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Simulating Double Parton Scattering with dShower

Nov 21, 2019, 3:25 PM
20m
Double Parton Scattering Double Parton Scattering

Speakers

Baptiste Cabouat (University of Manchester) Jonathan Richard Gaunt (CERN)

Description

In this talk, a new Monte-Carlo simulation of double parton scattering (DPS) at parton level is presented. In this simulation, the dynamics of the 1→2 perturbative splittings is consistently included, with the impact-parameter dependence taken into account. The evolution is performed using an angular-ordered parton shower which is combined with a set of double parton distributions that depend explicitly on the inter-parton distance. We present some results from an illustrative study in the context of same-sign WW production at the LHC. In several distributions we see differences compared to DPS models in Herwig, Pythia, and the DPS "pocket formula".

Primary authors

Baptiste Cabouat (University of Manchester) Jonathan Richard Gaunt (CERN)

Presentation materials