Cross-correlation of radio intensity maps with galaxy surveys offers a new probe of μeV-scale axion-like particle dark matter through stimulated radiative decay enhanced by CMB and extragalactic radio backgrounds.
Limits on axion-like particles from Mrk 421 with 4.5-year period observations by ARGO- YBJ and Fermi-LAT.Phys
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Axion-Like Particle Dark Matter Intensity Mapping: A New Probe via Cross-Correlation with Galaxy Surveys
Cross-correlation of radio intensity maps with galaxy surveys offers a new probe of μeV-scale axion-like particle dark matter through stimulated radiative decay enhanced by CMB and extragalactic radio backgrounds.