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 : | 1.875 — 1.9 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 | 0.2874 | 0.0257 | 0.0647 | 0.0696 |
| 54 | 0.3251 | 0.0222 | 0.0524 | 0.0569 |
| 90 | 0.3592 | 0.0274 | 0.0572 | 0.0634 |
| 126 | 0.4971 | 0.0445 | 0.0751 | 0.0873 |
| 162 | 0.4864 | 0.0364 | 0.0727 | 0.0813 |
| 198 | 0.5609 | 0.0485 | 0.0828 | 0.0959 |
| 234 | 0.4167 | 0.0347 | 0.0657 | 0.0743 |
| 270 | 0.3065 | 0.0224 | 0.0514 | 0.056 |
| 306 | 0.3427 | 0.0286 | 0.0549 | 0.0619 |
| 342 | 0.2506 | 0.0177 | 0.0604 | 0.0629 |