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astro-ph2005
Magnetorotational Instability around a Rotating Black Hole
M. Yokosawa, T. Inui
The magnetorotational instability(MRI) in the Kerr spacetime is studied on a 3+1 viewpoint. The Maxwell's equations are expressed in a circularly orbiting observer's frame that co-…
astro-ph2004
Hot, Dense Matter Accretion onto a Black Hole
M. Yokosawa, S. Uematsu, J. Abe
The accretion of hot, dense matter which consists of heavy nuclei, free nucleons, degenerated electrons, photons and neutrinos is studied. The composition of free nucleons and thei…