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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 : | 1.675 — 1.7 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 | 0.2753 | 0.0344 | 0.0518 | 0.0622 |
| 54 | 0.2269 | 0.0222 | 0.0356 | 0.0419 |
| 90 | 0.1978 | 0.0182 | 0.0319 | 0.0446 |
| 126 | 0.2427 | 0.0244 | 0.0357 | 0.0432 |
| 162 | 0.2707 | 0.0289 | 0.0373 | 0.0532 |
| 198 | 0.2719 | 0.0244 | 0.0376 | 0.0537 |
| 234 | 0.2144 | 0.0199 | 0.0326 | 0.0382 |
| 270 | 0.2019 | 0.018 | 0.0326 | 0.0464 |
| 306 | 0.2705 | 0.0247 | 0.0392 | 0.0463 |
| 342 | 0.2998 | 0.0399 | 0.0536 | 0.0668 |