2 papers
hep-th2026
Entire Four-Graviton EFT from the Duality Between Color and Kinematics
John Joseph M. Carrasco, Sai Sasank Chava, Alex Edison +2
The Bern-Carrasco-Johansson (BCJ) double-copy construction reveals a fundamental structural connection between gauge and gravity theories. At its core, the BCJ double copy is direc…
hep-th2025
Pinching rules in the chiral-splitting description of one-loop string amplitudes
Filippo Maria Balli, Alex Edison, Oliver Schlotterer
Loop amplitudes in string theories reduce to those of gauge theories and (super)gravity in their worldline description as the inverse string tension tends to zero. The appear…