Skip to content
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
physics and astronomy
Modulation of cosmic microwave background polarization with a warm rapidly rotating half-wave plate on the Atacama B-Mode Search instrument
Review of Scientific Instruments, Volume 85, No. 2, Article 024501, Year 2014
Notification
URL copied to clipboard!
Description
We evaluate the modulation of cosmic microwave background polarization using a rapidly rotating, half-wave plate (HWP) on the Atacama B-Mode Search. After demodulating the time-ordered-data (TOD), we find a significant reduction of atmospheric fluctuations. The demodulated TOD is stable on time scales of 500-1000 s, corresponding to frequencies of 1-2 mHz. This facilitates recovery of cosmological information at large angular scales, which are typically available only from balloon-borne or satellite experiments. This technique also achieves a sensitive measurement of celestial polarization without differencing the TOD of paired detectors sensitive to two orthogonal linear polarizations. This is the first demonstration of the ability to remove atmospheric contamination at these levels from a ground-based platform using a rapidly rotating HWP. © 2014 AIP Publishing LLC.
Authors & Co-Authors
Kusaka, Akito
United States, Princeton
Princeton University
Essinger-Hileman, Thomas M.
United States, Princeton
Princeton University
United States, Baltimore
Johns Hopkins University
Appel, John William
United States, Princeton
Princeton University
United States, Baltimore
Johns Hopkins University
Gallardo, Patricio A.
United States, Ithaca
Cornell University
Irwin, Kent D.
United States, Gaithersburg
National Institute of Standards and Technology
United States, Palo Alto
Stanford University
Jarosik, Norman
United States, Princeton
Princeton University
Nolta, Michael R.
Canada, Toronto
L’institut Canadien D’astrophysique Théorique
Page, Lyman A.
United States, Princeton
Princeton University
Parker, Lucas P.
United States, Princeton
Princeton University
Raghunathan, Srinivasan
Chile, Santiago
Universidad de Chile
Sievers, Jonathan L.
United States, Princeton
Princeton University
South Africa, Durban
University of Kwazulu-natal
Simon, Sara M.
United States, Princeton
Princeton University
Staggs, Suzanne T.
United States, Princeton
Princeton University
Visnjic, Katerina
United States, Princeton
Princeton University
Statistics
Citations: 76
Authors: 14
Affiliations: 8
Identifiers
Doi:
10.1063/1.4862058
ISSN:
00346748
e-ISSN:
10897623