Observational clues to the progenitors of type Ia supernovae

D Maoz, F Mannucci, G Nelemans - Annual Review of …, 2014 - annualreviews.org
Type Ia supernovae (SNe Ia) are important distance indicators, element factories, cosmic-ray
accelerators, kinetic-energy sources in galaxy evolution, and end points of stellar binary …

Observational probes of cosmic acceleration

DH Weinberg, MJ Mortonson, DJ Eisenstein, C Hirata… - Physics reports, 2013 - Elsevier
The accelerating expansion of the universe is the most surprising cosmological discovery in
many decades, implying that the universe is dominated by some form of “dark energy” with …

The baryon oscillation spectroscopic survey of SDSS-III

KS Dawson, DJ Schlegel, CP Ahn… - The Astronomical …, 2012 - iopscience.iop.org
ABSTRACT The Baryon Oscillation Spectroscopic Survey (BOSS) is designed to measure
the scale of baryon acoustic oscillations (BAO) in the clustering of matter over a larger …

Leveraging SN Ia spectroscopic similarity to improve the measurement of H 0

YS Murakami, AG Riess, BE Stahl… - … of Cosmology and …, 2023 - iopscience.iop.org
Recent studies suggest spectroscopic differences explain a fraction of the variation in Type
Ia supernova (SN Ia) luminosities after light-curve/color standardization. In this work,(i) we …

Improved cosmological constraints from a joint analysis of the SDSS-II and SNLS supernova samples

MEA Betoule, R Kessler, J Guy, J Mosher… - Astronomy & …, 2014 - aanda.org
Aims. We present cosmological constraints from a joint analysis of type Ia supernova (SN Ia)
observations obtained by the SDSS-II and SNLS collaborations. The dataset includes …

First results from the catalina real-time transient survey

AJ Drake, SG Djorgovski, A Mahabal… - The Astrophysical …, 2009 - iopscience.iop.org
We report on the results from the first six months of the Catalina Real-Time Transient Survey
(CRTS). In order to search for optical transients (OTs) with timescales of minutes to years …

RAPID: early classification of explosive transients using deep learning

D Muthukrishna, G Narayan, KS Mandel… - Publications of the …, 2019 - iopscience.iop.org
Abstract We present Real-time Automated Photometric IDentification (RAPID), a novel time
series classification tool capable of automatically identifying transients from within a day of …

Photometric supernova classification with machine learning

M Lochner, JD McEwen, HV Peiris… - The Astrophysical …, 2016 - iopscience.iop.org
Automated photometric supernova classification has become an active area of research in
recent years in light of current and upcoming imaging surveys such as the Dark Energy …

The difference imaging pipeline for the transient search in the dark energy survey

R Kessler, J Marriner, M Childress… - The Astronomical …, 2015 - iopscience.iop.org
We describe the operation and performance of the difference imaging pipeline (DiffImg)
used to detect transients in deep images from the Dark Energy Survey Supernova program …

Optical discovery of probable stellar tidal disruption flares

S Van Velzen, GR Farrar, S Gezari… - The Astrophysical …, 2011 - iopscience.iop.org
ABSTRACT Using archival Sloan Digital Sky Survey (SDSS) multi-epoch imaging data
(Stripe 82), we have searched for the tidal disruption of stars by supermassive black holes in …