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 : | 2 — 2.4 GeV2 | |
|---|---|---|
| W : | 1.9 — 1.925 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 | 0.8588 | 0.0448 | 0.1392 | 0.1463 |
| 54 | 0.8213 | 0.0377 | 0.1386 | 0.1436 |
| 90 | 0.9814 | 0.0515 | 0.1568 | 0.165 |
| 126 | 1.1117 | 0.0699 | 0.1695 | 0.24 |
| 162 | 1.1919 | 0.0619 | 0.1751 | 0.2454 |
| 198 | 1.2934 | 0.084 | 0.1848 | 0.2608 |
| 234 | 1.1058 | 0.057 | 0.1682 | 0.237 |
| 270 | 0.8654 | 0.0405 | 0.144 | 0.1496 |
| 306 | 0.796 | 0.042 | 0.1365 | 0.1428 |
| 342 | 0.8326 | 0.0373 | 0.1366 | 0.1416 |