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 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 2.075 — 2.1 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 | 0.2321 | 0.0237 | 0.0583 | 0.063 |
| 54 | 0.2061 | 0.0156 | 0.0561 | 0.0583 |
| 90 | 0.2962 | 0.0295 | 0.0707 | 0.0766 |
| 126 | 0.3386 | 0.0396 | 0.0742 | 0.0841 |
| 162 | 0.4077 | 0.0235 | 0.0815 | 0.0849 |
| 198 | 0.393 | 0.0245 | 0.079 | 0.0827 |
| 234 | 0.3098 | 0.0203 | 0.0707 | 0.0736 |
| 270 | 0.3209 | 0.0376 | 0.074 | 0.083 |
| 306 | 0.2097 | 0.0165 | 0.0562 | 0.0586 |
| 342 | 0.2073 | 0.0175 | 0.0552 | 0.0579 |