Millimeter and Submillimeter Observations from
a 1.7-m telescope outfitted with a variety of receivers at frequencies from 230 GHz to 810 GHz, including PoleSTAR, a heterodyne spectrometer array), Python (a degree-scale CMB telescope), Viper (a 2-m telescope which has been outfitted with SPARO, a submillimeter-wave bolometric array polarimeter,...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.316.5525 2023-05-15T18:22:00+02:00 Millimeter and Submillimeter Observations from The South Pole Antony A. Stark The Pennsylvania State University CiteSeerX Archives 2001 application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.316.5525 http://arxiv.org/pdf/astro-ph/0109229v1.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.316.5525 http://arxiv.org/pdf/astro-ph/0109229v1.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://arxiv.org/pdf/astro-ph/0109229v1.pdf text 2001 ftciteseerx 2016-09-04T00:08:06Z a 1.7-m telescope outfitted with a variety of receivers at frequencies from 230 GHz to 810 GHz, including PoleSTAR, a heterodyne spectrometer array), Python (a degree-scale CMB telescope), Viper (a 2-m telescope which has been outfitted with SPARO, a submillimeter-wave bolometric array polarimeter, ACBAR, a multichannel CMB instrument, and Dos Equis, a HEMT polarimeter), and DASI (the Degree-Angular Scale Interferometer). These instruments have obtained significant results in studies of the interstellar medium and observational cosmology, including detections of the 1 ◦ acoustic peak in the CMB and the Sunyaev-Zel’dovich effect. The South Pole environment is unique among observatory sites for unusually low wind speeds, low absolute humidity, and the consistent clarity of the submillimeter sky. The atmosphere is dessicated by cold: at the South Pole’s average annual temperature of-49 C, the partial pressure of saturated water vapor is only 1.2 % of what it is at 0 C. The low water vapor levels result in exceptionally low values of sky noise. This is crucial for large-scale observations of faint cosmological sources—for such observations the South Pole is unsurpassed. Text South pole Unknown South Pole |
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description |
a 1.7-m telescope outfitted with a variety of receivers at frequencies from 230 GHz to 810 GHz, including PoleSTAR, a heterodyne spectrometer array), Python (a degree-scale CMB telescope), Viper (a 2-m telescope which has been outfitted with SPARO, a submillimeter-wave bolometric array polarimeter, ACBAR, a multichannel CMB instrument, and Dos Equis, a HEMT polarimeter), and DASI (the Degree-Angular Scale Interferometer). These instruments have obtained significant results in studies of the interstellar medium and observational cosmology, including detections of the 1 ◦ acoustic peak in the CMB and the Sunyaev-Zel’dovich effect. The South Pole environment is unique among observatory sites for unusually low wind speeds, low absolute humidity, and the consistent clarity of the submillimeter sky. The atmosphere is dessicated by cold: at the South Pole’s average annual temperature of-49 C, the partial pressure of saturated water vapor is only 1.2 % of what it is at 0 C. The low water vapor levels result in exceptionally low values of sky noise. This is crucial for large-scale observations of faint cosmological sources—for such observations the South Pole is unsurpassed. |
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The Pennsylvania State University CiteSeerX Archives |
format |
Text |
author |
The South Pole Antony A. Stark |
spellingShingle |
The South Pole Antony A. Stark Millimeter and Submillimeter Observations from |
author_facet |
The South Pole Antony A. Stark |
author_sort |
The South Pole |
title |
Millimeter and Submillimeter Observations from |
title_short |
Millimeter and Submillimeter Observations from |
title_full |
Millimeter and Submillimeter Observations from |
title_fullStr |
Millimeter and Submillimeter Observations from |
title_full_unstemmed |
Millimeter and Submillimeter Observations from |
title_sort |
millimeter and submillimeter observations from |
publishDate |
2001 |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.316.5525 http://arxiv.org/pdf/astro-ph/0109229v1.pdf |
geographic |
South Pole |
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South Pole |
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South pole |
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South pole |
op_source |
http://arxiv.org/pdf/astro-ph/0109229v1.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.316.5525 http://arxiv.org/pdf/astro-ph/0109229v1.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
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1766201357904117760 |