Cosmological constraints on additional light neutrinos and neutral gauge bosons

M. C. Gonzalez-Garcia; J. W.F. Valle

doi:10.1016/0370-2693(90)90426-7

Cosmological constraints on additional light neutrinos and neutral gauge bosons

M. C. Gonzalez-Garcia
, J. W.F. Valle

Institute for Theoretical Physics

University of Valencia

Research output: Contribution to journal › Article › peer-review

22 Scopus citations

Abstract

We analyse the cosmological constraints that follow from primordial nucleosynthesis on E₆ models with additional light neutrinos and a light neutral gauge boson Z′. These constraints are often tighter than existing laboratory limits.

Original language	English
Pages (from-to)	163-169
Number of pages	7
Journal	Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume	240
Issue number	1-2
DOIs	https://doi.org/10.1016/0370-2693(90)90426-7
State	Published - Apr 19 1990

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title = "Cosmological constraints on additional light neutrinos and neutral gauge bosons",

abstract = "We analyse the cosmological constraints that follow from primordial nucleosynthesis on E6 models with additional light neutrinos and a light neutral gauge boson Z′. These constraints are often tighter than existing laboratory limits.",

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AU - Valle, J. W.F.

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N2 - We analyse the cosmological constraints that follow from primordial nucleosynthesis on E6 models with additional light neutrinos and a light neutral gauge boson Z′. These constraints are often tighter than existing laboratory limits.

AB - We analyse the cosmological constraints that follow from primordial nucleosynthesis on E6 models with additional light neutrinos and a light neutral gauge boson Z′. These constraints are often tighter than existing laboratory limits.

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JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

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Cosmological constraints on additional light neutrinos and neutral gauge bosons

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