Type Ia Supernova Explosions in Binary Systems: A Review

ZW Liu, FK Röpke, Z Han - Research in Astronomy and …, 2023 - iopscience.iop.org
Abstract Type Ia supernovae (SNe Ia) play a key role in the fields of astrophysics and
cosmology. It is widely accepted that SNe Ia arise from thermonuclear explosions of white …

Ground-based and JWST Observations of SN 2022pul. I. Unusual Signatures of Carbon, Oxygen, and Circumstellar Interaction in a Peculiar Type Ia Supernova

MR Siebert, LA Kwok, J Johansson… - The Astrophysical …, 2024 - iopscience.iop.org
Nebular-phase observations of peculiar Type Ia supernovae (SNe Ia) provide important
constraints on progenitor scenarios and explosion dynamics for both these rare SNe and the …

[HTML][HTML] Type Ia supernova progenitors: a contemporary view of a long-standing puzzle

AJ Ruiter, IR Seitenzahl - The Astronomy and Astrophysics Review, 2025 - Springer
Abstract Type Ia supernovae (SNe Ia) are runaway thermonuclear explosions in white
dwarfs that result in the disruption of the white dwarf star, and possibly its nearby stellar …

Four Years of Type Ia Supernovae Observed by TESS: Early-time Light-curve Shapes and Constraints on Companion Interaction Models

MM Fausnaugh, PJ Vallely, MA Tucker… - The Astrophysical …, 2023 - iopscience.iop.org
We present 307 type Ia supernova (SN) light curves from the first 4 yr of the Transiting
Exoplanet Survey Satellite mission. We use this sample to characterize the shapes of the …

Science with the 2.5-meter wide field survey telescope (wfst)

T Wang, G Liu, Z Cai, J Geng, M Fang, H He… - Science China Physics …, 2023 - Springer
Abstract The Wide Field Survey Telescope (WFST) is a dedicated photometric surveying
facility being built jointly by University of Science and Technology of China (USTC) and the …

SN 2021zny: an early flux excess combined with late-time oxygen emission suggests a double white dwarf merger event

G Dimitriadis, K Maguire… - Monthly Notices of …, 2023 - academic.oup.com
We present a photometric and spectroscopic analysis of the ultraluminous and slowly
evolving 03fg-like Type Ia SN 2021zny. Our observational campaign starts from∼ 5.3 h after …

Observations of the very young Type Ia Supernova 2019np with early-excess emission

H Sai, X Wang, N Elias-Rosa, Y Yang… - Monthly Notices of …, 2022 - academic.oup.com
Early-time radiative signals from Type Ia supernovae (SNe Ia) can provide important
constraints on the explosion mechanism and the progenitor system. We present …

Constraining Type Ia supernova explosions and early flux excesses with the Zwicky Transient Factory

M Deckers, K Maguire, MR Magee… - Monthly Notices of …, 2022 - academic.oup.com
In the new era of time-domain surveys, Type Ia supernovae are being caught sooner after
explosion, which has exposed significant variation in their early light curves. Two driving …

Possible circumstellar interaction origin of the early excess emission in thermonuclear supernovae

M Hu, L Wang, X Wang, L Wang - Monthly Notices of the Royal …, 2023 - academic.oup.com
ABSTRACT Type Ia supernovae (SNe Ia) arise from the thermonuclear explosion in binary
systems involving carbon–oxygen white dwarfs (WDs). The pathway of WDs acquiring mass …

Electromagnetic signatures of white dwarf collisions in AGN discs

SR Zhang, Y Luo, XJ Wu, JM Wang… - Monthly Notices of the …, 2023 - academic.oup.com
In the inner region of the disc of an active galactic nucleus (AGN), the collision of two white
dwarfs (WDs) through Jacobi capture might be inevitable, leading to a Type Ia supernova …