2 papers
astro-ph.HE2025
r-Process nucleosynthesis from hyperaccreting neutron stars in common envelopes
Peter Anninos, Matthew Portman, Scott Carmichael +2
We investigate nuclear reactions and feedback in hyperaccreting neutron star environments, considering accretion rates in the range 0.3 - yr, typical…
astro-ph.SR2025
The Occurrence and Impact of Carbon-Oxygen Shell Mergers in Massive Stars
L. Roberti, M. Pignatari, H. E. Brinkman +6
In their final stages before undergoing a core-collapse supernova, massive stars may experience mergers between internal shells where carbon (C) and oxygen (O) are consumed as fuel…