Strong gravitational lensing of explosive transients

M Oguri - Reports on Progress in Physics, 2019 - iopscience.iop.org
Recent rapid progress in time domain surveys makes it possible to detect various types of
explosive transients in the Universe in large numbers, some of which will be gravitationally …

Observational properties of thermonuclear supernovae

SW Jha, K Maguire, M Sullivan - Nature Astronomy, 2019 - nature.com
The explosive death of a star as a supernova is one of the most dramatic events in the
Universe. Supernovae have an outsized impact on many areas of astrophysics: they are …

The Pantheon+ analysis: cosmological constraints

D Brout, D Scolnic, B Popovic, AG Riess… - The Astrophysical …, 2022 - iopscience.iop.org
We present constraints on cosmological parameters from the Pantheon+ analysis of 1701
light curves of 1550 distinct Type Ia supernovae (SNe Ia) ranging in redshift from z= 0.001 to …

The Pantheon+ analysis: the full data set and light-curve release

D Scolnic, D Brout, A Carr, AG Riess… - The Astrophysical …, 2022 - iopscience.iop.org
Here we present 1701 light curves of 1550 unique, spectroscopically confirmed Type Ia
supernovae (SNe Ia) that will be used to infer cosmological parameters as part of the …

Dark Energy Survey Year 3 results: Cosmological constraints from galaxy clustering and weak lensing

TMC Abbott, M Aguena, A Alarcon, S Allam, O Alves… - Physical Review D, 2022 - APS
We present the first cosmology results from large-scale structure using the full 5000 deg 2 of
imaging data from the Dark Energy Survey (DES) Data Release 1. We perform an analysis …

On the use of the local prior on the absolute magnitude of Type Ia supernovae in cosmological inference

D Camarena, V Marra - Monthly Notices of the Royal …, 2021 - academic.oup.com
ABSTRACT A dark-energy, which behaves as the cosmological constant until a sudden
phantom transition at very low redshift (z< 0.1), seems to solve the> 4σ disagreement …

First cosmology results using type Ia supernovae from the dark energy survey: constraints on cosmological parameters

TMC Abbott, S Allam, P Andersen… - The Astrophysical …, 2019 - iopscience.iop.org
We present the first cosmological parameter constraints using measurements of type Ia
supernovae (SNe Ia) from the Dark Energy Survey Supernova Program (DES-SN). The …

The parallax of ω Centauri measured from Gaia EDR3 and a direct, geometric calibration of the tip of the red giant branch and the Hubble constant

J Soltis, S Casertano, AG Riess - The Astrophysical Journal …, 2021 - iopscience.iop.org
We use data from the ESA Gaia mission Early Data Release 3 (EDR3) to measure the
trigonometric parallax of ω Cen, the first high-precision parallax measurement for the most …

, , and other constraints from lower-redshift, non-CMB, expansion-rate data

S Cao, B Ratra - Physical Review D, 2023 - APS
We use updated type Ia Pantheon+ supernova, baryon acoustic oscillation, and Hubble
parameter (now also accounting for correlations) data, as well as new reverberation …

The pantheon+ analysis: SuperCal-fragilistic cross calibration, retrained SALT2 light-curve model, and calibration systematic uncertainty

D Brout, G Taylor, D Scolnic, CM Wood… - The Astrophysical …, 2022 - iopscience.iop.org
We present a recalibration of the photometric systems in the Pantheon+ sample of Type Ia
supernovae (SNe Ia) including those in the SH0ES distance-ladder measurement of H 0. We …