activity
20142026
most citedThe Simons Observatory: Science goals and forecasts

1.5k citations · 4.3k across the 23 of their papers we have counts for

collaborators

23 papers

gr-qc2026

Advanced Virgo during the LIGO-Virgo-KAGRA fourth observing run

Virgo Collaboration, F Acernese, A Agapito +546

From April 10, 2024 to November 18, 2025 Advanced Virgo participated in the fourth observing run of the network of gravitational-wave detectors, together with Advanced LIGO and KAG…

astro-ph.IM2026

Advanced Virgo Plus for O5 -- Design Report Overview

F. Acernese, A. Agapito, D. Agarwal +578

This document presents an overview of the design, implementation, and expected performance of the Advanced Virgo Plus (AdV+) upgrades in view of the O5 observing run. Following the…

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.IM2020★ 4 cited

Classifying CMB time-ordered data through deep neural networks

Felipe Rojas, Loïc Maurin, Rolando Dünner +1

The Cosmic Microwave Background (CMB) has been measured over a wide range of multipoles. Experiments with arc-minute resolution like the Atacama Cosmology Telescope (ACT) have cont…

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…

astro-ph.CO2019★ 103 cited

The Atacama Cosmology Telescope: Component-separated maps of CMB temperature and the thermal Sunyaev-Zel'dovich effect

Mathew S. Madhavacheril, J. Colin Hill, Sigurd Naess +51

Optimal analyses of many signals in the cosmic microwave background (CMB) require map-level extraction of individual components in the microwave sky, rather than measurements at th…

astro-ph.IM2019★ 79 cited

The Simons Observatory: Astro2020 Decadal Project Whitepaper

The Simons Observatory Collaboration, Maximilian H. Abitbol, Shunsuke Adachi +280

The Simons Observatory (SO) is a ground-based cosmic microwave background (CMB) experiment sited on Cerro Toco in the Atacama Desert in Chile that promises to provide breakthrough…

astro-ph.GA2019★ 24 cited

Quantifying the Thermal Sunyaev-Zel'dovich Effect and Excess Millimeter Emission in Quasar Environments

Kirsten R. Hall, Nadia L. Zakamska, Graeme Addison +23

In this paper we probe the hot, post-shock gas component of quasar-driven winds through the thermal Sunyaev-Zel'dovich (tSZ) effect. Combining datasets from the Atacama Cosmology T…

astro-ph.CO2018★ 48 cited

The Atacama Cosmology Telescope: Two-season ACTPol Extragalactic Point Sources and their Polarization properties

Rahul Datta, Simone Aiola, Steve K. Choi +30

We report on measurements of the polarization of extragalactic sources at 148 GHz made during the first two seasons of the Atacama Cosmology Telescope Polarization (ACTPol) survey.…

astro-ph.CO2018★ 80 cited

Measurement of the Splashback Feature around SZ-selected Galaxy Clusters with DES, SPT and ACT

T. Shin, S. Adhikari, E. J. Baxter +107

We present a detection of the splashback feature around galaxy clusters selected using their Sunyaev-Zel'dovich (SZ) signal. Recent measurements of the splashback feature around op…

astro-ph.CO2018★ 1.5k cited

The Simons Observatory: Science goals and forecasts

The Simons Observatory Collaboration, Peter Ade, James Aguirre +247

The Simons Observatory (SO) is a new cosmic microwave background experiment being built on Cerro Toco in Chile, due to begin observations in the early 2020s. We describe the scient…

astro-ph.CO2018★ 99 cited

Weak-Lensing Mass Calibration of ACTPol Sunyaev-Zel'dovich Clusters with the Hyper Suprime-Cam Survey

Hironao Miyatake, Nicholas Battaglia, Matt Hilton +57

We present weak-lensing measurements using the first-year data from the Hyper Suprime-Cam Strategic Survey Program on the Subaru telescope for eight galaxy clusters selected throug…

astro-ph.CO2017★ 171 cited

The Atacama Cosmology Telescope: The Two-Season ACTPol Sunyaev-Zel'dovich Effect Selected Cluster Catalog

Matt Hilton, Matthew Hasselfield, Cristóbal Sifón +41

We present a catalog of 182 galaxy clusters detected through the Sunyaev-Zel'dovich effect by the Atacama Cosmology Telescope in a contiguous 987.5 deg field. The clusters we…

astro-ph.CO2016★ 135 cited

The Atacama Cosmology Telescope: Two-Season ACTPol Lensing Power Spectrum

Blake D. Sherwin, Alexander van Engelen, Neelima Sehgal +43

We report a measurement of the power spectrum of cosmic microwave background (CMB) lensing from two seasons of Atacama Cosmology Telescope Polarimeter (ACTPol) CMB data. The CMB le…

astro-ph.IM2016★ 5 cited

The Astropy Problem

Demitri Muna, Michael Alexander, Alice Allen +151

The Astropy Project (http://astropy.org) is, in its own words, "a community effort to develop a single core package for Astronomy in Python and foster interoperability between Pyth…

astro-ph.CO2016★ 218 cited

The Atacama Cosmology Telescope: Two-Season ACTPol Spectra and Parameters

Thibaut Louis, Emily Grace, Matthew Hasselfield +80

We present the temperature and polarization angular power spectra measured by the Atacama Cosmology Telescope Polarimeter (ACTPol). We analyze night-time data collected during 2013…

astro-ph.CO2016★ 98 cited

Detection of the pairwise kinematic Sunyaev-Zel'dovich effect with BOSS DR11 and the Atacama Cosmology Telescope

F. De Bernardis, S. Aiola, E. M. Vavagiakis +55

We present a new measurement of the kinematic Sunyaev-Zeldovich effect using data from the Atacama Cosmology Telescope (ACT) and the Baryon Oscillation Spectroscopic Survey (BOSS).…

astro-ph.IM2016★ 244 cited

The Atacama Cosmology Telescope: The polarization-sensitive ACTPol instrument

R. J. Thornton, P. A. R. Ade, S. Aiola +53

The Atacama Cosmology Telescope (ACT) is designed to make high angular resolution measurements of anisotropies in the Cosmic Microwave Background (CMB) at millimeter wavelengths. W…

astro-ph.CO2015★ 138 cited

Evidence for the kinematic Sunyaev-Zeľdovich effect with ACTPol and velocity reconstruction from BOSS

Emmanuel Schaan, Simone Ferraro, Mariana Vargas-Magaña +43

We use microwave temperature maps from two seasons of data from the Atacama Cosmology Telescope (ACTPol) at 146 GHz, together with the Constant Mass CMASS galaxy sample from the Ba…

astro-ph.CO2014★ 85 cited

The Atacama Cosmology Telescope: Lensing of CMB Temperature and Polarization Derived from Cosmic Infrared Background Cross-Correlation

Alexander van Engelen, Blake D. Sherwin, Neelima Sehgal +47

We present a measurement of the gravitational lensing of the Cosmic Microwave Background (CMB) temperature and polarization fields obtained by cross-correlating the reconstructed c…

astro-ph.CO2014★ 177 cited

The Atacama Cosmology Telescope: CMB Polarization at

Sigurd Naess, Matthew Hasselfield, Jeff McMahon +75

We report on measurements of the cosmic microwave background (CMB) and celestial polarization at 146 GHz made with the Atacama Cosmology Telescope Polarimeter (ACTPol) in its first…