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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 1.45 — 1.475 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 | 0.3542 | 0.0256 | 0.0762 | 0.1073 |
| 54 | 0.389 | 0.0213 | 0.0815 | 0.1151 |
| 90 | 0.3984 | 0.0251 | 0.0814 | 0.0851 |
| 126 | 0.4391 | 0.0241 | 0.087 | 0.0902 |
| 162 | 0.4519 | 0.0288 | 0.0883 | 0.0928 |
| 198 | 0.4681 | 0.0243 | 0.0908 | 0.094 |
| 234 | 0.4593 | 0.0256 | 0.0899 | 0.0935 |
| 270 | 0.3198 | 0.0247 | 0.0711 | 0.0753 |
| 306 | 0.3218 | 0.0186 | 0.0711 | 0.106 |
| 342 | 0.3986 | 0.0282 | 0.0828 | 0.1209 |