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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.425 — 1.45 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 | 0.2364 | 0.0319 | 0.0537 | 0.0819 |
| 54 | 0.2532 | 0.0191 | 0.0556 | 0.0588 |
| 90 | 0.3192 | 0.0229 | 0.0628 | 0.0668 |
| 126 | 0.3661 | 0.0214 | 0.0686 | 0.0719 |
| 162 | 0.3624 | 0.0204 | 0.0679 | 0.0709 |
| 198 | 0.3903 | 0.0263 | 0.0714 | 0.0761 |
| 234 | 0.3203 | 0.0234 | 0.0627 | 0.067 |
| 270 | 0.2987 | 0.0212 | 0.0604 | 0.064 |
| 306 | 0.2704 | 0.0182 | 0.0577 | 0.0605 |
| 342 | 0.279 | 0.0181 | 0.0593 | 0.0903 |