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20112026
most citedThe Simons Observatory: Science goals and forecasts

1.5k citations · 5.2k across the 82 of their papers we have counts for

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45 papers · 1 filter

astro-ph.CO2026

Quantifying the systematic impact of differential beam response on the BICEP CMB polarization data from 2016 through 2024

B. D. Elwood, P. A. R. Ade, Z. Ahmed +83

As cosmic microwave background (CMB) polarization experiments, including BICEP3, BICEP Array, and future BICEP experiments, achieve ever-deeper polarization maps in search of primo…

astro-ph.CO2026

Controlling instrumental systematics for the BICEP inflation survey

C. Vergès, P. A. R. Ade, Z. Ahmed +92

The BICEP series of experiments has been observing CMB polarisation from the South Pole for over 20 years, with the goal of constraining inflationary gravitational waves. The upcom…

astro-ph.CO2026

Measurement of the Full Shape of the Thermal Sunyaev-Zeldovich Power Spectrum from South Pole Telescope and {\it Herschel}-SPIRE Observations

S. Raghunathan, P. A. R. Ade, D. Anbajagane +139

We present a measurement of the full shape of the power spectrum of the thermal Sunyaev-Zeldovich (tSZ) effect down to arcminute scales using cosmic microwave background (CMB) data…

astro-ph.CO2026

BICEP/Keck XXI: Constraints on Early-Universe Parity Violation from Multipole-Dependent Birefringence

Keck Collaboration, P. A. R. Ade, Zeeshan Ahmed +94

We present the first constraints on multipole-dependent cosmic birefringence using CMB polarization data from the BK18 dataset, which combines observations from BICEP2, Keck Array,…

astro-ph.CO2026

SPT-3G D1: Compton- maps using data from the SPT-3G and Planck surveys

A. S. Maniyar, F. Bianchini, W. L. K. Wu +105

We present thermal Sunyaev-Zel'dovich (tSZ) Compton- parameter maps constructed from two years (2019-2020) of observations with the South Pole Telescope (SPT) third-generation c…

astro-ph.CO2026

Characterization of the Polarization Beam Response of SPT-3G Using Point Sources

T. de Haan, M. Archipley, N. Huang +101

Precise measurements of cosmic microwave background (CMB) polarization require rigorous control of instrumental systematics. For the South Pole Telescope's third-generation camera…

astro-ph.CO2026

SPT-3G D1: A Measurement of Secondary Cosmic Microwave Background Anisotropy Power

P. Chaubal, N. Huang, C. L. Reichardt +104

We report new measurements of millimeter-wave temperature power spectra in the angular multipole range (wavelengths …

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

Towards constraining cosmological parameters with SPT-3G observations of 25% of the sky

A. Vitrier, K. Fichman, L. Balkenhol +103

The South Pole Telescope (SPT), using its third-generation camera, SPT-3G, is conducting observations of the cosmic microwave background (CMB) in temperature and polarization acros…

astro-ph.CO2025

BICEP/Keck XX: Component-separated maps of polarized CMB and thermal dust emission using Planck and BICEP/Keck Observations through the 2018 Observing Season

Keck Collaboration, P. A. R. Ade, Z. Ahmed +94

We present component-separated polarization maps of the cosmic microwave background (CMB) and Galactic thermal dust emission, derived using data from the BICEP/Keck experiments thr…

astro-ph.CO2025★ 11 cited

SPT-3G D1: Axion Early Dark Energy with CMB experiments and DESI

A. R. Khalife, L. Balkenhol, E. Camphuis +92

We present the most up-to-date constraints on axion early dark energy (AEDE) from cosmic microwave background (CMB) and baryon acoustic oscillation (BAO) measurements. In particula…

astro-ph.CO2025★ 62 cited

SPT-3G D1: CMB temperature and polarization power spectra and cosmology from 2019 and 2020 observations of the SPT-3G Main field

E. Camphuis, W. Quan, L. Balkenhol +94

We present measurements of the temperature and E-mode polarization angular power spectra of the cosmic microwave background (CMB) from observations of 4% of the sky with SPT-3G, th…

astro-ph.CO2025

Constraints on Inflationary Gravitational Waves with Two Years of SPT-3G Data

J. A. Zebrowski, C. L. Reichardt, A. J. Anderson +95

We present a measurement of the -mode polarization power spectrum of the cosmic microwave background anisotropies at 32 502 for three bands centered at 95, 150,…

astro-ph.CO2025★ 20 cited

Unified and consistent structure growth measurements from joint ACT, SPT and \textit{Planck} CMB lensing

Frank J. Qu, Fei Ge, W. L. Kimmy Wu +143

We present the tightest cosmic microwave background (CMB) lensing constraints to date on the growth of structure by combining CMB lensing measurements from the Atacama Cosmology Te…

astro-ph.CO2025

The SPT-Deep Cluster Catalog: Sunyaev-Zel'dovich Selected Clusters from Combined SPT-3G and SPTpol Measurements over 100 Square Degrees

K. Kornoelje, L. E. Bleem, E. S. Rykoff +191

We present a catalog of 500 galaxy cluster candidates in the SPT-Deep field: a 100 deg field that combines data from the SPT-3G and SPTpol surveys to reach noise levels of 3.0,…

astro-ph.CO2024★ 74 cited

Cosmology From CMB Lensing and Delensed EE Power Spectra Using 2019-2020 SPT-3G Polarization Data

F. Ge, M. Millea, E. Camphuis +93

From CMB polarization data alone we reconstruct the CMB lensing power spectrum, comparable in overall constraining power to previous temperature-based reconstructions, and an unlen…

astro-ph.CO2024★ 1 cited

BICEP/Keck XVIII: Measurement of BICEP3 polarization angles and consequences for constraining cosmic birefringence and inflation

Keck Collaboration, P. A. R. Ade, Z. Ahmed +83

We use a custom-made calibrator to measure individual detectors' polarization angles of BICEP3, a small aperture telescope observing the cosmic microwave background (CMB) at 95GHz…

astro-ph.CO2024

Calibration Measurements of the BICEP3 and BICEP Array CMB Polarimeters from 2017 to 2024

Christos Giannakopoulos, Clara Vergès, P. A. R. Ade +83

The BICEP3 and BICEP Array polarimeters are small-aperture refracting telescopes located at the South Pole designed to measure primordial gravitational wave signatures in the Cosmi…

astro-ph.CO2024

Constraining Inflation with the BICEP/Keck CMB Polarization Experiments

Keck Collaboration, P. A. R. Ade, Z. Ahmed +84

The BICEP/ (BK) series of cosmic microwave background (CMB) polarization experiments has, over the past decade and a half, produced a series of field-leading constra…

astro-ph.CO2024

Mass calibration of DES Year-3 clusters via SPT-3G CMB cluster lensing

B. Ansarinejad, S. Raghunathan, T. M. C. Abbott +142

We measure the stacked lensing signal in the direction of galaxy clusters in the Dark Energy Survey Year 3 (DES Y3) redMaPPer sample, using cosmic microwave background (CMB) temper…

astro-ph.CO2024★ 1 cited

Testing the CDM Cosmological Model with Forthcoming Measurements of the Cosmic Microwave Background with SPT-3G

K. Prabhu, S. Raghunathan, M. Millea +98

We forecast constraints on cosmological parameters enabled by three surveys conducted with SPT-3G, the third-generation camera on the South Pole Telescope. The surveys cover separa…

astro-ph.CO2024★ 25 cited

First Constraints on the Epoch of Reionization Using the non-Gaussianity of the Kinematic Sunyaev-Zel{'}dovich Effect from the South Pole Telescope and {\it Herschel}-SPIRE Observations

S. Raghunathan, P. A. R. Ade, A. J. Anderson +121

We report results from an analysis aimed at detecting the trispectrum of the kinematic Sunyaev-Zel{'}dovich (kSZ) effect by combining data from the South Pole Telescope (SPT) and {…

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.CO2022★ 36 cited

BICEP / Keck XVII: Line of Sight Distortion Analysis: Estimates of Gravitational Lensing, Anisotropic Cosmic Birefringence, Patchy Reionization, and Systematic Errors

Keck Collaboration, P. A. R. Ade, Z. Ahmed +91

We present estimates of line-of-sight distortion fields derived from the 95 GHz and 150 GHz data taken by BICEP2, BICEP3, and Keck Array up to the 2018 observing season, leading to…