|
|
|
____________________
|
|
|
|
|
Bracket series
Recombination Lines of Atomic Hydrogen:
Brackett Series
|
VACUUM |
VACUUM |
|
| TRANSITION |
WAVELENGTH |
FREQUENCY |
I/I(Hbeta) |
| (Nu-Nl) |
(microns) |
(cm -1) |
Te=Ne=10**4 |
| 5-4
| 4.05225
| 2467.765
| 0.0777
|
| 6-4
| 2.6259
| 3808.25
|
|
| 7-4
| 2.1661
| 4616.61
| 0.0275
|
| 8-4
| 1.9451
| 5141.14
| 0.0181
|
| 9-4
| 1.8181
| 5500.8
| 0.0126
| | 10-4
| 1.7367
| 5758.1
| 0.00909
|
| 11-4
| 1.6811
| 5948.45
| 0.00679
|
| 12-4
| 1.6412
| 6093.22
| 0.00521
|
| 13-4
| 1.6114
| 6205.9
| 0.00409
|
| 14-4
| 1.5885
| 6295.3
| 0.00327
|
| 15-4
| 1.5705
| 6367.4
| 0.00266
|
| 16-4
| 1.5561
| 6426.4
| 0.00220
|
| 17-4
| 1.5443
| 6475.3
| 0.00184
|
| 18-4
| 1.5346
| 6516.3
| 0.00156
|
| 19-4
| 1.5265
| 6551.0
| 0.00133
|
| 20-4
| 1.5196
| 6580.7
| 0.00116
|
| series limit
| 1.459
| 6855.
|
|
Intensities from Hummer & Storey, MNRAS 224, 801
most frequencies calculated from
f = 109677.57 * [(1/Nl)**2 - TRG
| |
