2 papers
astro-ph.HE2026
The broad-lined type Ic supernova 2020lao experienced an energetic explosion with no central-engine signatures
M. D. Stritzinger, T. J. Moriya, S. Bose +18
We present infant-phase observations of the SN Ic-BL 2020lao, including optical spectroscopy beginning 48 hrs after explosion. The explosion time was constrained by power-law fits…
astro-ph.SR2025
Analyzing type Ia supernovae near-infrared light curves with Principal Component Analysis
T. E. Müller-Bravo, L. Galbany, M. D. Stritzinger +8
Type Ia supernovae (SNeIa), the thermonuclear explosions of C/O white dwarf stars in binary systems, are phenomena that remain poorly understood. The complexity of their progenitor…