Download presentation
Presentation is loading. Please wait.
Published byAusten Atkinson Modified over 6 years ago
1
e+ e- -> pi+ pi- psip (neutral channle) Line shape measurement
Liang Yan
2
Efficiency Ecms Efficiency 4190 0.32 4210 0.33 4220 4230 4245 4260
0.28 4310 4360 0.36 4390 0.37 4420 0.38
3
Efficiency (4190) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.34 17.33 0.700 Psip->pi0 Jpsi 0.20 0.13 0.005 Psip-> eta Jpsi 0.31 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.26 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.27 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.32 24.75 1.000
4
Efficiency (4210) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.34 17.33 0.700 Psip->pi0 Jpsi 0.21 0.13 0.005 Psip-> eta Jpsi 0.32 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.27 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.28 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.33 24.75 1.000
5
Efficiency (4220) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.35 17.33 0.700 Psip->pi0 Jpsi 0.21 0.13 0.005 Psip-> eta Jpsi 0.33 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.27 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.28 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 24.75 1.000
6
Efficiency (4230) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.35 17.33 0.700 Psip->pi0 Jpsi 0.20 0.13 0.005 Psip-> eta Jpsi 0.33 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.26 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.27 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 24.75 1.000
7
Efficiency (4245) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.34 17.33 0.700 Psip->pi0 Jpsi 0.19 0.13 0.005 Psip-> eta Jpsi 0.33 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.25 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.26 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 0.24 1.7 0.069 Total 0.32 24.75 1.000
8
Efficiency (4260) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.29 17.33 0.700 Psip->pi0 Jpsi 0.19 0.13 0.005 Psip-> eta Jpsi 0.27 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.23 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.24 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.28 24.75 1.000
9
Efficiency (4310) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.34 17.33 0.700 Psip->pi0 Jpsi 0.20 0.13 0.005 Psip-> eta Jpsi 0.33 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.26 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.27 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.32 24.75 1.000
10
Efficiency (4360) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.38 17.33 0.700 Psip->pi0 Jpsi 0.23 0.13 0.005 Psip-> eta Jpsi 0.36 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.29 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.31 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 0.30 1.7 0.069 Total 24.75 1.000
11
Efficiency (4390) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.39 17.33 0.700 Psip->pi0 Jpsi 0.24 0.13 0.005 Psip-> eta Jpsi 0.36 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.30 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.31 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.37 24.75 1.000
12
Efficiency (4420) Decay modes Efficiency Br Weight
Psip->pi0 pi0 Jpsi 0.40 17.33 0.700 Psip->pi0 Jpsi 0.25 0.13 0.005 Psip-> eta Jpsi 0.37 2.32 0.094 Psip -> gamma chic0, Chic0-> gamma jpsi 0.31 0.11 0.004 Psip -> gamma chic1, Chic1-> gamma jpsi 0.32 3.16 0.128 Psip -> gamma chic2, Chic2-> gamma jpsi 1.7 0.069 Total 0.38 24.75 1.000
13
Lineshape Ecms Efficiency Luminosity (pb-1) Nobs X section (pb) 4190
0.32 42 5.2 (upper limit) 13.14 4210 0.33 52 6.2 ± 2.7 12.30±5.36 4220 7.4 ± 2.9 14.68±5.75 4230 1054 126.7 ± 13.4 12.40±1.31 4245 53 8.3 ± 3.0 16.66±6.02 4260 0.28 806 64.4 ± 9.6 9.71±1.45 4310 44 11.8 ± 3.7 28.53±8.94 4360 0.36 523 226.6 ± 16.6 40.96±3.00 4390 0.37 18.4 ± 4.6 31.94±7.98 4420 0.38 43 20.1 ± 4.6 41.87±9.58
14
Psi’ fitting (4190) Nupperlimit = 5.2
15
Psi’ fitting (4210) N = 6.2 ± 2.7
16
Psi’ fitting (4220) N = 7.4 ± 2.9
17
Psi’ fitting (4230) N = ± 13.4
18
Psi’ fitting (4245) N = 8.3 ± 3.0
19
Psi’ fitting (4260) N = 64.4 ± 9.6
20
Psi’ fitting (4310) N = 11.8 ± 3.7
21
Psi’ fitting (4360) N = ± 16.6
22
Psi’ fitting (4390) N = 18.4 ± 4.6
23
Psi’ fitting (4420) N = 20.1 ± 4.6
24
4230 4260
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.