DESI 2024 VI: Cosmological constraints from the measurements of baryon acoustic oscillations

AG Adame, J Aguilar, S Ahlen, S Alam… - arxiv preprint arxiv …, 2024 - arxiv.org
We present cosmological results from the measurement of baryon acoustic oscillations
(BAO) in galaxy, quasar and Lyman-$\alpha $ forest tracers from the first year of …

Quintessential interpretation of the evolving dark energy in light of DESI observations

Y Tada, T Terada - Physical Review D, 2024 - APS
The recent result of the Dark Energy Spectroscopic Instrument (DESI) in combination with
other cosmological data shows evidence of the evolving dark energy parametrized by the w …

The Atacama Cosmology Telescope: a measurement of the DR6 CMB lensing power spectrum and its implications for structure growth

FJ Qu, BD Sherwin, MS Madhavacheril… - The Astrophysical …, 2024 - iopscience.iop.org
We present new measurements of cosmic microwave background (CMB) lensing over 9400
deg 2 of the sky. These lensing measurements are derived from the Atacama Cosmology …

Robust preference for Dynamical Dark Energy in DESI BAO and SN measurements

W Giarè, M Najafi, S Pan, E Di Valentino… - … of Cosmology and …, 2024 - iopscience.iop.org
Abstract Recent Baryon Acoustic Oscillation (BAO) measurements released by DESI, when
combined with Cosmic Microwave Background (CMB) data from Planck and two different …

Measurement of gravitational lensing of the cosmic microwave background using SPT-3G 2018 data

Z Pan, F Bianchini, WLK Wu, PAR Ade, Z Ahmed… - Physical Review D, 2023 - APS
We present a measurement of gravitational lensing over 1500 deg 2 of the Southern sky
using SPT-3G temperature data at 95 GHz and 150 GHz taken in 2018. The lensing …

DESI constraints on exponential quintessence

OF Ramadan, J Sakstein, D Rubin - Physical Review D, 2024 - APS
The DESI Collaboration have recently analyzed their first year of data, finding a preference
for thawing dark energy scenarios when using parametrized equations of state for dark …

Inflation, the Hubble tension, and early dark energy: An alternative overview

W Giarè - Physical Review D, 2024 - APS
I review and discuss the possible implications for inflation resulting from considering new
physics in light of the Hubble tension. My study is motivated by a simple argument that the …

Scant evidence for thawing quintessence

WJ Wolf, C García-García, DJ Bartlett, PG Ferreira - Physical Review D, 2024 - APS
New constraints on the expansion rate of the Universe seem to favor evolving dark energy in
the form of thawing quintessence models, ie, models for which a canonical, minimally …

A non-linear solution to the S8 tension – II. Analysis of DES Year 3 cosmic shear

C Preston, A Amon, G Efstathiou - Monthly Notices of the Royal …, 2023 - academic.oup.com
Weak galaxy lensing surveys have consistently reported low values of the S 8 parameter
compared to the Planck lambda cold dark matter (ΛCDM) cosmology. Amon & Efstathiou …

Suppression without thawing: Constraining structure formation and dark energy with galaxy clustering

SF Chen, MM Ivanov, OHE Philcox, L Wenzl - Physical Review Letters, 2024 - APS
We present a new perturbative full-shape analysis of BOSS galaxy clustering data, including
the full combination of the galaxy power spectrum and bispectrum multipoles, baryon …