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 : | 1.525 — 1.55 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 | 0.4453 | 0.0307 | 0.0767 | 0.1043 |
| 54 | 0.4456 | 0.0238 | 0.0609 | 0.0882 |
| 90 | 0.4252 | 0.0245 | 0.0546 | 0.0599 |
| 126 | 0.3931 | 0.0203 | 0.0497 | 0.0537 |
| 162 | 0.4901 | 0.0224 | 0.0587 | 0.0628 |
| 198 | 0.4821 | 0.0406 | 0.0577 | 0.0706 |
| 234 | 0.4099 | 0.0211 | 0.0516 | 0.0557 |
| 270 | 0.4243 | 0.0244 | 0.0546 | 0.0598 |
| 306 | 0.4854 | 0.0277 | 0.0643 | 0.093 |
| 342 | 0.482 | 0.0299 | 0.0794 | 0.1126 |