Measured cross sections for single ionization of Kr2+ 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, Nucl. Instrum. Methods Phys. Res. B 10/11, 87 (1985).

             Energy         Cross Section
              (eV)           (10-18 cm2)
               25.6          0.24 ± 0.37
               30.6          0.09 ± 0.12
               33.4          0.38 ± 0.24
               35.6          1.02 ± 0.16
               36.6          4.30 ± 0.27
               37.7         13.89 ± 0.45
               38.4         19.54 ± 0.37
               39.6         25.09 ± 0.40
               40.5         29.07 ± 0.29
               43.4         42.68 ± 0.53
               45.4         50.37 ± 0.29
               47.4         56.16 ± 0.61
               49.5         59.70 ± 0.69
               50.5         61.47 ± 0.68
               53.2         64.74 ± 0.84
               55.3         66.97 ± 0.34
               60.6         71.5  ± 0.7
               65.3         73.9  ± 0.6
               71.1         75.8  ± 1.0
               74.9         77.1  ± 0.9
               81.1         76.6  ± 0.8
               84.8         76.1  ± 0.8
               90.9         73.6  ± 0.8
               94.8         73.6  ± 0.6
              100.6         72.3  ± 0.8
              110           73.6  ± 0.8
              115           72.2  ± 0.8
              120           71.6  ± 0.8
              129           68.0  ± 0.8
              139           65.2  ± 0.8
              149           64.7  ± 0.8
              168           62.9  ± 0.7
              193           59.5  ± 1.3
              222           55.1  ± 0.7
              252           54.0  ± 0.6
              291           48.5  ± 0.5
              340           43.0  ± 0.4
              390           37.8  ± 0.4
              439           34.7  ± 0.2
              489           32.0  ± 0.3
              588           29.0  ± 0.2
              687           27.6  ± 0.3
              835           23.1  ± 0.3
              984           19.1  ± 0.2
             1232           16.1  ± 0.3

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Last Modified: Friday, January 10, 1997