Perturbative Evolution and Regge Behaviour
classification
✦ hep-ph
keywords
behaviourevolutionperturbativeamplitudeanalyticcallscomptonconstraints
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The known analytic properties of the Compton amplitude at small $Q^2$ place significant constraints on its behaviour at large $Q^2$. This calls for a re-evaluation of the role of perturbative evolution in past fits to data.
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