Jun'ichi Yokoyama - Publications

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167 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Carr B, Kohri K, Sendouda Y, Yokoyama J. Constraints on primordial black holes. Reports On Progress in Physics. Physical Society (Great Britain). 84. PMID 34874316 DOI: 10.1088/1361-6633/ac1e31  0.324
2020 Akutsu T, Ando M, Araya A, Aritomi N, Asada H, Aso Y, Atsuta S, Awai K, Barton MA, Cannon K, Craig K, Creus W, Doi K, Eda K, Enomoto Y, ... ... Yokoyama J, et al. The status of KAGRA underground cryogenic gravitational wave telescope Arxiv: General Relativity and Quantum Cosmology. 1342: 12014. DOI: 10.1088/1742-6596/1342/1/012014  0.313
2020 Kamada K, Kume J, Yamada Y, Yokoyama J. Gravitational leptogenesis with kination and gravitational reheating Journal of Cosmology and Astroparticle Physics. 2020: 016-016. DOI: 10.1088/1475-7516/2020/01/016  0.417
2020 Hayashi T, Kamada K, Oshita N, Yokoyama J. On catalyzed vacuum decay around a radiating black hole and the crisis of the electroweak vacuum Journal of High Energy Physics. 2020. DOI: 10.1007/Jhep08(2020)088  0.403
2019 Murayama H, Suzuki H, Yanagida T, Yokoyama J. Chaotic inflation and baryogenesis in supergravity. Physical Review. D, Particles and Fields. 50: R2356-R2360. PMID 10017931 DOI: 10.1103/Physrevd.50.R2356  0.358
2019 Nakama T, Yokoyama J. Micro black holes formed in the early Universe and their cosmological implications Physical Review D. 99. DOI: 10.1103/Physrevd.99.061303  0.397
2019 Hashiba S, Yokoyama J. Gravitational particle creation for dark matter and reheating Physical Review D. 99. DOI: 10.1103/Physrevd.99.043008  0.373
2019 Nakama T, Yokoyama J. Reheating through the Higgs amplified by spinodal instabilities and gravitational creation of gravitons Progress of Theoretical and Experimental Physics. 2019. DOI: 10.1093/Ptep/Ptz014  0.432
2019 Hashiba S, Yokoyama J. Gravitational reheating through conformally coupled superheavy scalar particles Journal of Cosmology and Astroparticle Physics. 2019: 028-028. DOI: 10.1088/1475-7516/2019/01/028  0.381
2019 Akutsu T, Ando M, Arai K, Arai Y, Araki S, Araya A, Aritomi N, Asada H, Aso Y, Atsuta S, Awai K, Bae S, Baiotti L, Barton MA, Cannon K, ... ... Yokoyama J, et al. First cryogenic test operation of underground km-scale gravitational-wave observatory KAGRA Classical and Quantum Gravity. 36: 165008. DOI: 10.1088/1361-6382/Ab28A9  0.322
2019 Hashiba S, Yokoyama J. Dark matter and baryon-number generation in quintessential inflation via hierarchical right-handed neutrinos Physics Letters B. 798: 135024. DOI: 10.1016/J.Physletb.2019.135024  0.356
2019 He M, Jinno R, Kamada K, Park SC, Starobinsky AA, Yokoyama J. On the violent preheating in the mixed Higgs-R2 inflationary model Physics Letters B. 791: 36-42. DOI: 10.1016/J.Physletb.2019.02.008  0.391
2019 Yamada Y, Yokoyama J. Horndeski model in nonlinearly realized supergravity Journal of High Energy Physics. 2019: 41. DOI: 10.1007/Jhep12(2019)041  0.328
2018 Oshita N, Yokoyama J. Creation of an inflationary universe out of black hole space–time International Journal of Modern Physics A. 33: 1844005. DOI: 10.1142/S0217751X18440050  0.353
2018 Kawasaki M, Sekiguchi T, Yamaguchi M, Yokoyama J. Long-term dynamics of cosmological axion strings Progress of Theoretical and Experimental Physics. 2018. DOI: 10.1093/Ptep/Pty098  0.69
2018 Tahara HWH, Yokoyama J. CMB B-mode auto-bispectrum produced by primordial gravitational waves Progress of Theoretical and Experimental Physics. 2018. DOI: 10.1093/Ptep/Ptx185  0.396
2018 Wang Y, Wu Y, Yokoyama J, Zhou S. Hybrid quasi-single field inflation Journal of Cosmology and Astroparticle Physics. 2018: 068-068. DOI: 10.1088/1475-7516/2018/07/068  0.376
2018 Tahara HWH, Nishi S, Kobayashi T, Yokoyama J. Self-anisotropizing inflationary universe in Horndeski theory and beyond Journal of Cosmology and Astroparticle Physics. 2018: 058-058. DOI: 10.1088/1475-7516/2018/07/058  0.358
2018 He M, Starobinsky AA, Yokoyama J. Inflation in the mixed Higgs-R2 model Journal of Cosmology and Astroparticle Physics. 2018: 064-064. DOI: 10.1088/1475-7516/2018/05/064  0.408
2018 Wu Y, Yokoyama J. Loop corrections to primordial fluctuations from inflationary phase transitions Journal of Cosmology and Astroparticle Physics. 2018: 009-009. DOI: 10.1088/1475-7516/2018/05/009  0.422
2018 Oshita N, Yokoyama J. Creation of an inflationary universe out of a black hole Physics Letters B. 785: 197-200. DOI: 10.1016/J.Physletb.2018.08.018  0.337
2017 Horiguchi K, Ichiki K, Yokoyama J. Revisiting the oscillations in the cosmic microwave background angular power spectra at ℓ ∼ 120 in the Planck 2015 data Progress of Theoretical and Experimental Physics. 2017. DOI: 10.1093/Ptep/Ptx121  0.309
2016 Yokoyama J. Birth of the inflationary Universe and tensor fluctuations International Journal of Modern Physics D. 25: 1645009. DOI: 10.1142/S0218271816450097  0.361
2016 Nakama T, Suyama T, Yokoyama J. Supermassive black holes formed by direct collapse of inflationary perturbations Physical Review D. 94. DOI: 10.1103/Physrevd.94.103522  0.417
2016 Carr B, Kohri K, Sendouda Y, Yokoyama J. Constraints on primordial black holes from the Galactic gamma-ray background Physical Review D. 94. DOI: 10.1103/Physrevd.94.044029  0.321
2016 Mazumdar A, Saikawa K, Yamaguchi M, Yokoyama J. Possible resolution of the domain wall problem in the NMSSM Physical Review D - Particles, Fields, Gravitation and Cosmology. 93. DOI: 10.1103/Physrevd.93.025002  0.605
2016 Hayashinaka T, Fujita T, Yokoyama J. Fermionic Schwinger effect and induced current in de Sitter space Journal of Cosmology and Astroparticle Physics. 2016: 010-010. DOI: 10.1088/1475-7516/2016/07/010  0.325
2016 Ringeval C, Yamauchi D, Yokoyama J, Bouchet FR. Large scale CMB anomalies from thawing cosmic strings Journal of Cosmology and Astroparticle Physics. 2016: 033-033. DOI: 10.1088/1475-7516/2016/02/033  0.4
2016 Kuroyanagi S, Hiramatsu T, Yokoyama J. Reheating signature in the gravitational wave spectrum from self-ordering scalar fields Journal of Cosmology and Astroparticle Physics. 2016: 023-023. DOI: 10.1088/1475-7516/2016/02/023  0.384
2016 Fujita T, Gao X, Yokoyama J. Spatially covariant theories of gravity: Disformal transformation, cosmological perturbations and the Einstein frame Journal of Cosmology and Astroparticle Physics. 2016. DOI: 10.1088/1475-7516/2016/02/014  0.344
2015 Sato K, Yokoyama J. Inflationary cosmology: First 30+ years International Journal of Modern Physics D. 24: 1530025. DOI: 10.1142/S0218271815300256  0.369
2015 Chen P, Suyama T, Yokoyama J. Spontaneous-scalarization-induced dark matter and variation of the gravitational constant Physical Review D. 92. DOI: 10.1103/Physrevd.92.124016  0.42
2015 Takahashi K, Yokoyama J. Equation of state of dark energy inf(R)gravity Physical Review D. 91. DOI: 10.1103/Physrevd.91.084060  0.346
2015 Fujita T, Yokoyama J, Yokoyama S. Can a spectator scalar field enhance inflationary tensor mode? Progress of Theoretical and Experimental Physics. 2015. DOI: 10.1093/Ptep/Ptv037  0.38
2015 Motohashi H, Starobinsky AA, Yokoyama J. Inflation with a constant rate of roll Journal of Cosmology and Astroparticle Physics. 2015: 018-018. DOI: 10.1088/1475-7516/2015/09/018  0.345
2015 Kunimitsu T, Suyama T, Watanabe Y, Yokoyama J. Large tensor mode, field range bound and consistency in generalized G-inflation Journal of Cosmology and Astroparticle Physics. 2015: 044-044. DOI: 10.1088/1475-7516/2015/08/044  0.45
2015 Kobayashi T, Yamaguchi M, Yokoyama J. Galilean creation of the inflationary universe Journal of Cosmology and Astroparticle Physics. 2015. DOI: 10.1088/1475-7516/2015/07/017  0.631
2015 Hiramatsu T, Miyamoto Y, Yokoyama J. Effects of thermal fluctuations on thermal inflation Journal of Cosmology and Astroparticle Physics. 2015. DOI: 10.1088/1475-7516/2015/03/024  0.305
2015 Terada T, Watanabe Y, Yamada Y, Yokoyama J. Reheating processes after Starobinsky inflation in old-minimal supergravity Journal of High Energy Physics. 2015. DOI: 10.1007/Jhep02(2015)105  0.413
2014 Nakama T, Suyama T, Yokoyama J. Reheating the universe once more: the dissipation of acoustic waves as a novel probe of primordial inhomogeneities on even smaller scales. Physical Review Letters. 113: 061302. PMID 25148314 DOI: 10.1103/Physrevlett.113.061302  0.386
2014 Kamada K, Yokoyama J. Topological inflation from the Starobinsky model in supergravity Physical Review D. 90. DOI: 10.1103/Physrevd.90.103520  0.39
2014 Kamada K, Miyamoto Y, Yamauchi D, Yokoyama J. Effects of cosmic strings with delayed scaling on CMB anisotropy Physical Review D. 90. DOI: 10.1103/Physrevd.90.083502  0.394
2014 Suyama T, Wu YP, Yokoyama J. Primordial black holes from temporally enhanced curvature perturbation Physical Review D - Particles, Fields, Gravitation and Cosmology. 90. DOI: 10.1103/Physrevd.90.043514  0.43
2014 Miyamoto Y, Motohashi H, Suyama T, Yokoyama J. Langevin description of gauged scalar fields in a thermal bath Physical Review D. 89. DOI: 10.1103/Physrevd.89.085037  0.391
2014 Nakama T, Harada T, Polnarev AG, Yokoyama J. Identifying the most crucial parameters of the initial curvature profile for primordial black hole formation Journal of Cosmology and Astroparticle Physics. 2014. DOI: 10.1088/1475-7516/2014/01/037  0.366
2013 Motohashi H, Starobinsky AA, Yokoyama J. Cosmology based on f(R) gravity admits 1 eV sterile neutrinos. Physical Review Letters. 110: 121302. PMID 25166788 DOI: 10.1103/Physrevlett.110.121302  0.351
2013 Kamada K, Kobayashi T, Kunimitsu T, Yamaguchi M, Yokoyama J. Graceful exit from HiggsGinflation Physical Review D. 88. DOI: 10.1103/Physrevd.88.123518  0.636
2013 Watanabe Y, Yokoyama J. Gravitational modulated reheating and non-Gaussianity in supergravityR2inflation Physical Review D. 87. DOI: 10.1103/Physrevd.87.103524  0.376
2013 Gao X, Kobayashi T, Shiraishi M, Yamaguchi M, Yokoyama J, Yokoyama S. Full bispectra from primordial scalar and tensor perturbations in the most general single-field inflation model Progress of Theoretical and Experimental Physics. 2013: 53E03-0. DOI: 10.1093/Ptep/Ptt031  0.556
2013 Ringeval C, Suyama T, Yokoyama J. Magneto-reheating constraints from curvature perturbations Journal of Cosmology and Astroparticle Physics. 2013: 020-020. DOI: 10.1088/1475-7516/2013/09/020  0.399
2013 Kobayashi T, Yokoyama J. Primordial spikes from wrapped brane inflation Journal of Cosmology and Astroparticle Physics. 2013: 5-5. DOI: 10.1088/1475-7516/2013/02/005  0.339
2012 KOBAYASHI T, YAMAGUCHI M, YOKOYAMA J. G-INFLATION: INFLATION WITH THE MOST GENERAL SECOND-ORDER FIELD EQUATIONS International Journal of Modern Physics: Conference Series. 10: 77-84. DOI: 10.1142/S2010194512005788  0.604
2012 Motohashi H, Suyama T, Yokoyama J. Consequences of a stochastic approach to the conformal invariance of inflationary correlators Physical Review D. 86. DOI: 10.1103/Physrevd.86.123514  0.416
2012 Kunimitsu T, Yokoyama J. Higgs condensation as an unwanted curvaton Physical Review D. 86. DOI: 10.1103/Physrevd.86.083541  0.448
2012 Suyama T, Yokoyama J. Metric perturbation from an inflationary magnetic field and a generic bound on inflation models Physical Review D. 86. DOI: 10.1103/Physrevd.86.023512  0.389
2012 Kamada K, Kobayashi T, Takahashi T, Yamaguchi M, Yokoyama J. Generalized Higgs inflation Physical Review D. 86. DOI: 10.1103/Physrevd.86.023504  0.639
2012 Kamada K, Nakayama K, Yokoyama J. Phase transition and monopole production in supergravity inflation Physical Review D. 85. DOI: 10.1103/Physrevd.85.043503  0.386
2012 Saito R, Nakashima M, Takamizu Y, Yokoyama J. Resonant signatures of heavy scalar fields in the cosmic microwave background Journal of Cosmology and Astroparticle Physics. 2012: 036-036. DOI: 10.1088/1475-7516/2012/11/036  0.4
2012 Kamada K, Miyamoto Y, Yokoyama J. Evading the pulsar constraints on the cosmic string tension in supergravity inflation Journal of Cosmology and Astroparticle Physics. 2012: 023-023. DOI: 10.1088/1475-7516/2012/10/023  0.425
2012 Lake M, Yokoyama J. Cosmic strings with twisted magnetic flux lines and wound-strings in extra dimensions Journal of Cosmology and Astroparticle Physics. 2012: 030-030. DOI: 10.1088/1475-7516/2012/09/030  0.359
2012 Kamada K, Nakayama K, Yokoyama J. Constraint on the (GUT) symmetry breaking scale and topological defects Gut. 1467: 182-186. DOI: 10.1063/1.4742097  0.416
2011 Gao X, Kobayashi T, Yamaguchi M, Yokoyama J. Primordial non-Gaussianities of gravitational waves in the most general single-field inflation model with second-order field equations. Physical Review Letters. 107: 211301. PMID 22181868 DOI: 10.1103/Physrevlett.107.211301  0.642
2011 Kobayashi T, Yamaguchi M, Yokoyama J. Generalized G-Inflation: --Inflation with the Most General Second-Order Field Equations-- Progress of Theoretical Physics. 126: 511-529. DOI: 10.1143/Ptp.126.511  0.639
2011 Nakashima M, Saito R, Takamizu Y, Yokoyama J. The Effect of Varying Sound Velocity on Primordial Curvature Perturbations Progress of Theoretical Physics. 125: 1035-1052. DOI: 10.1143/Ptp.125.1035  0.34
2011 MOTOHASHI H, STAROBINSKY AA, YOKOYAMA J. f(R) GRAVITY AND ITS COSMOLOGICAL IMPLICATIONS International Journal of Modern Physics D. 20: 1347-1355. DOI: 10.1142/S0218271811019529  0.357
2011 Saito R, Yokoyama J. Erratum: Gravitational-Wave Background as a Probe of the Primordial Black-Hole Abundance [Phys. Rev. Lett.102, 161101 (2009)] Physical Review Letters. 107. DOI: 10.1103/Physrevlett.107.069901  0.308
2011 Suyama T, Yokoyama J. Temporal enhancement of super-horizon curvature perturbations from decays of two curvatons and its cosmological consequences Physical Review D. 84. DOI: 10.1103/Physrevd.84.083511  0.407
2011 Hiramatsu T, Kawasaki M, Sekiguchi T, Yamaguchi M, Yokoyama J. Improved estimation of radiated axions from cosmological axionic strings Physical Review D. 83. DOI: 10.1103/Physrevd.83.123531  0.696
2011 Kobayashi T, Yamaguchi M, Yokoyama J. Primordial non-Gaussianity fromGinflation Physical Review D. 83. DOI: 10.1103/Physrevd.83.103524  0.62
2011 Kamada K, Kobayashi T, Yamaguchi M, Yokoyama J. HiggsGinflation Physical Review D. 83. DOI: 10.1103/PhysRevD.83.083515  0.5
2011 Takamizu Y, Yokoyama J. Full nonlinear growing and decaying modes of superhorizon curvature perturbations Physical Review D. 83. DOI: 10.1103/Physrevd.83.043504  0.331
2011 Motohashi H, Starobinsky AA, Yokoyama J. Future oscillations around phantom divide inf(R) gravity Journal of Cosmology and Astroparticle Physics. 2011: 006-006. DOI: 10.1088/1475-7516/2011/06/006  0.357
2010 Kobayashi T, Yamaguchi M, Yokoyama J. Inflation driven by the Galileon field. Physical Review Letters. 105: 231302. PMID 21231448 DOI: 10.1103/Physrevlett.105.231302  0.643
2010 Lemoine M, Martin J, Yokoyama J. The moduli problem at the perturbative level Epl (Europhysics Letters). 89: 29001. DOI: 10.1209/0295-5075/89/29001  0.409
2010 Saito R, Yokoyama J. Gravitational-Wave Constraints on the Abundance of Primordial Black Holes Progress of Theoretical Physics. 123: 351-352. DOI: 10.1143/Ptp.126.351  0.361
2010 Motohashi H, Starobinsky AA, Yokoyama J. Matter Power Spectrum in f(R) Gravity with Massive Neutrinos Progress of Theoretical Physics. 124: 541-546. DOI: 10.1143/Ptp.124.541  0.367
2010 Motohashi H, Starobinsky AA, Yokoyama J. Phantom Boundary Crossing and Anomalous Growth Index of Fluctuations in Viable f(R) Models of Cosmic Acceleration Progress of Theoretical Physics. 123: 887-902. DOI: 10.1143/Ptp.123.887  0.336
2010 Lorenz L, Martin J, Yokoyama J. Geometrically consistent approach to stochastic DBI inflation Physical Review D. 82. DOI: 10.1103/Physrevd.82.023515  0.401
2010 Carr BJ, Kohri K, Sendouda Y, Yokoyama J. New cosmological constraints on primordial black holes Physical Review D. 81. DOI: 10.1103/Physrevd.81.104019  0.328
2010 Ichiki K, Nagata R, Yokoyama J. Cosmic discordance: Detection of a modulation in the primordial fluctuation spectrum Physical Review D. 81. DOI: 10.1103/Physrevd.81.083010  0.375
2010 Nakashima M, Ichikawa K, Nagata R, Yokoyama J. Constraining the time variation of the coupling constants from cosmic microwave background: effect of ΛQCD Journal of Cosmology and Astroparticle Physics. 2010: 030-030. DOI: 10.1088/1475-7516/2010/01/030  0.349
2010 Nakayama K, Yokoyama J. Gravitational wave background and non-Gaussianity as a probe of the curvaton scenario Journal of Cosmology and Astroparticle Physics. 2010: 010-010. DOI: 10.1088/1475-7516/2010/01/010  0.336
2009 Saito R, Yokoyama J. Gravitational-wave background as a probe of the primordial black-hole abundance. Physical Review Letters. 102: 161101. PMID 19518692 DOI: 10.1103/Physrevlett.102.161101  0.398
2009 MOTOHASHI H, STAROBINSKY AA, YOKOYAMA J. ANALYTIC SOLUTION FOR MATTER DENSITY PERTURBATIONS IN A CLASS OF VIABLE COSMOLOGICAL f(R) MODELS International Journal of Modern Physics D. 18: 1731-1740. DOI: 10.1142/S0218271809015278  0.343
2009 Lemoine M, Martin J, Yokoyama J. Constraints on moduli cosmology from the production of dark matter and baryon isocurvature fluctuations Physical Review D. 80. DOI: 10.1103/Physrevd.80.123514  0.406
2009 Takahashi T, Yamaguchi M, Yokoyama J, Yokoyama S. Gravitino dark matter and non-Gaussianity Physics Letters B. 678: 15-19. DOI: 10.1016/J.Physletb.2009.06.007  0.598
2008 NAGATA R, YOKOYAMA J. BAND-POWER RECONSTRUCTION OF PRIMORDIAL PERTURBATION SPECTRUM FROM CMB ANISOTROPY Modern Physics Letters A. 23: 1478-1488. DOI: 10.1142/S0217732308027862  0.312
2008 Kawaguchi T, Kawasaki M, Takayama T, Yamaguchi M, Yokoyama J. Formation of intermediate-mass black holes as primordial black holes in the inflationary cosmology with running spectral index Monthly Notices of the Royal Astronomical Society. 388: 1426-1432. DOI: 10.1111/J.1365-2966.2008.13523.X  0.709
2008 Kaloper N, Sorbo L, Yokoyama J. Inflation at the GUT scale in a Higgsless universe Physical Review D - Particles, Fields, Gravitation and Cosmology. 78. DOI: 10.1103/Physrevd.78.043527  0.443
2008 Kamada K, Yokoyama J. Affleck-Dine leptogenesis via multiple flat directions Physical Review D. 78. DOI: 10.1103/Physrevd.78.043502  0.362
2008 Nakayama K, Saito S, Suwa Y, Yokoyama J. Space-based gravitational-wave detectors can determine the thermal history of the early Universe Physical Review D. 77. DOI: 10.1103/Physrevd.77.124001  0.302
2008 Tsujikawa S, Uddin K, Mizuno S, Tavakol R, Yokoyama J. Constraints on scalar-tensor models of dark energy from observational and local gravity tests Physical Review D. 77. DOI: 10.1103/Physrevd.77.103009  0.44
2008 Martin J, Yokoyama J. Generation of large scale magnetic fields in single-field inflation Journal of Cosmology and Astroparticle Physics. 2008: 025. DOI: 10.1088/1475-7516/2008/01/025  0.426
2007 SETO O, YOKOYAMA J. PERTURBATIONS FROM D-TERM INFLATION Modern Physics Letters A. 22: 2035-2038. DOI: 10.1142/S0217732307025273  0.334
2007 KAWASAKI M, TAKAYAMA T, YAMAGUCHI M, YOKOYAMA J. FEATURES IN THE PRIMORDIAL POWER SPECTRUM: A RUNNING SPECTRAL INDEX AND FORMATION OF PRIMORDIAL BLACK HOLES Modern Physics Letters A. 22: 1911-1920. DOI: 10.1142/S0217732307025133  0.704
2007 Chiba T, Himemoto Y, Yamaguchi M, Yokoyama J. Effective search templates for a primordial stochastic gravitational wave background Physical Review D. 76. DOI: 10.1103/Physrevd.76.043516  0.603
2007 Ichiki K, Yamaguchi M, Yokoyama J. Lepton asymmetry in the primordial gravitational wave spectrum Physical Review D. 75. DOI: 10.1103/Physrevd.75.084017  0.595
2007 Chiba T, Kobayashi T, Yamaguchi M, Yokoyama J. Time variation of the proton-electron mass ratio and the fine structure constant with a runaway dilaton Physical Review D. 75. DOI: 10.1103/Physrevd.75.043516  0.593
2007 Seto O, Yokoyama J. D-term inflation with suppressed cosmic strings and loweredns Journal of Physics a: Mathematical and Theoretical. 40: 7121-7125. DOI: 10.1088/1751-8113/40/25/S71  0.338
2006 Yokoyama J. Thermal background can solve the cosmological moduli problem. Physical Review Letters. 96: 171301. PMID 16712285 DOI: 10.1103/Physrevlett.96.171301  0.397
2006 Kawasaki M, Takayama T, Yamaguchi M, Yokoyama J. Power spectrum of the density perturbations from smooth hybrid new inflation model Physical Review D. 74. DOI: 10.1103/Physrevd.74.043525  0.719
2006 Yamaguchi M, Yokoyama J. Density fluctuations in one-field inflation Physical Review D. 74. DOI: 10.1103/PhysRevD.74.043523  0.541
2006 Kadota K, Yokoyama J. D-term inflation and leptogenesis by a right-handed sneutrino Physical Review D. 73: 43507. DOI: 10.1103/Physrevd.73.043507  0.353
2006 Seto O, Yokoyama J. Hiding cosmic strings in supergravityD-term inflation Physical Review D. 73. DOI: 10.1103/Physrevd.73.023508  0.386
2006 Yokoyama J. Can oscillating scalar fields decay into particles with a large thermal mass? Physics Letters B. 635: 66-71. DOI: 10.1016/J.Physletb.2006.02.039  0.396
2005 Kogo N, Sasaki M, Yokoyama J. Constraining Cosmological Parameters by the Cosmic Inversion Method Progress of Theoretical Physics. 114: 555-572. DOI: 10.1143/Ptp.114.555  0.301
2005 Kohri K, Yamaguchi M, Yokoyama J. Neutralino Dark Matter from Heavy Gravitino Decay Physical Review D. 72: 83510. DOI: 10.1103/Physrevd.72.083510  0.372
2004 DOLGOV AD, KOHRI K, SETO O, YOKOYAMA J. AFFLECK-DINE BARYOGENESIS IN A STRING MODEL Modern Physics Letters A. 19: 1231-1234. DOI: 10.1142/S0217732304014616  0.356
2004 Bamba K, Yokoyama J. Large-scale magnetic fields from dilaton inflation in noncommutative spacetime Physical Review D. 70: 83508. DOI: 10.1103/Physrevd.70.083508  0.422
2004 Kohri K, Yamaguchi M, Yokoyama J. Production and dilution of gravitinos by modulus decay Physical Review D. 70: 43522. DOI: 10.1103/Physrevd.70.043522  0.386
2004 Yamaguchi M, Yokoyama J. Smooth hybrid inflation in supergravity with a running spectral index and early star formation Physical Review D. 70. DOI: 10.1103/Physrevd.70.023513  0.638
2004 Bamba K, Yokoyama J. Large-scale magnetic fields from inflation in dilaton electromagnetism Physical Review D. 69. DOI: 10.1103/Physrevd.69.043507  0.4
2003 Yamaguchi M, Yokoyama J. Chaotic hybrid new inflation in supergravity with a running spectral index Physical Review D. 68. DOI: 10.1103/Physrevd.68.123520  0.623
2003 Kawasaki M, Yamaguchi M, Yokoyama J. Inflation with a running spectral index in supergravity Physical Review D. 68. DOI: 10.1103/Physrevd.68.023508  0.683
2003 Dolgov AD, Kohri K, Seto O, Yokoyama J. Dilaton stabilization and baryogenesis Physical Review D. 67. DOI: 10.1103/Physrevd.67.103515  0.341
2003 Yamaguchi M, Yokoyama J. Quantitative evolution of global strings from the Lagrangian viewpoint Physical Review D. 67. DOI: 10.1103/PhysRevD.67.103514  0.528
2003 Yokoyama J. Probing the Star-Formation Epoch with the Wilkinson Microwave Anisotropy Probe (WMAP) Data and High-Redshift QSOs Publications of the Astronomical Society of Japan. 55: L41-L44. DOI: 10.1093/Pasj/55.3.L41  0.313
2003 Matsumiya M, Sasaki M, Yokoyama J. Cosmic inversion: II. An iterative method for reproducing the primordial spectrum from the CMB data Journal of Cosmology and Astroparticle Physics. 2003: 003-003. DOI: 10.1088/1475-7516/2003/02/003  0.319
2002 Yokoyama J. Cosmological constant from degenerate vacua. Physical Review Letters. 88: 151302. PMID 11955185 DOI: 10.1103/Physrevlett.88.151302  0.332
2002 YOKOYAMA J. VACUUM SELECTION BY INFLATION AS THE ORIGIN OF THE DARK ENERGY International Journal of Modern Physics D. 11: 1603-1608. DOI: 10.1142/S0218271802002967  0.356
2002 Yamaguchi M, Yokoyama J. Lagrangian evolution of global strings Physical Review D. 66. DOI: 10.1103/Physrevd.66.121303  0.629
2002 Matsumiya M, Sasaki M, Yokoyama J. Cosmic inversion: Reconstructing the primordial spectrum from CMB anisotropy Physical Review D. 65. DOI: 10.1103/Physrevd.65.083007  0.333
2002 Yokoyama J, Inoue S. Curvature perturbation at the local extremum of the inflaton potential Physics Letters B. 524: 15-20. DOI: 10.1016/S0370-2693(01)01369-7  0.375
2001 Yokoyama J, Himemoto Y. After bulky brane inflation Physical Review D. 64. DOI: 10.1103/Physrevd.64.083511  0.352
2001 Yamaguchi M, Yokoyama J. New inflation in supergravity with a chaotic initial condition Physical Review D. 63. DOI: 10.1103/Physrevd.63.043506  0.623
2001 Starobinsky AA, Tsujikawa S, Yokoyama J. Cosmological perturbations from multi-field inflation in generalized Einstein theories Nuclear Physics B. 610: 383-410. DOI: 10.1016/S0550-3213(01)00322-4  0.416
2000 Yokoyama J. Inflation and the dwarf galaxy problem Physical Review D. 62. DOI: 10.1103/Physrevd.62.123509  0.381
2000 Seto O, Yokoyama J, Kodama H. What happens when the inflaton stops during inflation Physical Review D. 61. DOI: 10.1103/Physrevd.61.103504  0.388
2000 Yamaguchi M, Yokoyama J, Kawasaki M. Evolution of a global string network in a matter-dominated universe Physical Review D. 61. DOI: 10.1103/Physrevd.61.061301  0.677
2000 Seto N, Yokoyama J. Sample Variance of the Higher-Order Cumulants of the Cosmic Velocity Divergence Field Publications of the Astronomical Society of Japan. 52: 749-757. DOI: 10.1093/Pasj/52.5.749  0.355
1999 Yokoyama J. Formation of Primordial Black Holes in Inflationary Cosmology Progress of Theoretical Physics Supplement. 136: 338-352. DOI: 10.1143/Ptps.136.338  0.307
1999 Yamaguchi M, Kawasaki M, Yokoyama J. Evolution of Axionic Strings and Spectrum of Axions Radiated from Them Physical Review Letters. 82: 4578-4581. DOI: 10.1103/Physrevlett.82.4578  0.641
1999 Kohri K, Yokoyama J. Primordial black holes and primordial nucleosynthesis: Effects of hadron injection from low mass holes Physical Review D. 61. DOI: 10.1103/Physrevd.61.023501  0.329
1999 Sakai N, Yokoyama J, Maeda K. Monopole inflation in Brans-Dicke theory Physical Review D. 59. DOI: 10.1103/Physrevd.59.103504  0.416
1999 Ellis J, Kaloper N, Olive KA, Yokoyama J. TopologicalR4inflation Physical Review D. 59. DOI: 10.1103/Physrevd.59.103503  0.414
1999 Sakai N, Sugiyama N, Yokoyama J. Effect of Void Network on Cosmic Microwave Background Anisotropy The Astrophysical Journal. 510: 1-10. DOI: 10.1086/306550  0.368
1999 Sakai N, Yokoyama J. Topological inflation induced by a non-minimally coupled massive scalar field Physics Letters B. 456: 113-117. DOI: 10.1016/S0370-2693(99)00484-0  0.359
1998 Yamaguchi M, Yokoyama J, Kawasaki M. Numerical Analysis of the Formation and Evolution of Global Strings in 2+1 Dimensions Progress of Theoretical Physics. 100: 535-545. DOI: 10.1143/Ptp.100.535  0.681
1998 Yokoyama J. Cosmological constraints on primordial black holes produced in the near-critical gravitational collapse Physical Review D. 58. DOI: 10.1103/Physrevd.58.107502  0.395
1998 Yokoyama J. Chaotic new inflation and formation of primordial black holes Physical Review D. 58. DOI: 10.1103/Physrevd.58.083510  0.442
1998 Seto N, Yokoyama J. Sample Variance of the Cosmic Velocity Field The Astrophysical Journal. 496: L59-L62. DOI: 10.1086/311262  0.355
1998 Seto N, Yokoyama J. Evolution of the Pairwise Peculiar Velocity Distribution Function in Lagrangian Perturbation Theory The Astrophysical Journal. 492: 421-427. DOI: 10.1086/305067  0.338
1998 Chiba T, Sugiyama N, Yokoyama J. Imprints of the metrically coupled dilaton on density perturbations in inflationary cosmology Nuclear Physics B. 530: 304-324. DOI: 10.1016/S0550-3213(98)00412-X  0.372
1998 Yamaguchi M, Yokoyama J. Probability distribution function of the coarse-grained scalar field at finite temperature Nuclear Physics B. 523: 363-376. DOI: 10.1016/S0550-3213(98)00100-X  0.589
1997 Nagasawa M, Yokoyama J. On the Jeans Instability during the QCD Phase Transition Progress of Theoretical Physics. 97: 173-178. DOI: 10.1143/Ptp.97.173  0.402
1997 Yamaguchi M, Yokoyama J. Numerical approach to the onset of the electroweak phase transition Physical Review D. 56: 4544-4561. DOI: 10.1103/Physrevd.56.4544  0.613
1997 Seto N, Yokoyama J, Matsubara T, Siino M. Nonlinear Evolution of the Genus Statistics in the Zeldovich Approximation The Astrophysical Journal Supplement Series. 110: 177-189. DOI: 10.1086/313003  0.327
1996 Nagasawa M, Yokoyama J. Are Nontopological Strings Produced at the Electroweak Phase Transition Physical Review Letters. 77: 2166-2169. PMID 10061875 DOI: 10.1103/Physrevlett.77.2166  0.322
1996 Matsubara T, Yokoyama J. Genus Statistics of the Large-Scale Structure with Non-Gaussian Density Fields The Astrophysical Journal. 463: 409. DOI: 10.1086/177257  0.365
1995 Shiromizu T, Morikawa M, Yokoyama J. Dynamics of Subcritical Bubbles in First Order Phase Transition Progress of Theoretical Physics. 94: 805-822. DOI: 10.1143/Ptp.94.805  0.333
1995 Shiromizu T, Morikawa M, Yokoyama J. Thermal Fluctuations in Electroweak Phase Transition Progress of Theoretical Physics. 94: 795-803. DOI: 10.1143/Ptp.94.795  0.306
1995 Nagasawa M, Yokoyama J. Numerical analysis of the dynamics of a cosmic string loop as a vortex Physics Letters B. 345: 416-421. DOI: 10.1016/0370-2693(94)01643-Q  0.396
1994 Starobinsky AA, Yokoyama J. Equilibrium state of a self-interacting scalar field in the de Sitter background Physical Review D. 50: 6357-6368. PMID 10017604 DOI: 10.1103/Physrevd.50.6357  0.376
1994 Suzuki H, Sasaki M, Yamamoto K, Yokoyama J. Probability Distribution Functional for Equal-time Correlation Functions in Curved Space International Journal of Modern Physics A. 9: 221-238. DOI: 10.1142/S0217751X9400011X  0.347
1993 Sasaki M, Tanaka T, Yamamoto K, Yokoyama J. Quantum State during and after Nucleation of an O(4)-Symmetric Bubble Progress of Theoretical Physics. 90: 1019-1038. DOI: 10.1143/Ptp/90.5.1019  0.333
1993 Sasaki M, Suzuki H, Yamamoto K, Yokoyama J. Superexpansionary divergence: breakdown of perturbative quantum field theory in spacetime with accelerated expansion Classical and Quantum Gravity. 10: L55-L60. DOI: 10.1088/0264-9381/10/5/003  0.372
1993 Gaztanaga E, Yokoyama J. Probing the statistics of primordial fluctuations and their evolution The Astrophysical Journal. 403: 450. DOI: 10.1086/172216  0.385
1993 Sasaki M, Tanaka T, Yamamoto K, Yokoyama J. Quantum state inside a vacuum bubble and the creation of an open universe Physics Letters B. 317: 510-516. DOI: 10.1016/0370-2693(93)91364-S  0.358
1992 Nagasawa M, Yokoyama J. Phase transitions triggered by quantum fluctuations in the inflationary universe Nuclear Physics B. 370: 472-490. DOI: 10.1016/0550-3213(92)90294-L  0.379
1991 Sasaki M, Yokoyama J. Initial condition for the minimal isocurvature scenario Physical Review D. 44: 970-979. PMID 10013956 DOI: 10.1103/Physrevd.44.970  0.43
1991 Yokoyama J, Suto Y. Baryon isocurvature scenario in inflationary cosmology - A particle physics model and its astrophysical implications The Astrophysical Journal. 379: 427. DOI: 10.1086/170519  0.591
1989 Yokoyama J. Relic magnetic monopoles in the inflationary universe Physics Letters B. 231: 49-52. DOI: 10.1016/0370-2693(89)90111-1  0.336
1988 Yokoyama J, Kodama H, Sato K. Baryogenesis through Nonequilibrium Processes in the Inflationary Universe Progress of Theoretical Physics. 79: 800-818. DOI: 10.1143/Ptp.79.800  0.465
1988 Yokoyama J. A natural way out of the conflict between cosmic strings and inflation Physics Letters B. 212: 273-276. DOI: 10.1016/0370-2693(88)91316-0  0.411
1988 Yokoyama J, Maeda K. On the dynamics of the power law inflation due to an exponential potential Physics Letters B. 207: 31-35. DOI: 10.1016/0370-2693(88)90880-5  0.348
1987 YOKOYAMA J, KODAMA H, SATO K, SATO N. BARYOGENESIS IN THE INFLATIONARY UNIVERSE —THE INSTANTANEOUS REHEATING MODEL— International Journal of Modern Physics A. 2: 1809-1828. DOI: 10.1142/S0217751X87000946  0.574
1987 Yokoyama J, Sato K, Kodama H. Baryogenesis in the chaotic inflationary cosmology Physics Letters B. 196: 129-134. DOI: 10.1016/0370-2693(87)90592-2  0.59
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