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 : | 1.75 — 1.775 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 | 0.6494 | 0.0669 | 0.0882 | 0.1108 |
| 54 | 0.5823 | 0.0382 | 0.0627 | 0.0734 |
| 90 | 0.4956 | 0.0304 | 0.0523 | 0.0605 |
| 126 | 0.5276 | 0.0335 | 0.0532 | 0.0629 |
| 162 | 0.59 | 0.0416 | 0.0577 | 0.0711 |
| 198 | 0.6203 | 0.0485 | 0.0594 | 0.0767 |
| 234 | 0.5002 | 0.0356 | 0.0506 | 0.0619 |
| 270 | 0.5639 | 0.0363 | 0.0585 | 0.0688 |
| 306 | 0.6069 | 0.0428 | 0.0646 | 0.0775 |
| 342 | 0.5869 | 0.0427 | 0.0838 | 0.0941 |