Deep Search for Joint Sources of Gravitational Waves and High-energy Neutrinos with IceCube during the Third Observing Run of LIGO and Virgo

The Astrophysical Journal 1003:1 (2026)

Authors:

R Abbasi, M Ackermann, J Adams, SK Agarwalla, JA Aguilar, M Ahlers, JM Alameddine, S Ali, NM Amin, K Andeen, C Argüelles, Y Ashida, S Athanasiadou, SN Axani, R Babu, X Bai, J Baines-Holmes, A Balagopal V., SW Barwick, S Bash, V Basu, R Bay, JJ Beatty, J Becker Tjus, P Behrens, J Beise, C Bellenghi, S Benkel, S BenZvi, D Berley, E Bernardini, DZ Besson, E Blaufuss, L Bloom, S Blot, I Bodo, F Bontempo, JY Book Motzkin, C Boscolo Meneguolo, S Böser, O Botner, J Böttcher, J Braun, B Brinson, Z Brisson-Tsavoussis, RT Burley, D Butterfield, MA Campana, K Carloni, J Carpio, S Chattopadhyay, N Chau, Z Chen, D Chirkin, S Choi, BA Clark, A Coleman, P Coleman, GH Collin, DA Coloma Borja, A Connolly, JM Conrad, ST Countryman, DF Cowen, C De Clercq, JJ DeLaunay, D Delgado, T Delmeulle, S Deng, P Desiati, KD de Vries, G de Wasseige, T DeYoung, JC Díaz-Vélez, S DiKerby, T Ding, M Dittmer, A Domi, L Draper, L Dueser, D Durnford, K Dutta, MA DuVernois, T Ehrhardt, L Eidenschink, A Eimer, C Eldridge, P Eller, E Ellinger, D Elsässer, R Engel, H Erpenbeck, W Esmail, S Eulig, J Evans, PA Evenson, KL Fan, K Fang, K Farrag, AR Fazely, A Fedynitch, N Feigl, C Finley, L Fischer, D Fox, A Franckowiak, S Fukami, P Fürst, J Gallagher, E Ganster, A Garcia, M Garcia, G Garg, E Genton, L Gerhardt, A Ghadimi, T Glüsenkamp, JG Gonzalez, S Goswami, A Granados, D Grant, SJ Gray, S Griffin, S Griswold, KM Groth, D Guevel, C Günther, P Gutjahr, C Ha, C Haack, A Hallgren, L Halve, F Halzen, L Hamacher, M Ha Minh, M Handt, K Hanson, J Hardin, AA Harnisch, P Hatch, A Haungs, J Häussler, K Helbing, J Hellrung, B Henke, L Hennig, F Henningsen, L Heuermann, R Hewett, N Heyer, S Hickford, A Hidvegi, C Hill, GC Hill, R Hmaid, KD Hoffman, D Hooper, S Hori, K Hoshina, M Hostert, W Hou, M Hrywniak, T Huber, K Hultqvist, K Hymon, A Ishihara, W Iwakiri, M Jacquart, S Jain, O Janik, M Jansson, M Jeong, M Jin, N Kamp, D Kang, W Kang, A Kappes, L Kardum, T Karg, M Karl, A Karle, A Katil, M Kauer, JL Kelley, M Khanal, A Khatee Zathul, A Kheirandish, H Kimku, J Kiryluk, C Klein, SR Klein, Y Kobayashi, A Kochocki, R Koirala, H Kolanoski, T Kontrimas, L Köpke, C Kopper, DJ Koskinen, P Koundal, M Kowalski, T Kozynets, A Kravka, N Krieger, J Krishnamoorthi, T Krishnan, K Kruiswijk, E Krupczak, A Kumar, E Kun, N Kurahashi, N Lad, C Lagunas Gualda, L Lallement Arnaud, MJ Larson, F Lauber, JP Lazar, K Leonard DeHolton, A Leszczyńska, C Li, J Liao, C Lin, QR Liu, YT Liu, M Liubarska, C Love, L Lu, F Lucarelli, W Luszczak, Y Lyu, M Macdonald, J Madsen, E Magnus, Y Makino, E Manao, S Mancina, A Mand, IC Mariş, S Marka, Z Marka, L Marten, I Martinez-Soler, R Maruyama, J Mauro, F Mayhew, F McNally, K Meagher, S Mechbal, A Medina, M Meier, Y Merckx, L Merten, J Mitchell, L Molchany, S Mondal, T Montaruli, RW Moore, Y Morii, A Mosbrugger, M Moulai, D Mousadi, E Moyaux, T Mukherjee, R Naab, M Nakos, U Naumann, J Necker, L Neste, M Neumann, H Niederhausen, MU Nisa, K Noda, A Noell, A Novikov, A Obertacke, V O’Dell, A Olivas, AS Oliveira, R Orsoe, J Osborn, E O’Sullivan, V Palusova, H Pandya, A Parenti, N Park, V Parrish, EN Paudel, L Paul, C Pérez de los Heros, T Pernice, TC Petersen, J Peterson, M Plum, A Pontén, V Poojyam, Y Popovych, M Prado Rodriguez, B Pries, R Procter-Murphy, GT Przybylski, L Pyras, C Raab, J Rack-Helleis, N Rad, M Ravn, K Rawlins, Z Rechav, A Rehman, I Reistroffer, E Resconi, S Reusch, CD Rho, W Rhode, L Ricca, B Riedel, A Rifaie, EJ Roberts, M Rongen, A Rosted, C Rott, T Ruhe, L Ruohan, D Ryckbosch, J Saffer, D Salazar-Gallegos, P Sampathkumar, A Sandrock, G Sanger-Johnson, M Santander, S Sarkar, M Scarnera, P Schaile, M Schaufel, H Schieler, S Schindler, L Schlickmann, B Schlüter, F Schlüter, N Schmeisser, T Schmidt, FG Schröder, L Schumacher, S Schwirn, S Sclafani, D Seckel, L Seen, M Seikh, S Seunarine, PA Sevle Myhr, R Shah, S Shah, S Shefali, N Shimizu, B Skrzypek, R Snihur, J Soedingrekso, D Soldin, P Soldin, G Sommani, C Spannfellner, GM Spiczak, C Spiering, J Stachurska, M Stamatikos, T Stanev, T Stezelberger, T Stürwald, T Stuttard, GW Sullivan, I Taboada, S Ter-Antonyan, A Terliuk, A Thakuri, M Thiesmeyer, WG Thompson, J Thwaites, S Tilav, K Tollefson, S Toscano, D Tosi, A Trettin, AK Upadhyay, K Upshaw, A Vaidyanathan, N Valtonen-Mattila, J Valverde, J Vandenbroucke, T Van Eeden, N van Eijndhoven, L Van Rootselaar, J van Santen, J Vara, F Varsi, M Venugopal, S Vergara Carrasco, S Verpoest, D Veske, A Vijai, J Villarreal, C Walck, A Wang, EHS Warrick, C Weaver, P Weigel, A Weindl, J Weldert, AY Wen, C Wendt, J Werthebach, M Weyrauch, N Whitehorn, CH Wiebusch, DR Williams, L Witthaus, M Wolf, G Wrede, XW Xu, JP Yanez, F Yang, Y Yao, E Yildizci, S Yoshida, R Young, F Yu, S Yu, T Yuan, S Yun-Cárcamo, A Zander Jurowitzki, A Zegarelli, AC Zhang, S Zhang, Z Zhang, P Zhelnin, P Zilberman, AG Abac, R Abbott, I Abouelfettouh, F Acernese, K Ackley, S Adhicary, N Adhikari, RX Adhikari, VK Adkins, D Agarwal, M Agathos, M Aghaei Abchouyeh, OD Aguiar, I Aguilar, L Aiello, A Ain, P Ajith, T Akutsu, S Albanesi, RA Alfaidi, A Al-Jodah, C Alléné, A Allocca, S Al-Shammari, PA Altin, S Alvarez-Lopez, A Amato, L Amez-Droz, A Amorosi, C Amra, A Ananyeva, SB Anderson, WG Anderson, M Andia, M Ando, T Andrade, N Andres, M Andrés-Carcasona, T Andrić, J Anglin, S Ansoldi, JM Antelis, S Antier, M Aoumi, EZ Appavuravther, S Appert, SK Apple, K Arai, A Araya, MC Araya, JS Areeda, L Argianas, N Aritomi, F Armato, N Arnaud, M Arogeti, SM Aronson, G Ashton, Y Aso, M Assiduo, S Assis de Souza Melo, SM Aston, P Astone, F Attadio, F Aubin, K AultONeal, G Avallone, S Babak, F Badaracco, C Badger, S Bae, S Bagnasco, E Bagui, JG Baier, L Baiotti, R Bajpai, T Baka, M Ball, G Ballardin, SW Ballmer, S Banagiri, B Banerjee, D Bankar, P Baral, JC Barayoga, BC Barish, D Barker, P Barneo, F Barone, B Barr, L Barsotti, M Barsuglia, D Barta, AM Bartoletti, MA Barton, I Bartos, S Basak, A Basalaev, R Bassiri, A Basti, DE Bates, M Bawaj, P Baxi, JC Bayley, AC Baylor, PA Baynard, M Bazzan, VM Bedakihale, F Beirnaert, M Bejger, D Belardinelli, AS Bell, V Benedetto, W Benoit, JD Bentley, M Ben Yaala, S Bera, M Berbel, F Bergamin, BK Berger, S Bernuzzi, M Beroiz, CPL Berry, D Bersanetti, A Bertolini, J Betzwieser, D Beveridge, N Bevins, R Bhandare, U Bhardwaj, R Bhatt, D Bhattacharjee, S Bhaumik, S Bhowmick, A Bianchi, IA Bilenko, G Billingsley, A Binetti, S Bini, O Birnholtz, S Biscoveanu, A Bisht, M Bitossi, M-A Bizouard, JK Blackburn, LA Blagg, CD Blair, DG Blair, F Bobba, N Bode, G Boileau, M Boldrini, GN Bolingbroke, A Bolliand, LD Bonavena, R Bondarescu, F Bondu, E Bonilla, MS Bonilla, A Bonino, R Bonnand, P Booker, A Borchers, V Boschi, S Bose, V Bossilkov, V Boudart, A Boudon, A Bozzi, C Bradaschia, PR Brady, M Braglia, A Branch, M Branchesi, J Brandt, I Braun, M Breschi, T Briant, A Brillet, M Brinkmann, P Brockill, E Brockmueller, AF Brooks, BC Brown, DD Brown, ML Brozzetti, S Brunett, G Bruno, R Bruntz, J Bryant, F Bucci, J Buchanan, O Bulashenko, T Bulik, HJ Bulten, A Buonanno, K Burtnyk, R Buscicchio, D Buskulic, C Buy, RL Byer, GS Cabourn Davies, G Cabras, R Cabrita, V Cáceres-Barbosa, L Cadonati, G Cagnoli, C Cahillane, J Calderón Bustillo, TA Callister, E Calloni, JB Camp, G Caneva Santoro, KC Cannon, H Cao, LA Capistran, E Capocasa, E Capote, G Carapella, F Carbognani, M Carlassara, JB Carlin, M Carpinelli, G Carrillo, JJ Carter, G Carullo, J Casanueva Diaz, C Casentini, SY Castro-Lucas, S Caudill, M Cavaglià, R Cavalieri, G Cella, P Cerdá-Durán, W Chaibi, P Chakraborty, S Chalathadka Subrahmanya, JCL Chan, M Chan, K Chandra, R-J Chang, S Chao, EL Charlton, P Charlton, E Chassande-Mottin, C Chatterjee, Debarati Chatterjee, Deep Chatterjee, M Chaturvedi, S Chaty, A Chen, AH-Y Chen, D Chen, H Chen, HY Chen, J Chen, KH Chen, Y Chen, Yanbei Chen, Yitian Chen, HP Cheng, P Chessa, HT Cheung, SY Cheung, F Chiadini, G Chiarini, R Chierici, A Chincarini, ML Chiofalo, A Chiummo, C Chou, S Choudhary, N Christensen, SSY Chua, P Chugh, G Ciani, P Ciecielag, M Cieślar, M Cifaldi, R Ciolfi, F Clara, JA Clark, J Clarke, TA Clarke, P Clearwater, S Clesse, E Coccia, E Codazzo, P-F Cohadon, S Colace, M Colleoni, CG Collette, J Collins, S Colloms, A Colombo, M Colpi, CM Compton, G Connolly, L Conti, TR Corbitt, I Cordero-Carrión, S Corezzi, NJ Cornish, A Corsi, S Cortese, CA Costa, R Cottingham, MW Coughlin, A Couineaux, J-P Coulon, J-F Coupechoux, P Couvares, DM Coward, MJ Cowart, R Coyne, K Craig, R Creed, JDE Creighton, TD Creighton, P Cremonese, AW Criswell, JCG Crockett-Gray, S Crook, R Crouch, J Csizmazia, JR Cudell, TJ Cullen, A Cumming, E Cuoco, M Cusinato, P Dabadie, T Dal Canton, S Dall’Osso, S Dal Pra, G Dálya, B D’Angelo, S Danilishin, S D’Antonio, K Danzmann, KE Darroch, LP Dartez, A Dasgupta, S Datta, V Dattilo, A Daumas, N Davari, I Dave, A Davenport, M Davier, TF Davies, D Davis, L Davis, MC Davis, PJ Davis, M Dax, J De Bolle, M Deenadayalan, J Degallaix, M De Laurentis, S Deléglise, F De Lillo, D Dell’Aquila, W Del Pozzo, F De Marco, F De Matteis, V D’Emilio, N Demos, T Dent, A Depasse, N DePergola, R De Pietri, R De Rosa, C De Rossi, R DeSalvo, R De Simone, A Dhani, R Diab, MC Díaz, M Di Cesare, G Dideron, NA Didio, T Dietrich, L Di Fiore, C Di Fronzo, M Di Giovanni, T Di Girolamo, D Diksha, A Di Michele, J Ding, S Di Pace, I Di Palma, F Di Renzo, Divyajyoti, A Dmitriev, Z Doctor, E Dohmen, PP Doleva, D Dominguez, L D’Onofrio, F Donovan, KL Dooley, T Dooney, S Doravari, O Dorosh, M Drago, JC Driggers, J-G Ducoin, L Dunn, U Dupletsa, D D’Urso, H Duval, P-A Duverne, SE Dwyer, C Eassa, M Ebersold, T Eckhardt, G Eddolls, B Edelman, TB Edo, O Edy, A Effler, J Eichholz, H Einsle, M Eisenmann, RA Eisenstein, A Ejlli, RM Eleveld, M Emma, K Endo, AJ Engl, E Enloe, L Errico, RC Essick, H Estellés, D Estevez, T Etzel, M Evans, T Evstafyeva, BE Ewing, JM Ezquiaga, F Fabrizi, F Faedi, V Fafone, S Fairhurst, AM Farah, B Farr, WM Farr, G Favaro, M Favata, M Fays, M Fazio, J Feicht, MM Fejer, R Felicetti, E Fenyvesi, DL Ferguson, S Ferraiuolo, I Ferrante, TA Ferreira, F Fidecaro, P Figura, A Fiori, I Fiori, M Fishbach, RP Fisher, R Fittipaldi, V Fiumara, R Flaminio, SM Fleischer, LS Fleming, E Floden, EM Foley, H Fong, JA Font, B Fornal, PWF Forsyth, K Franceschetti, N Franchini, S Frasca, F Frasconi, A Frattale Mascioli, Z Frei, A Freise, O Freitas, R Frey, W Frischhertz, P Fritschel, VV Frolov, GG Fronzé, M Fuentes-Garcia, S Fujii, T Fujimori, P Fulda, M Fyffe, B Gadre, JR Gair, S Galaudage, V Galdi, H Gallagher, S Gallardo, B Gallego, R Gamba, A Gamboa, D Ganapathy, A Ganguly, B Garaventa, J García-Bellido, C García Núñez, C García-Quirós, JW Gardner, KA Gardner, J Gargiulo, A Garron, F Garufi, C Gasbarra, B Gateley, V Gayathri, G Gemme, A Gennai, V Gennari, J George, R George, O Gerberding, L Gergely, Archisman Ghosh, Sayantan Ghosh, Shaon Ghosh, Shrobana Ghosh, Suprovo Ghosh, Tathagata Ghosh, L Giacoppo, JA Giaime, KD Giardina, DR Gibson, DT Gibson, C Gier, P Giri, F Gissi, S Gkaitatzis, J Glanzer, F Glotin, J Godfrey, P Godwin, NL Goebbels, E Goetz, J Golomb, S Gomez Lopez, B Goncharov, Y Gong, G González, P Goodarzi, S Goode, AW Goodwin-Jones, M Gosselin, AS Göttel, R Gouaty, DW Gould, K Govorkova, S Goyal, B Grace, A Grado, V Graham, AE Granados, M Granata, V Granata, S Gras, P Grassia, A Gray, C Gray, R Gray, G Greco, AC Green, SM Green, SR Green, AM Gretarsson, EM Gretarsson, D Griffith, WL Griffiths, HL Griggs, G Grignani, A Grimaldi, C Grimaud, H Grote, D Guerra, D Guetta, GM Guidi, AR Guimaraes, HK Gulati, F Gulminelli, AM Gunny, H Guo, W Guo, Y Guo, Anchal Gupta, Anuradha Gupta, Ish Gupta, NC Gupta, P Gupta, SK Gupta, T Gupta, N Gupte, J Gurs, N Gutierrez, F Guzman, H-Y H, D Haba, M Haberland, S Haino, ED Hall, EZ Hamilton, G Hammond, W-B Han, M Haney, J Hanks, C Hanna, MD Hannam, OA Hannuksela, AG Hanselman, H Hansen, J Hanson, R Harada, AR Hardison, K Haris, T Harmark, J Harms, GM Harry, IW Harry, J Hart, B Haskell, C-J Haster, JS Hathaway, K Haughian, H Hayakawa, K Hayama, R Hayes, A Heffernan, A Heidmann, MC Heintze, J Heinze, J Heinzel, H Heitmann, F Hellman, P Hello, AF Helmling-Cornell, G Hemming, O Henderson-Sapir, M Hendry, IS Heng, E Hennes, C Henshaw, T Hertog, M Heurs, AL Hewitt, J Heyns, S Higginbotham, S Hild, S Hill, Y Himemoto, N Hirata, C Hirose, S Hoang, S Hochheim, D Hofman, NA Holland, K Holley-Bockelmann, ZJ Holmes, DE Holz, L Honet, C Hong, J Hornung, S Hoshino, J Hough, S Hourihane, EJ Howell, CG Hoy, CA Hrishikesh, H-F Hsieh, C Hsiung, HC Hsu, W-F Hsu, P Hu, Q Hu, HY Huang, Y-J Huang, AD Huddart, B Hughey, DCY Hui, V Hui, S Husa, R Huxford, T Huynh-Dinh, L Iampieri, GA Iandolo, M Ianni, A Iess, H Imafuku, K Inayoshi, Y Inoue, G Iorio, MH Iqbal, J Irwin, R Ishikawa, M Isi, MA Ismail, Y Itoh, H Iwanaga, M Iwaya, BR Iyer, V JaberianHamedan, C Jacquet, P-E Jacquet, SJ Jadhav, SP Jadhav, T Jain, AL James, PA James, R Jamshidi, J Janquart, K Janssens, NN Janthalur, S Jaraba, P Jaranowski, R Jaume, W Javed, A Jennings, W Jia, J Jiang, J Kubisz, C Johanson, GR Johns, NA Johnson, MC Johnston, R Johnston, N Johny, DH Jones, DI Jones, R Jones, S Jose, P Joshi, L Ju, K Jung, J Junker, V Juste, T Kajita, I Kaku, C Kalaghatgi, V Kalogera, M Kamiizumi, N Kanda, S Kandhasamy, G Kang, JB Kanner, SJ Kapadia, DP Kapasi, S Karat, C Karathanasis, R Kashyap, M Kasprzack, W Kastaun, T Kato, E Katsavounidis, W Katzman, R Kaushik, K Kawabe, R Kawamoto, A Kazemi, D Keitel, J Kelley-Derzon, J Kennington, R Kesharwani, JS Key, R Khadela, S Khadka, FY Khalili, F Khan, I Khan, T Khanam, M Khursheed, NM Khusid, W Kiendrebeogo, N Kijbunchoo, C Kim, JC Kim, K Kim, MH Kim, S Kim, Y-M Kim, C Kimball, M Kinley-Hanlon, M Kinnear, JS Kissel, S Klimenko, AM Knee, N Knust, K Kobayashi, P Koch, SM Koehlenbeck, G Koekoek, K Kohri, K Kokeyama, S Koley, P Kolitsidou, M Kolstein, K Komori, AKH Kong, A Kontos, M Korobko, RV Kossak, X Kou, A Koushik, N Kouvatsos, M Kovalam, DB Kozak, SL Kranzhoff, V Kringel, NV Krishnendu, A Królak, K Kruska, G Kuehn, P Kuijer, S Kulkarni, A Kulur Ramamohan, A Kumar, Praveen Kumar, Prayush Kumar, Rahul Kumar, Rakesh Kumar, J Kume, K Kuns, N Kuntimaddi, S Kuroyanagi, NJ Kurth, S Kuwahara, K Kwak, K Kwan, J Kwok, G Lacaille, P Lagabbe, D Laghi, S Lai, AH Laity, MH Lakkis, E Lalande, M Lalleman, PC Lalremruati, M Landry, BB Lane, RN Lang, J Lange, B Lantz, A La Rana, IL Rosa, A Lartaux-Vollard, PD Lasky, J Lawrence, MN Lawrence, M Laxen, A Lazzarini, C Lazzaro, P Leaci, YK Lecoeuche, HM Lee, HW Lee, K Lee, R-K Lee, R Lee, S Lee, Y Lee, IN Legred, J Lehmann, L Lehner, M Le Jean, A Lemaître, M Lenti, M Leonardi, M Lequime, N Leroy, M Lesovsky, N Letendre, M Lethuillier, SE Levin, Y Levin, K Leyde, AKY Li, KL Li, TGF Li, X Li, Z Li, A Lihos, C-Y Lin, C-Y Lin, ET Lin, F Lin, H Lin, LC-C Lin, Y-C Lin, F Linde, SD Linker, TB Littenberg, A Liu, GC Liu, Jian Liu, F Llamas Villarreal, J Llobera-Querol, RKL Lo, J-P Locquet, LT London, A Longo, D Lopez, M Lopez Portilla, A Lorenzo-Medina, V Loriette, M Lormand, G Losurdo, TP Lott, JD Lough, HA Loughlin, CO Lousto, MJ Lowry, N Lu, H Lück, AP Lundgren, AW Lussier, L-T Ma, S Ma, M Ma’arif, R Macas, A Macedo, M MacInnis, RR Maciy, DM Macleod, IAO MacMillan, A Macquet, D Macri, K Maeda, S Maenaut, I Magaña Hernandez, SS Magare, C Magazzù, RM Magee, E Maggio, R Maggiore, M Magnozzi, M Mahesh, S Mahesh, M Maini, S Majhi, E Majorana, CN Makarem, E Makelele, JA Malaquias-Reis, U Mali, S Maliakal, A Malik, N Man, V Mandic, V Mangano, B Mannix, GL Mansell, G Mansingh, M Manske, M Mantovani, M Mapelli, F Marchesoni, D Marín Pina, F Marion, AS Markosyan, A Markowitz, E Maros, S Marsat, F Martelli, IW Martin, RM Martin, BB Martinez, M Martinez, V Martinez, A Martini, K Martinovic, JC Martins, DV Martynov, EJ Marx, L Massaro, A Masserot, M Masso-Reid, M Mastrodicasa, S Mastrogiovanni, T Matcovich, M Matiushechkina, M Matsuyama, N Mavalvala, N Maxwell, G McCarrol, R McCarthy, DE McClelland, S McCormick, L McCuller, S McEachin, C McElhenny, GI McGhee, J McGinn, KBM McGowan, J McIver, A McLeod, T McRae, D Meacher, Q Meijer, A Melatos, S Mellaerts, A Menendez-Vazquez, CS Menoni, F Mera, RA Mercer, L Mereni, K Merfeld, EL Merilh, JR Mérou, JD Merritt, M Merzougui, C Messenger, C Messick, M Meyer-Conde, F Meylahn, A Mhaske, A Miani, H Miao, I Michaloliakos, C Michel, Y Michimura, H Middleton, S Miller, M Millhouse, E Milotti, V Milotti, Y Minenkov, N Mio, Ll M Mir, L Mirasola, M Miravet-Tenés, C-A Miritescu, AK Mishra, A Mishra, C Mishra, T Mishra, AL Mitchell, JG Mitchell, S Mitra, VP Mitrofanov, R Mittleman, O Miyakawa, S Miyamoto, S Miyoki, G Mo, L Mobilia, SRP Mohapatra, SR Mohite, M Molina-Ruiz, C Mondal, M Mondin, M Montani, CJ Moore, D Moraru, A More, S More, G Moreno, C Morgan, S Morisaki, Y Moriwaki, G Morras, A Moscatello, P Mourier, B Mours, CM Mow-Lowry, F Muciaccia, Arunava Mukherjee, D Mukherjee, Samanwaya Mukherjee, Soma Mukherjee, Subroto Mukherjee, Suvodip Mukherjee, N Mukund, A Mullavey, J Munch, J Mundi, CL Mungioli, WR Munn Oberg, Y Murakami, M Murakoshi, PG Murray, S Muusse, D Nabari, SL Nadji, A Nagar, N Nagarajan, KN Nagler, K Nakagaki, K Nakamura, H Nakano, M Nakano, D Nandi, V Napolano, P Narayan, I Nardecchia, T Narikawa, H Narola, L Naticchioni, RK Nayak, J Neilson, A Nelson, TJN Nelson, M Nery, A Neunzert, S Ng, L Nguyen Quynh, SA Nichols, AB Nielsen, G Nieradka, A Niko, Y Nishino, A Nishizawa, S Nissanke, E Nitoglia, W Niu, F Nocera, M Norman, C North, J Novak, JF Nuño Siles, LK Nuttall, K Obayashi, J Oberling, J O’Dell, M Oertel, A Offermans, G Oganesyan, JJ Oh, K Oh, T O’Hanlon, M Ohashi, M Ohkawa, F Ohme, R Oliveri, B O’Neal, K Oohara, B O’Reilly, ND Ormsby, M Orselli, R O’Shaughnessy, S O’Shea, Y Oshima, S Oshino, S Ossokine, C Osthelder, I Ota, DJ Ottaway, A Ouzriat, H Overmier, BJ Owen, AE Pace, R Pagano, MA Page, A Pai, A Pal, S Pal, MA Palaia, M Pálfi, PP Palma, C Palomba, P Palud, H Pan, J Pan, KC Pan, R Panai, PK Panda, S Pandey, L Panebianco, PTH Pang, F Pannarale, KA Pannone, BC Pant, FH Panther, F Paoletti, A Paolone, EE Papalexakis, L Papalini, G Papigkiotis, A Paquis, A Parisi, B-J Park, J Park, W Parker, G Pascale, D Pascucci, A Pasqualetti, R Passaquieti, L Passenger, D Passuello, O Patane, D Pathak, M Pathak, A Patra, B Patricelli, AS Patron, K Paul, S Paul, E Payne, T Pearce, M Pedraza, R Pegna, A Pele, FE Peña Arellano, S Penn, MD Penuliar, A Perego, Z Pereira, JJ Perez, C Périgois, G Perna, A Perreca, J Perret, S Perriès, JW Perry, D Pesios, S Petracca, C Petrillo, HP Pfeiffer, H Pham, KA Pham, KS Phukon, H Phurailatpam, M Piarulli, L Piccari, OJ Piccinni, M Pichot, M Piendibene, F Piergiovanni, L Pierini, G Pierra, V Pierro, M Pietrzak, M Pillas, F Pilo, L Pinard, IM Pinto, M Pinto, BJ Piotrzkowski, M Pirello, MD Pitkin, A Placidi, E Placidi, ML Planas, W Plastino, R Poggiani, E Polini, L Pompili, J Poon, E Porcelli, EK Porter, C Posnansky, R Poulton, J Powell, M Pracchia, BK Pradhan, T Pradier, AK Prajapati, K Prasai, R Prasanna, P Prasia, G Pratten, G Principe, M Principe, GA Prodi, L Prokhorov, P Prosposito, A Puecher, J Pullin, M Punturo, P Puppo, M Pürrer, H Qi, J Qin, G Quéméner, V Quetschke, C Quigley, PJ Quinonez, FJ Raab, SS Raabith, G Raaijmakers, S Raja, C Rajan, B Rajbhandari, KE Ramirez, FA Ramis Vidal, A Ramos-Buades, D Rana, S Ranjan, K Ransom, P Rapagnani, B Ratto, S Rawat, A Ray, V Raymond, M Razzano, J Read, M Recaman Payo, T Regimbau, L Rei, S Reid, DH Reitze, P Relton, AI Renzini, P Rettegno, B Revenu, R Reyes, AS Rezaei, F Ricci, M Ricci, A Ricciardone, JW Richardson, M Richardson, A Rijal, K Riles, HK Riley, S Rinaldi, J Rittmeyer, C Robertson, F Robinet, M Robinson, A Rocchi, L Rolland, JG Rollins, AE Romano, R Romano, A Romero, IM Romero-Shaw, JH Romie, S Ronchini, TJ Roocke, L Rosa, TJ Rosauer, CA Rose, D Rosińska, MP Ross, M Rossello, S Rowan, SK Roy, S Roy, D Rozza, P Ruggi, N Ruhama, E Ruiz Morales, K Ruiz-Rocha, S Sachdev, T Sadecki, J Sadiq, P Saffarieh, MR Sah, SS Saha, S Saha, T Sainrat, S Sajith Menon, K Sakai, M Sakellariadou, S Sakon, OS Salafia, F Salces-Carcoba, L Salconi, M Saleem, F Salemi, M Sallé, S Salvador, A Sanchez, EJ Sanchez, JH Sanchez, LE Sanchez, N Sanchis-Gual, JR Sanders, EM Sänger, F Santoliquido, TR Saravanan, N Sarin, S Sasaoka, A Sasli, P Sassi, B Sassolas, H Satari, R Sato, Y Sato, O Sauter, RL Savage, T Sawada, HL Sawant, S Sayah, V Scacco, D Schaetzl, M Scheel, A Schiebelbein, MG Schiworski, P Schmidt, S Schmidt, R Schnabel, M Schneewind, RMS Schofield, K Schouteden, BW Schulte, BF Schutz, E Schwartz, M Scialpi, J Scott, SM Scott, TC Seetharamu, M Seglar-Arroyo, Y Sekiguchi, D Sellers, AS Sengupta, D Sentenac, EG Seo, JW Seo, V Sequino, M Serra, G Servignat, A Sevrin, T Shaffer, US Shah, MA Shaikh, L Shao, AK Sharma, P Sharma, S Sharma-Chaudhary, MR Shaw, P Shawhan, NS Shcheblanov, E Sheridan, Y Shikano, M Shikauchi, K Shimode, H Shinkai, J Shiota, DH Shoemaker, DM Shoemaker, RW Short, S ShyamSundar, A Sider, H Siegel, M Sieniawska, D Sigg, L Silenzi, M Simmonds, LP Singer, A Singh, D Singh, MK Singh, S Singh, A Singha, AM Sintes, V Sipala, V Skliris, BJJ Slagmolen, TJ Slaven-Blair, J Smetana, JR Smith, L Smith, RJE Smith, WJ Smith, J Soldateschi, K Somiya, I Song, K Soni, S Soni, V Sordini, F Sorrentino, N Sorrentino, H Sotani, R Soulard, A Southgate, V Spagnuolo, AP Spencer, M Spera, P Spinicelli, JB Spoon, CA Sprague, AK Srivastava, F Stachurski, DA Steer, J Steinlechner, S Steinlechner, N Stergioulas, P Stevens, M StPierre, G Stratta, MD Strong, A Strunk, R Sturani, AL Stuver, M Suchenek, S Sudhagar, N Sueltmann, L Suleiman, KD Sullivan, L Sun, S Sunil, J Suresh, PJ Sutton, T Suzuki, Y Suzuki, BL Swinkels, A Syx, MJ Szczepańczyk, P Szewczyk, M Tacca, H Tagoshi, SC Tait, H Takahashi, R Takahashi, A Takamori, T Takase, K Takatani, H Takeda, K Takeshita, C Talbot, M Tamaki, N Tamanini, D Tanabe, K Tanaka, SJ Tanaka, T Tanaka, D Tang, S Tanioka, DB Tanner, L Tao, RD Tapia, EN Tapia San Martín, R Tarafder, C Taranto, A Taruya, JD Tasson, M Teloi, R Tenorio, H Themann, A Theodoropoulos, MP Thirugnanasambandam, LM Thomas, M Thomas, P Thomas, JE Thompson, SR Thondapu, KA Thorne, E Thrane, J Tissino, A Tiwari, P Tiwari, S Tiwari, V Tiwari, MR Todd, AM Toivonen, K Toland, AE Tolley, T Tomaru, K Tomita, T Tomura, C Tong-Yu, A Toriyama, N Toropov, A Torres-Forné, CI Torrie, M Toscani, I Tosta E Melo, E Tournefier, A Trapananti, F Travasso, G Traylor, M Trevor, MC Tringali, A Tripathee, G Troian, L Troiano, A Trovato, L Trozzo, RJ Trudeau, TTL Tsang, R Tso, S Tsuchida, L Tsukada, T Tsutsui, K Turbang, M Turconi, C Turski, H Ubach, N Uchikata, T Uchiyama, RP Udall, T Uehara, M Uematsu, K Ueno, S Ueno, V Undheim, T Ushiba, M Vacatello, H Vahlbruch, N Vaidya, G Vajente, A Vajpeyi, G Valdes, J Valencia, M Valentini, SA Vallejo-Peña, S Vallero, V Valsan, N van Bakel, M van Beuzekom, M van Dael, JFJ van den Brand, C Van Den Broeck, DC Vander-Hyde, M van der Sluys, A Van de Walle, J van Dongen, K Vandra, H van Haevermaet, JV van Heijningen, P Van Hove, M VanKeuren, J Vanosky, MHPM van Putten, Z van Ranst, N van Remortel, M Vardaro, AF Vargas, JJ Varghese, V Varma, M Vasúth, A Vecchio, G Vedovato, J Veitch, PJ Veitch, S Venikoudis, J Venneberg, M Vereecken, P Verdier, D Verkindt, B Verma, P Verma, Y Verma, SM Vermeulen, F Vetrano, A Veutro, AM Vibhute, A Viceré, S Vidyant, AD Viets, A Vijaykumar, A Vilkha, V Villa-Ortega, ET Vincent, J-Y Vinet, S Viret, A Virtuoso, S Vitale, A Vives, H Vocca, D Voigt, ERG von Reis, JSA von Wrangel, SP Vyatchanin, LE Wade, M Wade, KJ Wagner, A Wajid, M Walker, GS Wallace, L Wallace, H Wang, JZ Wang, WH Wang, Z Wang, G Waratkar, J Warner, M Was, T Washimi, NY Washington, D Watarai, KE Wayt, BR Weaver, B Weaver, CR Weaving, SA Webster, M Weinert, AJ Weinstein, R Weiss, F Wellmann, L Wen, P Wessels, K Wette, JT Whelan, BF Whiting, C Whittle, JB Wildberger, OS Wilk, D Wilken, AT Wilkin, DJ Willadsen, K Willetts, D Williams, MJ Williams, NS Williams, JL Willis, B Willke, M Wils, J Winterflood, CC Wipf, G Woan, J Woehler, JK Wofford, NE Wolfe, HT Wong, HWY Wong, ICF Wong, JL Wright, M Wright, C Wu, DS Wu, H Wu, E Wuchner, DM Wysocki, VA Xu, Y Xu, N Yadav, H Yamamoto, K Yamamoto, TS Yamamoto, T Yamamoto, S Yamamura, R Yamazaki, S Yan, T Yan, FW Yang, KZ Yang, Y Yang, Z Yarbrough, H Yasui, S-W Yeh, AB Yelikar, X Yin, J Yokoyama, T Yokozawa, J Yoo, H Yu, S Yuan, H Yuzurihara, A Zadrożny, M Zanolin, M Zeeshan, T Zelenova, J-P Zendri, M Zeoli, M Zerrad, M Zevin, L Zhang, R Zhang, T Zhang, Y Zhang, C Zhao, Yue Zhao, Yuhang Zhao, Y Zheng, H Zhong, R Zhou, X-J Zhu, Z-H Zhu, AB Zimmerman, ME Zucker, J Zweizig, and The KAGRA Collaboration The LIGO Scientific Collaboration The Virgo Collaboration

Abstract:

The discovery of joint sources of high-energy neutrinos and gravitational waves has been a primary target for the LIGO, Virgo, KAGRA, and IceCube observatories. The joint detection of high-energy neutrinos and gravitational waves would provide insight into cosmic processes, from the dynamics of compact object mergers and stellar collapses to the mechanisms driving relativistic outflows. The joint detection of multiple cosmic messengers can also elevate the significance of the common observation even when some or all of the constituent messengers are subthreshold, i.e., not significant enough to declare their detection individually. Using data from the LIGO, Virgo, and IceCube observatories, including subthreshold events, we searched for common sources of gravitational waves and high-energy neutrinos during the third observing run of the Advanced LIGO and Advanced Virgo detectors. Our search did not identify significant joint sources. We derive constraints on the rate densities of joint sources. Our results constrain the isotropic neutrino emission from gravitational-wave sources for very high values of the total energy emitted in neutrinos (>1052–1054 erg).

Characterisation of silicon photomultipliers in a dilution refrigerator down to 9.4 mK towards a cryogenic cosmic-ray muon veto system

Journal of Instrumentation 21:05 (2026)

Authors:

A Kemp, S Autti, E Bloomfield, A Casey, N Darvishi, D Doling, N Eng, P Franchini, RP Haley, PJ Heikkinen, A Jennings, S Koulosousas, E Leason, LV Levitin, J March-Russell, A Mayer, J Monroe, D Münstermann, MT Noble, JR Prance, X Rojas, T Salmon, J Saunders, J Smirnov, R Smith, MD Thompson, A Thomson, A Ting, V Tsepelin, SM West, L Whitehead, DE Zmeev, The QUEST-DMC collaboration

Abstract:

We report the characterisation of a FBK NUV-HD-cryo silicon photomultiplier (SiPM) sensor operated in a 9.4 ± 0.2 mK environment inside a dilution refrigerator, towards the development of a cryogenic cosmic-ray muon veto system to be operated internal to a dilution refrigerator required for low background experiments such as the QUEST-DMC dark matter search experiment. We characterise the single photon response and the gain (the charge produced per detected photon), the dark count noise rate, and correlated noise contributions as a function of operating voltage. This paper also reports first proof-of-concept measurements of using a SiPM coupled to scintillator internal to a dilution refrigerator, towards detecting high-energy events consistent with candidate cosmic-ray muon signals.

Statistical patterns in the equations of physics and the emergence of a meta-law of nature

Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences The Royal Society 384:2317 (2026) 20250091

Authors:

Andrei Constantin, Pedro Ferreira, Harry Desmond, Deaglan Bartlett

Abstract:

Physics seeks to uncover the laws of Nature and express them through mathematical equations . Despite the vast diversity of natural phenomena, physical equations exhibit structural regularities that set them apart from arbitrary mathematical expressions. While principles such as dimensional analysis have long guided the formulation of physical models, the exploration of more subtle statistical patterns within the equations of physics remains an open question. Here, by analysing four corpora of physics equations and applying advanced implicit-likelihood techniques, we find that the frequency of mathematical operators follows an exponential decay law, in contrast to Zipf's power law for word frequencies in natural languages. This reveals a statistical meta-law of physics, possibly reflecting a combination of communication efficiency and constraints imposed by Nature itself. The meta-law offers practical benefits for symbolic regression by drastically narrowing down the space of physically plausible expressions. More broadly, it may inform the development of language models that can generate coherent mathematical representations, advancing the automation of physical law discovery. This article is part of the discussion meeting issue 'Symbolic regression in the physical sciences'.

Evidence for Neutrino Emission from X-Ray Bright Seyfert Galaxies in the Southern Hemisphere Using Enhanced Starting Track Events with IceCube

The Astrophysical Journal Letters American Astronomical Society 1000:2 (2026) l37

Authors:

R Abbasi, M Ackermann, J Adams, SK Agarwalla, JA Aguilar, M Ahlers, JM Alameddine, S Ali, NM Amin, K Andeen, C Argüelles, Y Ashida, S Athanasiadou, SN Axani, R Babu, X Bai, J Baines-Holmes, A Balagopal V., SW Barwick, S Bash, V Basu, R Bay, JJ Beatty, J Becker Tjus, P Behrens, J Beise, C Bellenghi, S Benkel, S BenZvi, D Berley, E Bernardini, DZ Besson, E Blaufuss, L Bloom, S Blot, I Bodo, F Bontempo, JY Book Motzkin, C Boscolo Meneguolo, S Böser, O Botner, J Böttcher, J Braun, B Brinson, Z Brisson-Tsavoussis, RT Burley, D Butterfield, MA Campana, K Carloni, J Carpio, S Chattopadhyay, N Chau, Z Chen, D Chirkin, S Choi, BA Clark, P Coleman, GH Collin, DA Coloma Borja, A Connolly, JM Conrad, DF Cowen, C De Clercq, JJ DeLaunay, D Delgado, T Delmeulle, S Deng, P Desiati, KD de Vries, G de Wasseige, T DeYoung, JC Díaz-Vélez, S DiKerby, T Ding, M Dittmer, A Domi, L Draper, L Dueser, D Durnford, K Dutta, MA DuVernois, T Ehrhardt, L Eidenschink, A Eimer, C Eldridge, P Eller, E Ellinger, D Elsässer, R Engel, H Erpenbeck, W Esmail, S Eulig, J Evans, PA Evenson, KL Fan, K Fang, K Farrag, AR Fazely, A Fedynitch, N Feigl, C Finley, L Fischer, D Fox, A Franckowiak, S Fukami, P Fürst, J Gallagher, E Ganster, A Garcia, M Garcia, G Garg, E Genton, L Gerhardt, A Ghadimi, C Glaser, T Glüsenkamp, JG Gonzalez, S Goswami, A Granados, D Grant, SJ Gray, S Griffin, S Griswold, KM Groth, D Guevel, C Günther, P Gutjahr, C Ha, C Haack, A Hallgren, L Halve, F Halzen, L Hamacher, M Ha Minh, M Handt, K Hanson, J Hardin, AA Harnisch, P Hatch, A Haungs, J Häussler, K Helbing, J Hellrung, B Henke, L Hennig, F Henningsen, L Heuermann, R Hewett, N Heyer, S Hickford, A Hidvegi, C Hill, GC Hill, R Hmaid, KD Hoffman, D Hooper, S Hori, K Hoshina, M Hostert, W Hou, M Hrywniak, T Huber, K Hultqvist, K Hymon, A Ishihara, W Iwakiri, M Jacquart, S Jain, O Janik, M Jansson, M Jin, N Kamp, D Kang, W Kang, A Kappes, L Kardum, T Karg, M Karl, A Karle, A Katil, M Kauer, JL Kelley, M Khanal, A Khatee Zathul, A Kheirandish, H Kimku, J Kiryluk, C Klein, SR Klein, Y Kobayashi, A Kochocki, R Koirala, H Kolanoski, T Kontrimas, L Köpke, C Kopper, DJ Koskinen, P Koundal, M Kowalski, T Kozynets, A Kravka, N Krieger, J Krishnamoorthi, T Krishnan, K Kruiswijk, E Krupczak, A Kumar, E Kun, N Kurahashi, N Lad, C Lagunas Gualda, L Lallement Arnaud, MJ Larson, F Lauber, JP Lazar, K Leonard DeHolton, A Leszczyńska, C Li, J Liao, C Lin, QR Liu, YT Liu, M Liubarska, C Love, L Lu, F Lucarelli, W Luszczak, Y Lyu, M Macdonald, J Madsen, E Magnus, Y Makino, E Manao, S Mancina, A Mand, IC Mariş, S Marka, Z Marka, L Marten, I Martinez-Soler, R Maruyama, J Mauro, F Mayhew, F McNally, K Meagher, S Mechbal, A Medina, M Meier, Y Merckx, L Merten, J Mitchell, L Molchany, S Mondal, T Montaruli, RW Moore, Y Morii, A Mosbrugger, M Moulai, D Mousadi, E Moyaux, T Mukherjee, R Naab, M Nakos, U Naumann, J Necker, L Neste, M Neumann, H Niederhausen, MU Nisa, K Noda, A Noell, A Novikov, A Obertacke, V O’Dell, A Olivas, R Orsoe, J Osborn, E O’Sullivan, V Palusova, H Pandya, A Parenti, N Park, V Parrish, EN Paudel, L Paul, C Pérez de los Heros, T Pernice, TC Petersen, J Peterson, M Plum, A Pontén, V Poojyam, Y Popovych, M Prado Rodriguez, B Pries, R Procter- Murphy, GT Przybylski, L Pyras, C Raab, J Rack-Helleis, N Rad, M Ravn, K Rawlins, Z Rechav, A Rehman, I Reistroffer, E Resconi, S Reusch, CD Rho, W Rhode, L Ricca, B Riedel, A Rifaie, EJ Roberts, S Rodan, M Rongen, A Rosted, C Rott, T Ruhe, L Ruohan, D Ryckbosch, J Saffer, D Salazar-Gallegos, P Sampathkumar, A Sandrock, G Sanger-Johnson, M Santander, S Sarkar, M Scarnera, P Schaile, M Schaufel, H Schieler, S Schindler, L Schlickmann, B Schlüter, F Schlüter, N Schmeisser, T Schmidt, FG Schröder, L Schumacher, S Schwirn, S Sclafani, D Seckel, L Seen, M Seikh, S Seunarine, PA Sevle Myhr, R Shah, S Shah, S Shefali, N Shimizu, B Skrzypek, R Snihur, J Soedingrekso, D Soldin, P Soldin, G Sommani, C Spannfellner, GM Spiczak, C Spiering, J Stachurska, M Stamatikos, T Stanev, T Stezelberger, T Stürwald, T Stuttard, GW Sullivan, I Taboada, S Ter-Antonyan, A Terliuk, A Thakuri, M Thiesmeyer, WG Thompson, J Thwaites, S Tilav, K Tollefson, S Toscano, D Tosi, A Trettin, AK Upadhyay, K Upshaw, A Vaidyanathan, N Valtonen-Mattila, J Valverde, J Vandenbroucke, T Van Eeden, N van Eijndhoven, L Van Rootselaar, J van Santen, J Vara, F Varsi, M Venugopal, M Vereecken, S Vergara Carrasco, S Verpoest, D Veske, A Vijai, J Villarreal, C Walck, A Wang, EHS Warrick, C Weaver, P Weigel, A Weindl, J Weldert, AY Wen, C Wendt, J Werthebach, M Weyrauch, N Whitehorn, CH Wiebusch, DR Williams, L Witthaus, M Wolf, G Wrede, XW Xu, JP Yanez, Y Yao, E Yildizci, S Yoshida, R Young, F Yu, S Yu, T Yuan, S Yun-Cárcamo, A Zander Jurowitzki, A Zegarelli, S Zhang, Z Zhang, P Zhelnin, P Zilberman

Abstract:

IceCube recently reported the observation of TeV neutrinos from the nearby Seyfert galaxy NGC 1068, and the corresponding neutrino flux is significantly higher than the upper limit implied by observations of GeV–TeV gamma rays. This suggests that neutrinos are produced near the supermassive black hole, where the radiation density is high enough to obscure gamma rays. We use a set of muon neutrinos with interaction vertices inside the detector, which have good sensitivity to sources in the southern sky, from IceCube data recorded between 2011 and 2021. We then search for individual and collective neutrino signals from 14 Seyfert galaxies in the southern sky selected from the Swift Burst Alert Telescope AGN Spectroscopic Survey. Using the correlations between keV X-rays and TeV neutrinos predicted by disk–corona models, and assuming production characteristics similar to NGC 1068, a collective neutrino signal search reveals an excess of 6.7−3.2+4.0 events, which is inconsistent with background expectations at the 3σ level of significance. In this Letter, we present new independent evidence that Seyfert galaxies contribute to the extragalactic flux of high-energy neutrinos.

Physics potential of the IceCube Upgrade for atmospheric neutrino oscillations

Physical Review D American Physical Society (APS) 113:7 (2026) 072009

Authors:

R Abbasi, M Ackermann, J Adams, SK Agarwalla, JA Aguilar, M Ahlers, JM Alameddine, S Ali, NM Amin, K Andeen, C Argüelles, Y Ashida, S Athanasiadou, SN Axani, R Babu, X Bai, J Baines-Holmes, A Balagopal V., SW Barwick, S Bash, V Basu, R Bay, JJ Beatty, J Becker Tjus, P Behrens, J Beise, C Bellenghi, B Benkel, S BenZvi, D Berley, E Bernardini, DZ Besson, E Blaufuss, L Bloom, S Blot, I Bodo, F Bontempo, JY Book Motzkin, C Boscolo Meneguolo, S Böser, O Botner, J Böttcher, J Braun, B Brinson, Z Brisson-Tsavoussis, RT Burley, D Butterfield, MA Campana, K Carloni, J Carpio, S Chattopadhyay, N Chau, Z Chen, D Chirkin, S Choi, BA Clark, A Coleman, P Coleman, GH Collin, DA Coloma Borja, A Connolly, JM Conrad, R Corley, DF Cowen, C De Clercq, JJ DeLaunay, D Delgado, T Delmeulle, S Deng, P Desiati, KD de Vries, G de Wasseige, T DeYoung, JC Díaz-Vélez, S DiKerby, M Dittmer, A Domi, L Draper, L Dueser, D Durnford, K Dutta, MA DuVernois, T Ehrhardt, L Eidenschink, A Eimer, P Eller, E Ellinger, D Elsässer, R Engel, H Erpenbeck, W Esmail, S Eulig, J Evans, PA Evenson, KL Fan, K Fang, K Farrag, AR Fazely, A Fedynitch, N Feigl, C Finley, L Fischer, D Fox, A Franckowiak, S Fukami, P Fürst, J Gallagher, E Ganster, A Garcia, M Garcia, G Garg, E Genton, L Gerhardt, A Ghadimi, C Glaser, T Glüsenkamp, JG Gonzalez, S Goswami, A Granados, D Grant, SJ Gray, S Griffin, S Griswold, KM Groth, D Guevel, C Günther, P Gutjahr, C Ha, C Haack, A Hallgren, L Halve, F Halzen, L Hamacher, M Ha Minh, M Handt, K Hanson, J Hardin, AA Harnisch, P Hatch, A Haungs, J Häußler, K Helbing, J Hellrung, B Henke, L Hennig, F Henningsen, L Heuermann, R Hewett, N Heyer, S Hickford, A Hidvegi, C Hill, GC Hill, R Hmaid, KD Hoffman, D Hooper, S Hori, K Hoshina, M Hostert, W Hou, T Huber, K Hultqvist, K Hymon, A Ishihara, W Iwakiri, M Jacquart, S Jain, O Janik, M Jansson, M Jeong, M Jin, N Kamp, D Kang, W Kang, X Kang, A Kappes, L Kardum, T Karg, M Karl, A Karle, A Katil, T Katori, M Kauer, JL Kelley, M Khanal, A Khatee Zathul, A Kheirandish, H Kimku, J Kiryluk, C Klein, SR Klein, Y Kobayashi, A Kochocki, R Koirala, H Kolanoski, T Kontrimas, L Köpke, C Kopper, DJ Koskinen, P Koundal, M Kowalski, T Kozynets, N Krieger, J Krishnamoorthi, T Krishnan, K Kruiswijk, E Krupczak, A Kumar, E Kun, N Kurahashi, N Lad, C Lagunas Gualda, L Lallement Arnaud, M Lamoureux, MJ Larson, F Lauber, JP Lazar, K Leonard DeHolton, A Leszczyńska, J Liao, C Lin, YT Liu, M Liubarska, C Love, L Lu, F Lucarelli, W Luszczak, Y Lyu, J Madsen, E Magnus, Y Makino, E Manao, S Mancina, A Mand, IC Mariş, S Marka, Z Marka, L Marten, I Martinez-Soler, R Maruyama, J Mauro, F Mayhew, F McNally, JV Mead, K Meagher, S Mechbal, A Medina, M Meier, Y Merckx, L Merten, A Millsop, J Mitchell, L Molchany, T Montaruli, RW Moore, Y Morii, A Mosbrugger, M Moulai, D Mousadi, E Moyaux, T Mukherjee, R Naab, M Nakos, U Naumann, J Necker, L Neste, M Neumann, H Niederhausen, MU Nisa, K Noda, A Noell, A Novikov, A Obertacke Pollmann, V O’Dell, A Olivas, R Orsoe, J Osborn, E O’Sullivan, V Palusova, H Pandya, A Parenti, N Park, V Parrish, EN Paudel, L Paul, C Pérez de los Heros, T Pernice, J Peterson, M Plum, A Pontén, V Poojyam, Y Popovych, J Prado González, M Prado Rodriguez, B Pries, R Procter-Murphy, GT Przybylski, L Pyras, C Raab, J Rack-Helleis, N Rad, M Ravn, K Rawlins, Z Rechav, A Rehman, I Reistroffer, E Resconi, S Reusch, CD Rho, W Rhode, L Ricca, B Riedel, A Rifaie, EJ Roberts, S Robertson, M Rongen, A Rosted, C Rott, T Ruhe, L Ruohan, D Ryckbosch, J Saffer, D Salazar-Gallegos, P Sampathkumar, A Sandrock, G Sanger-Johnson, M Santander, S Sarkar, J Savelberg, M Scarnera, P Schaile, M Schaufel, H Schieler, S Schindler, L Schlickmann, B Schlüter, F Schlüter, N Schmeisser, T Schmidt, FG Schröder, L Schumacher, S Schwirn, S Sclafani, D Seckel, L Seen, M Seikh, S Seunarine, PA Sevle Myhr, R Shah, S Shefali, N Shimizu, B Skrzypek, R Snihur, J Soedingrekso, A Søgaard, D Soldin, P Soldin, G Sommani, C Spannfellner, GM Spiczak, C Spiering, J Stachurska, M Stamatikos, T Stanev, T Stezelberger, T Stürwald, T Stuttard, GW Sullivan, I Taboada, S Ter-Antonyan, A Terliuk, A Thakuri, M Thiesmeyer, WG Thompson, J Thwaites, S Tilav, K Tollefson, S Toscano, D Tosi, A Trettin, AK Upadhyay, K Upshaw, A Vaidyanathan, N Valtonen-Mattila, J Valverde, J Vandenbroucke, T Van Eeden, N van Eijndhoven, L Van Rootselaar, J van Santen, J Vara, F Varsi, M Venugopal, M Vereecken, S Vergara Carrasco, S Verpoest, D Veske, A Vijai, J Villarreal, C Walck, A Wang, EHS Warrick, C Weaver, P Weigel, A Weindl, J Weldert, AY Wen, C Wendt, J Werthebach, M Weyrauch, N Whitehorn, CH Wiebusch, DR Williams, L Witthaus, M Wolf, G Wrede, XW Xu, JP Yanez, Y Yao, E Yildizci, S Yoshida, R Young, F Yu, S Yu, T Yuan, A Zegarelli, S Zhang, Z Zhang, P Zhelnin, P Zilberman

Abstract:

The IceCube Upgrade is an extension of the existing IceCube Neutrino Observatory and will be deployed in the 2025–2026 austral summer. It will significantly improve the sensitivity of the detector to atmospheric neutrino oscillations. The existing 86-string IceCube array contains a dense in-fill known as DeepCore which is optimized to measure neutrinos with energies down to a few GeV. The IceCube Upgrade will consist of seven new densely instrumented strings placed within the DeepCore volume to further enhance the performance in the GeV energy range. The additional strings will feature new optical modules, each containing multiple photomultiplier tubes (PMTs), in contrast to the existing modules that each contain a single PMT. This will more than triple the number of PMT channels with respect to the current IceCube configuration, allowing for improved detection efficiency and reconstruction performance at GeV energies. We describe necessary updates to simulation, event selection, and reconstruction to accommodate the higher data rates observed by the upgraded detector and the addition of multi-PMT modules. We determine the expected sensitivity of the IceCube Upgrade to the atmospheric neutrino oscillation parameters sin 2 θ 23 and Δ m 32 2 , the appearance of tau neutrinos and the neutrino mass ordering. The IceCube Upgrade will provide neutrino oscillation measurements that are of similar precision to those from accelerator experiments, while providing complementarity by probing higher energies and longer baselines, and with different sources of systematic uncertainties.