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Otsuka, Hajime

  1. Higgs-Modular Inflation
    2025/04/02 by Aoki, Shuntaro, Otsuka, Hajime, Yanagita, Ryota · 25 citations
    #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  2. Yukawa textures from non-invertible symmetries
    2024/09/09 by Kobayashi, Tatsuo, Otsuka, Hajime, Tanimoto, Morimitsu · 13 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  3. More about quark Yukawa textures from selection rules without group actions
    2025/03/13 by Kobayashi, Tatsuo, Nishioka, Yume, Otsuka, Hajime +1 · 13 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  4. Texture zeros realization in a three-loop radiative neutrino mass model from modular A4 symmetry
    2023/09/25 by Takaaki Nomura, Nomura, Takaaki, Hiroshi Okada +3 · 3 citations
    Physics and Astronomy · #Astrophysics and Cosmic Phenomena #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Neutrino Physics Research #Particle physics theoretical and experimental studies
  5. Lepton mass textures from non-invertible multiplication rules
    2025/05/12 by Kobayashi, Tatsuo, Otsuka, Hajime, Tanimoto, Morimitsu +1 · 12 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph)
  6. Inflationary constraints on the moduli-dependent species scale in modular invariant theories
    2024/11/13 by Aoki, Shuntaro, Otsuka, Hajime · 3 citations
    #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  7. Radiative neutrino mass models from non-invertible selection rules
    2025/05/20 by Kobayashi, Tatsuo, Okada, Hiroshi, Otsuka, Hajime · 11 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  8. Moduli stabilization and light axion by Siegel modular forms
    2024/09/28 by Funakoshi, Shuta, Kawamura, Junichiro, Kobayashi, Tatsuo +2 · 2 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  9. Modular flavor models with positive modular weights: a new lepton model building
    2023/10/16 by Kobayashi, Tatsuo, Nomura, Takaaki, Okada, Hiroshi +1 · 2 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph)
  10. On discrete gauging and non-invertible selection rules
    2025/07/03 by Dong, Jun, Jeric, Tim, Kobayashi, Tatsuo +2 · 9 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  11. Reinforcement learning-based statistical search strategy for an axion model from flavor
    2024/09/16 by Nishimura, Satsuki, Miyao, Coh, Otsuka, Hajime · 2 citations
    #FOS: Computer and information sciences #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Machine Learning (cs.LG)
  12. Matter symmetries in supersymmetric standard models from non-invertible selection rules
    2025/06/11 by Tatsuo Kobayashi, Hironobu Mita, Kobayashi, Tatsuo +5 · 9 citations
    Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions
  13. Coupling Selection Rules in Heterotic Calabi-Yau Compactifications
    2025/04/14 by Dong, Jun, Kobayashi, Tatsuo, Nishida, Ryusei +2 · 6 citations
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
  14. Heavy Field Effects on Inflationary Models in Light of ACT Data
    2025/09/08 by Shuntaro Aoki, Aoki, Shuntaro, Hajime Otsuka +3 · 6 citations
    Economics, Econometrics and Finance · #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Economic Policies and Impacts #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Italy: Economic History and Contemporary Issues #Monetary Policy and Economic Impact
  15. Diffusion-model approach to flavor models: A case study for S4^′ modular flavor model
    2025/04/01 by Nishimura, Satsuki, Otsuka, Hajime, Uchiyama, Haruki · 2 citations
    #FOS: Computer and information sciences #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Machine Learning (cs.LG)
  16. Nambu-Goldstone Modes in Magnetized T2n Extra Dimensions
    2024/03/25 by Takuya Hirose, Hajime Otsuka, Hirose, Takuya +5 · 1 citation
    Biochemistry, Genetics and Molecular Biology · Physics and Astronomy · #Geomagnetism and Paleomagnetism Studies #Solar and Space Plasma Dynamics
  17. Non-invertible Symmetry as a Solution to the Strong CP Problem in a GUT-inspired Standard Model
    2025/08/17 by Tatsuo Kobayashi, Kobayashi, Tatsuo, Hajime Otsuka +3 · 7 citations
    Computer Science · Materials Science · #Parallel Computing and Optimization Techniques #Graphite, nuclear technology, radiation studies #Computational Physics and Python Applications
  18. Flavor symmetries from modular subgroups in magnetized compactifications
    2024/09/04 by Kobayashi, Tatsuo, Nasu, Kaito, Nishida, Ryusei +2 · 1 citation
    #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)