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The Chandra Deep Protocluster Survey: Evidence for an Enhancement in the AGN Activity in the SSA22 Protocluster at z = 3 09

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Academic year: 2020

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Figure 1. Adaptively smoothed 0.5–8 keV Chandra image (with boundaries shown as a dashed polygon) of the SSA22 field
Figure 2. Effective photon index ( Γ eff ) vs. rest-frame 8–32 keV luminosity for X-ray–detected SSA22 and CDF field comparison samples
Figure 3. Cumulative fraction of galaxies harboring an AGN with rest-frame 8–32 keV luminosity larger than the given value (i.e., the AGN fraction, f C ) for (a) LBGs in the SSA22 protocluster (z = 3.06–3.12; circles) and CDF-N plus SSA22 field (triangles)
Figure 4. Top panel: Rest-frame absolute H-band magnitude M H for LBGs in our sample that were IRAC detected (filled circles with 1σ error bars); X-ray–

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