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Phys. Rev. D 63, 064032 (2001) [9 pages]

Asymptotic power-law tails of massive scalar fields in a Reissner-Nordström background

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Hiroko Koyama* and Akira Tomimatsu
Department of Physics, Nagoya University, Nagoya 464-8602, Japan

Received 5 December 2000; published 23 February 2001

We investigate the dominant late-time tail behavior of massive scalar fields in a nearly extreme Reissner-Nordström background. It is shown that the oscillatory tail of the scalar fields has the decay rate of t-5/6 at asymptotically late times. The physical mechanism by which the asymptotic t-5/6 tail is generated and the relation between the field mass and the time scale when the tail begins to dominate are discussed in terms of resonance backscattering due to space-time curvature.

© 2001 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.63.064032
DOI:
10.1103/PhysRevD.63.064032
PACS:
04.20.Ex, 04.70.Bw

*Email address: hiroko@allegro.phys.nagoya-u.ac.jp

Email address: atomi@allegro.phys.nagoya-u.ac.jp