Light speed variation with brane/string-inspired space-time foam

Recently a series of studies on high energy gamma-ray burst (GRB) photons suggest a light speed variation with linear energy dependence at the Lorentz violation scale of 3.6×1017 GeV, with subluminal propagation of high energy photons in cosmological space. We propose stringy space–time foam as a po...

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Bibliographic Details
Main Authors: Chengyi Li, Bo-Qiang Ma
Format: Article
Language:English
Published: Elsevier 2021-07-01
Series:Results in Physics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211379721005039