Linear stability of Einstein Skyrme black holes

1992
6 pages
Published in:
  • Phys.Lett.B 285 (1992) 21-26
  • Published: 1992

Citations per year

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Abstract: (Elsevier)
We analyze the linear stability of black hole solutions of the Einstein-Skyrme system. These solutions, which we have recently found numerically, provide counter examples to the “no hair” conjecture for black holes of non-linear matter models. We show that there exist only oscillating radial modes (satisfying the necessary boundary conditions at the horizon and at infinity), with the possible exception of a small region of the two-dimensional parameter space of the black hole configurations. Some numerical evidence for non-linear stability is also discussed.
  • black hole
  • stability: linear
  • Skyrme model
  • Schroedinger equation: solution
  • effective potential