Fig. 21
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Distribution of column densities in the eFEDS hard (green dash-dotted lines), eFEDS hard-only (black solid line), and eRASS1 Hard-only (orange filled histogram) samples. The column densities from eFEDS are shown for the AGN sample presented in Nandra et al. (2025), and the eRASS1 hard-only column densities are from the UXClumpy fits presented in this work.
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