Statistically-anisotropic tensor bispectrum from inflation
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DOI: 10.1088/1475-7516/2021/03/047
Abstract: We develop a possibility of generating tensor non-Gaussianity in a kind of anisotropic inflation, where a (1) gauge field is kinetically coupled to a spectator scalar field. Owing to this coupling, the coherent mode of… read more here.
Keywords: field; tensor; statistically anisotropic; bispectrum ... See more keywords