1. 1 CH 3 Br Br atomic lines. summary 201009: agust. heima.....Sept09/Br Atomic lines-201009vhw.ppt agust. heima.....Sept09/Br Atomic lines summary-201009vhwak.xls agust.www.........Sept09/PPT-201009aak.ppt

2. 2 79178 79698.2 hv(Laser) See PD studies in PPT-131009ak.ppt

3. 3 agust. heima.....Sept09/Br Atomic lines-201009vhw.ppt:

4. 4 Br Atomic line summary measuremental valuePosition Upper state term Lower State termNIST from laser(ours) (T.Ridley et al.)  4s 2 4p 4 5p4s 2 4p 5  (NIST- ours) 18597,474389,62S01/22P01/21,16x74390,76 18747,5749907499112D02/32P01/2x 18751,975007,64P03/22P03/21,53x75009,13 18794,75751794D01/22P01/21,48x75180,48 18873,775494,8754940,84S02/32P01/2x 18881755244D01/22P03/2-2,5x75521,5 18924,175696,4756981,64D05/22P03/2x 18953,475813,6758140,44P01/22P03/2x 19003,5760142P03/22P01/2-3,35x76010,65 1904676184761832P01/2 x 19185,676742,4767434D02/32P02/3x 19519,978079,678076-3,62S01/22P02/3x 19628,378513,278511-2,22D05/22P02/3x 196707868078677-32D02/32P02/3x 19794,579178791774S02/32P02/3x 19924,479697,679695-2,62P02/3 x 19966,779866,879869-2,22P01/32P02/3x

5. 5 http://physics.nist.gov/cgi-bin/ASD/energy1.pl Configuration Term J Level (cm -1 ) E-E(1/2) 4s24p5 4s24p5 2 P° 3/2 3/2 0 -3 685.24 1/2 1/2 3 685.24 0 4s 2 4p 4 ( 3 P 2 )5s 4 P 5/2 5/2 63 436.45 59751,21 3/2 3/2 64 907.19 61221,95 4s 2 4p 4 ( 3 P 1 )5s 4 P 1/2 1/2 66 883.87 63198,63 4s 2 4p 4 ( 3 P 1 )5s 2 P 3/2 3/2 67 183.58 63498,34 4s 2 4p 4 ( 3 P 0 )5s 2 P 1/2 1/2 68 970.21 65284,97 4s 2 4p 4 ( 3 P 2 )5p 4 P° 5/2 5/2 74 672.32 70987,08 3/2 3/2 75 009.13 71323,89 1/2 1/2 75 814.00 72128,76 4s 2 4p 4 ( 3 P 2 )5p 4 D° 7/2 7/2 75 521.50 71836,26 5/2 5/2 75 697.05 72011,81 3/2 3/2 76 743.08 73057,84 4s 2 4p 4 ( 1 D)5s 2 D 5/2 5/2 75 890.33 72205,09 3/2 3/2 75 908.53 72223,29 4s 2 4p 4 ( 3 P 1 )5p 2 S° 1/2 1/2 78 076.00 74390,76 4s 2 4p 4 ( 3 P 1 )5p 2 D° 5/2 5/2 78 511.60 74826,36 3/2 3/2 78 676.65 74991,41 4s 2 4p 4 ( 3 P 1 )5p 4 D° 1/2 1/2 78 865.72 75180,48 4s 2 4p 4 ( 3 P 2 )4d 4 D 7/2 7/2 79 044.50 75359,26 5/2 5/2 79 260.91 75575,67 3/2 3/2 79 630.67 75945,43 1/2 1/2 80 026.40 76341,16 4s 2 4p 4 ( 3 P 1 )5p 4 S° 3/2 3/2 79 178.33 75493,09 4s 2 4p 4 ( 3 P 0 )5p 2 P° 3/2 3/2 79 695.89 76010,65 1/2 1/2 79 868.03 76182,79 Earlier (131009) assignment New assignment of lines observed by Trevor et al. New assignment of lines NOT observed by Trevor et al. Lines expected to be seen(?)

6. 6 NB!: all Br atomic lines correspond to transitions from 4p to 5p NOTICE: We can not rule out the possibility that the Br( 2 P 3/2 ) and Br( 2 P 1/2 ) atoms are formed via CH 2 + H + Br ( 2 P J ) formations as well as via CH 3 + Br ( 2 P J ) formations; see slide 7

7. 7 0 20 40 60 80 100 120 CH 3 Br CH 3 Br* CH 3 + Br ( 2 P 3/2 ) x10 3 cm -1 o Abs. due to transition to the repulsive state CH 2 + H + Br ( 2 P 3/2 ) H 2 + C + H + Br ( 2 P 3/2 ) 24587.8 62447.6 See evaluation in notes 011009;2 92419.1

8. 8 0 20 40 60 80 100 120 CH 3 Br CH 3 Br* CH 3 + Br ( 2 P 3/2 ) CH 3 + Br*( 2 D 3/2 ) CH 3 + Br + + e - 78677 78677/2 = 39338.5 39338.5 103264.8 120137.8 x10 3 cm -1 o o Abs. due to transition to the repulsive state 24587.8 16873 (1) (2) (3) (4) (5) Typical mechanism (via CH 3 + Br( 2 P J )):