activity
20152025
most citedThe Simons Observatory: Science goals and forecasts

1.5k citations · 3.6k across the 43 of their papers we have counts for

collaborators

43 papers

astro-ph.CO2025

Constraints on the polarization angle oscillations of the Crab Nebula with the Simons Array and its applications to the search for axion-like particles

Tylor Adkins, Shahed Shayan Arani, Kam Arnold +27

We present a search for polarization oscillation of the Crab Nebula, also known as Tau A, at millimeter wavelengths using observations with the Simons Array, the successor experime…

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.IM2025★ 1 cited

The Simons Observatory: Science Goals and Forecasts for the Enhanced Large Aperture Telescope

The Simons Observatory Collaboration, M. Abitbol, I. Abril-Cabezas +419

We describe updated scientific goals for the wide-field, millimeter-wave survey that will be produced by the Simons Observatory (SO). Significant upgrades to the 6-meter SO Large A…

astro-ph.IM2024★ 1 cited

A measurement of atmospheric circular polarization with POLARBEAR

Takuro Fujino, Satoru Takakura, Shahed Shayan Arani +20

At millimeter wavelengths, the atmospheric emission is circularly polarized owing to the Zeeman splitting of molecular oxygen by the Earth's magnetic field. We report a measurement…

astro-ph.CO2024★ 10 cited

Exploration of the polarization angle variability of the Crab Nebula with POLARBEAR and its application to the search for axion-like particles

Shunsuke Adachi, Tylor Adkins, Carlo Baccigalupi +23

The Crab Nebula, also known as Tau A, is a polarized astronomical source at millimeter wavelengths. It has been used as a stable light source for polarization angle calibration in…

astro-ph.CO2023★ 67 cited

A Measurement of Gravitational Lensing of the Cosmic Microwave Background Using SPT-3G 2018 Data

Z. Pan, F. Bianchini, W. L. K. Wu +133

We present a measurement of gravitational lensing over 1500 deg of the Southern sky using SPT-3G temperature data at 95 and 150 GHz taken in 2018. The lensing amplitude relativ…

astro-ph.IM2023★ 5 cited

Broadband plasma spray anti-reflection coating technology for millimeter-wave astrophysics

Oliver Jeong, Richard Plambeck, Christopher Raum +2

We present a broadband plasma spray anti-reflection (AR) coating technology for millimeter-wave astrophysics experiments with large-format, cryogenic optics. By plasma spraying alu…

astro-ph.IM2022★ 37 cited

The POLARBEAR-2 and Simons Array Focal Plane Fabrication Status

B. Westbrook, P. A. R. Ade, M. Aguilar +90

We present on the status of POLARBEAR-2 A (PB2-A) focal plane fabrication. The PB2-A is the first of three telescopes in the Simon Array (SA), which is an array of three cosmic mic…

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.CO2022★ 28 cited

Improved upper limit on degree-scale CMB B-mode polarization power from the 670 square-degree POLARBEAR survey

The POLARBEAR Collaboration, S. Adachi, T. Adkins +51

We report an improved measurement of the degree-scale cosmic microwave background -mode angular-power spectrum over 670 square-degree sky area at 150 GHz with POLARBEAR. In the…

astro-ph.EP2022★ 13 cited

Asteroid Measurements at Millimeter Wavelengths with the South Pole Telescope

P. M. Chichura, A. Foster, C. Patel +141

We present the first measurements of asteroids in millimeter wavelength (mm) data from the South Pole Telescope (SPT), which is used primarily to study the cosmic microwave backgro…

astro-ph.IM2021

The Design and Integrated Performance of SPT-3G

J. A. Sobrin, A. J. Anderson, A. N. Bender +120

SPT-3G is the third survey receiver operating on the South Pole Telescope dedicated to high-resolution observations of the cosmic microwave background (CMB). Sensitive measurements…

astro-ph.CO2021★ 89 cited

Constraints on CDM Extensions from the SPT-3G 2018 and Power Spectra

L. Balkenhol, D. Dutcher, P. A. R. Ade +117

We present constraints on extensions to the CDM cosmological model from measurements of the -mode polarization auto-power spectrum and the temperature--mode cross-power sp…

astro-ph.IM2021★ 15 cited

Performance and characterization of the SPT-3G digital frequency-domain multiplexed readout system using an improved noise and crosstalk model

J. Montgomery, P. A. R. Ade, Z. Ahmed +118

The third generation South Pole Telescope camera (SPT-3G) improves upon its predecessor (SPTpol) by an order of magnitude increase in detectors on the focal plane. The technology u…

astro-ph.HE2021★ 39 cited

Detection of Galactic and Extragalactic Millimeter-Wavelength Transient Sources with SPT-3G

S. Guns, A. Foster, C. Daley +119

High-angular-resolution cosmic microwave background experiments provide a unique opportunity to conduct a survey of time-variable sources at millimeter wavelengths, a population wh…

astro-ph.CO2021★ 269 cited

Measurements of the E-Mode Polarization and Temperature-E-Mode Correlation of the CMB from SPT-3G 2018 Data

D. Dutcher, L. Balkenhol, P. A. R. Ade +118

We present measurements of the -mode () polarization power spectrum and temperature--mode () cross-power spectrum of the cosmic microwave background using data collec…

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★ 37 cited

A measurement of the CMB E-mode angular power spectrum at subdegree scales from 670 square degrees of POLARBEAR data

S. Adachi, M. A. O. Aguilar Faúndez, K. Arnold +53

We report a measurement of the E-mode polarization power spectrum of the cosmic microwave background (CMB) using 150 GHz data taken from July 2014 to December 2016 with the POLARBE…

astro-ph.CO2019★ 2 cited

Particle Physics with the Cosmic Microwave Background with SPT-3G

J. S. Avva, P. A. R. Ade, Z. Ahmed +85

The cosmic microwave background (CMB) encodes information about the content and evolution of the universe. The presence of light, weakly interacting particles impacts the expansion…

astro-ph.CO2019★ 30 cited

Measurement of the Cosmic Microwave Background Polarization Lensing Power Spectrum from Two Years of POLARBEAR Data

Mario Aguilar Faúndez, Kam Arnold, Carlo Baccigalupi +48

We present a measurement of the gravitational lensing deflection power spectrum reconstructed with two seasons cosmic microwave background polarization data from the POLARBEAR expe…

astro-ph.CO2019★ 73 cited

A Measurement of the Degree Scale CMB B-mode Angular Power Spectrum with POLARBEAR

S. Adachi, M. A. O. Aguilar Faúndez, K. Arnold +69

We present a measurement of the -mode polarization power spectrum of the cosmic microwave background (CMB) using taken from July 2014 to December 2016 with the POLARBEAR experim…

astro-ph.IM2019★ 15 cited

Performance of Al-Mn Transition-Edge Sensor Bolometers in SPT-3G

A. J. Anderson, P. A. R. Ade, Z. Ahmed +86

SPT-3G is a polarization-sensitive receiver, installed on the South Pole Telescope, that measures the anisotropy of the cosmic microwave background (CMB) from degree to arcminute s…

astro-ph.IM2019★ 15 cited

On-sky performance of the SPT-3G frequency-domain multiplexed readout

A. N. Bender, A. J. Anderson, J. S. Avva +86

Frequency-domain multiplexing (fMux) is an established technique for the readout of large arrays of transition edge sensor (TES) bolometers. Each TES in a multiplexing module has a…

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…