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 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.975 — 2 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 | 0.3783 | 0.0219 | 0.0668 | 0.0702 |
| 54 | 0.4645 | 0.0445 | 0.076 | 0.0881 |
| 90 | 0.4658 | 0.0341 | 0.0791 | 0.0861 |
| 126 | 0.5525 | 0.0332 | 0.0857 | 0.1208 |
| 162 | 0.6471 | 0.0421 | 0.0912 | 0.1289 |
| 198 | 0.6116 | 0.0355 | 0.089 | 0.1262 |
| 234 | 0.6736 | 0.0463 | 0.0958 | 0.1351 |
| 270 | 0.452 | 0.026 | 0.0785 | 0.0827 |
| 306 | 0.4207 | 0.0318 | 0.0729 | 0.0795 |
| 342 | 0.4039 | 0.033 | 0.0683 | 0.0758 |