output
20062026
most citedGW170817: Observation of Gravitational Waves from a Binary Neutron Star Inspiral

9.8k citations

Showing 2024 · astro-ph.COShow all

17 papers · 2 filters

astro-ph.CO2024★ 3 cited

Primordial blackhole formation: Exploring chaotic potential with a sharp step via the GLMS perspective

Rinsy Thomas, Jobil Thomas, Minu Joy

A sharp step on a chaotic potential can enhance primordial curvature fluctuations on smaller scales to the to form primordial black holes (PBHs). The present…

astro-ph.CO2024★ 11 cited

Dark Energy Survey Year 3: Blue Shear

J. McCullough, A. Amon, E. Legnani +115

Modeling the intrinsic alignment (IA) of galaxies poses a challenge to weak lensing analyses. The Dark Energy Survey is expected to be less impacted by IA when limited to blue, sta…

astro-ph.CO2024★ 4 cited

Superclustering with the Atacama Cosmology Telescope and Dark Energy Survey: II. Anisotropic large-scale coherence in hot gas, galaxies, and dark matter

M. Lokken, A. van Engelen, M. Aguena +73

Statistics that capture the directional dependence of the baryon distribution in the cosmic web enable unique tests of cosmology and astrophysical feedback. We use constrained orie…

astro-ph.CO2024

Galaxy cluster matter profiles: I. Self-similarity, mass calibration, and observable-mass relation validation employing cluster mass posteriors

A. Singh, J. J. Mohr, C. T. Davies +50

We present a study of the weak lensing inferred matter profiles of 698 South Pole Telescope thermal Sunyaev-Zel'dovich effect selected and MCMF optically confirmed galaxy c…

astro-ph.CO2024★ 5 cited

Search for Dark Matter Annihilation to gamma-rays from SPT-SZ selected Galaxy Clusters

Siddhant Manna, Shantanu Desai

We search for dark matter annihilation from galaxy clusters in the energy range from 1-300 GeV using nearly 16 years of Fermi-LAT data. For this purpose, we use 350 galaxy clusters…

astro-ph.CO2024★ 4 cited

A test for the redshift dependence of using measurements

Siddhant Manna, Shantanu Desai

We search for a redshift dependence of using 23 growth rate measurements from redshift space distortions and peculiar velocity measurements as a consistency check of CDM…

astro-ph.CO2024★ 1 cited

The Dark Energy Survey Supernova Program: Slow supernovae show cosmological time dilation out to

R. M. T. White, T. M. Davis, G. F. Lewis +67

We present a precise measurement of cosmological time dilation using the light curves of 1504 type Ia supernovae from the Dark Energy Survey spanning a redshift range $0.1\lesssim…

astro-ph.CO2024

The Dark Energy Survey Supernova Program: Investigating Beyond-CDM

R. Camilleri, T. M. Davis, M. Vincenzi +77

We report constraints on a variety of non-standard cosmological models using the full 5-year photometrically-classified type Ia supernova sample from the Dark Energy Survey (DES-SN…

astro-ph.CO2024★ 3 cited

The Gravitational Lensing Imprints of DES Y3 Superstructures on the CMB: A Matched Filtering Approach

Umut Demirbozan, Seshadri Nadathur, Ismael Ferrero +63

Low density cosmic voids gravitationally lens the cosmic microwave background (CMB), leaving a negative imprint on the CMB convergence . This effect provides insight into the…

astro-ph.CO2024★ 4 cited

Dark Energy Survey Year 3 results: likelihood-free, simulation-based CDM inference with neural compression of weak-lensing map statistics

N. Jeffrey, L. Whiteway, M. Gatti +88

We present simulation-based cosmological CDM inference using Dark Energy Survey Year 3 weak-lensing maps, via neural data compression of weak-lensing map summary statistics: pow…

astro-ph.CO2024★ 43 cited

Dark Energy Survey: A 2.1% measurement of the angular Baryonic Acoustic Oscillation scale at redshift =0.85 from the final dataset

DES Collaboration, T. M. C. Abbott, M. Adamow +105

We present the angular diameter distance measurement obtained with the Baryonic Acoustic Oscillation feature from galaxy clustering in the completed Dark Energy Survey, consisting…

astro-ph.CO2024★ 12 cited

Dark Energy Survey: Galaxy Sample for the Baryonic Acoustic Oscillation Measurement from the Final Dataset

J. Mena-Fernández, M. Rodríguez-Monroy, S. Avila +85

In this paper we present and validate the galaxy sample used for the analysis of the baryon acoustic oscillation (BAO) signal in the Dark Energy Survey (DES) Y6 data. The definitio…

astro-ph.CO2024★ 18 cited

The Dark Energy Survey Supernova Program: Cosmological Analysis and Systematic Uncertainties

M. Vincenzi, D. Brout, P. Armstrong +93

We present the full Hubble diagram of photometrically-classified Type Ia supernovae (SNe Ia) from the Dark Energy Survey supernova program (DES-SN). DES-SN discovered more than 20,…

astro-ph.CO2024★ 2 cited

Comparison of CDM and with updated galaxy cluster measurements using Bayesian inference

Kunj Panchal, Shantanu Desai

We use updated gas mass fraction measurements of 44 massive dynamically relaxed galaxy clusters collated in arXiv:2111.09343 to distinguish between the standard CDM model and $R…

astro-ph.CO2024★ 37 cited

The Dark Energy Survey: Cosmology Results With ~1500 New High-redshift Type Ia Supernovae Using The Full 5-year Dataset

DES Collaboration, T. M. C. Abbott, M. Acevedo +156

We present cosmological constraints from the sample of Type Ia supernovae (SN Ia) discovered during the full five years of the Dark Energy Survey (DES) Supernova Program. In contra…

astro-ph.CO2024★ 10 cited

Euclid preparation: XLVIII. The pre-launch Science Ground Segment simulation framework

Euclid Collaboration, S. Serrano, P. Hudelot +274

The European Space Agency's Euclid mission is one of the upcoming generation of large-scale cosmology surveys, which will map the large-scale structure in the Universe with unprece…

astro-ph.CO2024

A test of MOND and Emergent Gravity with SMACS J0723.3-7327 using eROSITA observations

Ambica Govind, Shantanu Desai

We implement a test of MOND and Verlinde's Emergent Gravity using the galaxy cluster SMACS J0723-7327, which has been recently imaged using the eROSITA X-ray telescope as well as w…