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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.95 — 1.975 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 | 0.7092 | 0.0402 | 0.1291 | 0.1352 |
| 54 | 0.6933 | 0.0372 | 0.0992 | 0.106 |
| 90 | 0.7024 | 0.0293 | 0.0946 | 0.0991 |
| 126 | 0.725 | 0.0414 | 0.099 | 0.1073 |
| 162 | 0.7883 | 0.0435 | 0.1022 | 0.111 |
| 198 | 0.7498 | 0.0437 | 0.0969 | 0.1063 |
| 234 | 0.7131 | 0.0407 | 0.0964 | 0.1046 |
| 270 | 0.7092 | 0.0409 | 0.0944 | 0.1029 |
| 306 | 0.7297 | 0.0439 | 0.1024 | 0.1114 |
| 342 | 0.7042 | 0.0412 | 0.1278 | 0.1343 |