Phases and Amplitudes in Inclusive $\Psi$ and ${\Psi }^{\prime }$ Decays

J. -M. Gerard, J. Weyers

In inclusive decays of the $\Psi$ (3097), electromagnetic and gluonic annihilation amplitudes add incoherently, namely they are 90${}^{\circ }$ out of phase. We argue that this incoherence…