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 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 1.65 — 1.675 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 | 0.303 | 0.038 | 0.0569 | 0.0684 |
| 54 | 0.4058 | 0.032 | 0.0503 | 0.0716 |
| 90 | 0.3684 | 0.0254 | 0.0449 | 0.0516 |
| 126 | 0.4205 | 0.0287 | 0.0493 | 0.057 |
| 162 | 0.4151 | 0.0318 | 0.0469 | 0.0567 |
| 198 | 0.4105 | 0.0272 | 0.0468 | 0.0541 |
| 234 | 0.428 | 0.0356 | 0.05 | 0.0614 |
| 270 | 0.3984 | 0.03 | 0.0477 | 0.0564 |
| 306 | 0.3383 | 0.0296 | 0.0438 | 0.0625 |
| 342 | 0.2618 | 0.0203 | 0.0523 | 0.0561 |