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 : | 3 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.65 — 1.675 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 | 0.2949 | 0.1012 | 0.0491 | 0.1026 |
| 54 | 0.4136 | 0.0249 | 0.0594 | 0.0645 |
| 90 | 0.4585 | 0.0478 | 0.0634 | 0.0794 |
| 126 | 0.6279 | 0.0532 | 0.0766 | 0.0933 |
| 162 | 0.5934 | 0.0549 | 0.0739 | 0.0921 |
| 198 | 0.6064 | 0.0319 | 0.0752 | 0.0816 |
| 234 | 0.5369 | 0.0338 | 0.0697 | 0.0775 |
| 270 | 0.4849 | 0.0348 | 0.0655 | 0.0742 |
| 306 | 0.4264 | 0.0294 | 0.0606 | 0.0673 |
| 342 | 0.3762 | 0.0294 | 0.0555 | 0.0784 |