Measured excitation cross sections for C3+(2s 2S -- 2p 2P) by electron impact

Expanded relative uncertainties Ur are listed, where a coverage factor of k=1.7 has been used to set an approximate confidence level on Ur of 90%. Total expanded uncertainty at E = 8.35 eV is ± 17.3%.
Reference: M. E. Bannister et al., Phys. Rev. A 57, 278 (1998).

             Energy         Cross Section
              (eV)           (10-16 cm2)
             7.38          0.00 ± 0.21
             7.54         -0.14 ± 0.21
             7.63         -0.05 ± 0.19
             7.69         -0.06 ± 0.20
             7.75         -0.17 ± 0.17
             7.82         -0.03 ± 0.37
             7.85          0.52 ± 0.17
             7.95          1.83 ± 0.17
             8.01          3.66 ± 0.19
             8.06          5.24 ± 0.25
             8.09          6.36 ± 0.34
             8.12          7.10 ± 0.23
             8.16          7.26 ± 0.21
             8.20          7.39 ± 0.20
             8.26          7.40 ± 0.34
             8.30          7.12 ± 0.21
             8.35          6.97 ± 0.43
             8.39          6.87 ± 0.30
             8.45          6.44 ± 0.25

Last Modified: Friday, December 17, 1999