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 : | 1.775 — 1.8 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 | 0.4796 | 0.0407 | 0.0787 | 0.0886 |
| 54 | 0.4302 | 0.0551 | 0.0548 | 0.0777 |
| 90 | 0.4938 | 0.0301 | 0.0589 | 0.0661 |
| 126 | 0.6056 | 0.04 | 0.0702 | 0.0808 |
| 162 | 0.5542 | 0.0461 | 0.0613 | 0.0767 |
| 198 | 0.5006 | 0.0395 | 0.0568 | 0.0692 |
| 234 | 0.5991 | 0.0457 | 0.0698 | 0.0834 |
| 270 | 0.5396 | 0.0336 | 0.0626 | 0.0711 |
| 306 | 0.4877 | 0.038 | 0.06 | 0.071 |
| 342 | 0.4738 | 0.0392 | 0.0773 | 0.0867 |