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astro-ph.GA2025
Collision frequency between dark matter subhaloes within Milky Way-like galaxies
Koki Otaki, Yudai Kazuno, Masao Mori
In the standard cold dark matter (CDM) model, sub-galactic structures hierarchically collide and merge to build up larger structures. Mergers and collisions between dwarf galaxies…
astro-ph.GA2025
Effective supernova dust yields from rotating and non-rotating stellar progenitors
Koki Otaki, Raffaella Schneider, Luca Graziani +4
Supernovae (SNe) are believed to be the dominant sources of dust production at high redshift. However, the reverse shock generated by the interaction of the SN forward shock and th…