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 : | 1.575 — 1.6 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 | 0.2105 | 0.0308 | 0.0337 | 0.0477 |
| 54 | 0.2026 | 0.0178 | 0.0246 | 0.035 |
| 90 | 0.2644 | 0.0245 | 0.0296 | 0.0384 |
| 126 | 0.2476 | 0.0182 | 0.0275 | 0.033 |
| 162 | 0.2657 | 0.0186 | 0.0286 | 0.0405 |
| 198 | 0.2785 | 0.0226 | 0.0298 | 0.0421 |
| 234 | 0.2486 | 0.0208 | 0.0275 | 0.0345 |
| 270 | 0.2259 | 0.0199 | 0.0256 | 0.0324 |
| 306 | 0.2048 | 0.0188 | 0.0249 | 0.0351 |
| 342 | 0.1629 | 0.0241 | 0.029 | 0.0411 |