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Neutrinos coming from the Sun's core are now measured with a high precision, and fundamental neutrino oscillations parameters are determined with a good accuracy. In this work, we estimate the impact that a new neutrino physics model, the…

Solar and Stellar Astrophysics · Physics 2017-02-03 Ilídio Lopes

We give the first self-consistent calculation of the effect of the scattered neutrino halo on flavor evolution in supernovae. Our example case is an O-Ne-Mg core collapse supernova neutronization neutrino burst. We find that the addition of…

High Energy Astrophysical Phenomena · Physics 2013-05-01 John F. Cherry , J. Carlson , Alexander Friedland , George M. Fuller , Alexey Vlasenko

We report results from a series of three-dimensional (3D) rotational core-collapse simulations for $11.2$ and 27 $M_{/odot}$ stars employing neutrino transport scheme by the isotropic diffusion source approximation. By changing the initial…

High Energy Astrophysical Phenomena · Physics 2016-07-13 Tomoya Takiwaki , Kei Kotake , Yudai Suwa

Based on the magnetorotational model of a supernova explosion with core collapse, we investigate the significant processes of neutrino heating of the supernova shock. These processes should be taken into account in self-consistent modeling,…

Astrophysics · Physics 2007-05-23 A. A. Gvozdev , I. S. Ognev

The upcoming galactic core-collapse supernova is expected to produce a considerable number of neutrino events within terrestrial detectors. By using Bayesian inference techniques, we address the feasibility of distinguishing among various…

High Energy Astrophysical Phenomena · Physics 2024-01-22 Sajad Abbar , Maria Cristina Volpe

Neutrinos are excellent probes of the inner structures of supernovas. However, an understanding of their dynamics remains incomplete, which is crucial for properly interpreting the detector data. The huge matter density inside a core…

High Energy Astrophysical Phenomena · Physics 2025-06-03 Indrajit Ghose , Amitabha Lahiri

We have explored the impact of sterile neutrino dark matter on core-collapse supernova explosions. We have included oscillations between electron neutrinos or mixed $\mu,\tau$ neutrinos and right-handed sterile neutrinos into a supernova…

High Energy Astrophysical Phenomena · Physics 2016-04-11 Grant J. Mathews , MacKenzie Warren , Jun Hidaka , Toshitaka Kajino

We explore the effect of the neutrino magnetic moment on neutrino scattering with matter in a core-collapse Supernova. We study the impact both on the neutrino fluxes and on the electron fraction. We find that sizeable modifications require…

Astrophysics · Physics 2008-11-26 A. B. Balantekin , C. Volpe , J. Welzel

A dense neutrino gas, such as the one anticipated in the supernova environment, can experience fast neutrino flavor conversions on scales much shorter than those expected in vacuum probably provided that the angular distributions of $\nu_e$…

High Energy Astrophysical Phenomena · Physics 2020-02-26 Sajad Abbar , Huaiyu Duan , Kohsuke Sumiyoshi , Tomoya Takiwaki , Maria Cristina Volpe

Black hole accretion disks can form through the collapse of rotating massive stars. These disks produce large numbers of neutrinos and antineutrinos of electron flavor that can influence energetics and nucleosynthesis. Neutrinos are…

High Energy Physics - Phenomenology · Physics 2015-06-05 A. Malkus , J. P. Kneller , G. C. McLaughlin , R. Surman

Neutron-star mergers can launch mildly relativistic to moderately relativistic outflows whose interaction with the ejecta can reshape kilonova emission. We parametrically study magnetically powered outbursts from long-lived merger remnants,…

High Energy Astrophysical Phenomena · Physics 2026-05-06 Yuan Feng , Oleg Korobkin , Elias R. Most , Ananda F. Smith , Christopher J. Fontes

In environments with high dense neutrino gases, such as in core-collapse supernovae, the neutrinos can experience collective neutrino oscillation due to their self-interactions. In particular, fast flavor conversion driven by the crossings…

High Energy Physics - Phenomenology · Physics 2021-11-01 Masamichi Zaizen , Taiki Morinaga

It was recently realized that three-flavor effects could peculiarly modify the development of spectral splits induced by collective oscillations, for supernova neutrinos emitted during the cooling phase of a protoneutron star. We…

High Energy Physics - Phenomenology · Physics 2014-11-20 Basudeb Dasgupta , Alessandro Mirizzi , Irene Tamborra , Ricard Tomas

The resonant transition effects MSW and NSFP for three flavour Majorana neutrinos in a supernova are considered, where the transition magnetic moments are likely to play a relevant role in neutrino physics. In this scenario, the deformed…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Esposito , V. Fiorentino , G. Mangano , G. Miele

We consider the supernova shock effects, the Mikheyev-Smirnov-Wolfenstein (MSW) effects, the collective effects, and the Earth matter effects in the detection of type II supernova neutrinos on the Earth. It is found that the event number of…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Ming-Yang Huang , Xin-Heng Guo , Bing-Lin Young

Several current projects aim at building a large water-Cherenkov detector, with a fiducial volume about 20 times larger than in the current Super-Kamiokande experiment. These projects include the Underground nucleon decay and Neutrino…

High Energy Physics - Phenomenology · Physics 2009-10-07 G. L. Fogli , E. Lisi , A. Mirizzi , D. Montanino

Neutrino propagation through a turbulent medium can be highly non-adiabatic leading to distinct signatures in the survival probabilities. A core-collapse supernova can be host to a number of hydrodynamic instabilities which occur behind the…

High Energy Physics - Phenomenology · Physics 2025-07-02 Mainak Mukhopadhyay , Manibrata Sen

A variety of neutrino flavour conversion phenomena occur in core-collapse supernova, due to the large neutrino density close to the neutrinosphere, and the importance of the neutrino-neutrino interaction. Three different regimes have been…

Solar and Stellar Astrophysics · Physics 2015-05-27 Sebastien Galais , Cristina Volpe

Recently, stellar collapse involving black hole formation from massive stars is suggested to emit enormous fluxes of neutrinos on par with ordinary core-collapse supernovae. We investigate their detectability for the currently operating…

Astrophysics · Physics 2014-11-18 Ken'ichiro Nakazato , Kohsuke Sumiyoshi , Hideyuki Suzuki , Shoichi Yamada

A core-collapse supernova will produce an enormous burst of neutrinos of all flavors in the few-tens-of-MeV range. Measurement of the flavor, time and energy structure of a nearby core-collapse neutrino burst will yield answers to many…

Instrumentation and Methods for Astrophysics · Physics 2012-11-20 Kate Scholberg