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A.Siemiginowska

2 papers hereh-index 394 citations4 works total

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astro-ph2005

The hard X-ray view of Giga-Hertz Peaked Spectrum Radio Galaxies

M. Guainazzi, A. Siemiginowska, C. Stanghellini +3

We present the first broadband X-ray observations of four Giga-Hertz Peaked Spectrum (GPS) radio galaxies at redshift <~1 performed by Chandra and XMM-Newton. These observations mo…

astro-ph2004

Drilled by the jet? XMM-Newton discovers a Compton-thick AGN in the GPS galaxy Mkn668

M. Guainazzi, A. Siemiginowska, P. Rodriguez-Pascual +1

We report the XMM-Newton discovery of the first Compton-thick obscured AGN in a Broad Line Radio Galaxy, the Gigahertz Peaked-Spectrum source Mkn668 (OQ+208). The remarkably flat 2…

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