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 : | 1.45 — 1.475 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 | 0.0689 | 0.0108 | 0.0248 | 0.0271 |
| 54 | 0.0874 | 0.0155 | 0.0194 | 0.0248 |
| 90 | 0.1098 | 0.0142 | 0.0206 | 0.025 |
| 126 | 0.1692 | 0.021 | 0.0277 | 0.0347 |
| 162 | 0.1641 | 0.0169 | 0.026 | 0.0374 |
| 198 | 0.1855 | 0.019 | 0.0285 | 0.04 |
| 234 | 0.1524 | 0.0188 | 0.0255 | 0.0316 |
| 270 | 0.0877 | 0.0117 | 0.0179 | 0.0214 |
| 306 | 0.0883 | 0.0132 | 0.0196 | 0.0236 |
| 342 | 0.1022 | 0.0158 | 0.0289 | 0.033 |