Table II

Energy level (in cm-1) and hyperfine structure constants (in 10-3 cm-1) for 212Fr I

References Term J Energy A B
(1) 7s 2S 1/2 0 302.45  
(2) 7p 2P 1/2 12 237.409 39.61 -0.9
(2) 7p 2P 3/2 13 923.998 3.24  
(3) 8p 2P 1/2 23 112.960 12.45  
(3) 8p 2P 3/2 23 658.306 1.09 -0.26
(4) 10d 2D 3/2 30 309.962    
(4) 10d 2D 5/2 30 325.605    
(4) 12s 2S 1/2 30 559.516    
(4) 11d 2D 3/2 30 936.325    
(4) 11d 2D 5/3 30 946.643    
(4) 13s 2S 1/2 31 101.547    
(4) 12d 2D 3/2 31 356.506    
(4) 12d 2D 5/2 31 363.655    
(4) 14s 2S 1/2 31 471.470    
(4) 13d 2D 3/2 31 652.000    
(4) 13d 2D 5/2 31 657.155    
(4) 15s 2S 1/2 31 735.186    
(4) 14d 2D 3/2 31 867.682    
(4) 14d 2D 5/2 31 871.514    
(4) 16s 2S 1/2 31 929.792    
(4) 15d 2D 3/2 32 029.909    
(4) 15d 2D 5/2 32 032.821    
(4) 17s 2S 1/2 32 077.494    
(4) 16d 2D 3/2 32 154.979    
(4) 16d 2D 5/2 32 157.274    
(4) 18s 2S 1/2 32 192.253    
(4) 17d 2D 3/2 32 253.449    
(4) 17d 2D 5/2 32 255.275    
(4) 19s 2S 1/2 32 283.181    
(4) 18d 2D 3/2 32 332.354    
(4) 18d 2D 5/2 32 333.827    
(4) 20s 2S 1/2 32 356.445    
(4) 19d 2D 3/2 32 396.552    
(4) 19d 2D 5/2 32 397.761    
(4) 21s 2S 1/2 32 416.341    
(4) 20d 2D 3/2 32 449.483    
(4) 20d 2D 5/2 32 450.488    
(4) 22s 2S 1/2 32 465.938    
(5) 23s 2S 1/2 32 507.36    
(5) 22d 2D 3/2,5/2 32 531.13    
(5) 23d 2D 3/2,5/2 32 562.87    
(5) 25s 2S 1/2 32 572.27    
(5) 24d 2D 3/2,5/2 32 589.95    
(5) 26s 2S 1/2 32 598.26    
(5) 25d 2D 3/2,5/2 32 613.28    
(5) 27s 2S 1/2 32 620.47    
(5) 26d 2D 3/2,5/2 32 633.72    
(5) 29s 2S 1/2 32 657.07    
(5) 28d 2D 3/2,5/2 32 667.36    
(5) 30s 2S 1/2 32 672.05    
(5) 29d 2D 3/2,5/2 32 681.32    
(5) 31s 2S 1/2 32 685.74    
(5) 30d 2D 3/2,5/2 32 693.63    
(5) 31d 2D 3/2,5/2 32 704.62    
(5) 32d 2D 3/2,5/2 32 714.56    
(5) 33d 2D 3/2,5/2 32 723.50