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 : | 2.4 — 3 GeV2 | |
|---|---|---|
| W : | 2.075 — 2.1 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 | 0.5539 | 0.0357 | 0.1153 | 0.1207 |
| 54 | 0.4684 | 0.0226 | 0.0857 | 0.0886 |
| 90 | 0.5476 | 0.0337 | 0.0891 | 0.0953 |
| 126 | 0.4964 | 0.024 | 0.0875 | 0.0907 |
| 162 | 0.6076 | 0.0337 | 0.0982 | 0.1039 |
| 198 | 0.6554 | 0.0318 | 0.1028 | 0.1076 |
| 234 | 0.5151 | 0.027 | 0.088 | 0.092 |
| 270 | 0.4934 | 0.0284 | 0.0842 | 0.0889 |
| 306 | 0.5423 | 0.0348 | 0.0934 | 0.0997 |
| 342 | 0.523 | 0.0323 | 0.1109 | 0.1155 |