Parameter (X axis): ψ(π−), deg
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Experiment: E1-6, 2025, 2001
Spokespersons: R.W. Gothe, A. Trivedi
Experiment comment: Experiment year: 2001—2002
Measurement comment: The angle ψ is the angle between the plane defined by the three-momenta of the hadron (in parentheses) and the target proton, and the plane defined by the three-momenta of the other two final-state hadrons
No publications available for this experiment
Quantity measured: dσ/dψ(π−), mcb/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p and π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none
| Q2 : | 3 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.7 — 1.725 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(π−), mcb/rad
Parameter (X axis): ψ(π−), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(π−),
deg |
dσ/dψ(π−),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.6624 | 0.0547 | 0.1 | 0.114 |
| 54 | 0.6579 | 0.0422 | 0.0708 | 0.0997 |
| 90 | 0.6266 | 0.0381 | 0.0637 | 0.0897 |
| 126 | 0.7661 | 0.0443 | 0.0744 | 0.0866 |
| 162 | 0.8046 | 0.0516 | 0.0738 | 0.0901 |
| 198 | 0.7298 | 0.0366 | 0.0678 | 0.0771 |
| 234 | 0.7732 | 0.0439 | 0.0749 | 0.0868 |
| 270 | 0.7015 | 0.04 | 0.0699 | 0.099 |
| 306 | 0.5574 | 0.0457 | 0.0626 | 0.0886 |
| 342 | 0.7027 | 0.0591 | 0.1022 | 0.1181 |