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Modern proposed atmospheric neutrino oscillation experiments, such as PINGU in the Antarctic ice or ORCA in Mediterranean sea water, aim for precision measurements of the oscillation parameters including the ordering of the neutrino masses.…

High Energy Physics - Phenomenology · Physics 2016-04-06 Walter Winter

We investigate the effect induced by neutrino oscillation on the dark matter indirect detection signal which consists in a muon neutrino flux produced by neutralino annihilation in the Earth core. We consider the neutrino oscillation…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nicolao Fornengo

The complete description of neutrino oscillations require the wave packet treatment. For terrestrial experiments the contribution from the interaction of neutrino with the Earth matter would modify oscillation pattern, i.e., the dependence…

High Energy Physics - Phenomenology · Physics 2012-06-06 Nan Qin , Bo-Qiang Ma

We investigate matter effects on highly relativistic neutrinos. The self-energy of neutrinos is determined in an electron or neutrino background taking into account resonance and finite width effects of the gauge bosons. We find minor…

High Energy Physics - Phenomenology · Physics 2009-11-11 Thomas Konstandin , Tommy Ohlsson

Matter effects on neutrino oscillations in both, a supernova and the Earth, change the observed supernova neutrino spectra. We calculate the expected number of supernova neutrino interactions for ICARUS, SK and SNO detectors as a function…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Bekman , J. Holeczek , J. Kisiel

We study the role that the future detection of the neutrino burst from a galactic supernova can play in the reconstruction of the neutrino mass spectrum. We consider all possible 3$\nu$ mass and flavor spectra which describe the solar and…

High Energy Physics - Phenomenology · Physics 2009-10-31 Amol S. Dighe , Alexei Yu. Smirnov

If neutrino oscillation plays a role in explaining the atmospheric neutrino deficit, then the same phenomenon would necessarily affect also the dark matter indirect-detection signal which consists in a muon-neutrino flux produced by…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nicolao Fornengo

The discovery of the non-zero value of $\theta_{13}$ has opened an exciting opportunity to probe the Earth's matter effects in three-flavor oscillations of atmospheric neutrinos. These matter effects depend on both neutrino energy and the…

High Energy Physics - Phenomenology · Physics 2026-02-02 Anuj Kumar Upadhyay

Observing matter effects in atmospheric neutrinos travelling through the entire mantle and core of the Earth is a promising way of enhancing our understanding of Earth's density structure. In that context we study the prospects of Earth…

High Energy Physics - Phenomenology · Physics 2023-09-25 Deepak Raikwal , Sandhya Choubey

We investigate the possibility to use the neutrinos coming from a future galactic supernova explosion to perform neutrino oscillation tomography of the Earth's core. We propose to use existing or planned detectors, resulting in an…

High Energy Physics - Phenomenology · Physics 2014-11-17 Manfred Lindner , Tommy Ohlsson , Ricard Tomas , Walter Winter

Atmospheric neutrinos travel very long distances through earth matter. It is expected that the matter effects lead to significant changes in the neutrino survival and oscillation probabilities. Initial analysis of atmospheric neutrino data…

High Energy Physics - Phenomenology · Physics 2022-09-07 Mohammad Nizam , Jaydeep Datta , Ali Ajmi , S. Uma Sankar

We calculate the expected galactic supernova neutrino signal at large next-generation underground detectors. At different epochs after the explosion, the primary fluxes can be quite different. For these primary neutrino fluxes, spectral…

High Energy Physics - Phenomenology · Physics 2010-08-03 Sandhya Choubey , Basudeb Dasgupta , Amol Dighe , Alessandro Mirizzi

In this paper, we investigate the effects of random fluctuations of the Earth matter density for long baselines on the neutrino oscillation transition probabilities. We especially identify relevant parameters characterizing the matter…

High Energy Physics - Phenomenology · Physics 2009-11-07 Bjorn Jacobsson , Tommy Ohlsson , Hakan Snellman , Walter Winter

We study electron-neutrino and electron-antineutrino signals from a supernova with strong magnetic field detected by a 100 kton liquid Ar detector. The change of neutrino flavors by resonant spin-flavor conversions, matter effects, and…

High Energy Astrophysical Phenomena · Physics 2015-05-30 Takashi Yoshida , Akira Takamura , Keiichi Kimura , Shio Kawagoe , Toshitaka Kajino , Hidekazu Yokomakura

That muon neutrinos $\nu_{\mu}$ oscillating into the mixture of tau neutrinos $\nu_{\tau}$ and sterile neutrinos $\nu_{s}$ has been studied to explain the atmospheric $\nu_{\mu}$ disappearance. In this scenario, the effect of Earth matter…

High Energy Physics - Phenomenology · Physics 2009-11-11 Pei-Hong Gu

Collective neutrino flavor transformations deep inside a supernova are sensitive to the neutrino mass hierarchy even at extremely small values of theta(13). Exploiting this effect, we show that comparison of the antineutrino signals from a…

High Energy Physics - Phenomenology · Physics 2008-11-26 Basudeb Dasgupta , Amol Dighe , Alessandro Mirizzi

A model-independent experimental signature for flavor oscillations in the neutrino signal from the next Galactic supernova (SN) would be the observation of Earth matter effects. We calculate the probability for observing a Galactic SN…

Astrophysics · Physics 2009-11-11 A. Mirizzi , G. G. Raffelt , P. D. Serpico

Variations around the average density and composition of the Earth mantle may affect long-baseline (anti)neutrino oscillations through matter effects. For baselines not exceeding a few thousand km, such effects are known to be very small,…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. L. Fogli , G. Lettera , E. Lisi

Earth medium effects in the three-neutrino oscillations of atmospheric neutrinos are observable under appropriate conditions. This paper generalizes the study of the medium effects and the possibility of their observation in the atmospheric…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. Bernabeu , S. Palomares-Ruiz , A. Perez , S. T. Petcov

Matter effects modify the mixing and the effective masses of neutrinos in a way which depends on the neutrino mass hierarchy. Consequently, for normal and inverted hierarchies the oscillations and flavor conversion results are different.…

High Energy Physics - Phenomenology · Physics 2013-12-30 Alexei Yu. Smirnov