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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.625 — 1.65 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 | 0.6751 | 0.0488 | 0.1229 | 0.1709 |
| 54 | 0.5918 | 0.0382 | 0.0924 | 0.1348 |
| 90 | 0.5247 | 0.0302 | 0.0799 | 0.0854 |
| 126 | 0.4953 | 0.0262 | 0.0734 | 0.0779 |
| 162 | 0.4926 | 0.0358 | 0.0716 | 0.0801 |
| 198 | 0.5202 | 0.0237 | 0.075 | 0.0787 |
| 234 | 0.5142 | 0.0274 | 0.0762 | 0.081 |
| 270 | 0.5608 | 0.0327 | 0.084 | 0.0902 |
| 306 | 0.5458 | 0.0308 | 0.0874 | 0.1261 |
| 342 | 0.6143 | 0.0401 | 0.116 | 0.1599 |