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 : | 1.975 — 2 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 | 0.1381 | 0.0132 | 0.04 | 0.0421 |
| 54 | 0.1492 | 0.0183 | 0.0335 | 0.0382 |
| 90 | 0.1905 | 0.014 | 0.0412 | 0.0436 |
| 126 | 0.2792 | 0.0189 | 0.0538 | 0.0571 |
| 162 | 0.3348 | 0.025 | 0.0552 | 0.0606 |
| 198 | 0.3475 | 0.0282 | 0.0555 | 0.0623 |
| 234 | 0.2796 | 0.0227 | 0.0528 | 0.0574 |
| 270 | 0.1913 | 0.0136 | 0.041 | 0.0431 |
| 306 | 0.1662 | 0.0166 | 0.0344 | 0.0382 |
| 342 | 0.1482 | 0.0135 | 0.041 | 0.0432 |