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 : | 1.7 — 1.725 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 | 0.4717 | 0.0292 | 0.0661 | 0.0723 |
| 54 | 0.4572 | 0.0295 | 0.0657 | 0.072 |
| 90 | 0.5365 | 0.0397 | 0.0738 | 0.0838 |
| 126 | 0.523 | 0.0368 | 0.0736 | 0.0823 |
| 162 | 0.6016 | 0.0343 | 0.0795 | 0.1123 |
| 198 | 0.5854 | 0.0386 | 0.0781 | 0.1108 |
| 234 | 0.5623 | 0.0365 | 0.0759 | 0.0842 |
| 270 | 0.5713 | 0.0399 | 0.0762 | 0.0861 |
| 306 | 0.424 | 0.0345 | 0.0633 | 0.0721 |
| 342 | 0.4911 | 0.0313 | 0.0676 | 0.0745 |