English
Related papers

Related papers: Neutrino emission due to Cooper pairing in neutron…

200 papers

Neutrino emission caused by singlet Cooper pairing of baryons in neutron stars is recalculated by accurately taking into account for conservation of the vector weak currents. The neutrino emissivity via the vector weak currents is found to…

Astrophysics · Physics 2010-11-05 L. B. Leinson , A. Perez

The neutrino emission due to formation and breaking of Cooper pairs of protons in superconducting cores of neutron stars is considered with taking into account the electromagnetic coupling of protons to ambient electrons. It is shown that…

High Energy Physics - Phenomenology · Physics 2011-07-19 L. B. Leinson

The neutrino energy emission rate due to formation of Cooper pairs of neutrons and protons in the superfluid cores of neutron stars is studied. The cases of singlet-state pairing with isotropic superfluid gap and triplet-state pairing with…

Astrophysics · Physics 2011-05-23 D. G. Yakovlev , A. D. Kaminker , K. P. Levenfish

The neutrino emission due to formation and breaking of Cooper pairs of protons in superconducting cores of neutron stars is considered with taking into account the electromagnetic coupling of protons to ambient electrons. Our calculation…

High Energy Physics - Phenomenology · Physics 2017-08-23 L. B. Leinson

The process of neutrino-pair radiation due to formation and breaking of Cooper pairs of protons in superconducting cores of neutron stars is considered with taking into account of the electromagnetic coupling of protons to ambient…

High Energy Physics - Phenomenology · Physics 2009-10-31 L. B. Leinson

Neutrino emission due to the pair breaking and formation processes in the bulk triplet superfluid in neutron stars is investigated with taking into account of anomalous weak interactions. We consider the problem in the BCS approximation…

Solar and Stellar Astrophysics · Physics 2010-04-06 L. B. Leinson

A brief review is given of the current state of the problem of neutrino pair emission through neutral weak currents caused by the Cooper pairs breaking and formation (PBF) in superfluid baryon matter at thermal equilibrium. The cases of…

Nuclear Theory · Physics 2018-05-14 Lev B. Leinson

We calculate the neutrino energy emission rate due to singlet-state pairing of protons in the neutron star cores taking into account the relativistic correction to the non-relativistic rate. The non-relativistic rate is numerically small,…

Astrophysics · Physics 2011-05-23 A. D. Kaminker , P. Haensel , D. G. Yakovlev

The minimal cooling paradigm for neutron star cooling assumes that enhanced cooling due to neutrino emission from any direct Urca process, due either to nucleons or to exotica such as hyperons, Bose condensates, or deconfined quarks, does…

Solar and Stellar Astrophysics · Physics 2009-12-08 Dany Page , James M. Lattimer , Madappa Prakash , Andrew W. Steiner

Neutrino energy losses through neutral weak currents in the triplet-spin superfluid neutron liquid are studied for the case of condensate involving several magnetic quantum numbers. Low-energy excitations of the multicomponent condensate in…

High Energy Physics - Phenomenology · Physics 2011-10-25 L. B. Leinson

We calculate and provide analytic fits of the factors which describe the reduction of the neutrino emissivity of modified Urca and nucleon-nucleon bremsstrahlung processes by superfluidity of neutrons and protons in neutron-star cores. We…

Astrophysics · Physics 2011-07-19 M. E. Gusakov

The influence of the admixture of the $^{3}F_{2}$ state onto collective spin oscillations and neutrino emission processes in the triplet superfluid neutron liquid is studied in the BCS approximation. The eigen mode of spin oscillations with…

Nuclear Theory · Physics 2011-10-11 L. B. Leinson

Neutrino emission in processes of breaking and formation of neutron and proton Cooper pairs is calculated within the Larkin-Migdal-Leggett approach for a superfluid Fermi liquid. We demonstrate explicitly that the Fermi-liquid…

Nuclear Theory · Physics 2008-11-26 E. E. Kolomeitsev , D. N. Voskresensky

Neutrino emission drives neutron star cooling for the first several hundreds of years after its birth. Given the low energy ($\sim$ keV) nature of this process, one expects very few nonstandard particle physics contributions which could…

Astrophysics · Physics 2009-11-10 Prashanth Jaikumar , K. R. S. Balaji , Charles Gale

For the low energy Standard Model neutrino-matter interactions, we calculate neutrino pair ($\nu\bar\nu$) emissivites in superfluid quark matter. Just below the critical temperature, Cooper pairs continuously break and recombine, resulting…

Astrophysics · Physics 2009-11-06 Prashanth Jaikumar , Madappa Prakash

For neutron stars with hyperon-mixed core, neutrino emissivity is studied under the equation of state, obtained by introducing repulsive three-body force universal for all baryons so as to assure the maximum mass compatible with the…

Nuclear Theory · Physics 2009-11-10 T. Takatsuka , R. Tamagaki

We examine the influence of the anisotropy of the superfluid energy gap and residual Fermi-liquid interactions in the triplet-correlated neutron liquid onto neutrino energy losses through neutral weak currents. The neutrino-pair emission…

Nuclear Theory · Physics 2013-02-12 L. B. Leinson

{We calculate the neutrino emissivity of superfluid neutron matter in the inner crust of neutron stars. We find that neutrino emission due to fluctuations resulting from the formation of Cooper pairs at finite temperature is highly…

Nuclear Theory · Physics 2009-01-21 Andrew W. Steiner , Sanjay Reddy

The linear response of a neutron spin-triplet superfluid onto external weak axial-vector field is studied for the case of $^{3}P_{2}$ pairing with a projection of the total angular momentum $m_{j}=0$. The problem is considered in the BCS…

Solar and Stellar Astrophysics · Physics 2014-11-20 L. B. Leinson

We simulate cooling of superfluid neutron stars with nucleon cores where direct Urca process is forbidden. We adopt density dependent critical temperatures $T_{cp}(\rho)$ and $T_{cn}(\rho)$ of singlet-state proton and triplet-state neutron…

Astrophysics · Physics 2009-11-10 M. E. Gusakov , A. D. Kaminker , D. G. Yakovlev , O. Y. Gnedin
‹ Prev 1 2 3 10 Next ›