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hep-th2025
A Compact Story of Positivity in de Sitter
Priyesh Chakraborty, Timothy Cohen, Daniel Green +1
Recent developments have yielded significant progress towards systematically understanding loop corrections to de Sitter (dS) correlators. In close analogy with physics in Anti-de…
hep-th2024
Operator Origin of Anomalous Dimensions in de Sitter Space
Timothy Cohen, Daniel Green, Yiwen Huang
The late time limit of the power spectrum for heavy (principal series) fields in de Sitter space yields a series of polynomial terms with complex scaling dimensions. Such scaling b…