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 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 1.6 — 1.625 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 | 0.2736 | 0.0208 | 0.0601 | 0.0854 |
| 54 | 0.3053 | 0.0241 | 0.0555 | 0.0605 |
| 90 | 0.2282 | 0.0229 | 0.0411 | 0.047 |
| 126 | 0.2548 | 0.0229 | 0.0446 | 0.0501 |
| 162 | 0.2293 | 0.0206 | 0.0402 | 0.0452 |
| 198 | 0.239 | 0.0247 | 0.0418 | 0.0486 |
| 234 | 0.1919 | 0.0253 | 0.0349 | 0.0431 |
| 270 | 0.2344 | 0.02 | 0.0423 | 0.0468 |
| 306 | 0.266 | 0.0223 | 0.0494 | 0.0542 |
| 342 | 0.3998 | 0.041 | 0.0795 | 0.1121 |