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 : | 1.975 — 2 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 | 0.3691 | 0.0272 | 0.07 | 0.075 |
| 54 | 0.4139 | 0.0323 | 0.0551 | 0.0639 |
| 90 | 0.4499 | 0.0276 | 0.0618 | 0.0676 |
| 126 | 0.5721 | 0.0335 | 0.0721 | 0.0795 |
| 162 | 0.6733 | 0.0347 | 0.0799 | 0.0871 |
| 198 | 0.6117 | 0.0326 | 0.076 | 0.0827 |
| 234 | 0.5875 | 0.0525 | 0.0749 | 0.0914 |
| 270 | 0.5234 | 0.0419 | 0.0675 | 0.0794 |
| 306 | 0.3728 | 0.0228 | 0.052 | 0.0568 |
| 342 | 0.3455 | 0.0224 | 0.068 | 0.0716 |