The energy behaviour of real and virtual photon--proton cross sections

TL;DR

This paper analyzes the energy dependence of virtual photon-proton cross sections across a wide range of Q^2 and W values, based on recent HERA F2 measurements, to understand their behavior in different energy regimes.

Contribution

It provides a detailed study of the energy behavior of virtual photon-proton cross sections using recent experimental data across various Q^2 and W ranges.

Findings

Energy dependence varies with Q^2

Cross section behavior observed over wide energy range

Insights into photon-proton interaction dynamics

Abstract

The recent F$_2$ measurements at HERA are discussed in the framework of virtual photon--proton cross section. The energy behaviour of the cross section is studied for different $Q^2$ values, ranging from 0 to 1000 GeV$^2$ for center of mass energies $1.75 < W < 300$ GeV.