Absolute cross sections for electron-impact single ionization of O3+. The uncertainties listed are one standard deviation counting statistics. Total absolute uncertainty is ±8% at high confidence corresponding to 90% confidence level for the statistical uncertainties. Reference: D. H. Crandall et al., unpublished (1978).


       Energy       Cross section
        (eV)        (10-18 cm2)
          67.0     -0.01  ± 0.11
          68.6      0.11  ± 0.11
          70.0      0.20  ± 0.10
          72.8      0.36  ± 0.13
          74.5      0.36  ± 0.09
          75.6      0.48  ± 0.10
          78.2      0.99  ± 0.08
          79.7      1.25  ± 0.10
          84.0      2.10  ± 0.16
          88.3      2.58  ± 0.16
          93.9      3.40  ± 0.17
         103        4.42  ± 0.16
         118        5.31  ± 0.20
         125        5.71  ± 0.18
         142        6.26  ± 0.18
         166        6.44  ± 0.15
         190        6.60  ± 0.07
         215        6.80  ± 0.10
         239        6.91  ± 0.10
         264        6.97  ± 0.13
         288        6.93  ± 0.10
         337        6.83  ± 0.15
         386        6.43  ± 0.10
         436        6.60  ± 0.11
         485        6.17  ± 0.18
         574        5.60  ± 0.11
         683        5.17  ± 0.14
         783        4.91  ± 0.15
         882        4.62  ± 0.09
         981        4.28  ± 0.09
        1080        4.01  ± 0.10
        1278        3.57  ± 0.11
        1478        3.14  ± 0.10

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Last Modified: Friday, January 10, 1997