Imprints of Oscillatory Bispectra on Galaxy Clustering
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DOI: 10.1088/1475-7516/2018/09/003
Abstract: Long-short mode coupling during inflation, encoded in the squeezed bispectrum of curvature perturbations, induces a dependence of the local, small-scale power spectrum on long-wavelength perturbations, leading to a scale-dependent halo bias. While this scale dependence… read more here.
Keywords: imprints oscillatory; bispectra galaxy; non gaussianity; physics ... See more keywords