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 : | 4.2 — 5 GeV2 | |
|---|---|---|
| W : | 1.825 — 1.85 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 | 0.206 | 0.0172 | 0.0503 | 0.0531 |
| 54 | 0.2186 | 0.0185 | 0.0405 | 0.0445 |
| 90 | 0.2153 | 0.025 | 0.0392 | 0.0465 |
| 126 | 0.1853 | 0.016 | 0.0377 | 0.0409 |
| 162 | 0.1932 | 0.0267 | 0.0378 | 0.0463 |
| 198 | 0.267 | 0.0236 | 0.0454 | 0.0512 |
| 234 | 0.178 | 0.0157 | 0.0373 | 0.0404 |
| 270 | 0.2035 | 0.0223 | 0.0381 | 0.0441 |
| 306 | 0.2265 | 0.0186 | 0.041 | 0.045 |
| 342 | 0.2141 | 0.0187 | 0.0502 | 0.0536 |