Measured cross sections for single ionization of Ni3+ by electron impact. Uncertainties are one standard deviation relative only. Total uncertainty for a typical point near the peak cross section is ±8% at 90% confidence level. Reference: D. C. Gregory and A. M. Howald, Phys. Rev. A 34, 97 (1986).

             Energy         Cross Section
              (eV)           (10-18 cm2)
               36.7          0.24 ± 1.17
               41.6         -0.75 ± 1.07
               46.3          0.89 ± 0.46
               56.3          4.00 ± 0.57
               59.3          5.73 ± 0.69
               62.7          9.03 ± 0.56
               66.3         11.55 ± 0.46
               76.0         15.97 ± 0.79
               86.1         18.81 ± 0.65
               95.8         21.36 ± 0.45
              106           24.0  ± 0.4
              111           24.9  ± 0.8
              120           25.1  ± 1.0
              131           27.4  ± 0.8
              145           28.3  ± 0.4
              160           31.0  ± 0.7
              170           28.4  ± 1.1
              175           30.2  ± 0.6
              195           30.4  ± 0.3
              220           31.4  ± 0.9
              244           31.5  ± 0.2
              269           32.1  ± 0.2
              294           31.7  ± 0.2
              343           30.9  ± 0.2
              392           30.0  ± 0.2
              442           30.1  ± 0.3
              491           28.9  ± 0.2
              590           28.4  ± 0.4
              691           26.4  ± 0.9
              841           24.2  ± 0.6
              991           22.1  ± 0.6

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Last Modified: Friday, January 10, 1997