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 : | 1.5 — 1.525 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 | 0.1792 | 0.0248 | 0.0488 | 0.0547 |
| 54 | 0.1439 | 0.0171 | 0.0352 | 0.0497 |
| 90 | 0.1439 | 0.0165 | 0.0333 | 0.0372 |
| 126 | 0.1962 | 0.0241 | 0.0415 | 0.0584 |
| 162 | 0.1887 | 0.0203 | 0.0399 | 0.0567 |
| 198 | 0.1999 | 0.02 | 0.042 | 0.0601 |
| 234 | 0.137 | 0.0173 | 0.0317 | 0.0445 |
| 270 | 0.1851 | 0.023 | 0.0411 | 0.0581 |
| 306 | 0.1292 | 0.0164 | 0.0328 | 0.0461 |
| 342 | 0.1884 | 0.0285 | 0.0506 | 0.058 |