Suppression of proton decay in quantum gravity

The bound on the proton lifetime is one of a small handful of observations that constrains physics not far from the Planck scale. This calls for a calculation of the proton lifetime in quantum gravity. Here, we calculate how quantum fluctuations of the metric impact four-fermion interactions which m...

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Bibliographic Details
Main Authors: Astrid Eichhorn, Shouryya Ray
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S037026932400087X