Angular dependence of the atmospheric neutrino flux with IceCube data
on behalf of the IceCube Collaboration,
R. Abbasi,
M. Ackermann,
J. Adams,
S.K. Agarwalla,
J. Aguilar,
M. Ahlers, J.M. Alameddine, N.M.B. Amin, K. Andeen, G. Anton, C. Argüelles, Y. Ashida, S. Athanasiadou, S. Axani, X. Bai, A. Balagopal V, M. Baricevic, S. Barwick, V. Basu, R. Bay, J. Beatty, J. Becker Tjus, J. Beise, C. Bellenghi, C. Benning, S. BenZvi, D. Berley, E. Bernardini, D. Besson, E. Blaufuss, S. Blot, F. Bontempo, J. Book, C. Boscolo Meneguolo, S. Boser, O. Botner, J. Bottcher, E. Bourbeau, J. Braun, B. Brinson, J. Brostean-Kaiser, R.T. Burley, R. Busse, D. Butterfield, M. Campana, K. Carloni, E. Carnie-Bronca, S. Chattopadhyay, T.N. Chau, C. Chen, Z. Chen, D. Chirkin, S. Choi, B. Clark, L. Classen, A. Coleman, G. Collin, A. Connolly, J. Conrad, P. Coppin, P. Correa, D. Cowen, P. Dave, C. De Clercq, J. DeLaunay, D. Delgado Lopez, S. Deng, K. Deoskar, A. Desai, P. Desiati, K. de Vries, G. de Wasseige, T. DeYoung, A. Diaz, J.C. Diaz-Velez, M. Dittmer, A. Domi, H. Dujmovic, M. DuVernois, T. Ehrhardt, P. Eller, E. Ellinger, S. El Mentawi, D. Elsässer, R. Engel, H. Erpenbeck, J. Evans, P. Evenson, K.L. Fan, K. Fang, K.R. Farrag, A. Fazely, A. Fedynitch, N. Feigl, S. Fiedlschuster, C. Finley, L. Fischer, D.B. Fox, A. Franckowiak, A. Fritz, P. Furst, J. Gallagher, E. Ganster, A. Garcia, L. Gerhardt, A. Ghadimi, C. Glaser, T. Glauch, T. Glusenkamp, N. Goehlke, J. Gonzalez, S. Goswami, D. Grant, S. Gray, O. Gries, S. Griffin, S. Griswold, K.M. Groth, C. Günther, P. Gutjahr, C. Haack, A. Hallgren, R. Halliday, L. Halve, F. Halzen, H. Hamdaoui, M. Ha Minh, K. Hanson, J. Hardin, A. Harnisch, P. Hatch, A. Haungs, K. Helbing, J. Hellrung, F. Henningsen, L.P. Heuermann, N. Heyer, S. Hickford, A. Hidvegi, C. Hill, G. Hill, K. Hoffman, S. Hori, K. Hoshina, W. Hou, T. Huber, K. Hultqvist, M. Hunnefeld, R. Hussain, K. Hymon, S. In, A. Ishihara, M. Jacquart, O. Janik, M. Jansson, G. Japaridze, M. Jeong, M. Jin, B. Jones, D. Kang, W. Kang, X. Kang, A. Kappes, D. Kappesser, L. Kardum*, T. Karg, M. Karl, A. Karle, U. Katz, M. Kauer, J. Kelley, A. Khatee Zathul, A. Kheirandish, J. Kiryluk, S. Klein, A. Kochocki, R. Koirala, H. Kolanoski, T. Kontrimas, L. Kopke, C. Kopper, J. Koskinen, P. Koundal, M. Kovacevich, M. Kowalski, T. Kozynets, K. Jayakumar, K. Kruiswijk, E. Krupczak, A. Kumar, E. Kun, N.K. Neilson, N.N. Lad, C. Lagunas Gualda, M. Lamoureux, M.J. Larson, S. Latseva, F.H. Lauber, J. Lazar, J. Lee, K. Leonard DeHolton, A. Leszczynska, M. Lincetto, Q. Liu, M. Liubarska, E. Lohfink, C. Love, C.J. Lozano Mariscal, L. Lu, F. Lucarelli, W. Luszczak, Y. Lyu, J. Madsen, K. Mahn, Y. Makino, E. Manao, S. Mancina, W. Marie Sainte, I.C. Maris, S. Marka, Z. Marka, M. Marsee, I. Martinez-Soler, R.H. Maruyama, F. Mayhew, T. McElroy, F. McNally, J.V. Mead, K. Meagher, S. Mechbal, A. Medina, M. Meier, Y. Merckx, L. Merten, J. Micallef, J. Mitchell, T. Montaruli, R. Moore, Y. Morii, B. Morse, M. Moulai, T. Mukherjee, R. Naab, R. Nagai, M. Nakos, U. Naumann, J. Necker, A. Negi, M. Neumann, H. Niederhausen, M. Nisa, A. Noell, A. Novikov, S. Nowicki, A. Pollmann, V. O'Dell, M. Oehler, B. Oeyen, A. Olivas, R. Orsoe, J. Osborn, E. O'Sullivan, H. Pandya, N. Park, G. Parker, E.N. Paudel, L. Paul, C. Pérez de los Heros, J. Peterson, S. Philippen, A. Pizzuto, M. Plum, A. Ponten, Y. Popovych, M. Prado Rodriguez, B. Pries, R. Procter-Murphy, G. Przybylski, C. Raab, J. Rack-Helleis, K. Rawlins, Z. Rechav, A. Rehman, P. Reichherzer, G. Renzi, E. Resconi, S. Reusch, W. Rhode, B. Riedel, A. Rifaie, E. Roberts, S. Robertson, S.T. Rodan, G. Roellinghoff, M. Rongen, C. Rott, T. Ruhe, L. Ruohan, D. Ryckbosch, I. Safa, J. Saffer, D. Salazar-Gallegos, P. Sampathkumar, S. Sanchez Herrera, A. Sandrock, M. Santander, S. Sarkar, S. Sarkar, J. Savelberg, P. Savina, M. Schaufel, H. Schieler, S. Schindler, L. Schlickmann, B. Schlüter, F. Schlüter, N. Schmeisser, T. Schmidt, J. Schneider, F. Schröder, L.J. Schumacher, G. Schwefer, S. Sclafani, D. Seckel, M.F.H. Seikh, S. Seunarine, R. Shah, A. Sharma, S. Shefali, N. Shimizu, M. Silva, B. Skrzypek, B. Smithers, R. Snihur, J. Soedingrekso, A. Sogaard, D. Soldin, P. Soldin, G. Sommani, C. Spannfellner, G. Spiczak, C. Spiering, M. Stamatikos, T. Stanev, T. Stezelberger, T. Sturwald, T. Stuttard, G. Sullivan, I. Taboada, S. Ter-Antonyan, M. Thiesmeyer, W. Thompson, J. Thwaites, S. Tilav, K. Tollefson, C. Tönnis, S. Toscano, D. Tosi, A. Trettin, C.F. Tung, R. Turcotte, J.P. Twagirayezu, B. Ty, M. Unland Elorrieta, A.K. Upadhyay, K. Upshaw, N. Valtonen-Mattila, J. Vandenbroucke, N. van Eijndhoven, D. Vannerom, J. van Santen, J. Vara, J. Veitch-Michaelis, M. Venugopal, M. Vereecken, S. Verpoest, D. Veske, A. Vijai, C. Walck, C. Weaver, P. Weigel, A. Weindl, J. Weldert, C. Wendt, J. Werthebach, M. Weyrauch, N. Whitehorn, C. Wiebusch, N. Willey, D. Williams, L. Witthaus, A. Wolf, M. Wolf, G. Wrede, X. Xu, J.P. Yanez, E.B. Yildizci, S. Yoshida, R. Young, F.J. Yu, S. Yu, T. Yuan, Z. Zhang, P. Zhelnin and M. Zimmermanet al. (click to show)*: corresponding author
Pre-published on:
July 25, 2023
Published on:
September 27, 2024
Abstract
IceCube Neutrino Observatory, the cubic kilometer detector embedded in ice of the geographic
South Pole, is capable of detecting particles from several GeV up to PeV energies enabling precise neutrino spectrum measurement. The diffuse neutrino flux can be subdivided into three components: astrophysical, from extraterrestrial sources; conventional, from pion and kaon decays in atmospheric Cosmic Ray cascades; and the yet undetected prompt component from the decay of charmed hadrons. A particular focus of this work is to test the predicted angular dependence of the atmospheric neutrino flux using an unfolding method. Unfolding is a set of methods aimed at
determining a value from related quantities in a model-independent way, eliminating the influence of several assumptions made in the process. In this work, we unfold the muon neutrino energy spectrum and employ a novel technique for rebinning the observable space to ensure sufficient
event numbers within the low statistic region at the highest energies. We present the unfolded energy and zenith angle spectrum reconstructed from IceCube data and compare the result with model expectations and previous measurements.
DOI: https://doi.org/10.22323/1.444.1009
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