Self-consistent simulations reveal that reverse shocks in GRB photospheres stay radiation-mediated down to optical depths of a few tenths, with photons decoupling over a broad radial range and forming a quasi-thermal post-cursor.
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Higher-Mach-number self-similar shock solutions in failed supernovae are unstable and strengthen asymptotically above a critical neutrino mass-loss threshold, explaining greater ejection in red supergiants versus compact progenitors.
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From Internal Collision to Photon Escape: First-Principles Modeling of Radiation-Mediated Shocks in Gamma-Ray Burst Photospheres
Self-consistent simulations reveal that reverse shocks in GRB photospheres stay radiation-mediated down to optical depths of a few tenths, with photons decoupling over a broad radial range and forming a quasi-thermal post-cursor.
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On the Origin of Mass Ejection in Failed Supernovae
Higher-Mach-number self-similar shock solutions in failed supernovae are unstable and strengthen asymptotically above a critical neutrino mass-loss threshold, explaining greater ejection in red supergiants versus compact progenitors.