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 : | 1.6 — 1.625 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 | 0.1128 | 0.0187 | 0.0244 | 0.0307 |
| 54 | 0.1172 | 0.0133 | 0.0254 | 0.0286 |
| 90 | 0.1524 | 0.0172 | 0.0297 | 0.0343 |
| 126 | 0.1896 | 0.0193 | 0.0346 | 0.0396 |
| 162 | 0.2499 | 0.0245 | 0.0413 | 0.0586 |
| 198 | 0.2806 | 0.0355 | 0.045 | 0.0632 |
| 234 | 0.2143 | 0.0256 | 0.0374 | 0.0453 |
| 270 | 0.1438 | 0.0153 | 0.029 | 0.0328 |
| 306 | 0.1242 | 0.0156 | 0.0262 | 0.0305 |
| 342 | 0.1224 | 0.0144 | 0.0256 | 0.0294 |