arXiv:1107.3809·v1·High Energy Physics — Phenomenology
Transverse-Momentum Distributions and Spherical Symmetry
Cedric Lorce (Mainz U., Inst. Kernphys.)🇩🇪 · Barbara Pasquini (Pavia U. & INFN, Pavia)🇮🇹
Abstract
Transverse-momentum dependent parton distributions (TMDs) are studied in the framework of quark models. In particular, quark model relations among TMDs are reviewed and their physical origin is discussed in terms of rotational-symmetry properties of the nucleon state in its rest frame.
Comments: 8 pages, 2 figures, prepared for the workshop "30 years of strong interactions", Spa, Belgium, 6-8 April 2011