Viscous shock oscillations in transonic flows around spinning black holes yield QPO frequency ranges that broaden with increasing spin and match observations in black hole X-ray binaries.
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Multi-component galactic potentials strongly shift critical points, shock parameters, and acoustic surface gravity in transonic accretion flows around non-rotating pseudo-Schwarzschild black holes under the vertical equilibrium model.
citing papers explorer
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QPOs from the Viscous Transonic Accretion Flow Around a Spinning Black Hole
Viscous shock oscillations in transonic flows around spinning black holes yield QPO frequency ranges that broaden with increasing spin and match observations in black hole X-ray binaries.
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Transonic accretion and the analogue gravity in multi-component elliptical galaxies hosting pseudo-Schwarzschild black holes
Multi-component galactic potentials strongly shift critical points, shock parameters, and acoustic surface gravity in transonic accretion flows around non-rotating pseudo-Schwarzschild black holes under the vertical equilibrium model.