Measured cross sections for single ionization of Xe4+ 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. Griffin et al., Phys. Rev. A 29, 1729 (1984).

             Energy         Cross Section
              (eV)           (10-18 cm2)
               48.4          0.25 ± 0.92
               50.8          0.92 ± 0.76
               52.6          1.09 ± 0.98
               54.4          2.39 ± 1.02
               55.6          7.32 ± 0.92
               56.4         16.9  ± 1.2
               57.6         23.0  ± 1.0
               59.9         27.2  ± 0.8
               61.3         29.6  ± 1.9
               63.5         34.9  ± 1.3
               67.7         42.1  ± 1.6
               70.4         47.9  ± 1.3
               73.7         54.1  ± 1.0
               76.4         59.9  ± 1.0
               77.4         66.7  ± 0.6
               81.7         68.3  ± 1.1
               83.8         69.4  ± 1.6
               86.5         73.2  ± 1.0
               90.6         69.7  ± 1.1
               95.0         70.9  ± 1.6
              100.5         69.7  ± 1.5
              110.2         67.1  ± 1.6
              120.2         66.9  ± 1.9
              130           61.9  ± 1.4
              144           59.8  ± 0.9
              158           56.2  ± 1.2
              169           54.1  ± 1.2
              181           52.1  ± 1.1
              194           51.2  ± 1.1
              217           50.1  ± 0.7
              243           49.9  ± 0.7
              267           51.3  ± 0.8
              292           50.1  ± 0.5
              323           49.7  ± 1.1
              356           48.0  ± 1.0
              390           46.2  ± 1.1
              440           48.3  ± 0.9
              465           42.4  ± 0.9
              490           42.1  ± 1.0
              539           39.8  ± 0.9
              589           38.0  ± 0.8
              688           37.6  ± 0.8
              837           34.6  ± 1.7
              990           31.3  ± 1.6
             1238           26.1  ± 1.3
             1490           24.2  ± 1.4

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Last Modified: Friday, January 10, 1997