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Authors |
Marek A Abramowicz W. Kluzniak M. Bursa P. Rebusco G. Torok |
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Published in | Revista Mexicana de Astronomía y Astrofísica (Serie de Conferencias) |
Volume | 27 |
Pages | 8-17 |
Publication year | 2007 |
Published at |
Department of Physics (GU) |
Pages | 8-17 |
Language | en |
Links |
adsabs.harvard.edu/abs/2007RMxAC..2... |
Keywords | Black holes, neutron stars, X-ray variability |
Subject categories | Physical Sciences |
The resonance model proposed in 2000 by Kluzniak and Abra-mo-wicz, explains the twin peak, high frequency, quasi periodic oscillations (HF QPOs) observed in the X-ray flux from black hole and neutron stars, as a non-linear resonance in modes of oscillations of accretion flows in strong gravity. While several important physical questions remain unanswered, recent observations of HF QPOs provide direct evidence of non-linear resonances. This article gives an up to date (May 2006) review of what has been explained, and what has not been explained, by the resonance model.