Four-year Cosmology Large Angular Scale Surveyor (CLASS) observations: on-sky receiver performance at 40, 90, 150, and 220 GHz frequency bands
Abstract The Cosmology Large Angular Scale Surveyor (CLASS) observes the polarized
cosmic microwave background (CMB) over the angular scales of 1≲ θ≤ 90 with the aim of …
cosmic microwave background (CMB) over the angular scales of 1≲ θ≤ 90 with the aim of …
Two-year cosmology large angular scale surveyor (CLASS) observations: 40 GHz telescope pointing, beam profile, window function, and polarization performance
Abstract 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 …
observes the cosmic microwave background (CMB) over 75% of the sky from the Atacama …
CLASS Angular Power Spectra and Map-component Analysis for 40 GHz Observations through 2022
Measurement of the largest angular scale (ℓ< 30) features of the cosmic microwave
background (CMB) polarization is a powerful way to constrain the optical depth to …
background (CMB) polarization is a powerful way to constrain the optical depth to …
Calibration of transition-edge sensor (TES) bolometer arrays with application to CLASS
JW Appel, CL Bennett, MK Brewer… - The Astrophysical …, 2022 - iopscience.iop.org
The current and future cosmic microwave background (CMB) experiments fielding kilopixel
arrays of transition-edge sensor (TES) bolometers require accurate and robust gain …
arrays of transition-edge sensor (TES) bolometers require accurate and robust gain …
On-sky Performance of the CLASS Q-band Telescope
Abstract The Cosmology Large Angular Scale Surveyor (CLASS) is mapping the
polarization of the cosmic microwave background (CMB) at large angular scales (2< ℓ≲ 200) …
polarization of the cosmic microwave background (CMB) at large angular scales (2< ℓ≲ 200) …
Cosmology Large Angular Scale Surveyor (CLASS): 90 GHz Telescope Pointing, Beam Profile, Window Function, and Polarization Performance
R Datta, MK Brewer, JD Couto… - The Astrophysical …, 2024 - editors.iopscience.iop.org
Abstract 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 …
observes the cosmic microwave background (CMB) over∼ 75% of the sky from the Atacama …
The cosmology large angular scale surveyor receiver design
J Iuliano, J Eimer, L Parker, G Rhoades… - … , and Far-Infrared …, 2018 - spiedigitallibrary.org
The Cosmology Large Angular Scale Surveyor consists of four instruments performing a
CMB polarization survey. Currently, the 40 GHz and first 90 GHz instruments are deployed …
CMB polarization survey. Currently, the 40 GHz and first 90 GHz instruments are deployed …
Variable-delay polarization modulators for the CLASS telescopes
The search for inflationary primordial gravitational waves and the measurement of the
optical depth to reionization, both through their imprint on the large angular scale …
optical depth to reionization, both through their imprint on the large angular scale …
On-sky performance of new 90 GHz detectors for the Cosmology Large Angular Scale Surveyor (CLASS)
C Núñez, JW Appel, MK Brewer… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
The Cosmology Large Angular Scale Surveyor (CLASS) is a polarization-sensitive
telescope array located at an altitude of 5,200 m in the Chilean Atacama Desert and …
telescope array located at an altitude of 5,200 m in the Chilean Atacama Desert and …
[HTML][HTML] SiAl composite feedhorn arrays for astrophysical applications: Cryogenic material properties
A study investigating the physical properties and use of the SiAl composite Controlled
Expansion 7 (CE7) for the packaging of silicon bolometric detectors for millimeter-wave …
Expansion 7 (CE7) for the packaging of silicon bolometric detectors for millimeter-wave …