Electromagnetic absorption cross section of Reissner-Nordström black holes

Luís C. B. Crispino and Ednilton S. Oliveira
Phys. Rev. D 78, 024011 – Published 7 July 2008

Abstract

The absorption cross section of Reissner-Nordström black holes for the electromagnetic field is computed numerically for arbitrary frequencies. The numerical results are in excellent agreement with the low- and high-frequency limits, which are obtained with analytical methods. Special emphasis is given to the extreme Reissner-Nordström black hole case.

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  • Received 13 May 2008

DOI:https://doi.org/10.1103/PhysRevD.78.024011

©2008 American Physical Society

Authors & Affiliations

Luís C. B. Crispino*

  • Faculdade de Física, Universidade Federal do Pará, 66075-110, Belém, PA, Brazil

Ednilton S. Oliveira

  • Faculdade de Física, Universidade Federal do Pará, 66075-110, Belém, PA, Brazil and Instituto de Física, Universidade de São Paulo, CP 66318, 05315-970, São Paulo, SP, Brazil

  • *crispino@ufpa.br
  • ednilton@fma.if.usp.br

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Issue

Vol. 78, Iss. 2 — 15 July 2008

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