Parameter (X axis): ψ(p), 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(p), mcb/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ 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 : | 1.5 — 1.525 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(p), mcb/rad
Parameter (X axis): ψ(p), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(p),
deg |
dσ/dψ(p),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.3759 | 0.034 | 0.0679 | 0.076 |
| 54 | 0.362 | 0.028 | 0.0543 | 0.0612 |
| 90 | 0.3256 | 0.0222 | 0.0466 | 0.0517 |
| 126 | 0.406 | 0.0272 | 0.0555 | 0.0618 |
| 162 | 0.4255 | 0.0249 | 0.0573 | 0.0814 |
| 198 | 0.3747 | 0.0249 | 0.0512 | 0.0729 |
| 234 | 0.3474 | 0.027 | 0.0488 | 0.0558 |
| 270 | 0.3066 | 0.0264 | 0.0447 | 0.052 |
| 306 | 0.3982 | 0.0308 | 0.059 | 0.0666 |
| 342 | 0.375 | 0.0364 | 0.0677 | 0.0769 |