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Related papers: Supernova Neutrinos

200 papers

A nearby core collapse supernova will produce a burst of neutrinos in several detectors worldwide. With reasonably high probability, the Earth will shadow the neutrino flux in one or more detectors. In such a case, for allowed oscillation…

Instrumentation and Methods for Astrophysics · Physics 2010-04-06 Kate Scholberg , Armin Burgmeier , Roger Wendell

An new method of calculating the energy spectrum of neutrinos and antineutrinos produced in the electron-positron annihilation processes in hot stellar plasma is presented. Detection of these neutrinos, produced copiously in the…

Astrophysics · Physics 2007-05-23 M. Misiaszek , A. Odrzywolek , M. Kutschera

A very massive star with a carbon-oxygen core in the range of $64$ M$_{\odot}<M_{\mathrm{CO}}<133$ M$_{\odot}$ is expected to undergo a very different kind of explosion known as a pair instability supernova. Pair instability supernovae are…

High Energy Astrophysical Phenomena · Physics 2017-11-22 Warren P. Wright , Matthew S. Gilmer , Carla Fröhlich , James P. Kneller

The cross sections for neutrino scattering off the 12C and 16O nuclei are calculated within the framework of the continuum Random Phase Approximation. A model to consider also the final state interactions is developed. Total…

Nuclear Theory · Physics 2009-11-11 Antonio Botrugno , Giampaolo Co'

Precise measurement of neutrino oscillations, and hence the determination of their masses demands a quantitative understanding of neutrino-nucleus interactions. To this aim, two-body meson-exchange currents have to be accounted for along…

Nuclear Theory · Physics 2016-04-20 A. Lovato , O. Benhar , J. Carlson , S. Gandolfi , Steven C. Pieper , N. Rocco , R. Schiavilla

Interpretation and understanding of the evidence for neutrino oscillations depends on knowledge of the atmospheric neutrino beam. In this talk I assess how well various features are known. The goal is to determine to what extent…

High Energy Physics - Phenomenology · Physics 2011-05-12 T. K. Gaisser

After considering the supernova shock effects, the Mikheyev-Smirnov-Wolfenstein effects, the neutrino collective effects, and the Earth matter effects, the detection of supernova neutrinos at China Spallation Neutron Sources is studied and…

High Energy Physics - Phenomenology · Physics 2016-03-29 Ming-Yang Huang , Xin-Heng Guo , Bing-Lin Young

We present an updated estimate of reactor antineutrino signal all over the world, with particular attention to the sites proposed for existing and future geo-neutrino experiment. In our calculation we take into account the most updated data…

High Energy Physics - Experiment · Physics 2014-03-18 B. Ricci , F. Mantovani , M. Baldoncini , J. Esposito , L. Ludhova , S. Zavatarelli

The IceCube Neutrino Observatory is a 1 $km^{3}$ detector currently under construction at the South Pole. Searching for high energy neutrinos from unresolved astrophysical sources is one of the main analysis strategies used in the search…

High Energy Astrophysical Phenomena · Physics 2010-06-04 Sean Grullon

This paper discusses evidence for neutrino oscillations obtained from measurements with solar neutrinos and reactor neutrinos.

Nuclear Experiment · Physics 2009-11-10 A. B. McDonald

We study the neutral-current neutrino scattering for four nuclei in the iron region. We evaluate the cross sections for the relevant temperatures during the supernova core collapse and derive Gamow-Teller distributions from large-scale…

Nuclear Theory · Physics 2009-11-07 J. M. Sampaio , K. Langanke , G. Martinez-Pinedo , D. J. Dean

To study the capabilities of supernova neutrino detectors, the instantaneous spectra are often represented by a quasi-thermal distribution of the form f(E) = E^alpha e^{-(alpha+1)E/E_{av}} where E_{av} is the average energy and alpha a…

Solar and Stellar Astrophysics · Physics 2013-05-30 Irene Tamborra , Bernhard Mueller , Lorenz Huedepohl , Hans-Thomas Janka , Georg Raffelt

The possibilities of detecting high energy neutrinos through inclined showers produced in the atmosphere are addressed with an emphasis on the detection of air showers by arrays of particle detectors. Rates of inclined showers produced by…

Astrophysics · Physics 2011-05-12 Enrique Zas

The $\nu_e-^{56}$Fe cross section is evaluated in the projected quasiparticle random phase approximation (PQRPA). This model solves the puzzle observed in RPA for nuclei with mass around $^{12}$C, because it is the only RPA model that…

Nuclear Theory · Physics 2008-11-26 A. R. Samana , C. A. Bertulani

New predictions for the anti-neutrino flux emitted by nuclear reactors suggest that reactor experiments may have measured a deficit in the anti-neutrino flux, which can be interpreted in terms of oscillations between the known active…

High Energy Physics - Phenomenology · Physics 2011-09-29 Joachim Kopp , Michele Maltoni , Thomas Schwetz

It is shown that several ratios of neutral to charged current cross sections are determined accurately, because the largest contribution is determined by isospin symmetry and the smaller terms are estimated from data or theoretical…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. A. Paschos

Signatures of neutrino and antineutrino signals from stellar collapse in heavy water detectors are contrasted with those in water detectors. The effects of mixing, especially due to the highly dense matter in the supernova core, are…

High Energy Physics - Phenomenology · Physics 2011-08-17 Gautam Dutta , D. Indumathi , M. V. N. Murthy , G. Rajasekaran

Over the last several years, experiments have conclusively demonstrated that neutrinos are massive and that they mix. There is now direct evidence for $\nu_e$s from the Sun transforming into other active flavors while en route to the Earth.…

High Energy Physics - Experiment · Physics 2009-11-11 A. W. P. Poon

The description of nuclear reactions induced by supernova neutrinos has witnessed significant progress during the recent years. At the energies and momentum transfers relevant for supernova neutrinos neutrino-nucleus cross sections are…

Nuclear Theory · Physics 2015-10-28 K. G. Balasi , K. Langanke , G. Martínez-Pinedo

The role of a resonant $\nu_e$-$\nu_s$ oscillation is discussed in the event of a supernova explosion. It is concluded that a significant $\nu_e$-$\nu_s$ mixing may hinder the ability of the supernova to explode. It may also cool the…

High Energy Physics - Phenomenology · Physics 2011-06-10 Xiangdong Shi , Guenter Sigl