Detecting X-ray QPOs in Active Galaxies
arXiv:astro-ph/0506456 · doi:10.1016/j.asr.2005.02.064
Abstract
Since EXOSAT produced the first good quality X-ray light curves of Seyfert galaxies there have been several claims of quasi-periodic oscillations (QPOs). None of these have withstood repeated analyses and observations. We review some problems concerning the detection of QPOs.
7 pages. 1 figure. Accepted for publication on Advances in Space Research, Special Issue Proceedings of 35th COSPAR (Paris, France, 18-25 July 2004)