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Table A.8

Comparison between available experimental and calculated energy levels in Se v.

E exp a E calc b ΔE J Leading components (in %) in LS couplingc

Even parity
0 0 0 0 97 4s21S
211 794 211 776 18 0 98 4p23P
213 203 213 206 3 2 63 4p21D + 20 4p23P + 17 4s4d 1D
214 091 214 117 26 1 100 4p23P
218 615 218 604 11 2 80 4p23P + 15 4p21D
248 787 248 787 0 0 94 4p21S
257 536 257 535 1 1 100 4s4d 3D
257 750 257 751 1 2 99 4s4d 3D
258 082 258 082 0 3 99 4s4d 3D
279 038 279 038 0 2 77 4s4d 1D + 21 4p21D
287 422 287 422 0 1 100 4s5s 3S
295 381 295 381 0 0 99 4s5s 1S
384 101 384 103 2 1 100 4s5d 3D
384 207 384 205 2 2 100 4s5d 3D
384 376 384 377 1 3 100 4s5d 3D
386 684 386 684 0 2 98 4s5d 1D
395 720 395 720 0 1 100 4s6s 3S
398 817 398 817 0 0 100 4s6s 1S
Odd parity
89 749 89 754 5 0 100 4s4p 3P
91 350 91 342 8 1 99 4s4p 3P
94 960 94 962 2 2 100 4s4p 3P
131 733 131 728 5 1 97 4s4p 1P
326 298 326 290 8 0 99 4s5p 3P
326 631 326 643 12 1 94 4s5p 3P + 5 4s5p 1P
327 843 327 838 5 2 99 4s5p 3P
329 640 329 642 2 1 91 4s5p 1P + 5 4s5p 3P
351 880 351 691 189 2 66 4p4d 3F + 32 4s4f 3F
353 241 352 999 242 3 62 4p4d 3F + 36 4s4f 3F
355 112 354 758 354 4 56 4p4d 3F + 43 4s4f 3F
358 148 358 319 171 3 77 4s4f 1F + 21 4p4d 1F
363 473 363 457 16 2 94 4p4d 1D
372 695 372 550 145 2 45 4s4f 3F + 19 4p4d 3F + 18 4p4d 3D
373 227 373 379 152 3 60 4s4f 3F + 32 4p4d 3F + 7 4p4d 3D
373 386 373 684 298 1 65 4p4d 3D + 33 4p4d 3P
373 700 373 883 183 2 46 4p4d 3P + 20 4s4f 3F + 16 4p4d 3D
374 294 374 707 413 4 57 4s4f 3F + 43 4p4d 3F
376 667 376 681 14 0 98 4p4d 3P
377 057 377 001 56 1 65 4p4d 3P + 33 4p4d 3D
377 171 377 172 1 3 92 4p4d 3D
377 216 377 295 79 2 64 4p4d 3D + 33 4p4d 3P
399 060 399 388 328 1 79 4p4d 1P + 9 4p5s 1P
401 867 401 730 137 0 97 4p5s 3P
402 722 402 847 125 1 76 4p5s 3P + 10 4p4d 1P + 8 4p5s 1P
404 273 403 620 653 3 65 4p4d 1F + 20 4s4f 1F + 12 4s5f 1F
407 500 407 709 209 2 94 4p5s 3P + 5 4s6p 3P
408 693 408 321 372 1 43 4p5s 1P + 34 4s6p 1P + 14 4p5s 3P

Notes. Energies are given in cm-1.

(b)

This work.

(c)

Only the first three components larger than 5% are given.

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