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 : | 1.7 — 1.725 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 | 0.6419 | 0.0338 | 0.0844 | 0.0909 |
| 54 | 0.6644 | 0.0462 | 0.0874 | 0.0989 |
| 90 | 0.6288 | 0.0494 | 0.0855 | 0.0988 |
| 126 | 0.741 | 0.0443 | 0.0955 | 0.1052 |
| 162 | 0.7529 | 0.0404 | 0.0964 | 0.1363 |
| 198 | 0.8467 | 0.0524 | 0.1038 | 0.1458 |
| 234 | 0.6969 | 0.0415 | 0.0911 | 0.1001 |
| 270 | 0.6066 | 0.0383 | 0.0839 | 0.0922 |
| 306 | 0.608 | 0.0656 | 0.0822 | 0.1052 |
| 342 | 0.6727 | 0.0498 | 0.0871 | 0.1003 |