu KobayashiDepartment of Physics, Rikkyo UniversityVerified email at rikkyo.ac.jp
Atsushi NishizawaThe University of TokyoVerified email at resceu.s.u-tokyo.ac.jp
David LangloisCNRSVerified email at apc.univ-paris7.fr
Mohammad Ali GorjiInstitut de Ciencies del Cosmos (ICC), Universitat de BarcelonaVerified email at icc.ub.edu
Pavel MotlochPostdoctoral Research Fellow, CITA, University of TorontoVerified email at cita.utoronto.ca
Michele OliosiYukawa Institute for Theoretical Physics, Kyoto UniversityVerified email at yukawa.kyoto-u.ac.jp
Jonathan WhiteDirector of Computer Engineering and Assistant Professor of Engineering, Harding UniversityVerified email at harding.edu
Yuichiro TadaNagoya U.Verified email at f.mail.nagoya-u.ac.jp
Vivian MirandaC.N. Yang Institute for Theoretical PhysicsVerified email at stonybrook.edu
Austin JoyceUniversity of ChicagoVerified email at uchicago.edu
Masashi KimuraDaiichi Institute of TechnologyVerified email at ueno.daiichi-koudai.ac.jp
Héctor RamírezNew Work SEVerified email at xing.com
Koutarou KyutokuChiba UniversityVerified email at chiba-u.jp

Hayato Motohashi

Kogakuin University

Verified email at cc.kogakuin.ac.jp - Homepage

Gravity Cosmology


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Ultra slow-roll inflation and the non-Gaussianity consistency relation J Martin, H Motohashi, T Suyama Physical Review D 87 (2), 023514, 2013	314	2013
Primordial black holes and slow-roll violation H Motohashi, W Hu Physical Review D 96 (6), 063503, 2017	283	2017
Inflation with a constant rate of roll H Motohashi, AA Starobinsky, J Yokoyama Journal of Cosmology and Astroparticle Physics 2015 (09), 018, 2015	256	2015
Healthy degenerate theories with higher derivatives H Motohashi, K Noui, T Suyama, M Yamaguchi, D Langlois Journal of Cosmology and Astroparticle Physics 2016 (07), 033, 2016	185	2016
Black hole perturbation in the most general scalar-tensor theory with second-order field equations. II. The even-parity sector T Kobayashi, H Motohashi, T Suyama Physical Review D 89 (8), 084042, 2014	158	2014
Primordial black holes and local non-Gaussianity in canonical inflation S Passaglia, W Hu, H Motohashi Physical Review D 99 (4), 043536, 2019	151	2019
Third order equations of motion and the Ostrogradsky instability H Motohashi, T Suyama Physical Review D 91 (8), 085009, 2015	150	2015
Black hole perturbation in the most general scalar-tensor theory with second-order field equations: The odd-parity sector T Kobayashi, H Motohashi, T Suyama Physical Review D 85 (8), 084025, 2012	149	2012
f(R) constant-roll inflation H Motohashi, AA Starobinsky The European Physical Journal C 77, 1-8, 2017	107	2017
Phantom Boundary Crossing and Anomalous Growth Index of Fluctuations in Viable f(R) Models of Cosmic Acceleration H Motohashi, AA Starobinsky, J Yokoyama Progress of theoretical physics 123 (5), 887-902, 2010	96	2010
Constant-roll inflation: confrontation with recent observational data H Motohashi, AA Starobinsky Europhysics Letters 117 (3), 39001, 2017	95	2017
Cosmology Based on Gravity Admits 1 eV Sterile Neutrinos H Motohashi, AA Starobinsky, J Yokoyama Physical Review Letters 110 (12), 121302, 2013	93	2013
Ghost-free theories with arbitrary higher-order time derivatives H Motohashi, T Suyama, M Yamaguchi Journal of High Energy Physics 2018 (6), 1-29, 2018	70	2018
Analytic solution for matter density perturbations in a class of viable cosmological f (R) models H Motohashi, AA Starobinsky, JI Yokoyama International Journal of Modern Physics D 18 (11), 1731-1740, 2009	66	2009
Consistency relation for inflation H Motohashi Physical Review D 91 (6), 064016, 2015	65	2015
Exact black hole solutions in shift-symmetric quadratic degenerate higher-order scalar-tensor theories H Motohashi, M Minamitsuji Physical Review D 99 (6), 064040, 2019	64	2019
Constant roll and primordial black holes H Motohashi, S Mukohyama, M Oliosi Journal of Cosmology and Astroparticle Physics 2020 (03), 002, 2020	63	2020
Fundamental theorem on gauge fixing at the action level H Motohashi, T Suyama, K Takahashi Physical Review D 94 (12), 124021, 2016	61	2016
Future oscillations around phantom divide in f (R) gravity H Motohashi, AA Starobinsky, J Yokoyama Journal of Cosmology and Astroparticle Physics 2011 (06), 006, 2011	60	2011
Ghost-free theory with third-order time derivatives H Motohashi, T Suyama, M Yamaguchi Journal of the Physical Society of Japan 87 (6), 063401, 2018	56	2018

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