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 | 0.3055 | 0.0269 | 0.0494 | 0.0562 |
| 54 | 0.3249 | 0.0278 | 0.0512 | 0.0582 |
| 90 | 0.3568 | 0.0292 | 0.0554 | 0.0626 |
| 126 | 0.4659 | 0.038 | 0.0661 | 0.0941 |
| 162 | 0.4602 | 0.0293 | 0.0656 | 0.0719 |
| 198 | 0.4508 | 0.0254 | 0.0643 | 0.0691 |
| 234 | 0.4341 | 0.0273 | 0.0632 | 0.0894 |
| 270 | 0.3414 | 0.0251 | 0.0537 | 0.0593 |
| 306 | 0.3182 | 0.0282 | 0.0505 | 0.0578 |
| 342 | 0.2721 | 0.021 | 0.0457 | 0.0503 |