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Table 5:

Hyperfine splitting and oscillator strengths (log gf) for Nb II transitions.

Transitiona 		F $\sigma$b $\lambda_{\rm air}$b log(gf)b
  upper lower (cm-1) (Å)  

a 5F1-z 5G$_2^\circ$ 		2.5 3.5 30 993.613 3225.540 -0.93
  3.5 3.5 30 993.756 3225.525 -1.02
  3.5 4.5 30 993.928 3225.507 -1.21
  4.5 3.5 30 993.941 3225.506 -1.32
  4.5 4.5 30 994.113 3225.488 -0.90
  4.5 5.5 30 994.323 3225.466 -1.67
  5.5 4.5 30 994.338 3225.464 -0.86
  5.5 5.5 30 994.548 3225.443 -1.02
  6.5 5.5 30 994.815 3225.415 -0.56
a 5F2-z 5G$_3^\circ$ 1.5 2.5 31 289.962 3194.990 -1.12
  2.5 2.5 31 290.014 3194.984 -1.23
  2.5 3.5 31 289.954 3194.990 -1.27
  3.5 2.5 31 290.085 3194.977 -1.63
  3.5 3.5 31 290.025 3194.983 -1.04
  3.5 4.5 31 289.948 3194.991 -1.45
  4.5 3.5 31 290.118 3194.974 -1.19
  4.5 4.5 31 290.040 3194.982 -0.98
  4.5 5.5 31 289.946 3194.991 -1.72
  5.5 4.5 31 290.153 3194.970 -0.90
  5.5 5.5 31 290.059 3194.980 -1.03
  5.5 6.5 31 289.948 3194.991 -2.16
  6.5 5.5 31 290.192 3194.966 -0.69
  6.5 6.5 31 290.081 3194.977 -1.22
  7.5 6.5 31 290.235 3194.962 -0.52
a 5F3-z 5G$_3^\circ$ 1.5 1.5 30 889.762 3236.385 -1.89
  1.5 2.5 30 889.689 3236.392 -1.80
  2.5 1.5 30 889.813 3236.379 -1.80
  2.5 2.5 30 889.740 3236.387 -2.79
  2.5 3.5 30 889.637 3236.398 -1.59
  3.5 2.5 30 889.812 3236.379 -1.59
  3.5 3.5 30 889.709 3236.390 -3.17
  3.5 4.5 30 889.576 3236.404 -1.51
  4.5 3.5 30 889.801 3236.380 -1.51
  4.5 4.5 30 889.669 3236.394 -2.06
  4.5 5.5 30 889.507 3236.411 -1.50
  5.5 4.5 30 889.781 3236.383 -1.50
  5.5 5.5 30 889.620 3236.399 -1.58
  5.5 6.5 30 889.428 3236.420 -1.56
  6.5 5.5 30 889.753 3236.386 -1.56
  6.5 6.5 30 889.562 3236.406 -1.25
  6.5 7.5 30 889.341 3236.429 -1.76
  7.5 6.5 30 889.715 3236.389 -1.76
  7.5 7.5 30 889.495 3236.413 -1.01
a 5F4-z 5G$_4^\circ$ 0.5 0.5 31 089.935 3215.546 -2.46
  0.5 1.5 31 089.886 3215.551 -2.02
  1.5 0.5 31 089.953 3215.544 -2.02
  1.5 1.5 31 089.904 3215.550 -4.06
  1.5 2.5 31 089.821 3215.558 -1.79
  2.5 1.5 31 089.934 3215.546 -1.79
  2.5 2.5 31 089.851 3215.555 -3.05
  2.5 3.5 31 089.736 3215.567 -1.67
  3.5 2.5 31 089.893 3215.551 -1.67
  3.5 3.5 31 089.777 3215.563 -2.30
  3.5 4.5 31 089.629 3215.578 -1.60
  4.5 3.5 31 089.831 3215.557 -1.60
  4.5 4.5 31 089.683 3215.572 -1.88
  4.5 5.5 31 089.501 3215.591 -1.58
  5.5 4.5 31 089.748 3215.566 -1.58
  5.5 5.5 31 089.567 3215.584 -1.58
  5.5 6.5 31 089.352 3215.607 -1.60
  6.5 5.5 31 089.645 3215.576 -1.60
  6.5 6.5 31 089.430 3215.599 -1.35
  6.5 7.5 31 089.182 3215.624 -1.69
  7.5 6.5 31 089.520 3215.589 -1.69
  7.5 7.5 31 089.272 3215.615 -1.15
  7.5 8.5 31 088.991 3215.644 -1.91
  8.5 7.5 31 089.374 3215.604 -1.91
  8.5 8.5 31 089.093 3215.633 -0.98
a 3P1-z 3D$_2^\circ$ 2.5 3.5 29 328.450 3408.681 -1.50
  3.5 3.5 29 328.474 3408.678 -1.59
  3.5 4.5 29 328.463 3408.679 -1.79
  4.5 3.5 29 328.504 3408.674 -1.89
  4.5 4.5 29 328.494 3408.676 -1.47
  4.5 5.5 29 328.481 3408.677 -2.24
  5.5 4.5 29 328.531 3408.671 -1.43
  5.5 5.5 29 328.519 3408.673 -1.59
  6.5 5.5 29 328.563 3408.668 -1.13
a 3F3-z 3D$_2^\circ$ 2.5 1.5 27 620.210 3619.505 -1.66
  2.5 2.5 27 620.194 3619.507 -1.76
  2.5 3.5 27 620.171 3619.510 -2.16
  3.5 2.5 27 620.218 3619.504 -1.81
  3.5 3.5 27 620.195 3619.507 -1.57
  3.5 4.5 27 620.166 3619.511 -1.72
  4.5 3.5 27 620.226 3619.503 -1.99
  4.5 4.5 27 620.197 3619.507 -1.52
  4.5 5.5 27 620.161 3619.512 -1.44
  5.5 4.5 27 620.234 3619.502 -2.25
  5.5 5.5 27 620.198 3619.507 -1.56
  5.5 6.5 27 620.156 3619.512 -1.23
  6.5 5.5 27 620.242 3619.501 -2.69
  6.5 6.5 27 620.200 3619.506 -1.75
  6.5 7.5 27 620.151 3619.513 -1.06
a 3F2-z 3G$_3^\circ$ 1.5 2.5 31 179.159 3206.344 -1.21
  2.5 2.5 31 179.216 3206.338 -1.31
  2.5 3.5 31 179.109 3206.349 -1.35
  3.5 2.5 31 179.294 3206.330 -1.71
  3.5 3.5 31 179.188 3206.341 -1.12
  3.5 4.5 31 179.050 3206.355 -1.54
  4.5 3.5 31 179.289 3206.331 -1.27
  4.5 4.5 31 179.152 3206.345 -1.07
  4.5 5.5 31 178.984 3206.362 -1.80
  5.5 4.5 31 179.275 3206.332 -0.99
  5.5 5.5 31 179.108 3206.349 -1.11
  5.5 6.5 31 178.909 3206.370 -2.24
  6.5 5.5 31 179.254 3206.334 -0.77
  6.5 6.5 31 179.056 3206.355 -1.30
  7.5 6.5 31 179.224 3206.337 -0.60

Notes. (a) Level designations and center of gravity energies from Ryabtsev et al. (2000); (b) derived from the data reported by Nilsson & Ivarsson (2008).


Source LaTeX | All tables | In the text

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