Phys. Rev. D 56, R6071–R6075 (1997)Do static sources outside a Schwarzschild black hole radiate?
We show that static sources coupled to a massless scalar field in Schwarzschild spacetime give rise to emission and absorption of zero-energy particles due to the presence of Hawking radiation. This is in complete analogy with the description of the bremsstrahlung by a uniformly accelerated charge from the coaccelerated observers’ point of view. The response rate of the source is found to coincide with that in Minkowski spacetime as a function of its proper acceleration. It is interesting that this quantum result appears to reflect the classical equivalence principle. © 1997 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevD.56.R6071
DOI:
10.1103/PhysRevD.56.R6071
PACS:
04.70.Dy, 04.62.+v
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