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Non-Detection of kHz QPOs in GX 9+1 and GX 9+9

Published online by Cambridge University Press:  25 May 2016

Rudy Wijnands
Affiliation:
Astronomical Institute, University of Amsterdam
Michiel van der Klis
Affiliation:
Astronomical Institute, University of Amsterdam
Jan van Paradijs
Affiliation:
Astronomical Insitute, University of Amsterdam, and Department of Physics, University of Alabama at Huntsville

Extract

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In numerous low-mass X-ray binaries quasi-periodic oscillations (QPOs) between 300 and 1200 Hz have been discovered (the kHz QPOs; see van der Klis 1997 for a recent review on kHz QPOs). Here we present the search for kHz QPOs in the atoll sources GX 9+1 and GX 9+9.

Type
Session 3: Diagnostics of High Gravity Objects with X- and Gamma Rays
Copyright
Copyright © Kluwer 1998 

References

Miller, C., Lamb, F. K., & Psaltis, D. 1997, ApJ, submitted (astro-ph/9609157) Google Scholar
Smale, A. P., Zhang, W., White, N., ApJ, 483L, 119 Google Scholar
Van der Klis, M. 1997, to appear in Proceedings of the NATO Advanced Study Institute “The many faces of neutron stars”, Lipari, Italy, 1996 (astro-ph/9710016) Google Scholar
Wijnands, R. A. D. et al. 1997, ApJ, 479L, 141 CrossRefGoogle Scholar