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 : | 2.075 — 2.1 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 | 0.2355 | 0.0161 | 0.0583 | 0.0605 |
| 54 | 0.0057 | 0.2936 | 0.0007 | 0.2936 |
| 90 | 0.3722 | 0.031 | 0.0667 | 0.0735 |
| 126 | 0.4586 | 0.0343 | 0.077 | 0.0843 |
| 162 | 0.5552 | 0.0372 | 0.0885 | 0.096 |
| 198 | 0.6018 | 0.0317 | 0.0937 | 0.0989 |
| 234 | 0.5389 | 0.0472 | 0.0871 | 0.0991 |
| 270 | 0.3892 | 0.0293 | 0.0682 | 0.0743 |
| 306 | 0.2823 | 0.0259 | 0.0519 | 0.058 |
| 342 | 0.2437 | 0.0248 | 0.0595 | 0.0645 |