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Casimir-Polder forces in the presence of the cosmic photon heat bath

F. Ferrer, J. A. Grifols

hep-pharXiv:hep-ph/9904394

Abstract

We study the effect of a photon background at finite temperature T on the Van der Waals interactions among neutral bodies. It turns out that the long-range Casimir-Polder force is unaffected for distances much less than T-1 and strongly enhanced for distances much above T-1.

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