Positivity Constraints for off-Forward Parton Distributions
High Energy Physics - Phenomenology
2011-09-13 v4 Nuclear Theory
Abstract
Off-Forward Parton Distributions (OFPD's) are new hadronic objects which may be measured in various exclusive reactions. We derive non-trivial positivity constraints for them that should allow to get extra restrictions for model inputs.
Cite
@article{arxiv.hep-ph/9804284,
title = {Positivity Constraints for off-Forward Parton Distributions},
author = {B. Pire and J. Soffer and O. Teryaev},
journal= {arXiv preprint arXiv:hep-ph/9804284},
year = {2011}
}
Comments
LaTeX, 10 pages; The extended discussion for various definitions