Atmospheric neutrino results from IceCube-DeepCore and plans for PINGU

Journal of Physics: Conference Series 888:1 (2017)

Abstract:

© Published under licence by IOP Publishing Ltd. The IceCube neutrino observatory at the South Pole is the largest operating neutrino detector in the world and spans a wide range of science topics, from astronomy at the PeV-scale to particle physics at the GeV-scale. We present results from the search for a light, O(1) eV 2 , sterile neutrino using the large IceCube array and, separately, using the lower energy extension DeepCore sub-array. Additionally, we review the atmospheric neutrino results and expected sensitivities related to oscillation physics (ν μ disappearance and ν τ appearance) as well as new limits on non-standard interactions. Continuing the success of the IceCube-DeepCore physics program, a proposed next generation in-fill detector with increased sensitivity to neutrinos of O(1) GeV will be covered.

Search for neutrinos from dark matter self-annihilations in the center of the Milky Way with 3 years of IceCube/DeepCore

European Physical Journal C Springer Verlag 77:627 (2017) 1-11

Authors:

M Ackermann, J Adams, Subir Sarkar

Abstract:

We present a search for a neutrino signal from dark matter self-annihilations in the Milky Way using the IceCube Neutrino Observatory (IceCube). In 1005 days of data we found no significant excess of neutrinos over the background of neutrinos produced in atmospheric air showers from cosmic ray interactions. We derive upper limits on the velocity averaged product of the dark matter self-annihilation cross section and the relative velocity of the dark matter particles $\langle\sigma_{\text{A}}v\rangle$. Upper limits are set for dark matter particle candidate masses ranging from 10 GeV up to 1 TeV while considering annihilation through multiple channels. This work sets the most stringent limit on a neutrino signal from dark matter with mass between 10 GeV and 100 GeV, with a limit of $1.18\cdot10^{-23}\text{cm}^3\text{s}^{-1}$ for 100 GeV dark matter particles self-annihilating via $\tau^+\tau^-$ to neutrinos (assuming the Navarro-Frenk-White dark matter halo profile).

Experimental Targets for Photon Couplings of the QCD Axion

(2017)

Authors:

Prateek Agrawal, JiJi Fan, Matthew Reece, Lian-Tao Wang

Cherenkov Telescope Array Contributions to the 35th International Cosmic Ray Conference (ICRC2017)

(2017)

Authors:

F Acero, BS Acharya, V Acín Portella, C Adams, I Agudo, F Aharonian, I Al Samarai, A Alberdi, M Alcubierre, R Alfaro, J Alfaro, C Alispach, R Aloisio, R Alves Batista, J-P Amans, E Amato, L Ambrogi, G Ambrosi, M Ambrosio, J Anderson, M Anduze, EO Angüner, E Antolini, LA Antonelli, V Antonuccio, P Antoranz, C Aramo, M Araya, C Arcaro, T Armstrong, F Arqueros, L Arrabito, M Arrieta, K Asano, A Asano, M Ashley, P Aubert, CB Singh, A Babic, M Backes, S Bajtlik, C Balazs, M Balbo, O Ballester, J Ballet, L Ballo, A Balzer, A Bamba, R Bandiera, P Barai, C Barbier, M Barcelo, M Barkov, U Barres de Almeida, JA Barrio, D Bastieri, C Bauer, U Becciani, Y Becherini, J Becker Tjus, W Bednarek, A Belfiore, W Benbow, M Benito, D Berge, E Bernardini, MG Bernardini, M Bernardos, S Bernhard, K Bernlöhr, C Bertinelli Salucci, B Bertucci, M-A Besel, V Beshley, J Bettane, N Bhatt, W Bhattacharyya, S Bhattachryya, B Biasuzzi, G Bicknell, C Bigongiari, A Biland, A Bilinsky, R Bird, E Bissaldi, J Biteau, M Bitossi, O Blanch, P Blasi, J Blazek, C Boccato, C Bockermann, C Boehm, M Bohacova, C Boisson, J Bolmont, G Bonanno, A Bonardi, C Bonavolontà, G Bonnoli, J Borkowski, R Bose, Z Bosnjak, M Böttcher, C Boutonnet, F Bouyjou, L Bowman, V Bozhilov, C Braiding, S Brau-Nogué, J Bregeon, M Briggs, A Brill, W Brisken, D Bristow, R Britto, E Brocato, AM Brown, S Brown, K Brügge, P Brun, P Brun, F Brun, L Brunetti, G Brunetti, P Bruno, M Bryan, J Buckley, V Bugaev, R Bühler, A Bulgarelli, T Bulik, M Burton, A Burtovoi, G Busetto, S Buson, J Buss, K Byrum, A Caccianiga, R Cameron, F Canelli, R Canestrari, M Capalbi, M Capasso, F Capitanio, A Caproni, R Capuzzo-Dolcetta, P Caraveo, V Cárdenas, J Cardenzana, M Cardillo, C Carlile, S Caroff, R Carosi, A Carosi, E Carquín, J Carr, J-M Casandjian, S Casanova, E Cascone, AJ Castro-Tirado, J Castroviejo Mora, F Catalani, O Catalano, D Cauz, C Celestino Silva, S Celli, M Cerruti, E Chabanne, P Chadwick, N Chakraborty, C Champion, A Chatterjee, S Chaty, R Chaves, A Chen, X Chen, K Cheng, M Chernyakova, M Chikawa, VR Chitnis, A Christov, J Chudoba, M Cieślar, P Clark, V Coco, S Colafrancesco, P Colin, E Colombo, J Colome, S Colonges, V Conforti, V Connaughton, J Conrad, JL Contreras, R Cornat, J Cortina, A Costa, H Costantini, G Cotter, B Courty, S Covino, G Covone, P Cristofari, SJ Criswell, R Crocker, J Croston, C Crovari, J Cuadra, O Cuevas, X Cui, P Cumani, G Cusumano, A D'Aì, F D'Ammando, P D'Avanzo, D D'Urso, P Da Vela, Ø Dale, VT Dang, L Dangeon, M Daniel, I Davids, B Dawson, F Dazzi, A De Angelis, V De Caprio, R de Cássia dos Anjos, G De Cesare, A De Franco, F De Frondat, EM de Gouveia Dal Pino, I de la Calle, C De Lisio, R de los Reyes Lopez, B De Lotto, A De Luca, M De Lucia, JRT de Mello Neto, M de Naurois, E de Oña Wilhelmi, F De Palma, F De Persio, V de Souza, J Decock, C Deil, P Deiml, M Del Santo, E Delagnes, G Deleglise, M Delfino Reznicek, C Delgado, J Delgado Mengual, R Della Ceca, D della Volpe, M Detournay, J Devin, T Di Girolamo, C Di Giulio, F Di Pierro, L Di Venere, L Diaz, C Díaz, C Dib, H Dickinson, S Diebold, S Digel, A Djannati-Ataï, M Doert, A Domínguez, D Dominis Prester, I Donnarumma, D Dorner, M Doro, J-L Dournaux, T Downes, G Drake, S Drappeau, H Drass, D Dravins, L Drury, G Dubus, K Dundas Morå, A Durkalec, V Dwarkadas, J Ebr, C Eckner, E Edy, K Egberts, S Einecke, J Eisch, F Eisenkolb, TRN Ekoume, C Eleftheriadis, D Elsässer, D Emmanoulopoulos, J-P Ernenwein, P Escarate, S Eschbach, C Espinoza, P Evans, C Evoli, M Fairbairn, D Falceta-Goncalves, A Falcone, V Fallah Ramazani, K Farakos, E Farrell, G Fasola, Y Favre, E Fede, R Fedora, E Fedorova, S Fegan, M Fernandez-Alonso, A Fernández-Barral, G Ferrand, O Ferreira, M Fesquet, E Fiandrini, A Fiasson, M Filipovic, D Fink, JP Finley, C Finley, A Finoguenov, V Fioretti, M Fiorini, H Flores, L Foffano, C Föhr, MV Fonseca, L Font, G Fontaine, M Fornasa, P Fortin, L Fortson, N Fouque, B Fraga, FJ Franco, L Freixas Coromina, C Fruck, D Fugazza, Y Fujita, S Fukami, Y Fukazawa, Y Fukui, S Funk, A Furniss, M Füßling, S Gabici, A Gadola, Y Gallant, D Galloway, S Gallozzi, B Garcia, A Garcia, R García Gil, R Garcia López, M Garczarczyk, D Gardiol, F Gargano, C Gargano, S Garozzo, M Garrido-Ruiz, D Gascon, T Gasparetto, F Gaté, M Gaug, B Gebhardt, M Gebyehu, N Geffroy, B Genolini, A Ghalumyan, A Ghedina, G Ghirlanda, P Giammaria, F Gianotti, B Giebels, N Giglietto, V Gika, R Gimenes, P Giommi, F Giordano, G Giovannini, E Giro, M Giroletti, J Gironnet, A Giuliani, J-F Glicenstein, R Gnatyk, N Godinovic, P Goldoni, JL Gómez, G Gómez-Vargas, MM González, JM González, KS Gothe, D Gotz, J Goullon, T Grabarczyk, R Graciani, J Graham, P Grandi, J Granot, G Grasseau, R Gredig, AJ Green, T Greenshaw, I Grenier, S Griffiths, A Grillo, M-H Grondin, J Grube, V Guarino, B Guest, O Gueta, S Gunji, G Gyuk, D Hadasch, L Hagge, J Hahn, A Hahn, H Hakobyan, S Hara, MJ Hardcastle, T Hassan, T Haubold, A Haupt, K Hayashi, M Hayashida, H He, M Heller, JC Helo, F Henault, G Henri, G Hermann, R Hermel, J Herrera Llorente, A Herrero, O Hervet, N Hidaka, J Hinton, N Hiroshima, K Hirotani, B Hnatyk, JK Hoang, D Hoffmann, W Hofmann, J Holder, D Horan, J Hörandel, M Hörbe, D Horns, P Horvath, J Houles, T Hovatta, M Hrabovsky, D Hrupec, J-M Huet, G Hughes, D Hui, G Hull, TB Humensky, M Hussein, M Hütten, M Iarlori, Y Ikeno, JM Illa, D Impiombato, T Inada, A Ingallinera, Y Inome, S Inoue, T Inoue, Y Inoue, F Iocco, K Ioka, M Ionica, M Iori, A Iriarte, K Ishio, GL Israel, Y Iwamura, C Jablonski, A Jacholkowska, J Jacquemier, M Jamrozy, P Janecek, F Jankowsky, D Jankowsky, P Jansweijer, C Jarnot, P Jean, CA Johnson, M Josselin, I Jung-Richardt, J Jurysek, P Kaaret, P Kachru, M Kagaya, J Kakuwa, O Kalekin, R Kankanyan, A Karastergiou, M Karczewski, S Karkar, H Katagiri, J Kataoka, K Katarzyński, U Katz, N Kawanaka, L Kaye, D Kazanas, N Kelley-Hoskins, B Khélifi, DB Kieda, T Kihm, S Kimeswenger, S Kimura, S Kisaka, S Kishida, R Kissmann, W Kluźniak, J Knapen, J Knapp, J Knödlseder, B Koch, J Kocot, K Kohri, N Komin, A Kong, Y Konno, K Kosack, G Kowal, S Koyama, M Kraus, M Krause, F Krauß, F Krennrich, P Kruger, H Kubo, V Kudryavtsev, G Kukec Mezek, S Kumar, H Kuroda, J Kushida, P Kushwaha, N La Palombara, V La Parola, G La Rosa, R Lahmann, K Lalik, G Lamanna, M Landoni, D Landriu, H Landt, RG Lang, J Lapington, P Laporte, O Le Blanc, T Le Flour, P Le Sidaner, S Leach, A Leckngam, S-H Lee, WH Lee, J-P Lees, J Lefaucheur, MA Leigui de Oliveira, M Lemoine-Goumard, J-P Lenain, G Leto, R Lico, M Limon, R Lindemann, E Lindfors, L Linhoff, A Lipniacka, S Lloyd, T Lohse, S Lombardi, F Longo, M Lopez, R Lopez-Coto, T Louge, F Louis, M Louys, F Lucarelli, D Lucchesi, PL Luque-Escamilla, E Lyard, MC Maccarone, T Maccarone, E Mach, GM Madejski, G Maier, A Majczyna, P Majumdar, M Makariev, G Malaguti, A Malouf, S Maltezos, D Malyshev, D Malyshev, D Mandat, G Maneva, M Manganaro, S Mangano, P Manigot, K Mannheim, N Maragos, D Marano, A Marcowith, J Marín, M Mariotti, M Marisaldi, S Markoff, J Martí, J-M Martin, P Martin, L Martin, M Martínez, G Martínez, O Martínez, R Marx, N Masetti, P Massimino, A Mastichiadis, M Mastropietro, S Masuda, H Matsumoto, N Matthews, S Mattiazzo, G Maurin, N Maxted, M Mayer, D Mazin, MN Mazziotta, L Mc Comb, I McHardy, C Medina, A Melandri, C Melioli, D Melkumyan, S Mereghetti, J-L Meunier, T Meures, M Meyer, S Micanovic, T Michael, J Michałowski, I Mievre, J Miller, IA Minaya, T Mineo, F Mirabel, JM Miranda, R Mirzoyan, A Mitchell, T Mizuno, R Moderski, M Mohammed, L Mohrmann, C Molijn, E Molinari, R Moncada, T Montaruli, I Monteiro, D Mooney, P Moore, A Moralejo, D Morcuende-Parrilla, E Moretti, K Mori, G Morlino, P Morris, A Morselli, F Moscato, D Motohashi, E Moulin, S Mueller, R Mukherjee, P Munar, C Mundell, J Mundet, T Murach, H Muraishi, K Murase, A Murphy, A Nagai, N Nagar, S Nagataki, T Nagayoshi, BK Nagesh, T Naito, D Nakajima, T Nakamori, Y Nakamura, K Nakayama, D Naumann, P Nayman, D Neise, L Nellen, R Nemmen, A Neronov, N Neyroud, T Nguyen, TT Nguyen, T Nguyen Trung, L Nicastro, J Nicolau-Kukliński, J Niemiec, D Nieto, M Nievas-Rosillo, M Nikołajuk, K Nishijima, K-I Nishikawa, G Nishiyama, K Noda, L Nogues, S Nolan, D Nosek, M Nöthe, B Novosyadlyj, S Nozaki, F Nunio, P O'Brien, L Oakes, C Ocampo, JP Ochoa, R Oger, Y Ohira, M Ohishi, S Ohm, N Okazaki, A Okumura, J-F Olive, RA Ong, M Orienti, R Orito, A Orlati, JP Osborne, M Ostrowski, N Otte, Z Ou, E Ovcharov, I Oya, A Ozieblo, M Padovani, S Paiano, A Paizis, J Palacio, M Palatiello, M Palatka, J Pallotta, J-L Panazol, D Paneque, M Panter, R Paoletti, M Paolillo, A Papitto, A Paravac, JM Paredes, G Pareschi, RD Parsons, P Paśko, S Pavy, A Pe'er, M Pech, G Pedaletti, P Peñil Del Campo, A Perez, MA Pérez-Torres, L Perri, M Perri, M Persic, A Petrashyk, S Petrera, P-O Petrucci, O Petruk, B Peyaud, M Pfeifer, G Piano, Q Piel, D Pieloth, F Pintore, C Pio García, A Pisarski, S Pita, L Pizarro, Ł Platos, M Pohl, V Poireau, A Pollo, J Porthault, J Poutanen, D Pozo, E Prandini, P Prasit, J Prast, K Pressard, G Principe, D Prokhorov, H Prokoph, M Prouza, G Pruteanu, E Pueschel, G Pühlhofer, I Puljak, M Punch, S Pürckhauer, F Queiroz, J Quinn, A Quirrenbach, I Rafighi, S Rainò, PJ Rajda, R Rando, RC Rannot, S Razzaque, I Reichardt, O Reimer, A Reimer, A Reisenegger, M Renaud, T Reposeur, B Reville, AH Rezaeian, W Rhode, D Ribeiro, M Ribó, MG Richer, T Richtler, J Rico, F Rieger, M Riquelme, PR Ristori, S Rivoire, V Rizi, J Rodriguez, G Rodriguez Fernandez, JJ Rodríguez Vázquez, G Rojas, P Romano, G Romeo, M Roncadelli, J Rosado, S Rosen, S Rosier Lees, J Rousselle, AC Rovero, G Rowell, B Rudak, A Rugliancich, JE Ruíz del Mazo, W Rujopakarn, C Rulten, F Russo, O Saavedra, S Sabatini, B Sacco, I Sadeh, E Sæther Hatlen, S Safi-Harb, V Sahakian, S Sailer, T Saito, N Sakaki, S Sakurai, D Salek, F Salesa Greus, G Salina, D Sanchez, M Sánchez-Conde, H Sandaker, A Sandoval, P Sangiorgi, M Sanguillon, H Sano, M Santander, A Santangelo, EM Santos, A Sanuy, L Sapozhnikov, S Sarkar, K Satalecka, Y Sato, FG Saturni, R Savalle, M Sawada, S Schanne, EJ Schioppa, S Schlenstedt, T Schmidt, J Schmoll, M Schneider, H Schoorlemmer, P Schovanek, A Schulz, F Schussler, U Schwanke, J Schwarz, T Schweizer, S Schwemmer, E Sciacca, S Scuderi, M Seglar-Arroyo, A Segreto, I Seitenzahl, D Semikoz, O Sergijenko, N Serre, M Servillat, K Seweryn, K Shah, A Shalchi, M Sharma, RC Shellard, I Shilon, L Sidoli, M Sidz, H Siejkowski, J Silk, A Sillanpää, D Simone, BB Singh, G Sironi, J Sitarek, P Sizun, V Sliusar, A Slowikowska, A Smith, D Sobczyńska, A Sokolenko, H Sol, G Sottile, W Springer, O Stahl, A Stamerra, S Stanič, R Starling, D Staszak, Ł Stawarz, R Steenkamp, S Stefanik, C Stegmann, S Steiner, C Stella, M Stephan, R Sternberger, M Sterzel, B Stevenson, M Stodulska, M Stodulski, T Stolarczyk, G Stratta, U Straumann, R Stuik, M Suchenek, T Suomijarvi, AD Supanitsky, T Suric, I Sushch, P Sutcliffe, J Sykes, M Szanecki, T Szepieniec, G Tagliaferri, H Tajima, K Takahashi, H Takahashi, M Takahashi, L Takalo, S Takami, J Takata, J Takeda, T Tam, M Tanaka, T Tanaka, Y Tanaka, S Tanaka, C Tanci, M Tavani, F Tavecchio, J-P Tavernet, K Tayabaly, LA Tejedor, F Temme, P Temnikov, Y Terada, JC Terrazas, R Terrier, D Terront, T Terzic, D Tescaro, M Teshima, V Testa, S Thoudam, W Tian, L Tibaldo, A Tiengo, D Tiziani, M Tluczykont, CJ Todero Peixoto, F Tokanai, M Tokarz, K Toma, J Tomastik, A Tonachini, D Tonev, M Tornikoski, DF Torres, E Torresi, G Tosti, T Totani, N Tothill, F Toussenel, G Tovmassian, N Trakarnsirinont, P Travnicek, C Trichard, M Trifoglio, I Troyano Pujadas, M Tsirou, S Tsujimoto, T Tsuru, Y Uchiyama, G Umana, M Uslenghi, V Vagelli, F Vagnetti, M Valentino, P Vallania, L Valore, AM Van den Berg, W van Driel, C van Eldik, B van Soelen, J Vandenbroucke, J Vanderwalt, GS Varner, G Vasileiadis, V Vassiliev, JR Vázquez, M Vázquez Acosta, M Vecchi, A Vega, P Veitch, P Venault, C Venter, S Vercellone, P Veres, S Vergani, V Verzi, GP Vettolani, C Veyssiere, A Viana, J Vicha, C Vigorito, J Villanueva, P Vincent, J Vink, F Visconti, V Vittorini, H Voelk, V Voisin, A Vollhardt, S Vorobiov, I Vovk, M Vrastil, T Vuillaume, SJ Wagner, R Wagner, P Wagner, SP Wakely, T Walstra, R Walter, M Ward, JE Ward, D Warren, JJ Watson, N Webb, P Wegner, O Weiner, A Weinstein, C Weniger, F Werner, H Wetteskind, M White, R White, A Wierzcholska, S Wiesand, R Wijers, P Wilcox, A Wilhelm, M Wilkinson, M Will, DA Williams, M Winter, P Wojcik, D Wolf, M Wood, A Wörnlein, T Wu, KK Yadav, C Yaguna, T Yamamoto, H Yamamoto, N Yamane, R Yamazaki, S Yanagita, L Yang, D Yelos, T Yoshida, M Yoshida, S Yoshiike, T Yoshikoshi, P Yu, D Zaborov, M Zacharias, G Zaharijas, A Zajczyk, L Zampieri, F Zandanel, R Zanin, R Zanmar Sanchez, D Zaric, M Zavrtanik, D Zavrtanik, AA Zdziarski, A Zech, H Zechlin, VI Zhdanov, A Ziegler, J Ziemann, K Ziętara, A Zink, J Ziółkowski, V Zitelli, A Zoli, J Zorn

Search for astrophysical sources of neutrinos using cascade events in IceCube

Astrophysical Journal American Astronomical Society 846:2 (2017) 1-12

Authors:

M Ackermann, J Adams, Subir Sarkar

Abstract:

The IceCube neutrino observatory has established the existence of a flux of high-energy astrophysical neutrinos, which is inconsistent with the expectation from atmospheric backgrounds at a significance greater than 5σ. This flux has been observed in analyses of both track events from muon neutrino interactions and cascade events from interactions of all neutrino flavors. Searches for astrophysical neutrino sources have focused on track events due to the significantly better angular resolution of track reconstructions. To date, no such sources have been confirmed. Here we present the first search for astrophysical neutrino sources using cascades interacting in IceCube with deposited energies as small as 1 TeV. No significant clustering was observed in a selection of 263 cascades collected from 2010 May to 2012 May. We show that compared to the classic approach using tracks, this statistically independent search offers improved sensitivity to sources in the southern sky, especially if the emission is spatially extended or follows a soft energy spectrum. This enhancement is due to the low background from atmospheric neutrinos forming cascade events and the additional veto of atmospheric neutrinos at declinations ≲-30.