Double-electron transfer in H(-) + H(+) collisions |
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Authors: | Bräuning H Helm H Briggs J S Salzborn E |
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Affiliation: | GSI, Atomic Physics Dept., Planckstr. 1, D-64291 Darmstadt, Germany. h.braeuning@gsi.de |
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Abstract: | Absolute cross sections for double-electron transfer in H(-) + H(+) collisions have been measured for center-of-mass energies from 0.5 to 12 keV. Clear oscillations in the cross section are observed shedding new light on earlier measurements. Calculations based on a diabatic approach are shown to reproduce this behavior, but require a larger diabatic ion-pair splitting than previously assumed. |
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