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 : | 1.65 — 1.675 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 | 0.3901 | 0.0376 | 0.0631 | 0.0735 |
| 54 | 0.4043 | 0.0635 | 0.0451 | 0.0803 |
| 90 | 0.5051 | 0.0327 | 0.0497 | 0.0595 |
| 126 | 0.5095 | 0.0387 | 0.0489 | 0.0624 |
| 162 | 0.6214 | 0.0385 | 0.056 | 0.0795 |
| 198 | 0.5853 | 0.0388 | 0.0532 | 0.0757 |
| 234 | 0.5527 | 0.0349 | 0.0528 | 0.0633 |
| 270 | 0.5917 | 0.0428 | 0.0567 | 0.0711 |
| 306 | 0.4445 | 0.0338 | 0.0486 | 0.0689 |
| 342 | 0.4493 | 0.0535 | 0.0672 | 0.0859 |