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 : | 1.85 — 1.875 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 | 0.6268 | 0.0288 | 0.1045 | 0.1084 |
| 54 | 0.5785 | 0.0258 | 0.1016 | 0.1444 |
| 90 | 0.7164 | 0.0367 | 0.1161 | 0.1217 |
| 126 | 0.8196 | 0.0455 | 0.1261 | 0.1851 |
| 162 | 0.8966 | 0.0397 | 0.1335 | 0.1933 |
| 198 | 0.9242 | 0.0492 | 0.1371 | 0.1954 |
| 234 | 0.7787 | 0.033 | 0.1214 | 0.1728 |
| 270 | 0.7335 | 0.0378 | 0.1169 | 0.1229 |
| 306 | 0.6882 | 0.0326 | 0.1124 | 0.1591 |
| 342 | 0.603 | 0.0236 | 0.1023 | 0.105 |