193 citations · 1.4k across the 29 of their papers we have counts for
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hep-th2022★ 25 cited
All-order celestial OPE in the MHV sector
Tim Adamo, Wei Bu, Eduardo Casali +1
On-shell kinematics for gluon scattering can be parametrized with points on the celestial sphere; in the limit where these points collide, it is known that tree-level gluon scatter…
hep-th2022★ 20 cited
The 4d/2d correspondence in twistor space and holomorphic Wilson lines
Wei Bu, Eduardo Casali
We give an explicit realization of the 4d local operator / 2d conformal block correspondence of Costello and Paquette in the case of gauge theories. This is accomplished by lifting…
hep-th2022★ 55 cited
Celestial Amplitudes as AdS-Witten Diagrams
Eduardo Casali, Walker Melton, Andrew Strominger
Both celestial and momentum space amplitudes in four dimensions are beset by divergences resulting from spacetime translation and sometimes scale invariance. In this paper we consi…