Parameter (X axis): ψ(π−), 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(π−), mcb/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p 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 : | 1.625 — 1.65 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(π−), mcb/rad
Parameter (X axis): ψ(π−), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(π−),
deg |
dσ/dψ(π−),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.2655 | 0.0386 | 0.0449 | 0.064 |
| 54 | 0.2487 | 0.0231 | 0.0304 | 0.0428 |
| 90 | 0.3293 | 0.0265 | 0.0357 | 0.0445 |
| 126 | 0.31 | 0.0235 | 0.0334 | 0.0409 |
| 162 | 0.3514 | 0.0246 | 0.0354 | 0.0502 |
| 198 | 0.3172 | 0.0238 | 0.0325 | 0.0462 |
| 234 | 0.309 | 0.0239 | 0.0331 | 0.0408 |
| 270 | 0.2997 | 0.0267 | 0.0331 | 0.0425 |
| 306 | 0.2167 | 0.0214 | 0.0277 | 0.039 |
| 342 | 0.2351 | 0.0298 | 0.0423 | 0.0602 |