大須賀健 (Ken Ohsuga) - 論文

Pulsed fraction of super-critical column accretion flows on to neutron stars: Modeling of ultraluminous X-ray pulsars

Inoue, Akihiro, Ohsuga, Ken, Kawashima, Tomohisa

Publications of the Astronomical Society of Japan 72(2) 2020年4月査読有り

Polarization imaging of M 87 jets by general relativistic radiative transfer calculation based on GRMHD simulations

Tsunetoe, Yuh, Mineshige, Shin, Ohsuga, Ken, Kawashima, Tomohisa, Akiyama, Kazunori

Publications of the Astronomical Society of Japan 72(2) 2020年4月査読有り

The thermal-radiative wind in low mass X-ray binary H 1743-322: II. iron line predictions from Monte Carlo radiation transfer

Tomaru, Ryota, Done, Chris, Ohsuga, Ken, Odaka, Hirokazu, Takahashi, Tadayuki

Monthly Notices of the Royal Astronomical Society 494(3) 3413 - 3421 2020年4月査読有り

Line-driven disc wind in near-Eddington active galactic nuclei: decrease of mass accretion rate due to powerful outflow

Nomura, Mariko, Ohsuga, Ken, Done, Chris

Monthly Notices of the Royal Astronomical Society 494(3) 3616 - 3626 2020年4月査読有り

Super-critical column-accretion onto strongly magnetized neutron stars in ULX pulsars

Kawashima, Tomohisa, Ohsuga, Ken

Publications of the Astronomical Society of Japan 72(1) 2020年2月査読有り

The thermal-radiative wind in low mass X-ray binary H 1743-322; Radiation hydrodynamic simulations

Tomaru, Ryota, Done, Chris, Ohsuga, Ken, Nomura, Mariko, Takahashi, Tadayuki

Monthly Notices of the Royal Astronomical Society 490(3) 3098 - 3111 2019年10月査読有り

Super-Eddington growth of black holes in the early Universe: effects of disk radiation spectra

Takeo, Eishun, Inayoshi, Kohei, Ohsuga, Ken, Takahashi, Hiroyuki, Mineshige, Shin

Monthly Notices of the Royal Astronomical Society 488(2) 2689 - 2700 2019年9月査読有り

Systematic two-dimensional radiation-hydrodynamic simulations of super-Eddington accretion flow and outflow: Comparison with the slim disk model

Kitaki, Takaaki, Mineshige, Shin, Ohsuga, Ken, Kawashima, Tomohisa

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 70(6) 2018年12月査読有り

Magnetohydrodynamic Simulations of a Plunging Black Hole into a Molecular Cloud

Mariko Nomura, Tomoharu Oka, Masaya Yamada, Shunya Takekawa, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

Astrophysical Journal 859(1) 2018年5月20日査読有り

Magnetohydrodynamic Simulations of a Plunging Black Hole into a Molecular Cloud

Mariko Nomura, Tomoharu Oka, Masaya Yamada, Shunya Takekawa, Ken Ohsuga, Hiroyuki R. Takahashi, Yuta Asahina

The Astrophysical Journal 859(1) 29 - 29 2018年5月査読有り

Rapid growth of black holes accompanied with hot or warm outflows exposed to anisotropic super-Eddington radiation

Eishun Takeo, Kohei Inayoshi, Ken Ohsuga, Hiroyuki R. Takahashi, Shin Mineshige

Monthly Notices of the Royal Astronomical Society 476(1) 673 - 682 2018年5月1日査読有り

Three-dimensional structure of clumpy outflow from supercritical accretion flow onto black holes

Kobayashi, Hiroshi, Ohsuga, Ken, Takahashi, Hiroyuki R, Kawashima, Tomohisa, Asahina, Yuta, Takeuchi, Shun, Mineshige, Shin

Publications of the Astronomical Society of Japan 2018年3月査読有り

Supercritical Accretion onto a Non-magnetized Neutron Star: Why is it Feasible?

Hiroyuki R. Takahashi, Shin Mineshige, Ken Ohsuga

Astrophysical Journal 853(1) 2018年1月20日査読有り

Theoretical modeling of Comptonized X-ray spectra of super-Eddington accretion flow: Origin of hard excess in ultraluminous X-ray sources

Kitaki, Takaaki, Mineshige, Shin, Ohsuga, Ken, Kawashima, Tomohisa

Publications of the Astronomical Society of Japan 2017年12月査読有り

General Relativistic Radiation MHD Simulations of Supercritical Accretion onto a Magnetized Neutron Star: Modeling of Ultraluminous X-Ray Pulsars

Hiroyuki R. Takahashi, Ken Ohsuga

ASTROPHYSICAL JOURNAL LETTERS 845(1) 2017年8月査読有り

Superluminous Transients at AGN Centers from Interaction between Black Hole Disk Winds and Broad-line Region Clouds

Takashi J. Moriya, Masaomi Tanaka, Tomoki Morokuma, Ken Ohsuga

ASTROPHYSICAL JOURNAL LETTERS 843(2) 2017年7月査読有り

Enhancement of Feedback Efficiency by Active Galactic Nucleus Outflows via the Magnetic Tension Force in the Inhomogeneous Interstellar Medium

Yuta Asahina, Mariko Nomura, Ken Ohsuga

ASTROPHYSICAL JOURNAL 840(1) 2017年5月査読有り

Radiation hydrodynamic simulations of a super-Eddington accretor as a model for ultra-luminous sources

Takumi Ogawa, Shin Mineshige, Tomohisa Kawashima, Ken Ohsuga, Katsuya Hashizume

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 69(2) 2017年4月査読有り

Line-driven disc wind model for ultrafast outflows in active galactic nuclei - scaling with luminosity

M. Nomura, K. Ohsuga

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY 465(3) 2873 - 2879 2017年3月査読有り

A radiation-hydrodynamics model of accretion columns for ultra-luminous X-ray pulsars

Tomohisa Kawashima, Shin Mineshige, Ken Ohsuga, Takumi Ogawa

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN 68(5) 2016年10月査読有り

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