activity
20042026
most citedFirst Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

1.9k citations · 15.2k across the 82 of their papers we have counts for

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Showing 2008Show all

2 papers · 1 filter

astro-ph2008★ 13 cited

Oscillations of the Inner Regions of Viscous Accretion Disks

Chi-kwan Chan

Although quasi-periodic oscillations (QPOs) have been discovered in different X-ray sources, their origin is still a matter of debate. Analytical studies of hydrodynamic accretion…

astro-ph2008★ 67 cited

Viscous, Resistive Magnetorotational Modes

Martin E. Pessah, Chi-kwan Chan

We carry out a comprehensive analysis of the behavior of the magnetorotational instability (MRI) in viscous, resistive plasmas. We find exact, non-linear solutions of the non-ideal…