Coupled-Channel Analysis of the Process <i>γγ</i>→<i>π</i>⁰<i>π</i>⁰

Abstract

We study the process γγ→π0π0 involving the principal mechanisms, the structure of its cross section and the role of individual isoscalar-tensor resonances in the saturation of its energy spectrum.

Keywords

• pseudoscalar, scalar and tensor mesons
• photon
• coupled-channel analysis
• energy spectrum