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 — 2.025 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 | 0.1213 | 0.012 | 0.0338 | 0.0358 |
| 54 | 0.1532 | 0.0176 | 0.0303 | 0.035 |
| 90 | 0.1684 | 0.0169 | 0.0349 | 0.0387 |
| 126 | 0.2348 | 0.0214 | 0.0439 | 0.0488 |
| 162 | 0.3239 | 0.0249 | 0.0493 | 0.0553 |
| 198 | 0.271 | 0.0212 | 0.0444 | 0.0492 |
| 234 | 0.2575 | 0.0215 | 0.0455 | 0.0503 |
| 270 | 0.1948 | 0.0157 | 0.0367 | 0.04 |
| 306 | 0.1318 | 0.0149 | 0.0283 | 0.032 |
| 342 | 0.1383 | 0.0187 | 0.0344 | 0.0392 |