Parameter (X axis): ψ(π+), 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(π+), mcb/rad
Differential cross section, where ψ(π+) is out-of-plane angle of p 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 : | 2.05 — 2.075 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(π+), mcb/rad
Parameter (X axis): ψ(π+), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(π+),
deg |
dσ/dψ(π+),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.1445 | 0.0135 | 0.0387 | 0.041 |
| 54 | 0.1413 | 0.0115 | 0.0425 | 0.044 |
| 90 | 0.1819 | 0.0172 | 0.0468 | 0.0499 |
| 126 | 0.2347 | 0.0197 | 0.0505 | 0.0542 |
| 162 | 0.2903 | 0.02 | 0.0529 | 0.0565 |
| 198 | 0.3091 | 0.0196 | 0.0545 | 0.0579 |
| 234 | 0.2663 | 0.0254 | 0.0537 | 0.0594 |
| 270 | 0.1938 | 0.0201 | 0.0482 | 0.0523 |
| 306 | 0.1327 | 0.0097 | 0.041 | 0.0422 |
| 342 | 0.1348 | 0.0192 | 0.0383 | 0.0429 |