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20212023
most citedTransient obscuration event captured in NGC~3227 II. Warm absorbers and obscuration events in archival XMM-Newton and NuSTAR observations

24 citations · 90 across the 8 of their papers we have counts for

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astro-ph.GA2023★ 7 cited

Transient obscuration event captured in NGC 3227 IV. Origin of the obscuring cloud variability

S. Grafton-Waters, J. Mao, M. Mehdipour +13

Obscuration events in type I active galactic nuclei (AGN) have been detected more frequently in recent years. The strong flux decrease in the soft X-ray band between observations h…