Abstract
A thin shell can separate an interior region of Riemannian geometry from an exterior spherically symmetric Weyl space. We explore the possibility that a charged particle propagating in the gravitational field outside this thin shell could emit Cerenkov radiation. Some astrophysical scenarios in which such effect could arise are discussed.
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Feoli, A., Lambiase, G. Letter: Cerenkov Radiation from a Charged Particle in a Weyl–Dirac Theory. General Relativity and Gravitation 34, 2163–2170 (2002). https://doi.org/10.1023/A:1021147804668
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DOI: https://doi.org/10.1023/A:1021147804668