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We have performed a precision measurement of the ratio of double to single ionization (He2+/He1+) by photon absorbtion and
determined the high energy shake off limit of this ratio by photoabsorption.(more...)
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The determination of the He2+/He1+ ratio for Compton scattering between 10keV and 100keV photon energy. (more...)
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Ion and electron and Jakobi momentum distributions and for double ionization close to threshold. Absolute fivefold differential cross section for double ionization by linear polarized light. (more...)
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Fully differential cross section for circular polarized light and the circular dichroism at a photon energy of 100 eV. (more...) |
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The demonstration of shake off and TS1 in the electron angular distribution and single double and fully differential cross section for double photo ionization at 550eV photon energy. (more...)
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(hv,e2) free-free mechanism:
Experimental proof of an additional third double ionization mechanism (more...)
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