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Stars of ~8-100 solar masses end their lives as core-collapse supernovae (SNe). In the process they emit a powerful burst of neutrinos, produce a variety of elements, and leave behind either a neutron star or a black hole. The wide mass…

高能天体物理现象 · 物理学 2018-01-30 Yong-Zhong Qian

New effects of nontrivial neutrino electromagnetic properties are investigated on the basis of exact solutions of the modified Dirac equations for neutrinos in dense magnetized rotating matter. The effect of spatial separation of different…

高能物理 - 唯象学 · 物理学 2014-06-11 Alexander Studenikin , Ilya Tokarev

The neutrino propagation in neutron stars is studied in the framework of the linear response method. The medium effects are treated in the non-relativistic Brueckner-Hartree-Fock approach either in the mean-field approximation or in the…

核理论 · 物理学 2014-11-18 Caiwan Shen , U. Lombardo , N. Van Giai , W. Zuo

Neutrinos produced during a supernova explosion induce reactions on abundant nuclei in the outer stellar shells and contribute in this way to the synthesis of the elements in the Universe. This neutrino nucleosynthesis process has been…

高能天体物理现象 · 物理学 2019-06-25 Karlheinz Langanke , Gabriel Martinez-Pinedo , Andre Sieverding

The main stages in the evolution of a neutron star, from its birth as a proto-neutron star, to its old age as a cold, catalyzed configuration, are described. A proto-neutron star is formed in the aftermath of a successful supernova…

天体物理学 · 物理学 2007-05-23 M. Prakash , J. M. Lattimer , J. A. Pons , A. W. Steiner , S. Reddy

Nuclear reactions induced by stable and/or radioactive neutron-rich nuclei provide the opportunity to pin down the equation of state of neutron-rich matter, especially the density ($\rho$) dependence of its isospin-dependent part, i.e., the…

核理论 · 物理学 2017-08-23 Bao-An Li , Lie-Wen Chen , Che Ming Ko , Andrew W. Steiner

A nascent neutron star resulting from stellar collapse is a prodigious source of neutrinos of all flavors. While the most basic features of this neutrino emission can be estimated from simple considerations, the detailed simulation of the…

天体物理学 · 物理学 2008-11-26 Christian Y. Cardall

Neutrino-matter interaction rates are central to the core collapse phenomenon and, perhaps, to the viability of the mechanism of core-collapse supernova explosions. In this paper we catalog and discuss the major neutrino scattering,…

天体物理学 · 物理学 2007-05-23 Adam Burrows , Todd A. Thompson

Current long baseline experiments aim at measuring neutrino oscillation parameters with a high precision. A critical quantity is the neutrino energy which can not be measured directly but has to be reconstructed from the observed hadrons. A…

核理论 · 物理学 2009-04-03 T. Leitner , O. Buss , U. Mosel , L. Alvarez-Ruso

In this chapter, we provide an overview of the physics of colliding black holes and neutron stars and of the impact of neutrinos on these systems. Observations of colliding neutron stars play an important role in nuclear astrophysics today.…

高能天体物理现象 · 物理学 2026-03-03 Francois Foucart

In the standard supernova picture, type Ib/c and type II supernovae are powered by the potential energy released in the collapse of the core of a massive star. In studying supernovae, we primarily focus on the ejecta that makes it beyond…

天体物理学 · 物理学 2009-06-23 Chris L. Fryer

Forces with a large radius of interaction can have a significant impact on the equation of state of matter. Low-mass neutrinos generate a long-range potential due to the exchange of neutrino pairs. We discuss a possible relationship between…

核理论 · 物理学 2023-05-23 M. I. Krivoruchenko

Cross sections are calculated for neutrino scattering off heavy nuclei at energies below 50 MeV. The theory of Fermi liquid is applied to estimate the rate of neutrino-nucleon elastic and inelastic scattering in a nuclear medium in terms of…

核理论 · 物理学 2008-11-26 Gennady I. Lykasov , Vadim A. Bednyakov

In a core collapse supernova, collective oscillations of neutrinos emitted by the proto-neutron star significantly modifies the partition of energy between different flavors in a way which is potentially important for the nucleosynthesis of…

高能天体物理现象 · 物理学 2017-03-29 T. Bulmus , Y. Pehlivan

This review demonstrates that neutrino emission from dense hadronic component in neutron stars is subject of strong modifications due to collective effects in the nuclear matter. With the most important in-medium processes incorporated in…

天体物理学 · 物理学 2009-09-25 D. N. Voskresensky

Neutrinos are produced during stellar evolution by means of thermal and thermonuclear processes. We model the cumulative neutrino flux expected at Earth from all stars in the Milky Way: the Galactic stellar neutrino flux (GS$\nu$F). We…

太阳与恒星天体物理 · 物理学 2026-01-08 Pablo Martínez-Miravé , Irene Tamborra

We propose the model of a short-lived very powerful source of high energy neutrinos. It is formed as a result of the dynamical evolution of a galactic nucleus prior to its collapse into a massive black hole and formation of high-luminosity…

天体物理学 · 物理学 2010-12-03 V. S. Berezinsky , V. I. Dokuchaev

We explore the role of neutrinos in a Quark Nova explosion. We study production of neutrinos during this event, their propagation and their interactions with the surrounding quark matter and neutron-rich envelope. We address relevant…

天体物理学 · 物理学 2009-10-02 Petteri Keranen , Rachid Ouyed , Prashanth Jaikumar

After a successful core collapse supernova (CCSN) explosion, a hot dense proto-neutron star (PNS) is left as a remnant. Over a time of twenty or so seconds, this PNS emits the majority of the neutrinos that come from the CCSN, contracts,…

高能天体物理现象 · 物理学 2018-04-25 Luke F. Roberts , Sanjay Reddy

We consider the effect of non-standard neutrino interactions (NSI, for short) on the propagation of neutrinos through the supernova (SN) envelope within a three-neutrino framework and taking into account the presence of a neutrino…

高能物理 - 唯象学 · 物理学 2010-04-06 A. Esteban-Pretel , R. Tomas , J. W. F. Valle