Electron-impact single ionization cross sections for Ni8+. Uncertainties are one-standard-deviation relative only, while the absolute uncertainty is about ±10% at a 90% confidence level for a typical point near the peak cross section. Reference: L.J. Wang et al., J. Phys. B 21, 2117 (1988).

         Energy            Cross Section
          (eV)              (10-18 cm2)
          135.5             0.04 ± 0.19
          145.1             0.12 ± 0.10
          155.0             0.09 ± 0.14
          164.7             0.15 ± 0.11
          174.7             0.24 ± 0.12
          184.5             0.19 ± 0.13
          194.5             0.26 ± 0.13
          199.5             0.74 ± 0.12
          204.3             1.37 ± 0.13
          209.2             1.58 ± 0.12
          214.3             1.78 ± 0.12
          224.0             2.22 ± 0.11
          233.7             2.67 ± 0.12
          243.6             3.13 ± 0.12
          252.9             3.13 ± 0.09
          263.1             3.54 ± 0.14
          272.7             3.61 ± 0.12
          292.6             3.71 ± 0.13
          316.9             4.01 ± 0.15
          342.2             4.24 ± 0.14
          366.7             4.37 ± 0.13
          391.1             4.38 ± 0.10
          415.7             4.59 ± 0.08
          440               4.43 ± 0.10
          465               4.61 ± 0.11
          490               4.52 ± 0.12
          539               4.45 ± 0.11
          589               4.44 ± 0.11
          637               4.58 ± 0.10
          688               4.57 ± 0.09
          736               4.51 ± 0.11
          787               4.44 ± 0.09
          837               4.50 ± 0.11
          885               4.69 ± 0.15
          934               4.62 ± 0.11
          985               4.41 ± 0.12
         1083               4.17 ± 0.15
         1183               4.03 ± 0.16
         1327               3.83 ± 0.06
         1478               3.71 ± 0.08

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Last Modified: Friday, January 10, 1997