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Lorentz Invariance Breakdown and Constraints from Big-Bang Nucleosynthesis
classification
🌌 astro-ph
gr-qc
keywords
lorentzabundancebig-bangboundsbreakdowncoefficientscolladayconstraints
read the original abstract
The Standard Model Extension formulated by Colladay and Kosteleck\'y is reviewed in the framework of the $^4He$ primordial abundance. Upper bounds on coefficients for the Lorentz violation are derived using the present observational data.
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