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 : | 1.975 — 2 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 | 0.6268 | 0.0387 | 0.1225 | 0.1777 |
| 54 | 0.5767 | 0.0311 | 0.0907 | 0.0959 |
| 90 | 0.6306 | 0.0331 | 0.0913 | 0.0971 |
| 126 | 0.6655 | 0.0408 | 0.0965 | 0.1048 |
| 162 | 0.738 | 0.0366 | 0.1012 | 0.147 |
| 198 | 0.6416 | 0.0303 | 0.0918 | 0.136 |
| 234 | 0.6689 | 0.0367 | 0.0973 | 0.104 |
| 270 | 0.6335 | 0.0375 | 0.0923 | 0.0996 |
| 306 | 0.6249 | 0.0293 | 0.0958 | 0.1001 |
| 342 | 0.6183 | 0.034 | 0.119 | 0.1648 |