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 …
other cosmological data shows evidence of the evolving dark energy parametrized by the w …
Updating neutrino mass constraints with background measurements
D Wang, O Mena, E Di Valentino, S Gariazzo - Physical Review D, 2024 - APS
Low-redshift probes, such as baryon acoustic oscillations (BAO) and supernovae Ia
luminosity distances, have been shown to be crucial for improving the bounds on the total …
luminosity distances, have been shown to be crucial for improving the bounds on the total …
Updated Cosmological Constraints in Extended Parameter Space with Planck PR4, DESI Baryon Acoustic Oscillations, and Supernovae: Dynamical Dark Energy …
SR Choudhury, T Okumura - The Astrophysical Journal Letters, 2024 - iopscience.iop.org
We present updated constraints on cosmological parameters in a 12-parameter model,
extending the standard six-parameter ΛCDM by including dynamical dark energy (DE; w 0 …
extending the standard six-parameter ΛCDM by including dynamical dark energy (DE; w 0 …
CMB-S4: Iterative internal delensing and r constraints
The tightest constraints on the tensor-to-scalar ratio r can only be obtained after removing a
substantial fraction of the lensing B-mode sample variance. The planned Cosmic Microwave …
substantial fraction of the lensing B-mode sample variance. The planned Cosmic Microwave …
The Atacama Cosmology Telescope DR6 and DESI: Structure formation over cosmic time with a measurement of the cross-correlation of CMB Lensing and Luminous …
J Kim, N Sailer, MS Madhavacheril… - … of Cosmology and …, 2024 - iopscience.iop.org
We present a high-significance cross-correlation of CMB lensing maps from the Atacama
Cosmology Telescope (ACT) Data Release 6 (DR6) with luminous red galaxies (LRGs) from …
Cosmology Telescope (ACT) Data Release 6 (DR6) with luminous red galaxies (LRGs) from …
LiteBIRD Science Goals and Forecasts: A full-sky measurement of gravitational lensing of the CMB
AI Lonappan, T Namikawa, G Piccirilli… - … of Cosmology and …, 2024 - iopscience.iop.org
Cosmic microwave background (CMB) polarization has been measured by multiple CMB
experiments to improve constraints on cosmology. A CMB linear polarization map contains …
experiments to improve constraints on cosmology. A CMB linear polarization map contains …
Probing dark energy evolution post-DESI 2024
L Orchard, VH Cárdenas - Physics of the Dark Universe, 2024 - Elsevier
We study the evidence for dark energy (DE) evolution at low redshift, using baryonic
acoustic oscillations (BAOs) from the DESI Early Data Release, Pantheon+ Type Ia …
acoustic oscillations (BAOs) from the DESI Early Data Release, Pantheon+ Type Ia …
Negative neutrino masses as a mirage of dark energy
The latest cosmological constraints on the sum of the neutrino masses depend on prior
physical assumptions about the mass spectrum. To test the accordance of cosmological and …
physical assumptions about the mass spectrum. To test the accordance of cosmological and …
Cosmological constraints from the cross-correlation of DESI Luminous Red Galaxies with CMB lensing from Planck PR4 and ACT DR6
We infer the growth of large scale structure over the redshift range $0.4\lesssim z\lesssim 1$
from the cross-correlation of spectroscopically calibrated Luminous Red Galaxies (LRGs) …
from the cross-correlation of spectroscopically calibrated Luminous Red Galaxies (LRGs) …
Updated cosmological constraints in extended parameter space with Planck PR4, DESI BAO, and SN: dynamical dark energy, neutrino masses, lensing anomaly, and …
SR Choudhury, T Okumura - arXiv preprint arXiv:2409.13022, 2024 - arxiv.org
We present the updated constraints on cosmological parameters in a 12 parameter
cosmology extended with dynamical dark energy parameters ($ w_0 $, $ w_a $), sum of …
cosmology extended with dynamical dark energy parameters ($ w_0 $, $ w_a $), sum of …