Yamaguchi, Masahide
- Full bispectra from primordial scalar and tensor perturbations in the most general single-field inflation model
2012/07/03 by Xian Gao, Gao, Xian, Tsutomu Kobayashi +9 · 2 citations
Earth and Planetary Sciences · Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Geophysics and Gravity Measurements #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Solar and Space Plasma Dynamics
- Cosmological Correlators with Double Massive Exchanges: Bootstrap Equation and Phenomenology
2024/04/15 by Shuntaro Aoki, Aoki, Shuntaro, Lucas Pinol +6 · 5 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Pulsars and Gravitational Waves Research
- Small noise expansion of stochastic inflation
2024/10/23 by Cruces, Diego, Germani, Cristiano, Nassiri-Rad, Amin +1 · 5 citations
#Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc)
- New lower bounds on scattering amplitudes: non-locality constraints
2023/05/25 by Luca Buoninfante, Junsei Tokuda, Buoninfante, Luca +3 · 1 voice · 1 citation
Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Particle physics theoretical and experimental studies #gr-qc #hep-th
- Interactions between several types of cosmic strings
2023/09/11 by Fujikura, Kohei, Li, Siyao, Yamaguchi, Masahide · 2 citations
#Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th)
- Invertible field transformations with derivatives: necessary and sufficient conditions
2019/07/29 by Babichev, Eugeny, Izumi, Keisuke, Tanahashi, Norihiro +1 · 1 citation
#FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
- Primordial black holes from a curvaton: the role of bimodal distributions
2025/04/13 by Kuroda, Tomotaka, Naruko, Atsushi, Vennin, Vincent +1 · 4 citations
#Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
- Gravitational mode mixing around black holes in scalar-tensor theories with parity-violating terms
2024/04/10 by Hirano, Shin'ichi, Kimura, Masashi, Yamaguchi, Masahide · 1 citation
#FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th)
- Peaks sphericity of non-Gaussian random fields
2025/03/07 by Cristiano Germani, Germani, Cristiano, Mohammad Ali Gorji +5 · 2 citations
Physics and Astronomy · #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Theory (hep-th) #Quantum chaos and dynamical systems #Random lasers and scattering media #Theoretical and Computational Physics
- Decay and lifetime of oscillons coupled to an external scalar field: Insights from instability band analysis
2025/07/17 by Li, Siyao, Yamaguchi, Masahide, Zhang, Ying-li · 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)