Atmospheric leptons

The flux of high-energy (≥GeV) neutrinos consists primarily of those produced by cosmic-ray interactions in the atmosphere. The contribution from extraterrestrial sources is still unknown. Current limits suggest that the observed spectrum is dominated by atmospheric neutrinos up to at least 100 TeV....

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Main Author: Gaisser Thomas K.
Format: Article
Language:English
Published: EDP Sciences 2013-06-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/20125209004
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spelling doaj-dde57c16076e4ef58eddb4fe0fb1743d2021-08-02T03:37:22ZengEDP SciencesEPJ Web of Conferences2100-014X2013-06-01520900410.1051/epjconf/20125209004Atmospheric leptonsGaisser Thomas K.The flux of high-energy (≥GeV) neutrinos consists primarily of those produced by cosmic-ray interactions in the atmosphere. The contribution from extraterrestrial sources is still unknown. Current limits suggest that the observed spectrum is dominated by atmospheric neutrinos up to at least 100 TeV. The contribution of charmed hadrons to the flux of atmospheric neutrinos is important in the context of the search for astrophysical neutrinos because the spectrum of such “prompt” neutrinos is harder than that of “conventional” neutrinos from decay of pions and kaons. The prompt component therefore becomes increasingly important as energy increases. This paper reviews the status of the search for prompt muons and neutrinos with emphasis on the complementary aspects of muons, electron neutrinos and muon neutrinos. http://dx.doi.org/10.1051/epjconf/20125209004
collection DOAJ
language English
format Article
sources DOAJ
author Gaisser Thomas K.
spellingShingle Gaisser Thomas K.
Atmospheric leptons
EPJ Web of Conferences
author_facet Gaisser Thomas K.
author_sort Gaisser Thomas K.
title Atmospheric leptons
title_short Atmospheric leptons
title_full Atmospheric leptons
title_fullStr Atmospheric leptons
title_full_unstemmed Atmospheric leptons
title_sort atmospheric leptons
publisher EDP Sciences
series EPJ Web of Conferences
issn 2100-014X
publishDate 2013-06-01
description The flux of high-energy (≥GeV) neutrinos consists primarily of those produced by cosmic-ray interactions in the atmosphere. The contribution from extraterrestrial sources is still unknown. Current limits suggest that the observed spectrum is dominated by atmospheric neutrinos up to at least 100 TeV. The contribution of charmed hadrons to the flux of atmospheric neutrinos is important in the context of the search for astrophysical neutrinos because the spectrum of such “prompt” neutrinos is harder than that of “conventional” neutrinos from decay of pions and kaons. The prompt component therefore becomes increasingly important as energy increases. This paper reviews the status of the search for prompt muons and neutrinos with emphasis on the complementary aspects of muons, electron neutrinos and muon neutrinos.
url http://dx.doi.org/10.1051/epjconf/20125209004
work_keys_str_mv AT gaisserthomask atmosphericleptons
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