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Insertion of STC into TRT at the Department of Physics, Oxford
Credit: CERN

Professor Dr.rer.nat. Dipl.Phys. Alfons Weber FInstP, MA Ox

Visiting Professor

Research theme

  • Fundamental particles and interactions

Sub department

  • Particle Physics

Research groups

  • Accelerator Neutrinos
Alfons.Weber@physics.ox.ac.uk
Telephone: +49 (6131) 39 24175
Denys Wilkinson Building
AlfonsWeber@JGUMainz
  • About
  • Research
  • Teaching
  • Committees
  • Publications

Observation of electron neutrino appearance in a muon neutrino beam.

Phys Rev Lett 112:6 (2014) 061802

Authors:

K Abe, J Adam, H Aihara, T Akiri, C Andreopoulos, S Aoki, A Ariga, T Ariga, S Assylbekov, D Autiero, M Barbi, GJ Barker, G Barr, M Bass, M Batkiewicz, F Bay, SW Bentham, V Berardi, BE Berger, S Berkman, I Bertram, S Bhadra, FDM Blaszczyk, A Blondel, C Bojechko, S Bordoni, SB Boyd, D Brailsford, A Bravar, C Bronner, N Buchanan, RG Calland, J Caravaca Rodríguez, SL Cartwright, R Castillo, MG Catanesi, A Cervera, D Cherdack, G Christodoulou, A Clifton, J Coleman, SJ Coleman, G Collazuol, K Connolly, L Cremonesi, A Dabrowska, I Danko, R Das, S Davis, P de Perio, G De Rosa, T Dealtry, SR Dennis, C Densham, F Di Lodovico, S Di Luise, O Drapier, T Duboyski, K Duffy, F Dufour, J Dumarchez, S Dytman, M Dziewiecki, S Emery, A Ereditato, L Escudero, AJ Finch, L Floetotto, M Friend, Y Fujii, Y Fukuda, AP Furmanski, V Galymov, A Gaudin, S Giffin, C Giganti, K Gilje, D Goeldi, T Golan, JJ Gomez-Cadenas, M Gonin, N Grant, D Gudin, DR Hadley, A Haesler, MD Haigh, P Hamilton, D Hansen, T Hara, M Hartz, T Hasegawa, NC Hastings, Y Hayato, C Hearty, RL Helmer, M Hierholzer, J Hignight, A Hillairet, A Himmel, T Hiraki, S Hirota, J Holeczek, S Horikawa, K Huang, AK Ichikawa, K Ieki, M Ieva, M Ikeda, J Imber, J Insler, TJ Irvine, T Ishida, T Ishii, SJ Ives, K Iyogi, A Izmaylov, A Jacob, B Jamieson, RA Johnson, JH Jo, P Jonsson, CK Jung, AC Kaboth, T Kajita, H Kakuno, J Kameda, Y Kanazawa, D Karlen, I Karpikov, E Kearns, M Khabibullin, A Khotjantsev, D Kielczewska, T Kikawa, A Kilinski, J Kim, J Kisiel, P Kitching, T Kobayashi, L Koch, A Kolaceke, A Konaka, LL Kormos, A Korzenev, K Koseki, Y Koshio, I Kreslo, W Kropp, H Kubo, Y Kudenko, S Kumaratunga, R Kurjata, T Kutter, J Lagoda, K Laihem, I Lamont, M Laveder, M Lawe, M Lazos, KP Lee, C Licciardi, T Lindner, C Lister, RP Litchfield, A Longhin, L Ludovici, M Macaire, L Magaletti, K Mahn, M Malek, S Manly, AD Marino, J Marteau, JF Martin, T Maruyama, J Marzec, EL Mathie, V Matveev, K Mavrokoridis, E Mazzucato, M McCarthy, N McCauley, KS McFarland, C McGrew, C Metelko, M Mezzetto, P Mijakowski, CA Miller, A Minamino, O Mineev, S Mine, A Missert, M Miura, L Monfregola, S Moriyama, Th A Mueller, A Murakami, M Murdoch, S Murphy, J Myslik, T Nagasaki, T Nakadaira, M Nakahata, T Nakai, K Nakamura, S Nakayama, T Nakaya, K Nakayoshi, D Naples, C Nielsen, M Nirkko, K Nishikawa, Y Nishimura, HM O'Keeffe, R Ohta, K Okumura, T Okusawa, W Oryszczak, SM Oser, RA Owen, Y Oyama, V Palladino, V Paolone, D Payne, GF Pearce, O Perevozchikov, JD Perkin, Y Petrov, LJ Pickard, ES Pinzon Guerra, C Pistillo, P Plonski, E Poplawska, B Popov, M Posiadala, J-M Poutissou, R Poutissou, P Przewlocki, B Quilain, E Radicioni, PN Ratoff, M Ravonel, MAM Rayner, A Redij, M Reeves, E Reinherz-Aronis, F Retiere, A Robert, PA Rodrigues, P Rojas, E Rondio, S Roth, A Rubbia, D Ruterbories, R Sacco, K Sakashita, F Sánchez, F Sato, E Scantamburlo, K Scholberg, J Schwehr, M Scott, Y Seiya, T Sekiguchi, H Sekiya, D Sgalaberna, M Shiozawa, S Short, Y Shustrov, P Sinclair, B Smith, RJ Smith, M Smy, JT Sobczyk, H Sobel, M Sorel, L Southwell, P Stamoulis, J Steinmann, B Still, Y Suda, A Suzuki, K Suzuki, SY Suzuki, Y Suzuki, T Szeglowski, R Tacik, M Tada, S Takahashi, A Takeda, Y Takeuchi, HK Tanaka, HA Tanaka, MM Tanaka, D Terhorst, R Terri, LF Thompson, A Thorley, S Tobayama, W Toki, T Tomura, Y Totsuka, C Touramanis, T Tsukamoto, M Tzanov, Y Uchida, K Ueno, A Vacheret, M Vagins, G Vasseur, T Wachala, AV Waldron, CW Walter, D Wark, MO Wascko, A Weber, R Wendell, RJ Wilkes, MJ Wilking, C Wilkinson, Z Williamson, JR Wilson, RJ Wilson, T Wongjirad, Y Yamada, K Yamamoto, C Yanagisawa, S Yen, N Yershov, M Yokoyama, T Yuan, A Zalewska, J Zalipska, L Zambelli, K Zaremba, M Ziembicki, ED Zimmerman, M Zito, J Zmuda, T2K Collaboration

Abstract:

The T2K experiment has observed electron neutrino appearance in a muon neutrino beam produced 295 km from the Super-Kamiokande detector with a peak energy of 0.6 GeV. A total of 28 electron neutrino events were detected with an energy distribution consistent with an appearance signal, corresponding to a significance of 7.3σ when compared to 4.92±0.55 expected background events. In the Pontecorvo-Maki-Nakagawa-Sakata mixing model, the electron neutrino appearance signal depends on several parameters including three mixing angles θ12, θ23, θ13, a mass difference Δm(32)(2) and a CP violating phase δ(CP). In this neutrino oscillation scenario, assuming |Δm(32)(2)|=2.4×10(-3)  eV(2), sin(2)θ(23)=0.5, and Δm322>0 (Δm(32)(2)<0), a best-fit value of sin(2)2θ(13)=0.140(-0.032)(+0.038) (0.170(-0.037)(+0.045)) is obtained at δ(CP)=0. When combining the result with the current best knowledge of oscillation parameters including the world average value of θ(13) from reactor experiments, some values of δ(CP) are disfavored at the 90% C.L.
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A novel segmented-scintillator antineutrino detector

JOURNAL OF INSTRUMENTATION 12 (2017) ARTN P04024

Authors:

Y Abreu, Y Amhis, L Arnold, G Ban, W Beaumont, M Bongrand, D Boursette, JM Buhour, BC Castle, K Clark, B Coupe, AS Cucoanes, D Cussans, A De Roeck, J D'Hondt, D Durand, M Fallot, S Fresneau, L Ghys, L Giot, B Guillon, G Guilloux, S Ihantola, X Janssen, S Kalcheva, LN Kalousis, E Koonen, M Labare, G Lehaut, J Mermans, I Michiels, C Moortgat, D Newbold, J Park, K Petridis, IA Pinera, G Pommery, L Popescu, G Pronost, J Rademacker, A Reynolds, D Ryckbosch, N Ryder, D Saunders, YA Shitov, M-H Schune, PR Scovell, L Simard, A Vacheret, S Van Dyck, P Van Mulders, N van Remortel, S Vercaemer, A Waldron, A Weber, F Yermia, S Collaboration
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Details from ORA
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Measument of the Mass and Width of the W boson at LEP

European Physical Journal C 45 (2006) 569-587

Authors:

AJ Weber, P. Achard, O. Adriani, M. Aguilar-Benitze
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CVC AND PCAC IN NEUTRINO LEPTON INTERACTIONS

NUCLEAR PHYSICS B 359:2-3 (1991) 262-282

Authors:

A WEBER, LM SEHGAL
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First measurement of neutron capture multiplicity in neutrino-oxygen neutral-current quasi-elastic-like interactions using an accelerator neutrino beam

ArXiv 2505.22547 (2025)

Authors:

T2K Collaboration, K Abe, S Abe, R Akutsu, H Alarakia-Charles, YI Alj Hakim, S Alonso Monsalve, L Anthony, M Antonova, S Aoki, KA Apte, T Arai, T Arihara, S Arimoto, Y Asada, Y Ashida, N Babu, G Barr, D Barrow, P Bates, M Batkiewicz-Kwasniak, V Berardi, L Berns, S Bordoni, SB Boyd, C Bronner, A Bubak, M Buizza Avanzini, JA Caballero, NF Calabria, S Cao, D Carabadjac, SL Cartwright, MP Casado, MG Catanesi, J Chakrani, A Chalumeau, PS Chong, A Chvirova, G Collazuol, F Cormier, A Cudd, D D'ago, C Dalmazzone, T Daret, P Dasgupta, C Davis, Yu I Davydov, A De Roeck, G De Rosa, T Dealtry, C Densham, A Dergacheva, R Dharmapal Banerjee, F Di Lodovico, G Diaz Lopez, S Dolan, D Douqa, TA Doyle, O Drapier, KE Duffy, J Dumarchez, K Dygnarowicz, A Eguchi, J Elias, S Emery-Schrenk, G Erofeev, A Ershova, G Eurin, D Fedorova, S Fedotov, M Feltre, L Feng, D Ferlewicz, AJ Finch, G Fiorillo, MD Fitton, JM Franco Patiño, M Friend, Y Fujii, Y Fukuda, Y Furui, L Giannessi, C Giganti, V Glagolev, M Gonin, J González Rosa, K Gorshanov, M Guigue, DR Hadley, JT Haigh, S Han, DA Harris, T Hasegawa, S Hassani, Y Hayato, I Heitkamp, D Henaff, Y Hino, M Hogan, J Holeczek, A Holin, T Holvey, NT Hong Van, T Honjo, K Hosokawa, J Hu, AK Ichikawa, K Ieki, M Ikeda, T Ishida, M Ishitsuka, A Izmaylov, SJ Jenkins, C Jesús-Valls, M Jia, JJ Jiang, JY Ji, P Jonsson, S Joshi, AC Kaboth, T Kajita, H Kakuno, J Kameda, S Karpova, VS Kasturi, Y Kataoka, T Katori, Y Kawamura, M Kawaue, E Kearns, M Khabibullin, T Kikawa, S King, V Kiseeva, J Kisiel, L Kneale, H Kobayashi, L Koch, S Kodama, M Kolupanova, A Konaka, LL Kormos, Y Koshio, T Koto, K Kowalik, Y Kudo, R Kurjata, V Kurochka, M Kuze, M La Commara, L Labarga, M Lachat, K Lachner, J Lagoda, SM Lakshmi, M Lamers James, A Langella, J-F Laporte, L Lavitola, M Lawe, Y Lee, D Leon Silverio, S Levorato, SV Lewis, C Lin, SL Liu, W Li, A Longhin, KR Long, A Lopez Moreno, L Ludovici, X Lu, T Lux, L Magaletti, K Mahn, KK Mahtani, M Mandal, S Manly, AD Marino, DGR Martin, M Martini, T Matsubara, R Matsumoto, V Matveev, C Mauger, K Mavrokoridis, N McCauley, J McKean, A Mefodiev, P Mehta, L Mellet, S Miki, EW Miller, A Minamino, S Mine, J Mirabito, M Miura, S Moriyama, S Moriyama, P Morrison, Th A Mueller, D Munford, A Muñoz, L Munteanu, Y Nagai, T Nakadaira, K Nakagiri, M Nakahata, Y Nakajima, KD Nakamura, Y Nakano, S Nakayama, T Nakaya, K Nakayoshi, CER Naseby, DT Nguyen, VQ Nguyen, S Nishimori, Y Nishimura, Y Noguchi, T Nosek, P Novella, JC Nugent, HM O'Keeffe, L O'Sullivan, R Okazaki, W Okinaga, K Okumura, T Okusawa, N Onda, N Ospina, L Osu, Y Oyama, V Paolone, J Pasternak, M Pfaff, L Pickering, B Popov, AJ Portocarrero Yrey, M Posiadala-Zezula, YS Prabhu, H Prasad, F Pupilli, B Quilain, PT Quyen, E Radicioni, B Radics, MA Ramirez, PN Ratoff, M Reh, C Riccio, E Rondio, S Roth, N Roy, L Russo, A Rychter, W Saenz, K Sakashita, EM Sandford, Y Sato, T Schefke, CM Schloesser, K Scholberg, M Scott, Y Seiya, T Sekiguchi, H Sekiya, D Sgalaberna, M Shiozawa, Y Shiraishi, A Shvartsman, N Skrobova, K Skwarczynski, D Smyczek, M Smy, JT Sobczyk, H Sobel, FJP Soler, AJ Speers, R Spina, Y Stroke, IA Suslov, A Suzuki, SY Suzuki, M Tada, S Tairafune, A Takeda, Y Takeuchi, K Takifuji, HK Tanaka, H Tanigawa, A Teklu, VV Tereshchenko, N Thamm, N Tran, T Tsukamoto, Y Uchida, M Vagins, M Varghese, E Villa, U Virginet, T Vladisavljevic, T Wachala, D Wakabayashi, HT Wallace, JG Walsh, L Wan, D Wark, A Weber, R Wendell, MJ Wilking, C Wilkinson, JR Wilson, K Wood, C Wret, J Xia, K Yamamoto, T Yamamoto, T Yamamoto, C Yanagisawa, T Yano, N Yershov, U Yevarouskaya, M Yokoyama, Y Yoshimoto, N Yoshimura, R Zaki, A Zalewska, J Zalipska, G Zarnecki, J Zhang, XY Zhao, H Zhong, T Zhu, M Ziembicki, ED Zimmerman, M Zito, S Zsoldos
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