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 : | 2.05 — 2.075 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 | 0.497 | 0.0271 | 0.0941 | 0.0979 |
| 54 | 0.4648 | 0.028 | 0.0937 | 0.0978 |
| 90 | 0.497 | 0.0587 | 0.1012 | 0.117 |
| 126 | 0.6594 | 0.0384 | 0.1138 | 0.1201 |
| 162 | 0.7634 | 0.032 | 0.1229 | 0.1271 |
| 198 | 0.8516 | 0.0381 | 0.132 | 0.1374 |
| 234 | 0.6324 | 0.037 | 0.1105 | 0.1165 |
| 270 | 0.5764 | 0.0416 | 0.1092 | 0.1169 |
| 306 | 0.4685 | 0.0229 | 0.0945 | 0.0973 |
| 342 | 0.4946 | 0.0319 | 0.0938 | 0.0991 |