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 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.475 — 1.5 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 | 0.3217 | 0.0416 | 0.0622 | 0.0748 |
| 54 | 0.2706 | 0.038 | 0.0414 | 0.0562 |
| 90 | 0.3342 | 0.0237 | 0.046 | 0.0517 |
| 126 | 0.3111 | 0.0233 | 0.0421 | 0.0481 |
| 162 | 0.4218 | 0.0247 | 0.0546 | 0.0599 |
| 198 | 0.4401 | 0.0275 | 0.0569 | 0.0632 |
| 234 | 0.4032 | 0.0257 | 0.0533 | 0.0592 |
| 270 | 0.3489 | 0.0272 | 0.0476 | 0.0548 |
| 306 | 0.2957 | 0.0293 | 0.0446 | 0.0533 |
| 342 | 0.2496 | 0.024 | 0.054 | 0.0591 |