activity
20112026
most citedCosmology From CMB Lensing and Delensed EE Power Spectra Using 2019-2020 SPT-3G Polarization Data

74 citations · 560 across the 46 of their papers we have counts for

collaborators

51 papers

astro-ph.CO2026

Beyond the Kullback--Leibler divergence: the likelihood-ratio distribution as a detectability measure

Amirhossein Samandar, Mikel Martin Barandiaran, Linn Htat Lu +13

The Kullback--Leibler (KL) divergence is the expectation value of the log-likelihood ratio between two specified models, evaluated with respect to one of the two models. It provide…

astro-ph.CO2026

Measuring the Clustering of tSZ-Selected Galaxy Clusters with SPT-3G

E. S. Martsen, D. Anbajagane, L. E. Bleem +96

We present a measurement of the spatial clustering of galaxy clusters selected via the thermal Sunyaev-Zel'dovich (tSZ) signal. Using a cluster catalog derived from five years of S…

astro-ph.CO2026

SPT-3G D1: Quadratic-Estimator CMB Lensing Reconstruction and Cosmology

Y. Omori, W. L. K. Wu, Y. Nakato +92

We present a map of the cosmic microwave background (CMB) lensing potential reconstructed from observations taken during the 2019 and 2020 seasons with the third-generation camera…

astro-ph.CO2026

Cosmic topology. Part Va. Information content of the observable Universe

Deyan P. Mihaylov, Mikel Martin Barandiaran, Stefano Anselmi +14

If the Universe possesses a compact spatial topology with characteristic scale not much larger than the diameter of the observable Universe, then the associated symmetry transforma…

astro-ph.CO2026

Sensitivity of Next-Generation CMB Surveys to Neutrinos and Other Light Relics

Cynthia Trendafilova, Srinivasan Raghunathan, Benjamin Wallisch +33

Neutrinos and other light relics leave characteristic imprints in the cosmic microwave background anisotropies, making their observation a sensitive probe of the particle content a…

astro-ph.CO2026

SPT-3G D1: Foreground-Robust Lensing Templates for Primordial Gravitational Wave Searches

Y. Nakato, W. L. K. Wu, Y. Omori +92

Gravitational lensing of the cosmic microwave background (CMB) generates B-mode polarization that acts as a source of contamination to searches for B modes generated by primordial…

astro-ph.HE2026

Polarization Angle Swings in Blazars Detected in the Millimeter-wave with the South Pole Telescope

A. Simpson, E. Anderes, A. J. Anderson +93

We present the first systematic search for electric vector position angle (EVPA) swings in the millimeter-wave (mm-wave) emission of blazars, using five years of observations from…

astro-ph.CO2026

CMB Lensing Reconstruction Using Two Years of Temperature Data from the SPT-3G Summer Survey

K. Levy, S. Raghunathan, F. Guidi +91

We present the first reconstruction of the cosmic microwave background (CMB) lensing potential from the SPT-3G Summer survey using two years of temperature data. The Summer survey…

astro-ph.CO2026

Cross-correlation of SPT-3G D1 CMB lensing and DES Y3 galaxy lensing

A. Ouellette, Y. Omori, E. Anderes +92

Measurements of the weak lensing of galaxies and of the cosmic microwave background (CMB) provide direct probes of the cosmic matter density field, but the two observables are sens…

astro-ph.CO2026

Galaxy Clusters Selected via the Sunyaev-Zel'dovich Effect in 5 year data from the SPT-3G Main Survey

L. E. Bleem, M. Klein, K. Kornoelje +148

We report a new galaxy cluster catalog, selected using the thermal Sunyaev-Zel'dovich (SZ) effect, from 5 years of observations of the SPT-3G Main field. Drawn from arcminute-resol…

astro-ph.SR2026

Millimeter-wave Detections of Symbiotic Stars in SPT and ACT Data

C. Tandoi, A. Foster, T. J. Maccarone +89

We present the results of a joint targeted search of candidate symbiotic stars at millimeter wavelengths using the South Pole Telescope (SPT) and the Atacama Cosmology Telescope (A…

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

SPT-3G D1: Maps of the millimeter-wave sky from 2019 and 2020 observations of the SPT-3G Main field

W. Quan, E. Camphuis, C. Daley +92

Maps of the sky in millimeter wavelengths contain rich information on cosmology through anisotropies of the cosmic microwave background (CMB). Creating multifrequency sky maps of a…

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.IM2026

DerivKit: stable numerical derivatives bridging Fisher forecasts and MCMC

Nikolina Šarčević, Matthijs van der Wild, Cynthia Trendafilova

DerivKit is a Python package for derivative-based statistical inference. It implements stable numerical differentiation and derivative assembly utilities for Fisher-matrix forecast…

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

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.SR2025

Detection of Millimeter-Wavelength Flares from Two Accreting White Dwarf Systems in the SPT-3G Galactic Plane Survey

Y. Wan, J. D. Vieira, P. M. Chichura +96

Blind discoveries of millimeter-wave (mm-wave) transient events in non-targeted surveys, as opposed to follow-up or pointed observations, have only become possible in the past deca…

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.GA2025★ 4 cited

Millimeter-wave observations of Euclid Deep Field South using the South Pole Telescope: A data release of temperature maps and catalogs

M. Archipley, A. Hryciuk, L. E. Bleem +108

Context. The South Pole Telescope third-generation camera (SPT-3G) has observed over 10,000 square degrees of sky at 95, 150, and 220 GHz (3.3, 2.0, 1.4 mm, respectively) and will…

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…