Leading and Non-leading Singularities in Gauge Theory Hard Scattering

Abstract

This talk reviewed some classic results and recent progress in the resummation of leading and nonleading enhancements in QCD cross sections and of poles in dimensionally-regularized hard-scattering amplitudes.

16 pages, 5 figures, based on a talk presented at Continuous Advances in QCD; William I. Fine Theoretical Physics Institute, University of Minnesota, May 15-18, 2008

References in corpus (4)

• The Two-loop Soft Anomalous Dimension Matrix and Resummation at Next-to-next-to Leading Pole
• Three-Loop Results for Quark and Gluon Form Factors
• Factorization of e+e- Event Shape Distributions with Hadronic Final States in Soft Collinear Effective Theory
• Soft-Gluon Cancellation, Phases and Factorization with Initial-State Partons