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 : | 1.775 — 1.8 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 | 0.4644 | 0.0364 | 0.0695 | 0.0982 |
| 54 | 0.4517 | 0.0291 | 0.0694 | 0.0752 |
| 90 | 0.4836 | 0.0489 | 0.0727 | 0.0876 |
| 126 | 0.5729 | 0.0392 | 0.0812 | 0.1206 |
| 162 | 0.5353 | 0.0307 | 0.0772 | 0.1117 |
| 198 | 0.554 | 0.0631 | 0.0792 | 0.1148 |
| 234 | 0.4992 | 0.0446 | 0.074 | 0.1124 |
| 270 | 0.4758 | 0.0317 | 0.0719 | 0.0786 |
| 306 | 0.4488 | 0.0274 | 0.0686 | 0.0739 |
| 342 | 0.4027 | 0.0246 | 0.0633 | 0.0904 |