Unique Prediction for High-Energy J/\psi Photoproduction: Color Transparency and Saturation

TL;DR

This paper uses the color-dipole model to accurately predict high-energy J/psi photoproduction data, providing evidence for the transition from color transparency to saturation at collider energies.

Contribution

It offers a parameter-free prediction for J/psi photoproduction, demonstrating the model's effectiveness in describing high-energy phenomena without adjustable parameters.

Findings

Empirical evidence for color transparency to saturation transition

Successful parameter-free predictions matching LHC data

Validation of the color-dipole picture at high energies

Abstract

Based on the color-dipole picture, we present a successful parameter-free prediction for the recent high-energy $J/\psi$ photoproduction data from the Large Hadron Collider. The experimental data provide empirical evidence for the transition from color transparency to saturation.