Superluminal motion in (semi)classical relativity
classification
🌀 gr-qc
astro-phphysics.space-ph
keywords
motiongeneralrelativitysuperluminalapparentlyappearancebodiescase
read the original abstract
The possibility is discussed of superluminal motion of non-tachyonic (i.e. moving with the instantaneous speed v<c) bodies within general relativity. It is shown that in some occasions quantum field theory apparently prohibits such motion, but not - to all appearance - in the general case.
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