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 : | 1.775 — 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 | 0.2922 | 0.026 | 0.0501 | 0.0565 |
| 54 | 0.3154 | 0.0297 | 0.0376 | 0.0479 |
| 90 | 0.3338 | 0.0275 | 0.0388 | 0.0476 |
| 126 | 0.3867 | 0.0283 | 0.0438 | 0.0522 |
| 162 | 0.434 | 0.0334 | 0.0451 | 0.0562 |
| 198 | 0.4853 | 0.0372 | 0.0508 | 0.063 |
| 234 | 0.3726 | 0.0244 | 0.0429 | 0.0493 |
| 270 | 0.4235 | 0.03 | 0.0463 | 0.0552 |
| 306 | 0.3836 | 0.0302 | 0.044 | 0.0534 |
| 342 | 0.3033 | 0.0274 | 0.0502 | 0.0572 |