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 : | 1.4 — 1.425 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 | 0.1029 | 0.0139 | 0.0337 | 0.0365 |
| 54 | 0.1269 | 0.0162 | 0.0375 | 0.0409 |
| 90 | 0.1219 | 0.0183 | 0.0368 | 0.0411 |
| 126 | 0.1399 | 0.0152 | 0.0394 | 0.0423 |
| 162 | 0.1807 | 0.0196 | 0.0468 | 0.0667 |
| 198 | 0.1972 | 0.0196 | 0.0498 | 0.071 |
| 234 | 0.1301 | 0.0125 | 0.0376 | 0.0396 |
| 270 | 0.1208 | 0.0126 | 0.0362 | 0.0383 |
| 306 | 0.1254 | 0.016 | 0.0375 | 0.0407 |
| 342 | 0.1025 | 0.0115 | 0.034 | 0.0359 |