Iterating QCD scattering amplitudes in the high-energy limit
Vittorio Del Duca
TL;DR
This paper investigates the high-energy behavior of gluon-gluon scattering amplitudes in QCD, revealing a novel connection between one-loop impact factors and two-loop Regge trajectories.
Contribution
It uncovers a new relation linking finite parts of impact factors and Regge trajectories in high-energy QCD scattering amplitudes.
Findings
Identifies a relation between one-loop impact factors and two-loop Regge trajectories.
Provides insights into the structure of scattering amplitudes at high energies.
Enhances understanding of perturbative QCD in the Regge limit.
Abstract
We analyse the high-energy limit of the gluon-gluon scattering amplitude in QCD, and display an intriguing relation between the finite parts of the one-loop gluon impact factor and the finite parts of the two-loop Regge trajectory.
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