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 : | 3.5 — 4.2 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 | 0.1653 | 0.0179 | 0.046 | 0.0494 |
| 54 | 0.2277 | 0.0207 | 0.0414 | 0.0463 |
| 90 | 0.2112 | 0.0197 | 0.0372 | 0.0421 |
| 126 | 0.2518 | 0.0239 | 0.0418 | 0.0482 |
| 162 | 0.3059 | 0.0218 | 0.048 | 0.0527 |
| 198 | 0.2812 | 0.0185 | 0.0448 | 0.0485 |
| 234 | 0.2692 | 0.0216 | 0.044 | 0.049 |
| 270 | 0.223 | 0.0193 | 0.0384 | 0.0429 |
| 306 | 0.2126 | 0.019 | 0.0395 | 0.0438 |
| 342 | 0.1928 | 0.0233 | 0.0499 | 0.0551 |