XMM

XMM-Newton first-light observations of the Hickson galaxy group 16XMM-Newton observation of an unusual iron line in the quasar Markarian 205The XMM-Newton wide-field survey in the COSMOS field: I. Survey descriptionXMM-Newton detection of a Comptonized accretion disc in the quasar PKS 0558$-$504Reflection Grating Spectrometer on board XMMThe XMM-Newton wide-field survey in the COSMOS field. The point-like X-ray source catalogueThe XMM-Newton wide-field survey in the COSMOS field: V. Angular Clustering of the X-ray Point SourcesXMM-Newton/Sloan Digital Sky Survey: Star Formation Efficiency in Galaxy Clusters and Constraints on the Matter-density ParameterThe synthesis of the cosmic X-ray background in the Chandra and XMM-Newton eraThe XMM-Newton wide-field survey in the COSMOS field: III. optical identification and multiwavelength properties of a large sample o...