Browsing by Author "Garcia, J. A."

Browsing by Author "Garcia, J. A."

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    A low-flux state in IRAS 00521−7054 seen with NuSTAR and XMM–Newton: relativistic reflection and an ultrafast outflow 
    Walton, Dominic; Nardini, Emanuele; Gallo, Luigi C.; Reynolds, M. T.; Ricci, C.; Dauser, Thomas; Fabian, Andrew C.; Garcia, J. A.; Harrison, F. A.; Risaliti, G.; Stern, D. (Oxford University PressRoyal Astronomical Society, 2019-01-16)
    We present results from a deep, coordinated XMM–Newton + NuSTAR observation of the Seyfert 2 galaxy IRAS 00521−7054. The NuSTAR data provide the first detection of this source in ...

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    Nuclear spallation in active galaxies 
    Gallo, Luigi. C.; Randhawa, J. S.; Waddell, S. G. H.; Hani, M. H.; Garcia, J. A.; Reynolds, C.S. (Oxford University Press, 2019-01-25)
    A number of works point to the presence of narrow emission features at unusual energies in the X-ray spectra of active galactic nuclei or to potentially low iron abundances as possible evidence for the spallation of iron. ...