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 : | 2.075 — 2.1 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 | 0.3561 | 0.0248 | 0.0872 | 0.0907 |
| 54 | 0.3559 | 0.0194 | 0.0757 | 0.0782 |
| 90 | 0.3766 | 0.0177 | 0.0765 | 0.0786 |
| 126 | 0.4424 | 0.0365 | 0.0868 | 0.0941 |
| 162 | 0.4242 | 0.0254 | 0.0835 | 0.0872 |
| 198 | 0.4009 | 0.0233 | 0.0809 | 0.0842 |
| 234 | 0.3725 | 0.0238 | 0.0781 | 0.0817 |
| 270 | 0.3426 | 0.0216 | 0.0725 | 0.0756 |
| 306 | 0.3807 | 0.0449 | 0.0785 | 0.0904 |
| 342 | 0.3418 | 0.0205 | 0.0851 | 0.0875 |