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 : | 1.425 — 1.45 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 | 0.2075 | 0.0227 | 0.0479 | 0.0676 |
| 54 | 0.1857 | 0.0302 | 0.0355 | 0.0466 |
| 90 | 0.1593 | 0.0146 | 0.0287 | 0.0412 |
| 126 | 0.2179 | 0.0179 | 0.0362 | 0.0404 |
| 162 | 0.2422 | 0.0188 | 0.0391 | 0.0434 |
| 198 | 0.2403 | 0.0183 | 0.0389 | 0.043 |
| 234 | 0.2302 | 0.0213 | 0.0384 | 0.0439 |
| 270 | 0.2149 | 0.019 | 0.0373 | 0.0526 |
| 306 | 0.2004 | 0.0191 | 0.0377 | 0.0423 |
| 342 | 0.1833 | 0.0174 | 0.0438 | 0.0617 |