Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Standard

Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion. / Syvolap, Vsevolod; Ruchayskiy, Oleg; Boyarsky, Alexey.

I: Physical Review D, Bind 106, Nr. 1, 015017, 19.07.2022.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Syvolap, V, Ruchayskiy, O & Boyarsky, A 2022, 'Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion', Physical Review D, bind 106, nr. 1, 015017. https://doi.org/10.1103/PhysRevD.106.015017

APA

Syvolap, V., Ruchayskiy, O., & Boyarsky, A. (2022). Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion. Physical Review D, 106(1), [015017]. https://doi.org/10.1103/PhysRevD.106.015017

Vancouver

Syvolap V, Ruchayskiy O, Boyarsky A. Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion. Physical Review D. 2022 jul. 19;106(1). 015017. https://doi.org/10.1103/PhysRevD.106.015017

Author

Syvolap, Vsevolod ; Ruchayskiy, Oleg ; Boyarsky, Alexey. / Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion. I: Physical Review D. 2022 ; Bind 106, Nr. 1.

Bibtex

@article{a28419c5f0514b3094b53a58ee79ae38,
title = "Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion",
abstract = "We investigate how hypothetical particles-sterile neutrinos-can be produced in the interior of exploding supernovae via the resonant conversion of nu over bar mu and nu over bar tau. The novelty of our treatment lies in the proper account of the resulting lepton number diffusion. We compute the yield of sterile neutrinos and find that even after taking into account backreaction, sterile neutrinos can carry out a sizeable fraction of the total energy of the explosion comparable to that of active neutrinos. The production is, however, sensitive to the temperature in the inner supernovae regions, making robust predictions of challenging. In order to understand whether this production affects supernova evolution and can therefore be constrained, detailed simulations including the effects of sterile neutrinos are needed.",
keywords = "EQUATION-OF-STATE, DARK-MATTER, INERT NEUTRINOS, NEUTRON-STAR, OSCILLATIONS, EVOLUTION, PROGENITOR, AXIONS, BOUNDS, SIMULATIONS",
author = "Vsevolod Syvolap and Oleg Ruchayskiy and Alexey Boyarsky",
year = "2022",
month = jul,
day = "19",
doi = "10.1103/PhysRevD.106.015017",
language = "English",
volume = "106",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "American Physical Society",
number = "1",

}

RIS

TY - JOUR

T1 - Resonance production of keV sterile neutrinos in core-collapse supernovae and lepton number diffusion

AU - Syvolap, Vsevolod

AU - Ruchayskiy, Oleg

AU - Boyarsky, Alexey

PY - 2022/7/19

Y1 - 2022/7/19

N2 - We investigate how hypothetical particles-sterile neutrinos-can be produced in the interior of exploding supernovae via the resonant conversion of nu over bar mu and nu over bar tau. The novelty of our treatment lies in the proper account of the resulting lepton number diffusion. We compute the yield of sterile neutrinos and find that even after taking into account backreaction, sterile neutrinos can carry out a sizeable fraction of the total energy of the explosion comparable to that of active neutrinos. The production is, however, sensitive to the temperature in the inner supernovae regions, making robust predictions of challenging. In order to understand whether this production affects supernova evolution and can therefore be constrained, detailed simulations including the effects of sterile neutrinos are needed.

AB - We investigate how hypothetical particles-sterile neutrinos-can be produced in the interior of exploding supernovae via the resonant conversion of nu over bar mu and nu over bar tau. The novelty of our treatment lies in the proper account of the resulting lepton number diffusion. We compute the yield of sterile neutrinos and find that even after taking into account backreaction, sterile neutrinos can carry out a sizeable fraction of the total energy of the explosion comparable to that of active neutrinos. The production is, however, sensitive to the temperature in the inner supernovae regions, making robust predictions of challenging. In order to understand whether this production affects supernova evolution and can therefore be constrained, detailed simulations including the effects of sterile neutrinos are needed.

KW - EQUATION-OF-STATE

KW - DARK-MATTER

KW - INERT NEUTRINOS

KW - NEUTRON-STAR

KW - OSCILLATIONS

KW - EVOLUTION

KW - PROGENITOR

KW - AXIONS

KW - BOUNDS

KW - SIMULATIONS

U2 - 10.1103/PhysRevD.106.015017

DO - 10.1103/PhysRevD.106.015017

M3 - Journal article

VL - 106

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 1

M1 - 015017

ER -

ID: 325827435