publication . Article . Preprint . 2016

Resurrection of large lepton number asymmetries from neutrino flavor oscillations

William H. Kinney; Wan-Il Park; Gabriela Barenboim;
Open Access
  • Published: 06 Sep 2016 Journal: Physical Review D, volume 95 (issn: 2470-0010, eissn: 2470-0029, Copyright policy)
  • Publisher: American Physical Society (APS)
We numerically solve the evolution equations of neutrino three-flavor density matrices, and show that, even if neutrino oscillations mix neutrino flavors, large lepton number asymmetries are still allowed in certain limits by Big Bang Nucleosynthesis (BBN).
arXiv: High Energy Physics::ExperimentHigh Energy Physics::PhenomenologyAstrophysics::High Energy Astrophysical PhenomenaPhysics::Instrumentation and DetectorsHigh Energy Physics::Lattice
free text keywords: High Energy Physics - Phenomenology, Astrophysics - Cosmology and Nongalactic Astrophysics, Nuclear physics, Matrix (mathematics), Physics, Cosmic background radiation, Big Bang nucleosynthesis, Lepton number, Neutrino oscillation, Particle physics, Measurements of neutrino speed, Neutrino, Physics beyond the Standard Model
Funded by
The Elusives Enterprise: Asymmetries of the Invisible Universe
  • Funder: European Commission (EC)
  • Project Code: 674896
  • Funding stream: H2020 | MSCA-ITN-ETN
EC| InvisiblesPlus
  • Funder: European Commission (EC)
  • Project Code: 690575
  • Funding stream: H2020 | MSCA-RISE
NSF| Physics at the Frontier: Collider and Cosmology
  • Funder: National Science Foundation (NSF)
  • Project Code: 1417317
  • Funding stream: Directorate for Mathematical & Physical Sciences | Division of Physics
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