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 : | 1.95 — 1.975 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 | 0.4652 | 0.0409 | 0.0868 | 0.096 |
| 54 | 0.4442 | 0.0424 | 0.0664 | 0.0788 |
| 90 | 0.4605 | 0.0273 | 0.0649 | 0.0704 |
| 126 | 0.4967 | 0.0447 | 0.0713 | 0.1033 |
| 162 | 0.5519 | 0.0403 | 0.0746 | 0.106 |
| 198 | 0.4727 | 0.0386 | 0.0672 | 0.0775 |
| 234 | 0.5286 | 0.0454 | 0.0742 | 0.105 |
| 270 | 0.4766 | 0.0353 | 0.0668 | 0.0755 |
| 306 | 0.4325 | 0.0284 | 0.0647 | 0.0707 |
| 342 | 0.4487 | 0.0389 | 0.0852 | 0.0936 |