Hard Diffraction in Vector Meson Production at HERA

TL;DR

This paper reviews the study of hard diffractive vector meson production at HERA, emphasizing the investigation of perturbative QCD features and comparing experimental results with theoretical models.

Contribution

It provides a comprehensive review of hard diffraction phenomena in vector meson production, highlighting the role of perturbative QCD in explaining experimental observations at HERA.

Findings

Evidence of hard scattering features in vector meson production

Comparison of experimental data with perturbative QCD predictions

Insights into the applicability of QCD models in diffraction

Abstract

A review is presented of diffractive vector meson production at HERA, with stress on the investigation of ``hard'' features and comparisons with theoretical predictions based on perturbative QCD approaches.