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 : | 4.2 — 5 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 | 0.1727 | 0.0189 | 0.0343 | 0.0489 |
| 54 | 0.1795 | 0.0175 | 0.0275 | 0.0326 |
| 90 | 0.1659 | 0.0166 | 0.0251 | 0.0301 |
| 126 | 0.1321 | 0.0158 | 0.0213 | 0.0305 |
| 162 | 0.1759 | 0.0178 | 0.0252 | 0.036 |
| 198 | 0.1688 | 0.0193 | 0.0243 | 0.0344 |
| 234 | 0.1431 | 0.0172 | 0.0224 | 0.0315 |
| 270 | 0.1454 | 0.018 | 0.0233 | 0.0295 |
| 306 | 0.1687 | 0.0171 | 0.0262 | 0.0313 |
| 342 | 0.1889 | 0.0215 | 0.0354 | 0.0502 |