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In this letter, we study the potential of boosting the atmospheric neutrino experiments sensitivity to the neutrino mass ordering (NMO) sensitivity by incorporating inelasticity measurements. We show how this observable improves the…

High Energy Physics - Phenomenology · Physics 2024-02-22 Santiago Giner Olavarrieta , Miaochen Jin , Carlos A. Argüelles , Pablo Fernández , Ivan Martínez-Soler

The IceCube Neutrino Observatory measured a flux of high-energy astrophysical neutrinos in several detection channels. The energy spectrum is fitted as unbroken power-law, but different best-fit parameters were obtained in the various…

High Energy Astrophysical Phenomena · Physics 2019-08-27 Joeran Stettner

We study in detail the sensitivity of neutrino oscillation probabilities to the fundamental neutrino parameters and their possible determination through experiments. The first part of the paper is devoted to the broad theme of isolating…

High Energy Physics - Phenomenology · Physics 2009-11-11 D. Indumathi , M. V. N. Murthy , G. Rajasekaran , Nita Sinha

The IceCube-Gen2 Neutrino Observatory is proposed to extend the all-flavour energy range of IceCube beyond PeV energies. It will comprise two key components: I) An enlarged 8$\,$km$^3$ in-ice optical Cherenkov array to measure the…

High Energy Astrophysical Phenomena · Physics 2023-08-03 Felix Schlüter , Simona Toscano

The potential of future high statistics atmospheric neutrino experiments is considered, having in mind currently discussed huge detectors of various technologies (water Cerekov, magnetized iron, liquid Argon). I focus on the possibility to…

High Energy Physics - Phenomenology · Physics 2009-04-17 Thomas Schwetz

After the neutrino mixing angle $\theta_{13}$ has been precisely measured by the reactor antineutrino experiments, one of the most important open questions left in neutrino physics is the neutrino mass hierarchy. Jiangmen Underground…

Instrumentation and Detectors · Physics 2016-05-03 Guang Yang

We explore a possibility to measure the CP-violating phase $\delta$ using multi-megaton scale ice or water Cherenkov detectors with low, $(0.2 - 1)$ GeV, energy threshold assuming that the neutrino mass hierarchy is identified. We elaborate…

High Energy Physics - Phenomenology · Physics 2015-05-21 Soebur Razzaque , A. Yu. Smirnov

High-energy atmospheric muon neutrinos are detected by the IceCube Neutrino Observatory with a high rate of almost a hundred thousand events per year. Being mainly produced in meson decays in cosmic-ray-induced air showers in the upper…

High Energy Astrophysical Phenomena · Physics 2025-07-09 Shuyang Deng

The flavor of cosmic neutrinos may help unveil their sources and could reveal the presence of new physics in the neutrino sector. We consider the impacts of next-generation neutrino detectors, including the planned upgrade to neutrino…

High Energy Astrophysical Phenomena · Physics 2016-04-13 Ian M. Shoemaker , Kohta Murase

The IceCube Neutrino Observatory has observed a diffuse flux of astrophysical neutrinos with energies from TeV to a few PeV. Recent IceCube analyses have limited sensitivity to PeV neutrinos because upward-going neutrino fluxes are…

High Energy Astrophysical Phenomena · Physics 2021-08-02 Yang Lyu

We show that measurements of the spectral shape and flavor ratios of high energy astrophysical neutrinos at neutrino telescopes can be sensitive to the details of the neutrino mass mechanism. We propose a simple model for Majorana neutrino…

High Energy Physics - Phenomenology · Physics 2014-08-19 Kfir Blum , Anson Hook , Kohta Murase

We assess the potential of using presupernova neutrino signals at the Jiangmen Underground Neutrino Observatory (JUNO) to probe the yet-unknown neutrino mass hierarchy. Using models for stars of 12, 15, 20, and 25 solar masses, we find that…

High Energy Astrophysical Phenomena · Physics 2019-09-04 Gang Guo , Yong-Zhong Qian , Alexander Heger

The neutrino mass hierarchy, presently unknown, is a powerful discriminator among various classes of unification theories. We show that the $\nu_{\mu} + \bar{\nu}_\mu$ survival rate in atmospheric events can provide a novel method of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Raj Gandhi , Pomita Ghoshal , Srubabati Goswami , Poonam Mehta , S Uma Sankar

We show that by combining high precision measurements of the atmospheric delta m^2 in both the electron and muon neutrino (or anti-neutrino) disappearance channels one can determine the neutrino mass hierarchy. The required precision is a…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hiroshi Nunokawa , Stephen Parke , Renata Zukanovich Funchal

The hypothesis of two different components in the high-energy neutrino flux observed with IceCube has been proposed to solve the tension among different data-sets and to account for an excess of neutrino events at 100 TeV. In addition to a…

High Energy Physics - Phenomenology · Physics 2020-09-03 Ariane Dekker , Marco Chianese , Shin'ichiro Ando

Building on earlier studies, we investigate the possibility to determine the type of neutrino mass spectrum (i.e., "the neutrino mass hierarchy") in a high statistics reactor electron antineutrino experiment with a relatively large…

High Energy Physics - Phenomenology · Physics 2011-03-28 Pomita Ghoshal , S. T. Petcov

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 show that study of the atmospheric neutrinos in the 10--100 GeV energy range by DeepCore sub-array of the IceCube Neutrino Observatory can substantially constrain the mixing of sterile neutrinos of mass $\sim 1$ eV with active neutrinos.…

High Energy Physics - Phenomenology · Physics 2012-05-22 Soebur Razzaque , A. Yu. Smirnov

Non-standard interactions in the propagation of neutrinos in matter can lead to significant deviations from expectations within the standard neutrino oscillation framework and atmospheric neutrino detectors have been considered to set…

High Energy Physics - Phenomenology · Physics 2017-03-08 Jordi Salvado , Olga Mena , Sergio Palomares-Ruiz , Nuria Rius

Oscillation interpretation of the results from the LSND, MiniBooNE and some other experiments requires existence of sterile neutrino with mass $\sim 1$ eV and mixing with the active neutrinos $|U_{\mu 0}|^2 \sim (0.02 - 0.04)$. It has been…

High Energy Physics - Phenomenology · Physics 2011-08-10 Soebur Razzaque , A. Yu. Smirnov