KOICHI HAMAGUCHI

Associate Professor

University of Tokyo

Japan

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About

Koichi Hamaguchi is an Associate Professor at the University of Tokyo, Japan. His research interests encompass a range of topics in theoretical physics, including leptogenesis, dark matter, and nucleon decay. Recent articles by Professor Hamaguchi explore the intricacies of neutrino masses, axion emission in neutron stars, and the implications of various grand unification models.

Articles (16)

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2025

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2025

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2025

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2025

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2024

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2024

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2023

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2023

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2023

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2023

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2023

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2022

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2022

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2022

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2022

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2021

Collaborators (4)

Kento Asai

Research Assistant Professors

Yukawa Institute for Theoretical Physics, Kyoto University

JAPAN

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seongchan park

professor

Yonsei University

SOUTH KOREA

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Alessandro Granelli

University of Bologna

ITALY

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Natsumi Nagata

Assistant professor

University of Tokyo

JAPAN

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KOICHI HAMAGUCHI

Research Interests

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Articles (16)

Wormhole-induced ALP dark matter

Insights on the scale of leptogenesis from neutrino masses and neutrinoless double-beta decay

Axion emission from proton Cooper pairs in neutron stars

Exploring chirality structure in nucleon decay

Vortex creep heating in neutron stars

A Generic Analysis of Nucleon Decay Branching Fractions in Flipped SU(5) Grand Unification

Thermal leptogenesis in the minimal gauged $ \textrm{U}{(1)}_{L_{\mu }-{L}_{\tau }} $ model

Revisiting Affleck-Dine leptogenesis with light sleptons

Axion quality problem and nonminimal gravitational coupling in the Palatini formulation

Minimal Nambu-Goldstone-Higgs model in supersymmetric SU(5) revisited

Probing new physics in the vector-like lepton model by lepton electric dipole moments

Neutron star heating in dark matter models for the muon g − 2 discrepancy

Capture of electroweak multiplet dark matter in neutron stars

Probing the <math display="inline"><msub><mi>L</mi><mi>μ</mi></msub><mo>-</mo><msub><mi>L</mi><mi>τ</mi></msub></math> gauge boson at the MUonE experiment

Axion quality problem alleviated by nonminimal coupling to gravity

Supersymmetric interpretation of the muon g – 2 anomaly

Collaborators (4)

Kento Asai

seongchan park

Alessandro Granelli

Natsumi Nagata

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