Hirotada Okawa

講師(任期付)

  • 1429 Citations
  • 18 h-Index
20082019
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Research Output 2008 2019

  • 1429 Citations
  • 18 h-Index
  • 34 Article
  • 2 Conference contribution
1 Citation (Scopus)

Effects of Rotation and Magnetic Field on the Revival of a Stalled Shock in Supernova Explosions

Fujisawa, K., Okawa, H., Yamamoto, Y. & Yamada, S., 2019 Jan 1, In : Astrophysical Journal. 872, 2, 155.

Research output: Contribution to journalArticle

supernovae
explosions
explosion
shock
accretion

Gravitational collapse of a massless scalar field in a periodic box

Yoo, C. M., Ikeda, T. & Okawa, H., 2019 Mar 11, In : Classical and Quantum Gravity. 36, 7, 075004.

Research output: Contribution to journalArticle

gravitational collapse
boxes
scalars
horizon
universe

On the Neutrino Distributions in Phase Space for the Rotating Core-collapse Supernova Simulated with a Boltzmann-neutrino-radiation-hydrodynamics Code

Harada, A., Nagakura, H., Iwakami, W., Okawa, H., Furusawa, S., Matsufuru, H., Sumiyoshi, K. & Yamada, S., 2019 Jan 1, In : Astrophysical Journal. 872, 2, 181.

Research output: Contribution to journalArticle

supernovae
neutrinos
hydrodynamics
closures
radiation

Massive graviton geons

Aoki, K., Maeda, K., Misonoh, Y. & Okawa, H., 2018 Feb 5, In : Physical Review D. 97, 4, 044005.

Research output: Contribution to journalArticle

gravitons
quantum numbers
angular momentum
polyvinyl chloride
Poisson equation

Maximal efficiency of the collisional Penrose process with spinning particles

Maeda, K., Okabayashi, K. & Okawa, H., 2018 Sep 14, In : Physical Review D. 98, 6, 064027.

Research output: Contribution to journalArticle

metal spinning
collisions
particle spin
infinity
scattering