Electrodisintegration following β decay

I show that the disintegration of weakly-bound nuclei and the ionization of weakly-bound atomic electrons due to their interaction with leptons from β decay is a negligible effect.

Figure 1

Energy spectrum of continuum states produced by electrodissociation following a β decay with electron (positron) energy $E_e=10$ MeV. The initial state is bound by 100 keV. The dashed curve is obtained with the approximation of Eq. (7).