General / Article


, Volume 17, Issue 3, pp 274-283

First online:

Conservation laws, equivalence principle and forbidden radiation modes

  • Cihan SaçlioğluAffiliated withFaculty of Engineering and Natural Sciences, Sabanci University Email author 

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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.


Radiation conservation laws equivalence principle