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 : | 2 — 2.025 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 | 0.5178 | 0.029 | 0.0904 | 0.095 |
| 54 | 0.5328 | 0.029 | 0.0961 | 0.1004 |
| 90 | 0.6212 | 0.0449 | 0.1074 | 0.1164 |
| 126 | 0.6658 | 0.0286 | 0.11 | 0.1136 |
| 162 | 0.8093 | 0.0459 | 0.1211 | 0.1295 |
| 198 | 0.8299 | 0.0337 | 0.1237 | 0.1282 |
| 234 | 0.7276 | 0.0362 | 0.1158 | 0.1213 |
| 270 | 0.5981 | 0.0406 | 0.1039 | 0.1116 |
| 306 | 0.4733 | 0.0411 | 0.0901 | 0.099 |
| 342 | 0.5287 | 0.0266 | 0.0916 | 0.0954 |