QED Radiative Effects in Diffractive Vector Meson Electro- and Photoproduction at HERA Energies

TL;DR

This paper calculates QED radiative corrections to the cross section of diffractive vector meson production at HERA energies, comparing semi-analytical and Monte Carlo methods.

Contribution

It provides the first detailed comparison of semi-analytical and Monte Carlo approaches for QED radiative corrections in this context.

Findings

QED radiative corrections significantly affect cross section measurements.

Semi-analytical and Monte Carlo methods show good agreement.

Results improve the accuracy of diffractive vector meson production analysis.

Abstract

QED radiative corrections to the cross section of diffractive electro- and photoproduction of vector mesons is calculated at HERA energies. Both semi-analytical and Monte Carlo approaches are discussed and compared.