One-loop amplitudes with an off-shell gluon

Abstract

I report on recent advancements regarding calculations that require initial-state partons with non-vanishing transverse momentum, causing it to be space-like and thus off-shell.

arXiv commentPresented at EDS Blois 2017, Prague, Czech Republic, June 26-30, 2017

References in corpus (14)

• LHAPDF6: parton density access in the LHC precision era
• A Numerical Unitarity Formalism for Evaluating One-Loop Amplitudes
• Helac-Phegas: a generator for all parton level processes
• CGC factorization for forward particle production in proton-nucleus collisions at next-to-leading order
• Dipole factorization for DIS at NLO: Combining the $q\bar{q}$ and $q\bar{q}g$ contributions
• NLO jet vertex from Lipatov's QCD effective action
• On the implementation of NLO high energy factorization in single inclusive forward hadron production
• Scattering amplitudes with off-shell quarks
• $B\bar{B}$ angular correlations at the LHC in parton Reggeization approach merged with higher-order matrix elements
• On the one-loop calculations with Reggeized quarks
• Four dimensional ambitwistor strings and form factors of local and Wilson line operators
• Wilson lines in the MHV action
• Towards NLO calculations in the parton Reggeization approach
• Calculating off-shell one-loop amplitudes for $k_T$-dependent factorization: a proof of concept