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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.55 — 1.575 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 | 0.356 | 0.0316 | 0.0847 | 0.0904 |
| 54 | 0.4184 | 0.0271 | 0.0706 | 0.0756 |
| 90 | 0.414 | 0.0273 | 0.0646 | 0.0702 |
| 126 | 0.5209 | 0.0265 | 0.0758 | 0.0804 |
| 162 | 0.5036 | 0.0221 | 0.0718 | 0.0751 |
| 198 | 0.5472 | 0.0236 | 0.0771 | 0.0806 |
| 234 | 0.5077 | 0.034 | 0.0745 | 0.0819 |
| 270 | 0.4776 | 0.0274 | 0.072 | 0.0771 |
| 306 | 0.4054 | 0.0264 | 0.069 | 0.0739 |
| 342 | 0.3537 | 0.0399 | 0.0837 | 0.0927 |