Free Access

Table 4

Effective collision strengths for transitions between the 3s2, 3s3p and 3p2 fine structure levels at log 10Te(K) = 5.0, 6.0 and 7.0 from the calculation of Pradhan compared to those of the current work.

Pradhan Current Current/Pradhan



Transition 5.0 6.0 7.0 5.0 6.0 7.0 5.0 6.0 7.0

3sS0– 3s3p 3P 3.05E-03 2.74E-03 1.22E-03 4.45E-02 1.40E-02 2.64E-03 14.6 5.1 2.2
– 3s3p 3P 1.64E-02 1.58E-02 1.34E-02 2.37E-01 8.61E-02 4.72E-02 14.5 5.4 3.5
– 3s3p 3P 1.50E-02 1.35E-02 6.03E-03 2.48E-01 7.94E-02 1.43E-02 16.5 5.9 2.4
– 3s3p 1P 2.48E+00 2.60E+00 3.42E+00 2.32E+00 2.44E+00 3.28E+00 0.9 0.9 1.0
– 3pP0 1.52E-04 1.29E-04 5.03E-05 3.75E-03 1.37E-03 2.49E-04 24.7 10.6 5.0
– 3pD2 6.03E-02 6.02E-02 5.59E-02 1.13E-01 7.85E-02 7.44E-02 1.9 1.3 1.3
– 3pP1 3.14E-04 2.55E-04 6.92E-05 8.01E-03 2.47E-03 3.08E-04 25.5 9.7 4.5
– 3pP2 1.84E-02 1.83E-02 1.69E-02 4.03E-02 2.34E-02 2.10E-02 2.2 1.3 1.2
– 3pS0 1.83E-03 1.70E-03 1.05E-03 1.37E-02 4.24E-03 1.64E-03 7.5 2.5 1.7
3s3p 3P– 3s3p 3P 4.39E-02 3.73E-02 1.37E-02 5.39E-01 2.46E-01 3.89E-02 12.3 6.6 2.9
– 3s3p 3P 8.99E-02 8.73E-02 7.23E-02 5.10E-01 2.26E-01 1.02E-01 5.7 2.6 1.4
– 3s3p 1P 6.04E-03 5.15E-03 1.93E-03 1.18E-01 4.37E-02 6.53E-03 19.5 8.5 3.4
– 3pP0 5.52E-03 4.49E-03 1.41E-03 1.61E-02 6.17E-03 1.36E-03 2.9 1.4 1.0
– 3pD2 2.06E-02 1.70E-02 5.77E-03 9.98E-02 3.42E-02 6.85E-03 4.8 2.0 1.2
– 3pP1 9.56E-01 1.01E+00 1.32E+00 9.17E-01 9.48E-01 1.27E+00 1.0 0.9 1.0
– 3pP2 2.49E-03 2.01E-03 6.37E-04 3.87E-02 1.12E-02 1.64E-03 15.5 5.6 2.6
– 3pS0 3.21E-03 2.50E-03 6.39E-04 3.44E-03 1.25E-03 2.24E-04 1.1 0.5 0.4
3s3p 3P– 3s3p 3P 2.50E-01 2.37E-01 1.77E-01 1.91E+00 8.96E-01 2.86E-01 7.6 3.8 1.6
– 3s3p 1P 2.06E-02 1.76E-02 7.00E-03 7.67E-01 2.45E-01 3.68E-02 37.2 13.9 5.3
– 3pP0 1.05E+00 1.10E+00 1.39E+00 9.39E-01 9.66E-01 1.30E+00 0.9 0.9 0.9
– 3pD2 3.43E-01 3.50E-01 4.22E-01 5.55E-01 4.29E-01 4.94E-01 1.6 1.2 1.2
– 3pP1 7.72E-01 8.07E-01 1.02E+00 7.91E-01 7.47E-01 9.67E-01 1.0 0.9 0.9
– 3pP2 8.61E-01 9.09E-01 1.20E+00 9.25E-01 8.72E-01 1.14E+00 1.1 1.0 1.0
– 3pS0 1.92E-02 1.72E-02 1.34E-02 2.10E-02 1.35E-02 1.29E-02 1.1 0.8 1.0
3s3p 3P– 3s3p 1P 3.85E-02 3.25E-02 1.19E-02 1.17E+00 3.82E-01 5.41E-02 30.4 11.8 4.5
– 3pP0 5.86E-03 4.76E-03 1.52E-03 6.26E-02 1.55E-02 2.41E-03 10.7 3.3 1.6
– 3pD2 8.12E-01 8.48E-01 1.07E+00 1.04E+00 8.09E-01 9.71E-01 1.3 1.0 0.9
– 3pP1 1.37E+00 1.43E+00 1.79E+00 1.34E+00 1.25E+00 1.64E+00 1.0 0.9 0.9
– 3pP2 2.95E+00 3.10E+00 3.97E+00 2.98E+00 2.95E+00 3.90E+00 1.0 1.0 1.0
– 3pS0 1.99E-02 1.64E-02 5.00E-03 2.96E-02 1.25E-02 2.72E-03 1.5 0.8 0.5
3s3p 1P– 3pP0 2.88E-02 2.69E-02 2.55E-02 8.55E-02 3.80E-02 3.15E-02 3.0 1.4 1.2
– 3pD2 1.69E+00 1.78E+00 2.09E+00 2.49E+00 1.78E+00 2.19E+00 1.5 1.0 1.0
– 3pP1 2.79E-02 2.33E-02 9.86E-03 1.70E-01 6.07E-02 2.02E-02 6.1 2.6 2.0
– 3pP2 4.37E-01 4.53E-01 5.68E-01 6.31E-01 5.13E-01 6.04E-01 1.4 1.1 1.1
– 3pS0 1.26E+00 1.32E+00 1.68E+00 1.12E+00 1.14E+00 1.54E+00 0.9 0.9 0.9
3pP0– 3pD2 4.38E-02 4.20E-02 3.22E-02 1.36E-01 8.94E-02 5.04E-02 3.1 2.1 1.6
– 3pP1 3.44E-02 2.94E-02 1.16E-02 2.73E-01 1.22E-01 2.27E-02 7.9 4.1 2.0
– 3pP2 3.88E-02 3.95E-02 3.69E-02 1.12E-01 7.03E-02 4.42E-02 2.9 1.8 1.2
– 3pS0 8.63E-03 6.89E-03 1.64E-03 2.87E-02 1.08E-02 1.47E-03 3.3 1.6 0.9
3pD2– 3pP1 8.00E-02 7.27E-02 4.43E-02 4.86E-01 2.49E-01 6.98E-02 6.1 3.4 1.6
– 3pP2 2.26E-01 2.14E-01 1.61E-01 1.77E+00 8.07E-01 2.56E-01 7.8 3.8 1.6
– 3pS0 1.44E-01 1.41E-01 1.22E-01 2.36E-01 1.71E-01 1.47E-01 1.6 1.2 1.2
3pP1– 3pP2 1.51E-01 1.48E-01 1.22E-01 1.07E+00 4.57E-01 1.85E-01 7.1 3.1 1.5
– 3pS0 2.69E-02 2.09E-02 5.25E-03 7.56E-02 2.70E-02 4.11E-03 2.8 1.3 0.8
3pP2– 3pS0 8.20E-02 7.46E-02 5.05E-02 2.38E-01 1.10E-01 6.53E-02 2.9 1.5 1.3

Notes. The last three columns calculate the ratio of the Current/Pradhan values.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.