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 : | 1.625 — 1.65 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 | 0.4013 | 0.0527 | 0.0632 | 0.0822 |
| 54 | 0.3501 | 0.0334 | 0.0423 | 0.0538 |
| 90 | 0.4312 | 0.0356 | 0.0466 | 0.0586 |
| 126 | 0.4075 | 0.0343 | 0.0432 | 0.0552 |
| 162 | 0.4682 | 0.0321 | 0.0467 | 0.0567 |
| 198 | 0.4906 | 0.0309 | 0.0486 | 0.0576 |
| 234 | 0.4436 | 0.0315 | 0.0463 | 0.056 |
| 270 | 0.4057 | 0.0314 | 0.0438 | 0.0539 |
| 306 | 0.3585 | 0.0283 | 0.0431 | 0.0515 |
| 342 | 0.3067 | 0.0309 | 0.0537 | 0.062 |