1. HBr: F 1  2 (v´=1) V(v´=m+7) interaction: W 12 determination from line shifts: agust,heima,...June11/Peaks of F1 and V(m+7) detlta2 for HCl state-141211jlak.xls agust,www,....June11/PPT-141211aka.ppt agust,heima,...June11/PXP-141211ak.pxp agust,heima,...June11/HBr 79040_80120-151211.pxp

2.  E(J´,J´-1) Q 49.01991 65.1875 81.52161 98.91389 113.056 129.7394 J' 0 1 2 3 4 5 6 7 8  E(J´,J´-1) Q 47.75365 63.50105 79.41661 96.29238 110.2204 126.3927 142.0013 J' 0 1 2 3 4 5 6 7 8 9 H 79 Br + H 81 Br + agust,heima,...June11/Peaks of F1 and V(m+7) detlta2 for HCl state-141211jlak.xls

3. H 79 Br + H 81 Br + Clear deviations from linearity  E(J´,J´-1) derived from Q lines of F 1  2 J´ agust,heima,...June11/PXP-141211ak.pxp

4. ERGO: W12 can be derived according to http://www3.hi.is/~agust/rannsoknir/rempi/hcl/Jan11/PDF-020111ak.pdf And http://www3.hi.is/~agust/rannsoknir/rempi/hcl/Jan11/PPT-190111ak.ppt

5. Coefficient values ± one standard deviation a = 0.60454 ± 0.0266 b = 16.142 ± 0.00488 H 79 Br + agust,heima,...June11/PXP-141211ak.pxp

6. Coefficient values ± one standard deviation a = 0.6369 ± 0.0704 b = 15.713 ± 0.0108 agust,heima,...June11/PXP-141211ak.pxp

7. agust,heima,...June11/PXP-141211ak.pxp; lay:2; Gr:4 V(v´=m+7) DE(J´,J´-1) 79Br+ 8.31779 17.0272 27.4199 36.0875 J´ 1 2 3 4 V DE 81Br+ 7.99516 16.1824 26.2536 34.901

8. agust,heima,...June11/PXP-141211ak.pxp; lay:3; Gr:3 V(v´=m+7) DE(J´,J´-1) H+ Use B´´and D´´ for i = 79 V(v´=m+7) DE(J´,J´-1) H+ Use B´´and D´´ for i = 81

9. Lets have a look at the H+ REMPI spectrum: Move J´=5 peak from + to + agust,heima,...June11/HBr 79040_80120-151211.pxp; Lay:0 ; Gr:2

10. i=79 i=81 6 5 4 3 6 5 4 7 This is closer to what one might expect, i.e. a drop in  E(6,5): agust,heima,...June11/Peaks of F1 and V(m+7) detlta2 for HCl state-141211jlak.xls J´ F(v´=1) V(v´=m+7)  E(J´,J´-1) J´ Ca. 25 cm-1 drop!

11. Lets have a look at the H+ REMPI spectrum: Move J´=5 peak from + to + H+H+ J'Q 079482.5 179473.7 279456.6 379432.8 479401.5 579358 679283.22 779219.2 879145.3 979065.6 agust,heima,...June11/HBr 79040_80120-151211.pxp; Lay:0 ; Gr:2

12. i=79 i=81 H+H+ J'Q 079482.5 179473.7 279456.6 379432.8 479401.5 579358 679283.22 779219.2 879145.3 979065.6 i.e. line positions: agust,heima,...June11/Peaks of F1 and V(m+7) detlta2 for HCl state-141211jlak.xls J´

13. F1D2 H79Br+EDEDE0E0D(E-E0)EV(J´)EV0W12 J'QQQQQQQ 0 79482.5 1 79490.82 279310.779362.05 079507.95 379308.479411.0649.0199149.0305479411.080.01063179535.4679535.45 479305.279476.2565.187565.1725479476.250.00432579572.55 579301.379557.7781.5216181.3145479557.560.21139579614.4779614.26 679297.879656.6998.9138997.4565479655.021.6687479642.179643.774.642616 779291.579769.74113.056113.598579768.621.12615379697.4479698.57 87928579899.48129.7394129.740579898.361.12505879759.7879760.91 79833.14 H81Br+ DE J'Q Q 0 79482.5 1 79490.4 279310.479360.48 079506.68 379308.179408.2347.7536547.775979408.250.02225579532.9379532.91 479304.979471.7363.5010563.488979471.740.01010779568.3379568.32 57930179551.1579.4166179.201979550.940.20460479608.1579607.94 679297.479647.4496.2923894.914979645.861.5820879633.2679634.844.465291 779291.279757.66110.2204110.627979756.491.17456279685.6679686.84 879284.779884.05126.3927126.340979882.831.22633279744.6579745.88 979277.480026.06142.0013142.053980024.881.17371179814.2679815.43 H+ E DE J'QQ (original) Q(81)Q(79) 079482.5 179473.7 79490.479490.827.8951618.317794 279456.6 79506.6879507.9516.2823617.12722 379432.8 79532.9379535.4626.2536527.51991 479401.5 79568.3379572.5535.4010537.0875 57935879344.5 79608.1579614.4739.8166141.92161 679283.22 79633.2679642.125.1073827.62889 779219.2 79685.6679697.4452.4053855.34095 879145.3 79744.6579759.7858.9926762.33944 979065.6 79814.2679833.1469.6012873.35599