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 : | 1.75 — 1.775 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 | 0.2692 | 0.0289 | 0.0513 | 0.0588 |
| 54 | 0.2253 | 0.0175 | 0.0361 | 0.0401 |
| 90 | 0.2077 | 0.0157 | 0.0339 | 0.0374 |
| 126 | 0.2798 | 0.027 | 0.0413 | 0.0494 |
| 162 | 0.2388 | 0.0209 | 0.0372 | 0.0426 |
| 198 | 0.2628 | 0.02 | 0.0393 | 0.0441 |
| 234 | 0.2074 | 0.0211 | 0.0341 | 0.0401 |
| 270 | 0.2304 | 0.0203 | 0.0362 | 0.0415 |
| 306 | 0.2387 | 0.0202 | 0.0373 | 0.0424 |
| 342 | 0.256 | 0.0212 | 0.0493 | 0.0537 |