17–24 Jul 2024
Prague
Europe/Prague timezone

Analytic electroweak corrections to gluon-fusion di-Higgs and Higgs plus jet production

18 Jul 2024, 15:04
17m
South Hall 2A

South Hall 2A

Parallel session talk 01. Higgs Physics Higgs Physics

Speaker

Hantian Zhang (Karlsruhe Institute of Technology)

Description

We consider next-to-leading order electroweak corrections to Higgs boson pair production and to Higgs plus jet production in gluon fusion. This requires the computation of two-loop four-point amplitudes with massive internal particles such as top quarks, Higgs and gauge bosons. We perform analytic calculations in various kinematical limits and show that their combination covers the whole phase space, thus circumventing time-consuming numerical approaches.

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Authors

Hantian Zhang (Karlsruhe Institute of Technology) Joshua Davies (University of Liverpool) Kay Schönwald (University of Zuerich) Matthias Steinhauser

Presentation materials