activity
20182026
most citedTwo-year Cosmology Large Angular Scale Surveyor (CLASS) Observations: A Measurement of Circular Polarization at 40 GHz

25 citations · 48 across the 4 of their papers we have counts for

collaborators
Showing astro-ph.IMShow all

10 papers · 1 filter

astro-ph.IM2026

Detectors for CLASS-W2: The second 90 GHz telescope of the Cosmology Large Angular Scale Surveyor

John W. Appel, Kyuyoung Bae, Charles L. Bennett +26

The Cosmology Large Angular Scale Surveyor (CLASS) is measuring the Cosmic Microwave Background (CMB) polarization anisotropy on the largest angular scales (>1 degree) to probe the…

astro-ph.IM2024

High-Efficiency and Low-Noise Detectors for the Upgraded CLASS 90 GHz Focal Plane

Carolina Núñez, John W. Appel, Rahul Datta +22

We present the in-lab and on-sky performance for the upgraded 90 GHz focal plane of the Cosmology Large Angular Scale Surveyor (CLASS), which had four of its seven detector wafers…

astro-ph.IM2024

Design and characterization of a 60-cm reflective half-wave plate for the CLASS 90 GHz band telescope

Rui Shi, Michael K. Brewer, Carol Yan Yan Chan +14

Front-end polarization modulation enables improved polarization measurement stability by modulating the targeted signal above the low-frequency drifts associated with atmosph…

astro-ph.IM2023

Cosmology Large Angular Scale Surveyor (CLASS): 90 GHz Telescope Pointing, Beam Profile, Window Function, and Polarization Performance

Rahul Datta, Michael K. Brewer, Jullianna Denes Couto +31

The Cosmology Large Angular Scale Surveyor (CLASS) is a telescope array that observes the cosmic microwave background (CMB) over ~75% of the sky from the Atacama Desert, Chile, at…

astro-ph.IM20204 cited

Control and systems software for the Cosmology Large Angular Scale Surveyor (CLASS)

Matthew A. Petroff, John W. Appel, Charles L. Bennett +16

The Cosmology Large Angular Scale Surveyor (CLASS) is an array of polarization-sensitive millimeter wave telescopes that observes ~70% of the sky at frequency bands centered near 4…

astro-ph.IM2019

Two-year Cosmology Large Angular Scale Surveyor (CLASS) Observations: 40 GHz Telescope Pointing, Beam Profile, Window Function, and Polarization Performance

Zhilei Xu, Michael K. Brewer, Pedro Fluxá Rojas +33

The Cosmology Large Angular Scale Surveyor (CLASS) is a telescope array that observes the cosmic microwave background (CMB) over 75% of the sky from the Atacama Desert, Chile, at f…