Table 1: New magnetic dipole constants in Mn I (A, in 10-3 cm-1) and comparison with previous results.
Configuration Level* E (cm-1)* A (10-3 cm-1) Ref.
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3d54s2

 a 6S5/2 0   -2.4157 Davis et al. (1971)a
3d6(5D)4s a 6D9/2 17052.29   17.022 Dembczynski et al. (1979)b
  a 6D7/2 17282.00   15.308 Dembczynski et al. (1979)b
  a 6D5/2 17451.52   14.567 Dembczynski et al. (1979)b
  a 6D3/2 17568.48   15.657 Dembczynski et al. (1979)b
  a 6D1/2 17637.15   29.422 Dembczynski et al. (1979)b
3d5(6S)4s4p z 8P $^\circ_{5/2}$ 18402.46   19.08 Handrich et al. (1969)c
  z 8P $^\circ_{7/2}$ 18531.64   18.23 Handrich et al. (1969)c
  z 8P $^\circ _{9/2}$ 18705.37   14.01 Handrich et al. (1969)c
3d6(5D)4s a 4D7/2 23296.67 -5.5(3) -5.7 Melendez (1999)d
  a 4D5/2 23549.20 -4.7(2) -4.6 Melendez (1999)d
  a 4D3/2 23719.52 0.9(4) 0 Beynon (1977)e
  a 4D1/2 23818.87 50.4(9) 37 Beynon (1977)e
3d5 (6S) 4s4p (3P$^\circ$) z 6P $^\circ_{3/2}$ 24779.32   19.07 Handrich et al. (1969)c
  z 6P $^\circ_{5/2}$ 24788.05   15.591 Handrich et al. (1969)c
  z 6P $^\circ_{7/2}$ 24802.25   14.312 Handrich et al. (1969)c
3d54s2 a 4G11/2 25265.74 13.6(5)    
  a 4G9/2 25285.43 13.7(5)    
  a 4G7/2 25287.74 15.0(5)    
  a 4G5/2 25281.04 20.2(2)    
3d5 (6S) 4s4p (3P$^\circ$) z 4P $^\circ_{5/2}$ 31001.15   -20.3 Kronfeldt et al. (1985)f
  z 4P $^\circ_{3/2}$ 31076.42   -27.4 Kronfeldt et al. (1985)f
  z 4P $^\circ_{1/2}$ 31124.95 -73.2(5) -56 Beynon (1977)e
3d5 (6S) 4s4p (1P$^\circ$) y 6P $^\circ_{3/2}$ 35689.98   -32.4 Luc & Gerstenkorn (1972)g
  y 6P $^\circ_{5/2}$ 35725.85   -18.0 Luc & Gerstenkorn (1972)g
  y 6P $^\circ_{7/2}$ 35769.97   -13.0 Luc & Gerstenkorn (1972)g
3d5(7S)5s e 8S7/2 39431.31 25.2(5) 24 Beynon (1977)e
3d5(7S)5s e 6S5/2 41403.93   (29) Beynon (1977)e
3d6 (5D) 4p z 6D $^\circ _{9/2}$ 41789.48 3.1(1) 3.5 Beynon (1977)e
  z 6D $^\circ_{7/2}$ 41932.64 1.4(2) 2 Beynon (1977)e
  z 6D $^\circ_{5/2}$ 42053.73 -8.3(5) 3 Beynon (1977)e
  z 6D $^\circ_{3/2}$ 42143.57 -4.7(2) -3.5 Beynon (1977)e
  z 6D $^\circ_{1/2}$ 42198.56 -26.3(4) (-8) Beynon (1977)e
3d6(5D)4p z 6F $^\circ_{11/2}$ 43314.23 6.0(5)    
  z 6F $^\circ _{9/2}$ 43428.58 5.2(4)    
  z 6F $^\circ_{7/2}$ 43524.08 4.6(3)    
  z 6F $^\circ_{5/2}$ 43595.50 5.8 (3)    
  z 6F $^\circ_{3/2}$ 43644.45 9.1 (5)    
  z 6F $^\circ_{1/2}$ 43672.66      
3d6(5D)4p z 4F $^\circ _{9/2}$ 44288.76 4.5(5) (5) Beynon (1977)e
  z 4F $^\circ_{7/2}$ 44523.45 6.0(4) 6 Beynon (1977)e
  z 4F $^\circ_{5/2}$ 44696.29 9.9(4) 10 Beynon (1977)e
  z 4F $^\circ_{3/2}$ 44814.23 22.4(9) 18 Beynon (1977)e
3d6(5D)4p x 6P $^\circ_{7/2}$ 44993.92 9.1 (3)    
  x 6P $^\circ_{5/2}$ 45156.11 8.7 (9)    
  x 6P $^\circ_{3/2}$ 45259.17 12 (2)    
3d6(6D)4p z 4D $^\circ_{7/2}$ 45754.27   5 Beynon (1977)e
  z 4D $^\circ_{5/2}$ 45940.93 1.9(3) 6 Beynon (1977)e
  z 4D $^\circ_{3/2}$ 46083.89 6.1(3) 8 Beynon (1977)e
  z 4D $^\circ_{1/2}$ 46169.93 35.0(5) 19 Beynon (1977)e
3d5 4s (7S) 5p y 8P $^\circ_{5/2}$ 45981.44   27.5 Melendez (1999)d
  y 8P $^\circ_{7/2}$ 46000.77   20.0 Melendez (1999)d
  y 8P $^\circ _{9/2}$ 46026.75   16.5 Melendez (1999)d
3d54s(7S)4d e 8D3/2 46706.09 39 (4)    
  e 8D5/2 46707.03 22 (2)    
  e 8D7/2 46708.33 19 (2)    
  e 8D9/2 46710.15 15 (1)    
  e 8D11/2 46712.58 14.0 (8)    
3d6(5D)4p y 4P $^\circ_{5/2}$ 46901.13 -1.8(4) (3) Beynon (1977)e
  y 4P $^\circ_{3/2}$ 47154.51   1 Beynon (1977)e
  y 4P $^\circ_{1/2}$ 47299.29 -34(2) -8 Beynon (1977)e
3d5 4s (7S) 4d e 6D9/2 47207.28   15.5 Luc & Gerstenkorn (1972)g
  e 6D7/2 47212.06   15.8 Luc & Gerstenkorn (1972)g
  e 6D5/2 47215.61   17.6 Luc & Gerstenkorn (1972)g
  e 6D3/2 47218.15   22.8 Luc & Gerstenkorn (1972)g
  e 6D1/2 47219.64   61.6 Luc & Gerstenkorn (1972)g
3d5 4s (5S) 5s f 6S5/2 49415.35 -20.6(3) -22 Beynon (1977)e
3d5 4s (5S) 5s e 4S3/2 49591.51 -50.5(4) -49 Fisher & Peck (1939)h
3d5 4s(7S)6s g 6S5/2 50904.68 23.2(5)    
a Spin-exchange optical pumping experiment.
b Laser-rf double resonance.
c Level crossing.
d Fitting of solar profiles.
e Reanalysis of old data. These results are quoted only when more accurate data are not available.
 Calculated values are given between parentheses.
f Laser-atomic beam spectroscopy.
g Fabry-Perot measurements and Fourier transform spectroscopy.
h Hollow cathode discharge and Fabry-Perot interferometer.
* The notation and energy level values are taken from Sugar & Corliss (1985).


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