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 : | 3 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.575 — 1.6 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 | 0.231 | 0.0187 | 0.039 | 0.055 |
| 54 | 0.2422 | 0.0206 | 0.0394 | 0.0445 |
| 90 | 0.272 | 0.0195 | 0.0421 | 0.0463 |
| 126 | 0.4275 | 0.0322 | 0.0551 | 0.078 |
| 162 | 0.4386 | 0.0415 | 0.0559 | 0.0696 |
| 198 | 0.4344 | 0.028 | 0.0559 | 0.0625 |
| 234 | 0.38 | 0.0327 | 0.051 | 0.0719 |
| 270 | 0.2714 | 0.0201 | 0.0421 | 0.0466 |
| 306 | 0.273 | 0.023 | 0.0423 | 0.0481 |
| 342 | 0.2691 | 0.0285 | 0.0418 | 0.0589 |