L.A. Vainshtein and U.I. Safronova 1978, ADNDT 21, 49 "Wavelengths and Transition Probabilities of Satellites to Resonance Lines of H- and He-like Ions" Table V He-like ion: Z= 14 lower level upper level lambda(A) Qd(1/s) Ar(1/s) Aa(1/s) Branching-ratio 1s2p 3P 1.0 2p2p 1S .0 6.1643 1.24E+09 3.56E+09 1.92E+13 6.45E-05 1s2s 3S 1.0 2s2p 1P 1.0 6.1823 8.90E+10 3.31E+10 2.02E+14 1.47E-04 1s2p 1P 1.0 2p2p 1S .0 6.1986 1.25E+13 3.60E+13 1.92E+13 6.52E-01 1s2s 1S .0 2s2p 1P 1.0 6.2296 6.31E+13 2.35E+13 2.02E+14 1.04E-01 1s2p 3P 1.0 2p2p 1D 2.0 6.2299 1.94E+09 4.37E+08 3.68E+14 1.05E-06 1s2p 3P 2.0 2p2p 1D 2.0 6.2327 2.27E+12 5.10E+11 3.68E+14 1.23E-03 1s2s 3S 1.0 2s2p 3P 2.0 6.2446 4.27E+13 2.29E+13 1.36E+13 6.27E-01 1s2s 3S 1.0 2s2p 3P 1.0 6.2482 2.59E+13 2.28E+13 1.39E+13 6.21E-01 1s2s 3S 1.0 2s2p 3P .0 6.2497 8.54E+12 2.29E+13 1.36E+13 6.26E-01 1s2p 3P 1.0 2p2p 3P 2.0 6.2502 6.21E+12 1.16E+13 5.49E+12 2.26E-01 1s2p 3P 2.0 2p2p 3P 2.0 6.2530 1.81E+13 3.39E+13 5.49E+12 6.60E-01 1s2p 3P 1.0 2p2p 3P .0 6.2550 3.50E+11 4.56E+13 3.53E+11 9.91E-01 1s2p 1P 1.0 2p2p 1D 2.0 6.2650 2.02E+14 4.55E+13 3.68E+14 1.10E-01 1s2p 1P 1.0 2p2p 3P 2.0 6.2855 1.95E+11 3.64E+11 5.49E+12 7.09E-03 1s2p 1P 1.0 2p2p 3P .0 6.2904 6.20E+08 8.07E+10 3.53E+11 1.75E-03 1s2s 1S .0 2s2p 3P 1.0 6.2964 3.62E+10 3.19E+10 1.39E+13 8.68E-04 1s2p 3P 1.0 2s2p 1S .0 6.3060 2.29E+11 2.35E+11 3.42E+14 6.69E-04 1s2p 1P 1.0 2s2p 1S .0 6.3419 8.91E+12 9.15E+12 3.42E+14 2.60E-02