53 citations · 456 across the 27 of their papers we have counts for
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hep-th2017★ 15 cited
Mellin-(Schwinger) representation of One-loop Witten diagrams in AdS
Carlos Cardona
In this paper we consider Witten diagrams at one loop in AdS space for scalar theory. After using Schwinger parametrization to trivialize the space-time loop integration,…
hep-th2017★ 46 cited
S-matrix singularities and CFT correlation functions
Carlos Cardona, Yu-tin Huang
In this note, we explore the correspondence between four-dimensional flat space S-matrix and two-dimensional CFT proposed by Pasterski et al. We demonstrate that the factorization…