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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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.55 — 1.575 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 | 0.4679 | 0.0345 | 0.0893 | 0.13 |
| 54 | 0.4416 | 0.024 | 0.0714 | 0.1028 |
| 90 | 0.4186 | 0.033 | 0.0649 | 0.0728 |
| 126 | 0.3959 | 0.0206 | 0.0601 | 0.0635 |
| 162 | 0.4577 | 0.0213 | 0.066 | 0.0694 |
| 198 | 0.4129 | 0.0197 | 0.061 | 0.0641 |
| 234 | 0.4082 | 0.0232 | 0.0618 | 0.066 |
| 270 | 0.4339 | 0.0281 | 0.0666 | 0.0723 |
| 306 | 0.4572 | 0.0246 | 0.0727 | 0.1041 |
| 342 | 0.4837 | 0.0284 | 0.0912 | 0.1341 |