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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 2.1 — 2.125 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 | 0.4089 | 0.0216 | 0.0941 | 0.0966 |
| 54 | 0.4401 | 0.0215 | 0.08 | 0.0828 |
| 90 | 0.4414 | 0.0243 | 0.0756 | 0.0795 |
| 126 | 0.4727 | 0.0228 | 0.0825 | 0.0856 |
| 162 | 0.5092 | 0.026 | 0.084 | 0.0879 |
| 198 | 0.5033 | 0.024 | 0.0845 | 0.0879 |
| 234 | 0.4547 | 0.0208 | 0.0804 | 0.0831 |
| 270 | 0.4722 | 0.0219 | 0.0797 | 0.0826 |
| 306 | 0.4251 | 0.0172 | 0.0779 | 0.0798 |
| 342 | 0.4652 | 0.0305 | 0.0988 | 0.1034 |