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Related papers: Recent Results from T2K

200 papers

We study the discovery potential for the mixing of heavy isospin-singlet neutrinos in extensions of the Tokai-to-Kamioka (T2K) experiment: The Tokai-to-Hyper-Kamiokande (T2HK), the Tokai-to-Hyper-Kamiokande-to-Korea (T2HKK), and a plan of…

High Energy Physics - Phenomenology · Physics 2018-01-17 Yugo Abe , Yusuke Asano , Naoyuki Haba , Toshifumi Yamada

This analysis aims to study inclusive neutrino-induced Neutral Current (NC) interactions that produce at least one neutral pion (${\pi}^0$) in the final state (incNC${\pi}^0$ ) in the T2K off-axis near detector ND280. The motivation for…

High Energy Physics - Experiment · Physics 2018-05-15 Anna Dabrowska

The Kamiokande II and IMB data on contained events induced by atmospheric neutrinos exhibit too low a ratio of muons to electrons, which has been interpreted as a possible indication of neutrino oscillations. At the same time, the recent…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Akhmedov , P. Lipari , M. Lusignoli

We compute up-down asymmetries for atmospheric neutrino induced electron and muon events in the SuperKamiokande detector for the following neutrino oscillation models: (A) maximally mixed $\nu_{\mu} - \nu_{\tau}$ or $\nu_{\mu} - \nu_s$, (B)…

High Energy Physics - Phenomenology · Physics 2011-03-10 R. Foot , R. R. Volkas , O. Yasuda

Neutrino oscillations in matter provide a unique probe of new physics. Leveraging the advent of neutrino appearance data from NOvA and T2K in recent years, we investigate the presence of CP-violating neutrino non-standard interactions in…

High Energy Physics - Phenomenology · Physics 2021-02-05 Peter B. Denton , Julia Gehrlein , Rebekah Pestes

It is shown that equal magnitudes of the transitions $\bar \nu_e \to \bar \nu_{\mu}$ and $\bar \nu_e \to \bar \nu_{\tau}$ in the disappearance of reactor $\bar \nu_e$ discovered in the KamLAND experiment just follows at $\theta_{23}=\pi/4$…

High Energy Physics - Phenomenology · Physics 2007-05-23 Anatoly Kopylov

I summarize here the results of a global fit to the full data set corresponding to 535 days of data of the Super-Kamiokande experiment as well as to all other experiments in order to compare the two most likely solutions to the atmospheric…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. C. Gonzalez-Garcia

In this paper we do a detailed $\chi^2$-analysis of the 848 days of Super-Kamiokande(SK) atmospheric neutrino data under the assumptions of $\nu_\mu - \nu_\tau$ oscillation and neutrino decay. For the latter we take the most general case of…

High Energy Physics - Phenomenology · Physics 2011-05-23 Sandhya Choubey , Srubabati Goswami

We study the possibility of measuring T (time reversal) violation in a future long baseline neutrino oscillation experiment. By assuming a neutrino factory as a staging scenario of a muon collider at the J-PARC site, we find that the $\nu_e…

High Energy Physics - Phenomenology · Physics 2024-12-10 Ryuichiro Kitano , Joe Sato , Sho Sugama

The T2K experiment is designed to study neutrino oscillation properties by directing a high intensity neutrino beam produced at J-PARC in Tokai, Japan, towards the large Super-Kamiokande detector located 295 km away, in Kamioka, Japan. The…

Instrumentation and Detectors · Physics 2015-03-17 T2K ND280 TPC collaboration

Recent results on neutrino oscillations and neutrino masses are presented. The most exciting news are the Super-Kamiokande measurements of atmospheric neutrinos, which show evidence for the neutrinos being massive. Various possible schemes…

High Energy Physics - Experiment · Physics 2007-05-23 Norbert Schmitz

Motivated by the recent SuperKamiokande results on atmospheric neutrinos, we incorporate massive neutrinos, with large angle oscillation between the second and third generations, in a theory with R-parity violating supersymmetry. The…

High Energy Physics - Phenomenology · Physics 2009-10-31 Biswarup Mukhopadhyaya

Super-Kamiokande collaboration assumes that the direction of every observed lepton coincides with the incoming direction of the incident neutrino, which is the fundamental basement throughout all their analysis on neutrino oscillation. We…

High Energy Physics - Experiment · Physics 2009-09-29 E. Konishi , Y. Minorikawa , V. I. Galkin , M. Ishiwata , I. Nakamura , N. Takahashi , M. Kato , A. Misaki

A search for the appearance of tau neutrinos from \mutau oscillations in the atmospheric neutrinos has been performed using 1489.2 days of atmospheric neutrino data from the Super-Kamiokande-I experiment. A best fit tau neutrino appearance…

High Energy Physics - Experiment · Physics 2008-11-26 Kamiokande Collaboration

The atmospheric neutrino data collected by the Super-Kamiokande experiment span about four decades in neutrino energy E, and are thus appropriate to probe the energy dependence of the oscillation wavelength \lambda associated to…

High Energy Physics - Phenomenology · Physics 2009-10-07 G. L. Fogli , E. Lisi , A. Marrone , G. Scioscia

A short review of the status of neutrino mixing and neutrino oscillations is given. The basics of neutrino mixing and oscillations is discussed. The latest evidences of neutrino oscillations obtained in the Super-Kamiokande and the SNO…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. M. Bilenky

After two decades of measurements, neutrino physics is now advancing into the precision era. Withthe long-baseline experiments designed to tackle current open questions, a new query arises: can atmospheric neutrino experiments also play a…

High Energy Physics - Phenomenology · Physics 2024-01-22 C. A. Argüelles , P. Fernández , I. Martínez-Soler , M. Jin

We study the impact of one light sterile neutrino on the prospective data expected to come from the two presently running long-baseline experiments T2K and NOvA when they will accumulate their full planned exposure. Introducing for the…

High Energy Physics - Phenomenology · Physics 2016-03-23 Sanjib Kumar Agarwalla , Sabya Sachi Chatterjee , Arnab Dasgupta , Antonio Palazzo

The recent results on the oscillation analyses of solar neutrino and the atmospheric neutrino measurements in Super-Kamiokande are presented. Recent status of the detector is also reported.

Astrophysics · Physics 2019-08-14 H. Sekiya

Upward-going muons observed by the Super-Kamiokande detector are produced by high-energy atmospheric neutrinos which interact in rock around the detector. Those which pass completely through the detector have a mean parent neutrino energy…

High Energy Physics - Experiment · Physics 2019-08-14 A. Habig