Scattering Amplitudes

Double-Virtual NNLO QCD Corrections for Five-Parton Scattering: The Quark Channels
We complete the computation of two-loop helicity amplitudes required to obtain next-to-next-to-leading order QCD corrections for …
Cite arXiv:2311.18752 inspire2728739
Double-Virtual NNLO QCD Corrections for Five-Parton Scattering: The Gluon Channel
We compute the two-loop helicity amplitudes for the scattering of five gluons, including all contributions beyond the leading-color …
Cite arXiv:2311.10086 inspire2723256
Two-loop QCD corrections for three-photon production at hadron colliders
We complete the computation of the two-loop helicity amplitudes for the production of three photons at hadron colliders, including all …
Cite arXiv:2305.17056 inspire2663067 SciPost 10 21468
Constructing Compact Ansätze for Scattering Amplitudes
In these proceedings, we discuss the recent approach of Ref. [1] for the construction of Ansätze for scattering amplitudes. The method …
Cite arXiv:2207.10125 inspire2120622 PoS 1 416 0038
Vector boson pair production at one loop: analytic results for the process qq̅ℓℓ̅ℓ'ℓ̅'g
We present compact analytic results for the one-loop amplitude for the process 0 → qq̅ℓℓ̅ℓ’ℓ̅’g, relevant for both the …
Cite arXiv:2203.17170 inspire2060823 JHEP 10 (2022) 096
Ansätze for scattering amplitudes from p-adic numbers and algebraic geometry
Rational coefficients of special functions in scattering amplitudes are known to simplify on singular surfaces, often diverging less …
Cite arXiv:2203.04269 inspire2048108 JHEP 12 (2022) 140
Algebraic geometry and p-adic numbers for scattering amplitude ansätze
Scattering amplitudes in perturbative quantum field theory exhibit a rich structure of zeros, poles and branch cuts which are best …
Cite inspire2633630 IoP 10 1088
The pp→W(→lν)+γ process at next-to-next-to-leading order
We present details of the calculation of the pp→W(→lν)γ process at next-to-next-to-leading order in QCD, calculated using the jettiness …
Cite arXiv:2105.00954 inspire1861752 JHEP 07 (2021) 079
Two-Loop Five-Parton Leading-Colour Finite Remainders in the Spinor-Helicity Formalism
We present all two-loop five-parton leading-colour finite remainders in the spinor-helicity formalism by analysing numerical …
Cite arXiv:2010.14525 inspire1826610 JHEP 02 (2021) 016
The one-loop amplitudes for Higgs + 4 partons with full mass effects
We present compact analytic formulae for the one-loop amplitudes for Higgs + 4 parton scattering, 0→ggggh, 0→qq̅ggh and …
Cite arXiv:2002.04018 inspire1779473 JHEP 05 (2020) 79