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 : | 1.975 — 2 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 | 0.2128 | 0.021 | 0.0515 | 0.0556 |
| 54 | 0.2128 | 0.0147 | 0.0426 | 0.0451 |
| 90 | 0.1935 | 0.0159 | 0.0417 | 0.0446 |
| 126 | 0.2294 | 0.0175 | 0.0485 | 0.0515 |
| 162 | 0.2553 | 0.0197 | 0.0494 | 0.0532 |
| 198 | 0.2247 | 0.0178 | 0.047 | 0.0502 |
| 234 | 0.2173 | 0.0154 | 0.0473 | 0.0497 |
| 270 | 0.2115 | 0.0159 | 0.0428 | 0.0457 |
| 306 | 0.1961 | 0.0163 | 0.0413 | 0.0444 |
| 342 | 0.2139 | 0.0215 | 0.0517 | 0.056 |