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 : | 1.65 — 1.675 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 | 0.1627 | 0.0278 | 0.0408 | 0.0494 |
| 54 | 0.199 | 0.0221 | 0.0473 | 0.0522 |
| 90 | 0.189 | 0.0198 | 0.0466 | 0.0661 |
| 126 | 0.2181 | 0.0216 | 0.0517 | 0.0731 |
| 162 | 0.3258 | 0.033 | 0.0689 | 0.0968 |
| 198 | 0.2587 | 0.0222 | 0.0578 | 0.0813 |
| 234 | 0.2914 | 0.0288 | 0.0637 | 0.0901 |
| 270 | 0.2951 | 0.0494 | 0.064 | 0.0908 |
| 306 | 0.1733 | 0.0237 | 0.043 | 0.0491 |
| 342 | 0.1497 | 0.0155 | 0.0386 | 0.0416 |