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 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 1.95 — 1.975 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 | 0.3286 | 0.0351 | 0.0834 | 0.0905 |
| 54 | 0.3545 | 0.0354 | 0.0734 | 0.0814 |
| 90 | 0.33 | 0.0208 | 0.0684 | 0.0715 |
| 126 | 0.336 | 0.0347 | 0.0709 | 0.0789 |
| 162 | 0.3557 | 0.0239 | 0.0723 | 0.0762 |
| 198 | 0.3427 | 0.0209 | 0.0709 | 0.0739 |
| 234 | 0.3045 | 0.0237 | 0.0677 | 0.0717 |
| 270 | 0.329 | 0.0209 | 0.0683 | 0.0715 |
| 306 | 0.2873 | 0.0186 | 0.0635 | 0.0662 |
| 342 | 0.33 | 0.0293 | 0.0823 | 0.0874 |