most citedA radial variable for de Sitter two-point functions

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hep-th2023★ 2 cited

A radial variable for de Sitter two-point functions

Manuel Loparco, Jiaxin Qiao, Zimo Sun

We introduce a "radial" two-point invariant for quantum field theory in de Sitter (dS) analogous to the radial coordinate used in conformal field theory. We show that the two-point…