Challenges for ΛCDM: An update

L Perivolaropoulos, F Skara - New Astronomy Reviews, 2022‏ - Elsevier
A number of challenges to the standard Λ CDM model have been emerging during the past
few years as the accuracy of cosmological observations improves. In this review we discuss …

Teleparallel gravity: from theory to cosmology

S Bahamonde, KF Dialektopoulos… - Reports on Progress …, 2023‏ - iopscience.iop.org
Teleparallel gravity (TG) has significantly increased in popularity in recent decades, bringing
attention to Einstein's other theory of gravity. In this Review, we give a comprehensive …

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

AG Adame, J Aguilar, S Ahlen, S Alam… - … of Cosmology and …, 2025‏ - iopscience.iop.org
We present cosmological results from the measurement of baryon acoustic oscillations
(BAO) in galaxy, quasar and Lyman-α forest tracers from the first year of observations from …

Overview of the instrumentation for the dark energy spectroscopic instrument

B Abareshi, J Aguilar, S Ahlen, S Alam… - The Astronomical …, 2022‏ - iopscience.iop.org
The goal of the Dark Energy Spectroscopic Instrument (DESI) is to determine the nature of
dark energy through the most precise measurement of the expansion history of the universe …

The spectroscopic data processing pipeline for the dark energy spectroscopic instrument

J Guy, S Bailey, A Kremin, S Alam… - The Astronomical …, 2023‏ - iopscience.iop.org
We describe the spectroscopic data processing pipeline of the Dark Energy Spectroscopic
Instrument (DESI), which is conducting a redshift survey of about 40 million galaxies and …

DESI 2024 IV: Baryon acoustic oscillations from the Lyman alpha forest

AG Adame, J Aguilar, S Ahlen, S Alam… - … of Cosmology and …, 2025‏ - iopscience.iop.org
We present the measurement of Baryon Acoustic Oscillations (BAO) from the Lyman-α (Lyα)
forest of high-redshift quasars with the first-year dataset of the Dark Energy Spectroscopic …

Completed SDSS-IV extended Baryon Oscillation Spectroscopic Survey: Cosmological implications from two decades of spectroscopic surveys at the Apache Point …

S Alam, M Aubert, S Avila, C Balland, JE Bautista… - Physical Review D, 2021‏ - APS
We present the cosmological implications from final measurements of clustering using
galaxies, quasars, and Ly α forests from the completed Sloan Digital Sky Survey (SDSS) …

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 …

Dark Energy Survey Year 3 results: A 2.7% measurement of baryon acoustic oscillation distance scale at redshift 0.835

TMC Abbott, M Aguena, S Allam, A Amon… - Physical Review D, 2022‏ - APS
We present angular diameter measurements obtained by measuring the position of baryon
acoustic oscillations (BAO) in an optimized sample of galaxies from the first three years of …

Planck evidence for a closed Universe and a possible crisis for cosmology

E Di Valentino, A Melchiorri, J Silk - Nature Astronomy, 2020‏ - nature.com
Abstract The recent Planck Legacy 2018 release has confirmed the presence of an
enhanced lensing amplitude in cosmic microwave background power spectra compared …