Publication:
A search for ultrahigh-energy neutrinos associated with astrophysical sources using the third flight of ANITA

Дата
2021
Авторы
Deaconu, C.
Batten, L.
Allison, P.
Banerjee, O.
Besson, D. Z.
Novikov, A.
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Издатель
Научные группы
Организационные подразделения
Организационная единица
Институт ядерной физики и технологий
Цель ИЯФиТ и стратегия развития - создание и развитие научно-образовательного центра мирового уровня в области ядерной физики и технологий, радиационного материаловедения, физики элементарных частиц, астрофизики и космофизики.
Выпуск журнала
Аннотация
© 2021 IOP Publishing Ltd and Sissa Medialab.The ANtarctic Impulsive Transient Antenna (ANITA) long-duration balloon experiment is sensitive to interactions of ultrahigh-energy (E>1018 eV) neutrinos in the Antarctic ice sheet. The third flight of ANITA, lasting 22 days, began in December 2014. We develop a methodology to search for energetic neutrinos spatially and temporally coincident with potential source classes in ANITA data. This methodology is applied to several source classes: the potential IceCube-identified neutrino sources TXS 0506+056 and NGC 1068, flaring high-energy blazars reported by the Fermi All-Sky Variability Analysis, gamma-ray bursts, and supernovae. Among searches within the five source classes, one candidate was identified as associated with SN 2015D, although not at a statistically significant level. We proceed to place upper limits on the source classes. We further comment on potential application of this methodology to more sensitive future instruments.
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Цитирование
A search for ultrahigh-energy neutrinos associated with astrophysical sources using the third flight of ANITA / Deaconu, C. [et al.] // Journal of Cosmology and Astroparticle Physics. - 2021. - 2021. - № 4. - 10.1088/1475-7516/2021/04/017
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