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 : | 4.2 — 5 GeV2 | |
|---|---|---|
| W : | 1.625 — 1.65 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 | 0.12 | 0.017 | 0.0236 | 0.0337 |
| 54 | 0.1318 | 0.014 | 0.0252 | 0.0289 |
| 90 | 0.1589 | 0.0168 | 0.0283 | 0.0404 |
| 126 | 0.2406 | 0.0262 | 0.0366 | 0.0515 |
| 162 | 0.2334 | 0.0193 | 0.0352 | 0.0499 |
| 198 | 0.2076 | 0.0193 | 0.0327 | 0.046 |
| 234 | 0.2246 | 0.021 | 0.0348 | 0.0494 |
| 270 | 0.1704 | 0.0168 | 0.0292 | 0.0418 |
| 306 | 0.1203 | 0.0166 | 0.0239 | 0.0291 |
| 342 | 0.1261 | 0.0175 | 0.0239 | 0.0335 |