papers

Publications (23)

hep-ph2022

False vacuum decay: an introductory review

Federica Devoto, Simone Devoto, Luca Di Luzio +1

We review the description of tunnelling phenomena in the semi-classical approximation in ordinary quantum mechanics and in quantum field theory. In particular, we describe in detai…

hep-ph2024

Associated production of a boson and massive bottom quarks at next-to-next-to-leading order in QCD

Luca Buonocore, Simone Devoto, Stefan Kallweit +3

We present the first calculation for the hadroproduction of a boson in association with a massive bottom () quark-antiquark pair at next-to-next-to-leading order (NNLO) in Q…

hep-ph2020

Top-quark pair hadroproduction at NNLO: differential predictions with the MSbar mass

Stefano Catani, Simone Devoto, Massimiliano Grazzini +2

We consider top-quark pair production at the LHC within the MSbar scheme for the renormalisation of the top-quark mass, and we present predictions for total and differential cross…

hep-ph2025

Precise predictions for production at the LHC: inclusive cross section and differential distributions

Simone Devoto, Massimiliano Grazzini, Stefan Kallweit +2

We present the first fully differential next-to-next-to-leading order (NNLO) QCD calculation for the production of a top-antitop quark pair in association with a Higgs boson ($t \b…

hep-ph2022

Two-loop mixed QCD-EW corrections to neutral current Drell-Yan

Simone Devoto

We present the mixed QCD-EW two-loop virtual amplitudes for the neutral current Drell-Yan production, one of the bottlenecks for the complete calculation of the NNLO mixed QCD-EW c…

hep-ph2026

Towards the two-loop electroweak corrections to the Drell-Yan process: the complete fermionic contributions

Tommaso Armadillo, Simone Devoto, Michele Dradi +1

We discuss the production of a lepton pair in quark-antiquark annihilation in the electroweak Standard Model. We present the ultraviolet-renormalised and infrared-subtracted finite…

hep-ph2025

Mixed QCD-EW corrections to the neutral-current Drell-Yan process

Tommaso Armadillo, Roberto Bonciani, Luca Buonocore +5

We report on the complete computation of the mixed QCD-electroweak corrections to the neutral-current Drell-Yan process. Our calculation holds in the entire range of dilepton invar…

hep-ph2022

Heavy-quark production at NNLO

Simone Devoto

We present the calculation of QCD radiative corrections to heavy-quark production at NNLO. The calculation is implemented in an updated version of \textsc{Matrix}, which allows us…

hep-ph2022

Two-loop mixed QCD-EW corrections to neutral current Drell-Yan

Tommaso Armadillo, Roberto Bonciani, Simone Devoto +2

We present the two-loop mixed strong-electroweak virtual corrections to the neutral current Drell-Yan process and we provide, in ancillary files, the explicit formulae of the infra…

hep-ph2019

Top-quark hadroproduction in NNLO QCD

Simone Devoto

The study of top-quark production and decay is central in the LHC physics programme, allowing precise tests of the Standard Model and offering a window on possible new physics. Acc…

hep-ph2023

Higgs boson production in association with a top-antitop quark pair in next-to-next-to leading order QCD

Stefano Catani, Simone Devoto, Massimiliano Grazzini +3

The associated production of a Higgs boson with a top-antitop quark pair is a crucial process at the LHC since it allows for a direct measurement of the top-quark Yukawa coupling.…

hep-ph2025

Towards the two-loop electroweak corrections to the Drell-Yan process: the infrared structure

Tommaso Armadillo, Simone Devoto, Michele Dradi +1

We discuss the lepton-pair production process in Quantum Electrodynamics. We present the ultraviolet-renormalised and infrared-subtracted finite contribution of the second-order vi…

hep-ph2022

Evaluation of Feynman integrals with arbitrary complex masses via series expansions

Tommaso Armadillo, Roberto Bonciani, Simone Devoto +2

We present an algorithm to evaluate multiloop Feynman integrals with an arbitrary number of internal massive lines, with the masses being in general complex-valued, and its impleme…

hep-ph2023

production in NNLO QCD

Simone Devoto

In this contribution we present our recent computation of the NNLO QCD corrections to the production of a Higgs boson associated with a top-antitop quark pair. This process is of g…

hep-ph2023

Precise predictions for the associated production of a boson with a top-antitop quark pair at the LHC

Luca Buonocore, Simone Devoto, Massimiliano Grazzini +4

The production of a top-antitop quark pair in association with a boson () is one of the heaviest signatures currently probed at the Large Hadron Collider (LHC). Since…

hep-ph2023

Soft-gluon effective coupling: perturbative results and the large-nF limit to all orders

Stefano Catani, Daniel de Florian, Simone Devoto +2

We consider extensions of the soft-gluon effective coupling that generalize the Catani--Marchesini--Webber (CMW) coupling in the context of soft-gluon resummation beyond the next-t…

hep-ph2024

Two-loop mixed QCD-EW corrections to charged current Drell-Yan

Tommaso Armadillo, Roberto Bonciani, Simone Devoto +2

We present the two-loop mixed strong-electroweak virtual corrections to the charged current Drell-Yan process. The final-state collinear singularities are regularised by the lepton…

hep-ph2019

Top-quark pair hadroproduction at next-to-next-to-leading order in QCD

Stefano Catani, Simone Devoto, Massimiliano Grazzini +3

We report on a new calculation of the next-to-next-to-leading order (NNLO) QCD radiative corrections to the inclusive production of top-quark pairs at hadron colliders. The calcula…

hep-ph2025

Soft contributions to heavy quark production in arbitrary kinematics

Simone Devoto, Javier Mazzitelli

We present the computation of the soft-parton contribution at low transverse momentum for the production of a heavy quark pair in association with a colour singlet at the next-to-n…

hep-ph2019

Top-quark pair production at the LHC: Fully differential QCD predictions at NNLO

Stefano Catani, Simone Devoto, Massimiliano Grazzini +2

We report on a new fully differential calculation of the next-to-next-to-leading-order (NNLO) QCD radiative corrections to the production of top-quark pairs at hadron colliders. Th…

hep-ph2023

Soft-parton contributions to heavy-quark production at low transverse momentum

Stefano Catani, Simone Devoto, Massimiliano Grazzini +1

We consider QCD radiative corrections to the production of a heavy-quark pair in hadronic collisions. We present the computation of the soft-parton contributions at low transverse…

hep-ph2021

Bottom-quark production at hadron colliders: fully differential predictions in NNLO QCD

Stefano Catani, Simone Devoto, Massimiliano Grazzini +2

We report on the first fully differential calculation of the next-to-next-to-leading-order (NNLO) QCD radiative corrections to the production of bottom-quark pairs at hadron collid…

hep-ph2025

State-of-the-art cross sections for ttH: NNLO predictions matched with NNLL resummation and EW corrections

Roger Balsach, Alessandro Broggio, Simone Devoto +13

We present new, state-of-the-art predictions for the associated production of the SM Higgs boson with top quarks, computed in accordance with the recommendations of the LHC Higgs W…