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 : | 2.025 — 2.05 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 | 0.3646 | 0.0239 | 0.0642 | 0.0685 |
| 54 | 0.3455 | 0.0268 | 0.0648 | 0.0701 |
| 90 | 0.5434 | 0.0751 | 0.0844 | 0.1129 |
| 126 | 0.5179 | 0.0395 | 0.0791 | 0.0884 |
| 162 | 0.5745 | 0.0379 | 0.0834 | 0.0916 |
| 198 | 0.6631 | 0.0437 | 0.0922 | 0.102 |
| 234 | 0.4819 | 0.0359 | 0.0779 | 0.0858 |
| 270 | 0.4737 | 0.0594 | 0.0787 | 0.0987 |
| 306 | 0.4018 | 0.0869 | 0.0689 | 0.1109 |
| 342 | 0.3139 | 0.0204 | 0.0602 | 0.0636 |