Yokoyama Jun'ichi

ヨコヤマジュンイチ | Yokoyama Jun'ichi

Affiliation and department：
Job title： Professor
Other affiliations (2)：

The University of Tokyo Graduate School of Science Research Center for The Early Universe Professor
The University of Tokyo Graduate School of Science Department of Physics Professor

Homepage URL (1)： http://www.resceu.s.u-tokyo.ac.jp/~yokoyama/

Research field (1)： Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics

Research theme for competitive and other funds (24)：

2020 - 2025 Inclusive study on gravitational-wave astrophysics
2020 - 2022 Genesis of all matters in the universe from right-handed neutrinos
2020 - 2021 Development of multi-band gravitational wave astrophysics
2017 - 2020 Gravitational wave radiation from binary primordial black holes and its cosmological consequences
2015 - 2020 Multifaceted Study of the Physics of the Inflationary Universe

2015 - 2020 Developing multiwavelength gravitational wave astrophysics

2012 - 2017 Theoretical study toward multi-messenger observations of gravitational wave sources

2013 - 2015 非ガウスノイズを取り入れた重力波データ解析方法の研究

2011 - 2015 Establishing Gravitational Wave Cosmology

2009 - 2014 Quest for the ultimate theory on the basis of direct observations of the early evolution of the universe

2007 - 2010 Precision cosmology beyond the cosmic variance

2005 - 2008 Research on the possibility of experimentally/observationally verifying higher dimensional theory of spacetime

2005 - 2008 Phenomenological and cosmological studies towards building new paradigm of particle hysics

2004 - 2006 Research on the evolution of the Universe based on high precision data

2001 - 2003 The two-way research on the origin and the evolution of the cosmic structures

1998 - 2001 Supersymmetry and Cosmology

1999 - 2000 初期宇宙における原始ブラックホールの形成とその宇宙論的帰結

1997 - 1998 宇宙構造の形成・進化における非線型効果の研究

1996 - 1996 宇宙初期における電弱相転移のダイナミクス

1995 - 1996 Cosmological Constant and the Evolution of the Universe

1994 - 1994 超対称性・超重力理論に基づくインフレーション宇宙論の研究

1993 - 1993 宇宙の大規模構造形成論における密度揺らぎの振幅・統計分布の総合的研究

1993 - 1993 初期宇宙の相転移・位相的欠陥による重力波の放出率

1989 - 1990 Quark-Hadron Phase Transition and Nucleosynthesis in Early Universe

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Papers (298)：

Jason Kristiano, Jun’ichi Yokoyama. Generating Large Primordial Fluctuations in Single-Field Inflation for Primordial Black Hole Formation. 2025
Jason Kristiano, Jun'ichi Yokoyama. Comparing sharp and smooth transitions of the second slow-roll parameter in single-field inflation. Journal of Cosmology and Astroparticle Physics. 2024
Jason Kristiano, Jun’ichi Yokoyama. Note on the bispectrum and one-loop corrections in single-field inflation with primordial black hole formation. Physical Review D. 2024
Jason Kristiano, Jun’ichi Yokoyama. Constraining Primordial Black Hole Formation from Single-Field Inflation. Physical Review Letters. 2024
T. Akutsu, M. Ando, K. Arai, Y. Arai, S. Araki, A. Araya, N. Aritomi, H. Asada, Y. Aso, S. Bae, et al. Overview of KAGRA: Data transfer and management. Progress of Theoretical and Experimental Physics. 2023. 2023. 10

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MISC (101)：

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Books (13)：

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Professional career (1)：

Work history (2)：

2023/11 - 現在 The University of Tokyo Kavli Institute for the Physics and Mathematics of the Universe Professor
2023/04 - 現在 The University of Tokyo Graduate School of Science Research Center for The Early Universe Professor

Committee career (1)：

Awards (5)：

2020/04 - MEXT Commendation for Science and Technology by the Minister of Education、Culture、Sports、Science and Technology
2014/03 - Physical Society of Japan Paper Award
2013/02 - Inoue Foundation Inoue Award
1997/03 - Physical Society of Japan JPS Paper Award
1993/02 - Inoue Foundation Inoue Research Promotion Award

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