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 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 1.425 — 1.45 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 | 0.1159 | 0.0139 | 0.0447 | 0.0468 |
| 54 | 0.1427 | 0.0169 | 0.0418 | 0.0451 |
| 90 | 0.139 | 0.0147 | 0.0383 | 0.041 |
| 126 | 0.1762 | 0.0176 | 0.0462 | 0.0494 |
| 162 | 0.1379 | 0.0376 | 0.0363 | 0.0522 |
| 198 | 0.192 | 0.0188 | 0.049 | 0.0525 |
| 234 | 0.1729 | 0.0157 | 0.0451 | 0.0478 |
| 270 | 0.1269 | 0.021 | 0.0354 | 0.0412 |
| 306 | 0.1654 | 0.0228 | 0.0474 | 0.0526 |
| 342 | 0.136 | 0.0195 | 0.05 | 0.0536 |