, Volume 17, Issue 3, pp 274-283

Conservation laws, equivalence principle and forbidden radiation modes

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Abstract

There are standard proofs showing there can be no monopole electromagnetic radiation and no dipole gravitational radiation. We supplement these with a global topological argument for the former, and a local argument based directly on the principle of equivalence for the latter.

Cihan Saçlioğlu teaches physics at Sabanci University, Istanbul, Turkey. His research interests include solutions of Yang-Mills, Einstein and Seiberg-Witten equations and group theoretical aspects of string theory.