activity
20142026
most citedThe Simons Observatory: Science goals and forecasts

1.5k citations · 7k across the 76 of their papers we have counts for

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34 papers · 1 filter

astro-ph.CO2025

The Simons Observatory: forecasted constraints on primordial gravitational waves with the expanded array of Small Aperture Telescopes

The Simons Observatory Collaboration, I. Abril-Cabezas, S. Adachi +479

We present updated forecasts for the scientific performance of the degree-scale (0.5 deg FWHM at 93 GHz), deep-field survey to be conducted by the Simons Observatory (SO). By 2027,…

astro-ph.CO2025★ 10 cited

The Atacama Cosmology Telescope: DR6 Sunyaev-Zel'dovich Selected Galaxy Clusters Catalog

HSC Collaboration, M. Aguena, S. Aiola +98

We present the results of a search for galaxy clusters in the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) microwave sky maps covering 16293 square degrees in three frequ…

astro-ph.CO2025★ 2 cited

The Atacama Cosmology Telescope: DR6 Maps

Sigurd Naess, Yilun Guan, Adriaan J. Duivenvoorden +163

We present Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) maps of the Cosmic Microwave Background temperature and polarization anisotropy at arcminute resolution over three…

astro-ph.CO2025★ 14 cited

The Atacama Cosmology Telescope: DR6 Constraints on Extended Cosmological Models

Erminia Calabrese, J. Colin Hill, Hidde T. Jense +169

We use new cosmic microwave background (CMB) primary temperature and polarization anisotropy measurements from the Atacama Cosmology Telescope (ACT) Data Release 6 (DR6) to test fo…

astro-ph.CO2025★ 11 cited

The Atacama Cosmology Telescope: DR6 Power Spectra, Likelihoods and CDM Parameters

Thibaut Louis, Adrien La Posta, Zachary Atkins +165

We present power spectra of the cosmic microwave background (CMB) anisotropy in temperature and polarization, measured from the Data Release 6 maps made from Atacama Cosmology Tele…

astro-ph.CO2023★ 3 cited

The Atacama Cosmology Telescope: High-resolution component-separated maps across one-third of the sky

William R. Coulton, Mathew S. Madhavacheril, Adriaan J. Duivenvoorden +151

Observations of the millimeter sky contain valuable information on a number of signals, including the blackbody cosmic microwave background (CMB), Galactic emissions, and the Compt…

astro-ph.CO2023★ 347 cited

The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters

Mathew S. Madhavacheril, Frank J. Qu, Blake D. Sherwin +156

We present cosmological constraints from a gravitational lensing mass map covering 9400 sq. deg. reconstructed from CMB measurements made by the Atacama Cosmology Telescope (ACT) f…

astro-ph.CO2023★ 280 cited

The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and its Implications for Structure Growth

Frank J. Qu, Blake D. Sherwin, Mathew S. Madhavacheril +155

We present new measurements of cosmic microwave background (CMB) lensing over sq. deg. of the sky. These lensing measurements are derived from the Atacama Cosmology Telescop…

astro-ph.CO2022★ 12 cited

Snowmass 2021 CMB-S4 White Paper

Kevork Abazajian, Arwa Abdulghafour, Graeme E. Addison +353

This Snowmass 2021 White Paper describes the Cosmic Microwave Background Stage 4 project CMB-S4, which is designed to cross critical thresholds in our understanding of the origin a…

astro-ph.CO2021★ 134 cited

The Atacama Cosmology Telescope: Constraints on Pre-Recombination Early Dark Energy

J. Colin Hill, Erminia Calabrese, Simone Aiola +40

The early dark energy (EDE) scenario aims to increase the value of the Hubble constant () inferred from cosmic microwave background (CMB) data over that found in CDM, via t…

astro-ph.CO2021★ 3 cited

The mass and galaxy distribution around SZ-selected clusters

T. Shin, B. Jain, S. Adhikari +136

We present measurements of the radial profiles of the mass and galaxy number density around Sunyaev-Zel'dovich-selected clusters using both weak lensing and galaxy counts. The clus…

astro-ph.CO2021★ 29 cited

The Atacama Cosmology Telescope: Summary of DR4 and DR5 Data Products and Data Access

Maya Mallaby-Kay, Zachary Atkins, Simone Aiola +57

Two recent large data releases for the Atacama Cosmology Telescope (ACT), called DR4 and DR5, are available for public access. These data include temperature and polarization maps…

astro-ph.CO2021★ 59 cited

The Atacama Cosmology Telescope: Detection of the Pairwise Kinematic Sunyaev-Zel'dovich Effect with SDSS DR15 Galaxies

Victoria Calafut, Patricio A. Gallardo, Eve M. Vavagiakis +49

We present a 5.4 detection of the pairwise kinematic Sunyaev-Zel'dovich (kSZ) effect using Atacama Cosmology Telescope (ACT) and CMB observations in combination wi…

astro-ph.CO2021★ 33 cited

The Atacama Cosmology Telescope: Probing the Baryon Content of SDSS DR15 Galaxies with the Thermal and Kinematic Sunyaev-Zel'dovich Effects

Eve M. Vavagiakis, Patricio A. Gallardo, Victoria Calafut +49

We present high signal-to-noise measurements (up to 12) of the average thermal Sunyaev Zel'dovich (tSZ) effect from optically selected galaxy groups and clusters and estimate th…

astro-ph.CO2020★ 22 cited

MERGHERS Pilot: MeerKAT discovery of diffuse emission in nine massive Sunyaev-Zel'dovich-selected galaxy clusters from ACT

K. Knowles, D. S. Pillay, S. Amodeo +26

The MeerKAT Exploration of Relics, Giant Halos, and Extragalactic Radio Sources (MERGHERS) survey is a planned project to study a large statistical sample of galaxy clusters with t…

astro-ph.CO2020★ 24 cited

The Atacama Cosmology Telescope: Weighing distant clusters with the most ancient light

Mathew S. Madhavacheril, Cristóbal Sifón, Nicholas Battaglia +58

We use gravitational lensing of the cosmic microwave background (CMB) to measure the mass of the most distant blindly-selected sample of galaxy clusters on which a lensing measurem…

astro-ph.CO2020★ 302 cited

The Atacama Cosmology Telescope: A Catalog of > 4000 Sunyaev-Zel'dovich Galaxy Clusters

M. Hilton, C. Sifón, S. Naess +146

We present a catalog of 4195 optically confirmed Sunyaev-Zel'dovich (SZ) selected galaxy clusters detected with signal-to-noise > 4 in 13,211 deg of sky surveyed by the Atacama…

astro-ph.CO2020★ 132 cited

The Atacama Cosmology Telescope: Modeling the Gas Thermodynamics in BOSS CMASS galaxies from Kinematic and Thermal Sunyaev-Zel'dovich Measurements

Stefania Amodeo, Nicholas Battaglia, Emmanuel Schaan +52

The thermal and kinematic Sunyaev-Zel'dovich effects (tSZ, kSZ) probe the thermodynamic properties of the circumgalactic and intracluster medium (CGM and ICM) of galaxies, groups,…

astro-ph.CO2020★ 162 cited

The Atacama Cosmology Telescope: Combined kinematic and thermal Sunyaev-Zel'dovich measurements from BOSS CMASS and LOWZ halos

Emmanuel Schaan, Simone Ferraro, Stefania Amodeo +55

The scattering of cosmic microwave background (CMB) photons off the free-electron gas in galaxies and clusters leaves detectable imprints on high resolution CMB maps: the thermal a…

astro-ph.CO2020★ 271 cited

CMB-S4: Forecasting Constraints on Primordial Gravitational Waves

S4 Collaboration, Kevork Abazajian, Graeme E. Addison +233

CMB-S4---the next-generation ground-based cosmic microwave background (CMB) experiment---is set to significantly advance the sensitivity of CMB measurements and enhance our underst…

astro-ph.CO2020★ 271 cited

The Atacama Cosmology Telescope: A Measurement of the Cosmic Microwave Background Power Spectra at 98 and 150 GHz

Steve K. Choi, Matthew Hasselfield, Shuay-Pwu Patty Ho +136

We present the temperature and polarization angular power spectra of the CMB measured by the Atacama Cosmology Telescope (ACT) from 5400 deg of the 2013-2016 survey, which cove…

astro-ph.CO2020★ 629 cited

The Atacama Cosmology Telescope: DR4 Maps and Cosmological Parameters

Simone Aiola, Erminia Calabrese, Loïc Maurin +138

We present new arcminute-resolution maps of the Cosmic Microwave Background temperature and polarization anisotropy from the Atacama Cosmology Telescope, using data taken from 2013…

astro-ph.CO2020★ 111 cited

The Atacama Cosmology Telescope: A CMB lensing mass map over 2100 square degrees of sky and its cross-correlation with BOSS-CMASS galaxies

Omar Darwish, Mathew S. Madhavacheril, Blake Sherwin +50

We construct cosmic microwave background lensing mass maps using data from the 2014 and 2015 seasons of observations with the Atacama Cosmology Telescope (ACT). These maps cover 21…

astro-ph.CO2020★ 84 cited

The Atacama Cosmology Telescope: Constraints on Cosmic Birefringence

Toshiya Namikawa, Yilun Guan, Omar Darwish +51

We present new constraints on anisotropic birefringence of the cosmic microwave background polarization using two seasons of data from the Atacama Cosmology Telescope covering $456…