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 …
cosmology. It is widely accepted that SNe Ia arise from thermonuclear explosions of white …
Constraining the Progenitor System of the Type Ia Supernova 2021aefx
G Hosseinzadeh, DJ Sand, P Lundqvist… - The Astrophysical …, 2022 - iopscience.iop.org
We present high-cadence optical and ultraviolet light curves of the normal Type Ia
supernova (SN) 2021aefx, which shows an early bump during the first two days of …
supernova (SN) 2021aefx, which shows an early bump during the first two days of …
A Speed Bump: SN 2021aefx Shows that Doppler Shift Alone Can Explain Early Excess Blue Flux in Some Type Ia Supernovae
We present early-time photometric and spectroscopic observations of the Type Ia supernova
(SN Ia) 2021aefx. The early-time u-band light curve shows an excess flux when compared to …
(SN Ia) 2021aefx. The early-time u-band light curve shows an excess flux when compared to …
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 …
evolving 03fg-like Type Ia SN 2021zny. Our observational campaign starts from∼ 5.3 h after …
First Impressions: Early-time Classification of Supernovae Using Host-galaxy Information and Shallow Learning
A Gagliano, G Contardo… - The Astrophysical …, 2023 - iopscience.iop.org
Substantial effort has been devoted to the characterization of transient phenomena from
photometric information. Automated approaches to this problem have taken advantage of …
photometric information. Automated approaches to this problem have taken advantage of …
The origin and evolution of the normal Type Ia SN 2018aoz with infant-phase reddening and excess emission
SN 2018aoz is a Type Ia SN with a B-band plateau and excess emission in infant-phase
light curves≲ 1 day after the first light, evidencing an over-density of surface iron-peak …
light curves≲ 1 day after the first light, evidencing an over-density of surface iron-peak …
Origin of High-velocity Ejecta, Excess Emission, and Redward Color Evolution in the Infant Type Ia Supernova 2021aefx
SN 2021aefx is a normal Type Ia supernova (SN) showing excess emission and redward
color evolution over the first∼ 2 days. We present analyses of this SN using our high …
color evolution over the first∼ 2 days. We present analyses of this SN using our high …
SN 2022joj: A Peculiar Type Ia Supernova Possibly Driven by an Asymmetric Helium-shell Double Detonation
We present observations of SN 2022joj, a peculiar Type Ia supernova discovered by the
Zwicky Transient Facility. SN 2022joj exhibits an unusually red g ZTF− r ZTF color at early …
Zwicky Transient Facility. SN 2022joj exhibits an unusually red g ZTF− r ZTF color at early …
The Early Light Curve of SN 2023bee: Constraining Type Ia Supernova Progenitors the Apian Way
G Hosseinzadeh, DJ Sand… - The Astrophysical …, 2023 - iopscience.iop.org
We present very early photometric and spectroscopic observations of the Type Ia supernova
(SN Ia) 2023bee, starting about 8 hr after the explosion, which reveal a strong excess in the …
(SN Ia) 2023bee, starting about 8 hr after the explosion, which reveal a strong excess in the …
The Early Light Curve of the Type Ia Supernova 2021hpr in NGC 3147: Progenitor Constraints with the Companion Interaction Model
The progenitor system of Type Ia supernovae (SNe Ia) is expected to be a close binary
system consisting of a carbon/oxygen white dwarf (WD) and a nondegenerate star or …
system consisting of a carbon/oxygen white dwarf (WD) and a nondegenerate star or …