Articles with "cluster abundance" as a keyword



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Cold dark energy constraints from the abundance of galaxy clusters

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Published in 2018 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stx2549

Abstract: We constrain cold dark energy of negligible sound speed using galaxy cluster abundance observations. In contrast to standard quasi-homogeneous dark energy, negligible sound speed implies clustering of the dark energy fluid at all scales, allowing… read more here.

Keywords: dark energy; cold dark; cluster abundance; energy ... See more keywords