500 citations · 4k across the 75 of their papers we have counts for
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astro-ph.HE2019★ 52 cited
The nuclear environment of the NLS1 Mrk 335: obscuration of the X-ray line emission by a variable outflow
M. L. Parker, A. L. Longinotti, N. Schartel +12
We present XMM-Newton, NuSTAR, Swift and Hubble Space Telescope observations of the Narrow-line Seyfert 1 galaxy Mrk 335 in a protracted low state in 2018 and 2019. The X-ray flux…
astro-ph.GA2019★ 2 cited
Swift, NuStar and XMM-Newton observations of the NLS1 galaxy RX J2317.8-4422 in an extreme X-ray low flux state
Dirk Grupe, S. Komossa., Luigi Gallo +6
We report the discovery of RX J2317.8-4422 in an extremely low X-ray flux state by the Neil Gehrels Swift observatory in 2014 April/May. In total, the low-energy X-ray emission dro…