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 : | 2.025 — 2.05 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 | 0.1192 | 0.0096 | 0.0347 | 0.036 |
| 54 | 0.1492 | 0.0148 | 0.0396 | 0.0423 |
| 90 | 0.2226 | 0.0177 | 0.0474 | 0.0505 |
| 126 | 0.2271 | 0.0224 | 0.0467 | 0.0518 |
| 162 | 0.3302 | 0.0319 | 0.0526 | 0.0615 |
| 198 | 0.3182 | 0.0249 | 0.0516 | 0.0573 |
| 234 | 0.2657 | 0.0227 | 0.0499 | 0.0549 |
| 270 | 0.1963 | 0.017 | 0.0455 | 0.0485 |
| 306 | 0.1649 | 0.0179 | 0.0416 | 0.0452 |
| 342 | 0.1278 | 0.0119 | 0.0356 | 0.0376 |