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)
Abstract
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).
Subjects
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
EC| ELUSIVES
Project
ELUSIVES
The Elusives Enterprise: Asymmetries of the Invisible Universe
  • Funder: European Commission (EC)
  • Project Code: 674896
  • Funding stream: H2020 | MSCA-ITN-ETN
,
EC| InvisiblesPlus
Project
InvisiblesPlus
InvisiblesPlus
  • Funder: European Commission (EC)
  • Project Code: 690575
  • Funding stream: H2020 | MSCA-RISE
,
NSF| Physics at the Frontier: Collider and Cosmology
Project
  • Funder: National Science Foundation (NSF)
  • Project Code: 1417317
  • Funding stream: Directorate for Mathematical & Physical Sciences | Division of Physics
37 references, page 1 of 3

z Wanil.Park@uv.es [1] K. A. Olive et al. [Particle Data Group Collaboration],

Chin. Phys. C 38, 090001 (2014). doi:10.1088/1674-

1137/38/9/090001 [2] P. A. R. Ade et al. [Planck Collaboration],

arXiv:1502.01589 [astro-ph.CO]. [3] A. Riotto and G. Senjanovic, Phys. Rev. Lett.

79, 349 (1997) doi:10.1103/PhysRevLett.79.349 [hep-

ph/9702319]. [4] B. Bajc, A. Riotto and G. Senjanovic, Phys. Rev. Lett.

81, 1355 (1998) doi:10.1103/PhysRevLett.81.1355 [hep-

ph/9710415]. [5] J. Liu and G. Segre, Phys. Lett. B 338, 259 (1994).

doi:10.1016/0370-2693(94)91375-7 [6] J. March-Russell, H. Murayama and A. Riotto, JHEP

9911, 015 (1999) doi:10.1088/1126-6708/1999/11/015

[hep-ph/9908396]. [7] F. Iocco, G. Mangano, G. Miele, O. Pisanti

and P. D. Serpico, Phys. Rept. 472, 1 (2009)

doi:10.1016/j.physrep.2009.02.002 [arXiv:0809.0631

[astro-ph]]. [8] R. H. Cyburt, B. D. Fields, K. A. Olive and

T. H. Yeh, Rev. Mod. Phys. 88, 015004 (2016)

37 references, page 1 of 3
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