The authors derive and validate lensing-hardened estimators for stacked patchy screening measurements, show the unmitigated lensing bias dominates the ACT x unWISE signal, and place an upper bound on the screening amplitude.
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Bias hardened estimators of patchy screening profiles
The authors derive and validate lensing-hardened estimators for stacked patchy screening measurements, show the unmitigated lensing bias dominates the ACT x unWISE signal, and place an upper bound on the screening amplitude.