A Non-degenerate Scattering Theory for the Wave Equation on Extremal Reissner–Nordström
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DOI: 10.1007/s00220-020-03857-3
Abstract: It is known that sub-extremal black hole backgrounds do not admit a (bijective) non-degenerate scattering theory in the exterior region due to the fact that the redshift effect at the event horizon acts as an… read more here.
Keywords: theory wave; equation extremal; non degenerate; wave equation ... See more keywords