Cosmology intertwined: A review of the particle physics, astrophysics, and cosmology associated with the cosmological tensions and anomalies
Abstract The standard Λ Cold Dark Matter (ΛCDM) cosmological model provides a good
description of a wide range of astrophysical and cosmological data. However, there are a …
description of a wide range of astrophysical and cosmological data. However, there are a …
The Pantheon+ analysis: cosmological constraints
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 …
light curves of 1550 distinct Type Ia supernovae (SNe Ia) ranging in redshift from z= 0.001 to …
Cosmology intertwined III: fσ8 and S8
Abstract The standard Λ Cold Dark Matter cosmological model provides a wonderful fit to
current cosmological data, but a few statistically significant tensions and anomalies were …
current cosmological data, but a few statistically significant tensions and anomalies were …
Joint analysis of 6dFGS and SDSS peculiar velocities for the growth rate of cosmic structure and tests of gravity
Measurement of peculiar velocities by combining redshifts and distance indicators is a
powerful way to measure the growth rate of a cosmic structure and test theories of gravity at …
powerful way to measure the growth rate of a cosmic structure and test theories of gravity at …
Potential signature of a quadrupolar hubble expansion in Pantheon+ supernovae
JA Cowell, S Dhawan… - Monthly Notices of the …, 2023 - academic.oup.com
The assumption of isotropy–that the Universe looks the same in all directions on large
scales–is fundamental to the standard cosmological model. It is therefore critical to …
scales–is fundamental to the standard cosmological model. It is therefore critical to …
SALT2 versus SALT3: updated model surfaces and their impacts on type Ia supernova cosmology
G Taylor, DO Jones, B Popovic… - Monthly Notices of …, 2023 - academic.oup.com
For the past decade, SALT2 has been the most common model used to fit Type Ia supernova
(SN Ia) light curves for dark energy analyses. Recently, the SALT3 model was released …
(SN Ia) light curves for dark energy analyses. Recently, the SALT3 model was released …
The Zwicky Transient Facility Type Ia supernova survey: first data release and results
ABSTRACT Type Ia supernovae (SNe Ia) in the nearby Hubble flow are excellent distance
indicators in cosmology. The Zwicky Transient Facility (ZTF) has observed a large sample of …
indicators in cosmology. The Zwicky Transient Facility (ZTF) has observed a large sample of …
Bird-Snack: Bayesian inference of dust law RV distributions using SN Ia apparent colours at peak
SM Ward, S Dhawan, KS Mandel… - Monthly Notices of …, 2023 - academic.oup.com
To reduce systematic uncertainties in Type Ia supernova (SN Ia) cosmology, the host galaxy
dust law shape parameter, RV, must be accurately constrained. We thus develop a …
dust law shape parameter, RV, must be accurately constrained. We thus develop a …
Redshift evolution of the underlying type Ia supernova stretch distribution
The detailed nature of type Ia supernovae (SNe Ia) remains uncertain, and as survey
statistics increase, the question of astrophysical systematic uncertainties arises, notably that …
statistics increase, the question of astrophysical systematic uncertainties arises, notably that …
The Dark Energy Survey supernova programme: modelling selection efficiency and observed core-collapse supernova contamination
The analysis of current and future cosmological surveys of Type Ia supernovae (SNe Ia) at
high redshift depends on the accurate photometric classification of the SN events detected …
high redshift depends on the accurate photometric classification of the SN events detected …