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 : | 1.6 — 1.625 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 | 0.3049 | 0.0364 | 0.0572 | 0.081 |
| 54 | 0.4044 | 0.0409 | 0.0545 | 0.0681 |
| 90 | 0.435 | 0.0395 | 0.0547 | 0.0675 |
| 126 | 0.4128 | 0.0335 | 0.0514 | 0.0614 |
| 162 | 0.3917 | 0.0341 | 0.0479 | 0.0588 |
| 198 | 0.4005 | 0.0273 | 0.0487 | 0.0558 |
| 234 | 0.4102 | 0.0302 | 0.0511 | 0.0594 |
| 270 | 0.3767 | 0.0295 | 0.0482 | 0.0565 |
| 306 | 0.351 | 0.0307 | 0.0483 | 0.0572 |
| 342 | 0.2609 | 0.0269 | 0.0521 | 0.0743 |