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 : | 2.025 — 2.05 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 | 0.3489 | 0.0383 | 0.0618 | 0.0727 |
| 54 | 0.3632 | 0.0293 | 0.0491 | 0.0571 |
| 90 | 0.4851 | 0.049 | 0.0637 | 0.0804 |
| 126 | 0.5051 | 0.0354 | 0.0643 | 0.0734 |
| 162 | 0.5553 | 0.0249 | 0.0678 | 0.0722 |
| 198 | 0.6134 | 0.0332 | 0.0738 | 0.0809 |
| 234 | 0.5208 | 0.0348 | 0.0664 | 0.0749 |
| 270 | 0.4111 | 0.0249 | 0.0563 | 0.0616 |
| 306 | 0.3217 | 0.034 | 0.0448 | 0.0563 |
| 342 | 0.2689 | 0.0171 | 0.0552 | 0.0578 |