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.
Forecasts for decaying dark matter from cross-correlation between line intensity map- ping and large scale structures surveys.Eur
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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.