Saito, Daiki
- Numerical simulation of type II primordial black hole formation
2024/01/12 by Koichiro Uehara, Albert Escrivà, Uehara, Koichiro +7 · 8 citations
Physics and Astronomy · #Cosmology and Gravitation Theories #Black Holes and Theoretical Physics #Galaxies: Formation, Evolution, Phenomena
- Primordial Black Hole Formation from Type II Fluctuations with Primordial Non-Gaussianity
2024/11/12 by Masaaki Shimada, Albert Escrivà, Shimada, Masaaki +7 · 6 citations
Physics and Astronomy · #Advanced Thermodynamics and Statistical Mechanics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Quantum Mechanics and Applications
- Revisiting spins of primordial black holes in a matter-dominated era based on peak theory
2024/08/31 by Daiki Saito, Tomohiro Harada, Saito, Daiki +5 · 5 citations
Physics and Astronomy · #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #Cosmology and Nongalactic Astrophysics (astro-ph.CO) #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Particle physics theoretical and experimental studies
- Removing naked singularities in static axially symmetric spacetimes by patching with the flat spacetimes
2024/09/27 by Daiki Saito, Saito, Daiki, Daisuke Yoshida +1 · 3 citations
Physics and Astronomy · #Advanced Differential Geometry Research #Black Holes and Theoretical Physics #Cosmology and Gravitation Theories #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc)
- Primordial black hole formation from a type II perturbation in the absence and presence of pressure
2025/05/01 by Uehara, Koichiro, Escrivà, Albert, Harada, Tomohiro +2 · 4 citations
#FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc)
- Primordial Black Hole Formation and Spin in Matter Domination Revisited
2025/08/13 by Ye, Weitao, Gong, Yungui, Harada, Tomohiro +4 · 5 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)