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Screening effects in secondary electron production by equal velocity H+, H+2, He+, He++ions |
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| Authors: | RH McKnight RG Rains |
| Institution: | Department of Physics, University of Virginia, Charlottesville, VA 22901, USA |
| Abstract: | Electron spectra produced by equal velocity (0.75 MeV/amu) H+, H+2, He+ and He ++ ions are shown. Screening effects are observed for He+ ions but not for H+2. He++ cross sections scale like Z2 = 4 when compared to H+ cross sections. |
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