Resurrection of large lepton number asymmetries from neutrino flavor oscillations

6533b852fe1ef96bd12ab8bf

RESEARCH PRODUCT

Resurrection of large lepton number asymmetries from neutrino flavor oscillations

William H. Kinney Wan-il Park Gabriela Barenboim

subject

Physics Particle physics Cosmology and Nongalactic Astrophysics (astro-ph.CO)Physics::Instrumentation and Detectors 010308 nuclear & particles physics High Energy Physics::Lattice Astrophysics::High Energy Astrophysical Phenomena High Energy Physics::Phenomenology FOS: Physical sciences 01 natural sciences Lepton number Nuclear physics High Energy Physics - Phenomenology High Energy Physics - Phenomenology (hep-ph)Big Bang nucleosynthesis 0103 physical sciences Measurements of neutrino speed High Energy Physics::Experiment Neutrino 010306 general physics Neutrino oscillation Flavor Astrophysics - Cosmology and Nongalactic Astrophysics

description

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).

year	journal	country	edition	language
2016-09-06	Physical Review D

https://doi.org/10.1103/physrevd.95.043506

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