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Generalized Parton Distributions of the Pion on the Transverse Lattice
Authors:S Dalley
Institution:(1) Department of Physics, University of Wales Swansea, Singleton Park, SA2 8PP Swansea, United Kingdom
Abstract:The quark-generalized parton distributions of the pion are calculated from light-cone wavefunctions in transverse lattice gauge theory at large Nc. The pion effective size is found to decrease with increasing momentum transfer. An analytic ansatz, consistent with finite bound-state light-cone energy conditions, is given for the light-cone momentum dependence of the wavefunctions. This leads to simple, universal predictions for the behaviour of the distributions near the endpoints, complementing numerical DLCQ data.
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