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 : | 4.2 — 5 GeV2 | |
|---|---|---|
| W : | 1.725 — 1.75 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 | 0.2222 | 0.0255 | 0.0422 | 0.0493 |
| 54 | 0.2713 | 0.0273 | 0.0343 | 0.0439 |
| 90 | 0.3026 | 0.035 | 0.0384 | 0.052 |
| 126 | 0.3195 | 0.0322 | 0.0407 | 0.0518 |
| 162 | 0.3094 | 0.0259 | 0.0378 | 0.0458 |
| 198 | 0.3428 | 0.0322 | 0.0417 | 0.0526 |
| 234 | 0.3969 | 0.0353 | 0.0477 | 0.0593 |
| 270 | 0.3213 | 0.042 | 0.039 | 0.0573 |
| 306 | 0.2128 | 0.0195 | 0.0295 | 0.0354 |
| 342 | 0.2235 | 0.0361 | 0.0431 | 0.0563 |