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 : | 1.875 — 1.9 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 | 0.9422 | 0.044 | 0.161 | 0.2298 |
| 54 | 1.0774 | 0.0591 | 0.1319 | 0.1445 |
| 90 | 0.9547 | 0.0473 | 0.1104 | 0.1201 |
| 126 | 0.9493 | 0.0477 | 0.109 | 0.119 |
| 162 | 1.1367 | 0.0606 | 0.1197 | 0.38 |
| 198 | 0.9223 | 0.0461 | 0.1011 | 0.1111 |
| 234 | 0.9241 | 0.0495 | 0.1065 | 0.1175 |
| 270 | 0.9396 | 0.0429 | 0.1097 | 0.1178 |
| 306 | 1.0111 | 0.0492 | 0.1267 | 0.1359 |
| 342 | 1.024 | 0.0507 | 0.1669 | 0.2348 |