γ → ππ at large Q

Abstract

The QCD analysis of the process γγ → ππ at large Q and small center-of-mass energy allows one to access a new hadronic observable describing the exclusive transition from a qq̄ or gg state to a pair of mesons. A fruitful study may be envisaged at existing machines.

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Cite this paper

@inproceedings{Gousset2000, title={γ → ππ at large Q}, author={Thierry Gousset and Bernard Pire}, year={2000} }