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 : | 3.5 — 4.2 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 | 0.2619 | 0.0243 | 0.0602 | 0.0649 |
| 54 | 0.2417 | 0.0193 | 0.0475 | 0.0512 |
| 90 | 0.2114 | 0.0184 | 0.04 | 0.044 |
| 126 | 0.2378 | 0.02 | 0.0436 | 0.0613 |
| 162 | 0.2081 | 0.0182 | 0.0381 | 0.054 |
| 198 | 0.2274 | 0.0209 | 0.0416 | 0.0591 |
| 234 | 0.2097 | 0.0188 | 0.0395 | 0.0561 |
| 270 | 0.2157 | 0.0205 | 0.0412 | 0.046 |
| 306 | 0.2269 | 0.0274 | 0.0453 | 0.053 |
| 342 | 0.2638 | 0.0262 | 0.0612 | 0.0666 |