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 — 2.4 GeV2 | |
|---|---|---|
| W : | 1.45 — 1.475 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 | 0.7513 | 0.0381 | 0.2067 | 0.2102 |
| 54 | 0.7279 | 0.042 | 0.1491 | 0.1549 |
| 90 | 0.6965 | 0.04 | 0.1209 | 0.1274 |
| 126 | 0.7016 | 0.0376 | 0.1098 | 0.1161 |
| 162 | 0.7026 | 0.0504 | 0.1052 | 0.1167 |
| 198 | 0.7398 | 0.0387 | 0.1093 | 0.116 |
| 234 | 0.6696 | 0.0343 | 0.108 | 0.1133 |
| 270 | 0.7091 | 0.0374 | 0.1222 | 0.1278 |
| 306 | 0.605 | 0.0367 | 0.1349 | 0.1398 |
| 342 | 0.8029 | 0.0453 | 0.2093 | 0.2141 |