Abbasi R, Ackermann M, Adams J, Aguilar JA, Ahlers M, Ahrens M, Alispach C, Alves AA, Amin NM, Andeen K, Anderson T, Ansseau , Anton G, Arguelles C, Axani S, Bai X, Balagopal A, Barbano A, Barwick SW, Bastian B, Basu , Baum , Baur S, Bay R, Beatty JJ, Becker KH, Tjus JB, Bellenghi C, Benzvi S, Berley D, Bernardini E, Besson DZ, Binder G, Bindig D, Blaufuss E, Blot S, Boeser S, Botner O, Boettcher J, Bourbeau E, Bourbeau J, Bradascio F, Braun J, Bron S, Brostean-Kaiser J, Burgman A, Busse RS, Campana MA, Chen C, Chirkin D, Choi S, Clark BA, Clark K, Classen L, Coleman A, Collin GH, Conrad JM, Coppin P, Correa P, Cowen DF, Cross R, Dave P, De Clercq C, Delaunay JJ, Dembinski H, Deoskar K, De Ridder S, Desai A, Desiati P, De Vries KD, De Wasseige G, De With M, Deyoung T, Dharani S, Diaz A, Diaz-Velez JC, Dujmovic H, Dunkman M, Duvernois MA, Dvorak E, Ehrhardt T, Eller P, Engel R, Evans J, Evenson PA, Fahey S, Fazely AR, Fiedlschuster S, Fienberg AT, Filimonov K, Finley C, Fischer L, Fox D, Franckowiak A, Friedman E, Fritz A, Furst P, Gaisser TK, Gallagher J, Ganster E, Garrappa S, Gerhardt L, Ghadimi A, Glauch T, Glüsenkamp T, Goldschmidt A, Gonzalez JG, Goswami S, Grant D, Gregoire T, Griffith Z, Griswold S, Guenduez M, Haack C, Hallgren A, Halliday R, Halve L, Halzen F, Ha Minh M, Hanson K, Hardin J, Haungs A, Hauser S, Hebecker D, Helbing K, Henningsen F, Hickford S, Hignight J, Hill C, Hill GC, Hoffman KD, Hoffmann R, Hoinka T, Hokanson-Fasig B, Hoshina K, Huang F, Huber M, Huber T, Hultqvist K, Huennefeld M, Hussain R, In S, Iovine N, Ishihara A, Jansson M, Japaridze GS, Jeong M, Jones BJP, Joppe R, Kang D, Kang W, Kang X, Kappes A, Kappesser D, Karg T, Karl M, Karle A, Katori T, Katz U, Kauer M, Kellermann M, Kelley JL, Kheirandish A, Kim J, Kin K, Kintscher T, Kiryluk J, Klein SR, Koirala R, Kolanoski H, Koepke L, Kopper C, Kopper S, Koskinen DJ, Koundal P, Kovacevich M, Kowalski M, Krings K, Krueckl G, Kulacz N, Kurahashi N, Kyriacou A, Gualda CL, Lanfranchi JL, Larson MJ, Lauber F, Lazar JP, Leonard K, Li Y, Liu QR, Lohfink E, Mariscal CJL, Lu L, Lucarelli F, Ludwig A, Luszczak W, Lyu Y, Ma WY, Madsen J, Mahn KBM, Makino Y, Mallik P, Mancina S, Mandalia S, Maruyama R, Mase K, Mcnally F, Meagher K, Medina A, Meier M, Meighen-Berger S, Merz J, Micallef J, Mockler D, Momente G, Montaruli T, Moore RW, Morse R, Moulai M, Naab R, Nagai R, Naumann U, Necker J, Neer G, Niederhausen H, Nisa MU, Nowicki SC, Nygren DR, Pollmann AO, Oehler M, Olivas A, O'Sullivan E, Pandya H, Pankova D, Park N, Parker GK, Paudel EN, Peiffer P, De Los Heros CP, Philippen S, Pieloth D, Pieper S, Pizzuto A, Plum M, Popovych Y, Porcelli A, Rodriguez MP, Price PB, Przybylski GT, Raab C, Raissi A, Rameez M, Rawlins K, Rea IC, Rehman A, Reimann R, Renschler M, Renzi G, Resconi E, Reusch S, Rhode W, Richman M, Riedel B, Robertson S, Roellinghoff G, Rongen M, Rott C, Ruhe T, Ryckbosch D, Cantu DR, Safa , Herrera SES, Sandrock A, Sandroos J, Santander M, Sarkar S, Satalecka K, Scharf M, Schaufel M, Schieler H, Schlunder P, Schmidt T, Schneider A, Schneider J, Schroder FG, Schumacher L, Sclafani S, Seckel D, Seunarine S, Shefali S, Silva M, Smithers B, Snihur R, Soedingrekso J, Soldin D, Spiczak GM, Spiering C, Stachurska J, Stamatikos M, Stanev T, Stein R, Stettner J, Steuer A, Stezelberger T, Stokstad RG, Strotjohann NL, Stuttard T, Sullivan GW, Taboada , Tenholt F, Ter-Antonyan S, Tilav S, Tischbein F, Tollefson K, Tomankova L, Toennis C, Toscano S, Tosi D, Trettin A, Tselengidou M, Tung CF, Turcati A, Turcotte R, Turley CF, Twagirayezu JP, Ty B, Unger E, Elorrieta MAU, Vandenbroucke J, Van Eijk D, Van Eijndhoven N, Vannerom D, Van Santen J, Verpoest S, Vraeghe M, Walck C, Wallace A, Wandkowsky N, Watson TB, Weaver C, Weindl A, Weiss MJ, Weldert J, Wendt C, Werthebach J, Weyrauch M, Whelan BJ, Whitehorn N, Wiebe K, Wiebusch CH, Williams DR, Wolf M, Wood TR, Woschnagg K, Wrede G, Wulff J, Xu XW, Xu Y, Yanez JP, Yoshida S, Yuan T, Zhang Z (2021)
Publication Type: Journal article
Publication year: 2021
Book Volume: 104
Journal Issue: 2
DOI: 10.1103/PhysRevD.104.022002
The IceCube Neutrino Observatory has established the existence of a high-energy all-sky neutrino flux of astrophysical origin. This discovery was made using events interacting within a fiducial region of the detector surrounded by an active veto and with reconstructed energy above 60 TeV, commonly known as the high-energy starting event sample (HESE). We revisit the analysis of the HESE sample with an additional 4.5 years of data, newer glacial ice models, and improved systematics treatment. This paper describes the sample in detail, reports on the latest astrophysical neutrino flux measurements, and presents a source search for astrophysical neutrinos. We give the compatibility of these observations with specific isotropic flux models proposed in the literature as well as generic power-law-like scenarios. Assuming v(e): v(mu): v(tau) = 1:1:1, and an equal flux of neutrinos and antineutrinos, we find that the astrophysical neutrino spectrum is compatible with an unbroken power law, with a preferred spectral index of 2.87(-0.19)(+0.20) for the 68% confidence interval.
APA:
Abbasi, R., Ackermann, M., Adams, J., Aguilar, J.A., Ahlers, M., Ahrens, M.,... Zhang, Z. (2021). IceCube high-energy starting event sample: Description and flux characterization with 7.5 years of data. Physical Review D, 104(2). https://doi.org/10.1103/PhysRevD.104.022002
MLA:
Abbasi, R., et al. "IceCube high-energy starting event sample: Description and flux characterization with 7.5 years of data." Physical Review D 104.2 (2021).
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