1. Institut für Theoretische Physik der Johann Wolfgang Goethe-Universit?t, Postfach 111932, D-6000, Frankfurt a.M. 11, Germany 2. Gesellschaft für Schwerionenforschung, Planckstrasse 1, Postfach 110541, D-6100, Darmstadt 11, Germany
Abstract:
We compute positron emission from U+Cm collisions within a quantum mechanical model for delayed nuclear collisions. We demonstrate a striking beam energy dependence of the strength of the spontaneous positron peak.