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 : | 1.4 — 1.425 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 | 0.1702 | 0.0163 | 0.0459 | 0.0488 |
| 54 | 0.1837 | 0.018 | 0.0476 | 0.0509 |
| 90 | 0.1753 | 0.017 | 0.0462 | 0.0493 |
| 126 | 0.2079 | 0.0182 | 0.051 | 0.0541 |
| 162 | 0.2029 | 0.0187 | 0.05 | 0.0772 |
| 198 | 0.2366 | 0.0191 | 0.0551 | 0.0808 |
| 234 | 0.2 | 0.0168 | 0.0497 | 0.0525 |
| 270 | 0.154 | 0.014 | 0.0425 | 0.0448 |
| 306 | 0.1853 | 0.0148 | 0.048 | 0.0502 |
| 342 | 0.1654 | 0.0155 | 0.0452 | 0.0477 |