Publications (17)
CMB lensing reconstruction biases in cross-correlation with large-scale structure probes
Giulio Fabbian, Antony Lewis, Dominic Beck
The cross-correlation between cosmic microwave background (CMB) gravitational lensing and large-scale structure tracers will be an important cosmological probe in the coming years.…
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…
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…
Measurements of tropospheric ice clouds with a ground-based CMB polarization experiment, POLARBEAR
Satoru Takakura, Mario A. O. Aguilar-Faúndez, Yoshiki Akiba +45
The polarization of the atmosphere has been a long-standing concern for ground-based experiments targeting cosmic microwave background (CMB) polarization. Ice crystals in upper tro…
Impact of Polarized Galactic Foreground Emission on CMB Lensing Reconstruction and Delensing of B-Modes
Dominic Beck, Josquin Errard, Radek Stompor
Next generation CMB experiments such as CMB-S4 aim at measuring the CMB lensing potential at sub-percent precision where most of the constraining power will come from CMB polarizat…
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,…
Snowmass2021 Cosmic Frontier: Cosmic Microwave Background Measurements White Paper
Clarence L. Chang, Kevin M. Huffenberger, Bradford A. Benson +128
This is a solicited whitepaper for the Snowmass 2021 community planning exercise. The paper focuses on measurements and science with the Cosmic Microwave Background (CMB). The CMB…
Plastic Laminate Antireflective Coatings for Millimeter-wave Optics in BICEP Array
Marion Dierickx, P. A. R. Ade, Zeeshan Ahmed +82
The BICEP/Keck series of experiments target the Cosmic Microwave Background at degree-scale resolution from the South Pole. Over the next few years, the "Stage-3" BICEP Array (BA)…
MAPPRAISER: A massively parallel map-making framework for multi-kilo pixel CMB experiments
Hamza El Bouhargani, Aygul Jamal, Dominic Beck +3
Forthcoming cosmic microwave background (CMB) polarized anisotropy experiments have the potential to revolutionize our understanding of the Universe and fundamental physics. The so…
Evidence for the Cross-correlation between Cosmic Microwave Background Polarization Lensing from POLARBEAR and Cosmic Shear from Subaru Hyper Suprime-Cam
Toshiya Namikawa, Yuji Chinone, Hironao Miyatake +72
We present the first measurement of cross-correlation between the lensing potential, reconstructed from cosmic microwave background (CMB) {\it polarization} data, and the cosmic sh…
Filamentary Dust Polarization and the Morphology of Neutral Hydrogen Structures
George Halal, Susan E. Clark, Ari Cukierman +2
Filamentary structures in neutral hydrogen (HI) emission are well aligned with the interstellar magnetic field, so HI emission morphology can be used to construct templates that st…
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…
CMB-S4: Foreground-Cleaning Pipeline Comparison for Measuring Primordial Gravitational Waves
Federico Bianchini, Dominic Beck, W. L. Kimmy Wu +6
We compare multiple foreground-cleaning pipelines for estimating the tensor-to-scalar ratio, , using simulated maps of the planned CMB-S4 experiment within the context of the So…
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…
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…
Bias on Tensor-to-Scalar Ratio Inference With Estimated Covariance Matrices
Dominic Beck, Ari Cukierman, W. L. Kimmy Wu
We investigate simulation-based bandpower covariance matrices commonly used in cosmological parameter inferences such as the estimation of the tensor-to-scalar ratio . We find t…
Lensing Reconstruction in Post-Born Cosmic Microwave Background Weak Lensing
Dominic Beck, Giulio Fabbian, Josquin Errard
The study of the Cosmic Microwave Background (CMB) lensing potential has established itself by now as a robust way of probing the physics of large-scale structure growth. The most…