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 : | 2 — 2.4 GeV2 | |
|---|---|---|
| W : | 1.6 — 1.625 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 | 0.868 | 0.1012 | 0.1909 | 0.2702 |
| 54 | 0.8682 | 0.0546 | 0.1495 | 0.2151 |
| 90 | 0.8386 | 0.0523 | 0.1312 | 0.1413 |
| 126 | 0.7222 | 0.0405 | 0.113 | 0.12 |
| 162 | 0.7951 | 0.0381 | 0.1175 | 0.1235 |
| 198 | 0.7863 | 0.0432 | 0.1162 | 0.124 |
| 234 | 0.7878 | 0.0534 | 0.1215 | 0.1327 |
| 270 | 0.7282 | 0.0426 | 0.1199 | 0.1272 |
| 306 | 1.0763 | 0.0694 | 0.1717 | 0.2483 |
| 342 | 1.0263 | 0.0659 | 0.2072 | 0.2921 |