Time-Varying alpha and Particle Physics
classification
✦ hep-ph
astro-phhep-th
keywords
explainedfinealphaarguecannotconstantcosmicfield
read the original abstract
We argue that models in which an observable variation of the fine structure constant is explained by motion of a cosmic scalar field, are not stable under renormalization, and require massive fine tuning that cannot be explained by any known mechanism.
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