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 : | 1.875 — 1.9 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 | 0.4595 | 0.0356 | 0.0747 | 0.0828 |
| 54 | 0.4453 | 0.0342 | 0.0522 | 0.0624 |
| 90 | 0.5173 | 0.0414 | 0.0565 | 0.07 |
| 126 | 0.5064 | 0.0302 | 0.0571 | 0.0645 |
| 162 | 0.6671 | 0.0799 | 0.0668 | 0.1041 |
| 198 | 0.6365 | 0.0339 | 0.0657 | 0.074 |
| 234 | 0.5864 | 0.0335 | 0.0642 | 0.0725 |
| 270 | 0.5291 | 0.0435 | 0.0566 | 0.0714 |
| 306 | 0.4984 | 0.0417 | 0.0561 | 0.0699 |
| 342 | 0.4976 | 0.0416 | 0.0783 | 0.0887 |