Some tests for the helicity structure of the pomeron in $ep$ collisions

T. Arens, M. Diehl, O. Nachtmann +1

We discuss the reaction $ep\to e\tilde{p}X$ in the one-photon exchange approximation, where it is in essence the reaction ${\gamma }^{\ast }p\to \tilde{p}X$. A large rapidity gap is req…