P o S(TIPP2014)157 Calibrating the photon detection efficiency in
The IceCube neutrino observatory is composed of more than five thousand light sensors, Digi-tal Optical Modules (DOMs), installed on the surface and at depths between 1450 and 2450 m in clear ice at the South Pole. Each DOM incorporates a 10-inch diameter photomultiplier tube (PMT) intended to detec...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.652.3360 2023-05-15T18:22:47+02:00 P o S(TIPP2014)157 Calibrating the photon detection efficiency in D. Tosi C. Wendt Icecube Collaboration The Pennsylvania State University CiteSeerX Archives 2014 application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.652.3360 http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.652.3360 http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf text 2014 ftciteseerx 2016-01-08T16:27:01Z The IceCube neutrino observatory is composed of more than five thousand light sensors, Digi-tal Optical Modules (DOMs), installed on the surface and at depths between 1450 and 2450 m in clear ice at the South Pole. Each DOM incorporates a 10-inch diameter photomultiplier tube (PMT) intended to detect light emitted when high energy neutrinos interact with atoms in the ice. Depending on the energy of the neutrino and the distance from secondary particle tracks, PMTs can be hit by up to several thousand photons within a few hundred nanoseconds. The number of photons per PMT and their time distribution is used to reject background events and to determine the energy and direction of each neutrino. The detector energy scale was established from previ-ous lab measurements of DOM optical sensitivity, then refined based on observed light yield from stopping muons and calibration of ice properties. A laboratory setup has now been developed to more precisely measure the DOM optical sensitivity as a function of angle and wavelength. DOMs are calibrated in water using a broad beam of light whose intensity is measured with a NIST cali-brated photodiode. This study will refine the current knowledge of the IceCube response and lay a foundation for future precision upgrades to the detector. Text South pole Unknown South Pole |
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The IceCube neutrino observatory is composed of more than five thousand light sensors, Digi-tal Optical Modules (DOMs), installed on the surface and at depths between 1450 and 2450 m in clear ice at the South Pole. Each DOM incorporates a 10-inch diameter photomultiplier tube (PMT) intended to detect light emitted when high energy neutrinos interact with atoms in the ice. Depending on the energy of the neutrino and the distance from secondary particle tracks, PMTs can be hit by up to several thousand photons within a few hundred nanoseconds. The number of photons per PMT and their time distribution is used to reject background events and to determine the energy and direction of each neutrino. The detector energy scale was established from previ-ous lab measurements of DOM optical sensitivity, then refined based on observed light yield from stopping muons and calibration of ice properties. A laboratory setup has now been developed to more precisely measure the DOM optical sensitivity as a function of angle and wavelength. DOMs are calibrated in water using a broad beam of light whose intensity is measured with a NIST cali-brated photodiode. This study will refine the current knowledge of the IceCube response and lay a foundation for future precision upgrades to the detector. |
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The Pennsylvania State University CiteSeerX Archives |
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D. Tosi C. Wendt Icecube Collaboration |
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D. Tosi C. Wendt Icecube Collaboration P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
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D. Tosi C. Wendt Icecube Collaboration |
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D. Tosi |
title |
P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
title_short |
P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
title_full |
P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
title_fullStr |
P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
title_full_unstemmed |
P o S(TIPP2014)157 Calibrating the photon detection efficiency in |
title_sort |
p o s(tipp2014)157 calibrating the photon detection efficiency in |
publishDate |
2014 |
url |
http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.652.3360 http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf |
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South Pole |
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South Pole |
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South pole |
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South pole |
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http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.652.3360 http://pos.sissa.it/archive/conferences/213/157/TIPP2014_157.pdf |
op_rights |
Metadata may be used without restrictions as long as the oai identifier remains attached to it. |
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