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 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.775 — 1.8 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 | 0.5023 | 0.0427 | 0.0805 | 0.0912 |
| 54 | 0.5509 | 0.0514 | 0.068 | 0.0853 |
| 90 | 0.5291 | 0.0389 | 0.0631 | 0.0741 |
| 126 | 0.5361 | 0.0412 | 0.0627 | 0.075 |
| 162 | 0.5028 | 0.0382 | 0.0577 | 0.0692 |
| 198 | 0.5221 | 0.0451 | 0.0593 | 0.0745 |
| 234 | 0.5068 | 0.0403 | 0.0597 | 0.072 |
| 270 | 0.4963 | 0.0315 | 0.0599 | 0.0677 |
| 306 | 0.4897 | 0.0524 | 0.0617 | 0.0809 |
| 342 | 0.5449 | 0.0468 | 0.0853 | 0.0973 |