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 : | 2.4 — 3 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 | 0.5425 | 0.0241 | 0.0959 | 0.0989 |
| 54 | 0.5137 | 0.0248 | 0.0976 | 0.1432 |
| 90 | 0.6492 | 0.0402 | 0.1135 | 0.1204 |
| 126 | 0.6973 | 0.0395 | 0.1167 | 0.1232 |
| 162 | 0.805 | 0.0362 | 0.1245 | 0.1772 |
| 198 | 0.8389 | 0.0384 | 0.127 | 0.1806 |
| 234 | 0.7121 | 0.0348 | 0.1179 | 0.123 |
| 270 | 0.586 | 0.0336 | 0.107 | 0.1121 |
| 306 | 0.5915 | 0.0339 | 0.104 | 0.1471 |
| 342 | 0.5329 | 0.0291 | 0.0948 | 0.0992 |