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 …

Modified gravity and cosmology

EN Saridakis, R Lazkoz, V Salzano, PV Moniz… - 2021 - Springer
The dawn of the twenty-first century came with very positive prospects for gravity, cosmology,
and astrophysics. Technological progress made it possible for cosmology to enter to its …

Duality between (2+ 1) d quantum critical points

T Senthil, DT Son, C Wang, C Xu - Physics Reports, 2019 - Elsevier
Duality refers to two equivalent descriptions of the same theory from different points of view.
Recently there has been tremendous progress in formulating and understanding possible …

Progress in direct measurements of the Hubble constant

WL Freedman, BF Madore - Journal of Cosmology and …, 2023 - iopscience.iop.org
One of the most exciting and pressing issues in cosmology today is the discrepancy
between some measurements of the local Hubble constant and other values of the …

Revealing intrinsic flat biases with standardizable candles

E Ó Colgáin, MM Sheikh-Jabbari, R Solomon… - Physical Review D, 2022 - APS
Emerging high-redshift cosmological probes, in particular quasars (QSOs), show a
preference for larger matter densities, Ω m≈ 1, within the flat Λ CDM framework. Here, using …

Non-parametric spatial curvature inference using late-Universe cosmological probes

S Dhawan, J Alsing, S Vagnozzi - Monthly Notices of the Royal …, 2021 - academic.oup.com
Inferring high-fidelity constraints on the spatial curvature parameter, ΩK, under as few
assumptions as possible, is of fundamental importance in cosmology. We propose a method …

Characterizing gravitational wave detector networks: from A to cosmic explorer

I Gupta, C Afle, KG Arun… - … and Quantum Gravity, 2024 - iopscience.iop.org
Gravitational-wave observations by the laser interferometer gravitational-wave observatory
(LIGO) and Virgo have provided us a new tool to explore the Universe on all scales from …

SALT3: An improved type ia supernova model for measuring cosmic distances

WD Kenworthy, DO Jones, M Dai… - The Astrophysical …, 2021 - iopscience.iop.org
A spectral-energy distribution (SED) model for Type Ia supernovae (SNe Ia) is a critical tool
for measuring precise and accurate distances across a large redshift range and constraining …

It's dust: solving the mysteries of the intrinsic scatter and host-galaxy dependence of standardized type Ia supernova brightnesses

D Brout, D Scolnic - The Astrophysical Journal, 2021 - iopscience.iop.org
Abstract The use of Type Ia supernovae (SNe Ia) as cosmological tools has motivated
significant effort to understand what drives the intrinsic scatter of SN Ia distance modulus …