Free Access

 

 

Table 4:

Comparison of oscillator strengths (f-values) for transitions among the lowest 31 levels of Cr  VIII. $a \pm b \equiv a \times 10^{{\pm }b}$.
I J GRASPa FACb MCDFc HFRd MCHFe CIV3f
1 3 2.7329-2 2.738-2 3.640-2 1.725-2 2.883-2 2.0352-2
1 5 6.1208-5 6.279-5 1.096-5   3.835-5 1.9998-6
1 6 3.3153-5 3.265-5 2.417-5   2.470-5 4.8481-6
1 7 7.7487-6 8.232-6 1.112-5   6.490-6 8.5762-6
1 9 2.8026-4 2.614-4 2.409-4   2.422-4 2.4851-4
1 11 2.9348-4 3.068-4 1.312-4   2.091-4 1.8123-4
1 12 2.2116-6 1.721-6 1.235-5   2.821-6 8.2292-6
1 13 3.1990-3 3.074-3 2.357-3 2.750-3 2.536-3 1.5886-4
1 14 1.5679-3 1.513-3 9.129-4   1.269-3 2.8196-3
1 15 6.5569-4 6.753-4 4.450-4   4.821-4 6.0869-4
1 16 2.0759-6 1.333-6 2.739-4   1.744-6 1.7192-4
1 17 1.7061-3 1.534-3 4.619-4   1.158-3 6.5821-5
1 18 1.0379-3 9.755-4 1.950-3   1.168-3 1.2197-2
1 22 1.3792-4 1.261-4 5.110-5   8.843-5 1.7866-4
1 23 1.0501-3 1.097-3 6.892-4   7.669-4 7.1719-4
1 25 2.1919-3 2.040-3 4.098-4   1.483-3 1.0525-3
1 26 1.3080-3 1.047-3 3.820-4   4.458-4 1.7047-4
1 27 3.6335-1 3.602-1 3.517-1 4.060-1 3.883-1 3.7922-1
1 28 8.5198-1 8.497-1 8.794-1 1.062-0 8.508-1 8.3900-1
1 29 1.2077-1 1.209-1 1.315-1 1.425-1 1.119-1 1.1876-1
1 30 1.5247-0 1.512-0 1.556-0 1.735-0 1.576-0 1.5074-0
1 31 5.1480-2 4.807-2 4.397-2 6.400-2 7.200-2 5.5690-2
2 3 2.6819-2 2.687-2 3.519-2 1.750-2 2.714-2 2.0450-2
2 6 2.8933-6 2.902-6 2.961-6   1.703-6 1.2931-5
2 7 2.6006-5 2.674-5 3.403-5   2.081-5 2.7118-5
2 9 2.4343-3 2.346-3 1.964-3   1.937-3 1.9512-3
2 12 4.3377-4 5.564-4 2.358-4   4.384-4 1.1743-5
2 13 2.2017-3 2.006-3 1.954-3   1.617-3 7.6583-4
2 14 2.4932-3 2.233-3 1.563-3   1.966-3 1.0812-2
2 15 2.2527-4 2.230-4 2.821-4   1.670-4 2.3988-4
2 16 9.0837-5 8.589-5 5.243-4   8.648-5 2.5352-4
2 25 1.7498-3 2.121-3 7.589-3 8.500-3 2.149-3 6.4939-3
2 27 2.7359-1 2.735-1 2.865-1 2.630-1 2.645-1 2.8391-1
2 28 6.8732-2 6.328-2 4.712-2 1.160-1 1.011-1 7.6551-2
2 29 6.4037-1 6.343-1 6.436-1 8.330-1 6.748-1 6.4473-1
2 31 1.9137-0 1.902-0 1.982-0 2.172-0 1.944-0 1.8817-0

a: present calculations from the GRASP code with 4031 levels; b: present calculations from the FAC code with 4881 levels; c: calculations of Huang et al. (1983) from the MCDF code; d: calculations of Fawcett (1987) from the HFR code; e: calculations of Froese Fischer et al. (2006) from the MCHF code; f: calculations of Mohan et al. (2005) from the CIV3 code.


Source LaTeX | All tables | In the text

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.