Self-gravity in collapsar models produces temporary jet quenching, narrower jets, and modified timescales compared to non-self-gravitating cases, potentially explaining GRB variability and failed bursts.
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Spectro-polarimetric analysis of GRB 220107A reveals spectral softening between episodes and low overall polarization, with a marginal signal in the second episode, illustrating the potential of time-resolved observations to constrain GRB prompt emission models.
citing papers explorer
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Three-dimensional GRMHD simulations of jet formation and propagation in self-gravitating collapsing stars
Self-gravity in collapsar models produces temporary jet quenching, narrower jets, and modified timescales compared to non-self-gravitating cases, potentially explaining GRB variability and failed bursts.
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Episode-wise spectro-polarimetry of GRB 220107A: Testing the hypothesis of evolving radiation mechanisms
Spectro-polarimetric analysis of GRB 220107A reveals spectral softening between episodes and low overall polarization, with a marginal signal in the second episode, illustrating the potential of time-resolved observations to constrain GRB prompt emission models.