Doubly Excited 1,3Fe States of Two-Electron Atoms under Weakly Coupled Plasma Environment *

S. Dutta,J. K. Saha,S. Bhattacharyya,T. K. Mukherjee

Table 6 Absolute values of the 2pnf (1,3Fe) → 2pn’d(1,3D°) (n = 4-6; n’ = 3-6) transition energies (in meV) of plasma embedded Li+ below the Li2+ (2p) threshold under Debye screening.

Debye screening length (D) in a.u. Transition 100 90 80 70 60 50 40 30 20 1pe → 1D° 2p4f → 2p3d 3229.53 3226.99 3223.50 3218.43 3210.71 3198.09 3175.37 3127.69 2997.69 → 2p4d 190.39 190.91 191.65 192.69 194.25 196.75 201.14 209.82 230.55 → 2p5d* 1148.05 1143.86 1138.06 1129.78 1117.30 1097.24 → 2p6d* 1848.71 1840.33 1828.78 1812.33 1787.67 2p5f — 2p3d 4470.37 4464.07 4455.36 4442.83 4423.82 4393.02 4338.01 4224.17 3920.13 → 2p4d 1431.23 1427.99 1423.51 1417.09 1407.36 1391.68 1363.78 1306.30 1152.99 —2p5d 92.79 93.22 93.80 94.62 95.81 97.69 —2p6d* 607.87 603.24 596.92 587.93 574.56 2p6f — 2p3d 5130.68 5120.08 5105.47 5084.53 5052.98 5002.12 4912.11 4728.10 4243.81 — 2p4d 2091.54 2084.00 2073.62 2058.79 2036.52 2000.78 1937.88 1810.23 1476.67 — 2 p 5 d 753.10 749.23 743.90 736.32 724.96 706.79 — 2p6d 52.44 52.77 53.18 53.77 54.59 3→ 3D° 2p4f — 2p3d 2839.04 2836.78 2833.64 2829.13 2822.23 2810.97 2790.70 2748.17 2632.07 — 2p4d 44.19 44.97 46.07 47.64 49.99 53.78 60.47 73.87 107.00 —2p5d* 1216.58 1212.10 1205.91 1197.05 1183.72 1162.29 —2p6d* 1885.17 1876.47 1864.50 1847.42 1821.85 2p5f — 2p3d 4079.14 4073.13 4064.77 4052.77 4034.61 4005.14 3952.52 3843.81 3553.62 — 2p4d 1284.29 1281.32 1277.19 1271.28 1262.37 1247.95 1222.29 1169.51 1028.54 — 2 p 5 d 23.52 24.25 25.21 26.59 28.65 31.88 —2p6d* 645.07 640.12 633.38 623.78 609.48 2p6f — 2p3d 4738.85 4728.51 4714.25 4693.84 4663.11 4613.62 4526.00 4347.08 3876.64 — 2p4d 1944.00 1936.71 1926.67 1912.35 1890.87 1856.42 1795.77 1672.79 1351.57 — 2 p 5 d 683.23 679.64 674.69 667.67 657.15 640.35 —2p6d* 14.64 15.27 16.10 17.29 19.02