The role of double helicity-flip amplitudes in small-angle elastic pp-scattering
arXiv:hep-ph/0310086 · doi:10.1016/j.physletb.2003.11.034
Abstract
We asses a role of the double helicity-flip amplitudes in small-angle elastic pp-scattering and obtain a new unitary bound for the double helicity-flip amplitude F_2 in elastic pp-scattering at small values of t on the basis of the U-matrix method of the s-channel unitarization.
8 pages, minor corrections