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 : | 1.55 — 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 | 0.3645 | 0.0301 | 0.0811 | 0.1212 |
| 54 | 0.3025 | 0.0223 | 0.0605 | 0.0645 |
| 90 | 0.2738 | 0.0215 | 0.053 | 0.0572 |
| 126 | 0.3123 | 0.022 | 0.058 | 0.082 |
| 162 | 0.3219 | 0.0217 | 0.059 | 0.0839 |
| 198 | 0.2889 | 0.0308 | 0.0537 | 0.0767 |
| 234 | 0.2705 | 0.0241 | 0.0516 | 0.0733 |
| 270 | 0.2988 | 0.0233 | 0.0572 | 0.0618 |
| 306 | 0.3323 | 0.0229 | 0.0652 | 0.0691 |
| 342 | 0.3186 | 0.0284 | 0.0744 | 0.1155 |