An Hα–X-ray surface-brightness correlation for filaments in cooling-flow clusters

LEO's

Nature Astronomy, Published online: 27 January 2025; doi:10.1038/s41550-024-02473-8

A strong positive correlation between the warm and hot phases of extended filaments in massive galaxies within cooling-flow clusters supports theoretical models of active galactic nucleus feedback as the origin of these multiphase structures.

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