Parameter (X axis): ψ(p), 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(p), mcb/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ 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 : | 1.975 — 2 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(p), mcb/rad
Parameter (X axis): ψ(p), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(p),
deg |
dσ/dψ(p),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.4626 | 0.0354 | 0.084 | 0.1198 |
| 54 | 0.4723 | 0.0424 | 0.0666 | 0.079 |
| 90 | 0.5743 | 0.0495 | 0.0727 | 0.088 |
| 126 | 0.5058 | 0.0472 | 0.0695 | 0.0981 |
| 162 | 0.5118 | 0.0304 | 0.0696 | 0.099 |
| 198 | 0.5365 | 0.0396 | 0.071 | 0.1008 |
| 234 | 0.4574 | 0.0262 | 0.0665 | 0.0945 |
| 270 | 0.4846 | 0.0332 | 0.0659 | 0.0738 |
| 306 | 0.5276 | 0.0474 | 0.0717 | 0.086 |
| 342 | 0.4176 | 0.0315 | 0.079 | 0.112 |