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 : | 1.475 — 1.5 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 | 0.3371 | 0.0313 | 0.0598 | 0.0843 |
| 54 | 0.3509 | 0.0306 | 0.051 | 0.0726 |
| 90 | 0.3324 | 0.0229 | 0.0457 | 0.0512 |
| 126 | 0.3256 | 0.0256 | 0.0438 | 0.0507 |
| 162 | 0.3689 | 0.0217 | 0.0486 | 0.0695 |
| 198 | 0.4043 | 0.0254 | 0.0531 | 0.0753 |
| 234 | 0.3434 | 0.0226 | 0.0467 | 0.0518 |
| 270 | 0.2848 | 0.0211 | 0.0405 | 0.0456 |
| 306 | 0.2391 | 0.031 | 0.0373 | 0.054 |
| 342 | 0.3374 | 0.0283 | 0.0597 | 0.0849 |