2 papers
astro-ph.GA2025
Dark-matter-induced transients over cosmic time: The role of star formation history profiles
Heinrich Steigerwald
The dark matter (DM) conundrum is one of the most intriguing due to its resistance in direct detection experiments. In recent years, attempts to identify non-gravitational signatur…
astro-ph.CO2025
What triggers type Ia supernovae: Prompt detonations from primordial black holes or companion stars?
Heinrich Steigerwald
We set up and perform collision rate simulations between dark matter in the form of asteroid-mass primordial black holes (PBHs) and white dwarf stars. These encounters trigger prom…