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 : | 3 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.7 — 1.725 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 | 0.6577 | 0.0446 | 0.0985 | 0.1082 |
| 54 | 0.6687 | 0.0517 | 0.0736 | 0.09 |
| 90 | 0.6879 | 0.0428 | 0.0694 | 0.0815 |
| 126 | 0.7179 | 0.0437 | 0.0696 | 0.0822 |
| 162 | 0.7325 | 0.0437 | 0.0687 | 0.0972 |
| 198 | 0.7568 | 0.0421 | 0.071 | 0.1005 |
| 234 | 0.6955 | 0.0582 | 0.0682 | 0.0896 |
| 270 | 0.6158 | 0.0346 | 0.0647 | 0.0734 |
| 306 | 0.691 | 0.044 | 0.0757 | 0.0876 |
| 342 | 0.6506 | 0.0383 | 0.0984 | 0.1056 |