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 : | 2.1 — 2.125 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 | 0.2522 | 0.0163 | 0.0605 | 0.0626 |
| 54 | 0.2895 | 0.0199 | 0.065 | 0.0679 |
| 90 | 0.3886 | 0.0342 | 0.0793 | 0.0864 |
| 126 | 0.4063 | 0.0264 | 0.0783 | 0.0827 |
| 162 | 0.4971 | 0.0244 | 0.0858 | 0.0892 |
| 198 | 0.5771 | 0.0383 | 0.0959 | 0.1032 |
| 234 | 0.4393 | 0.0462 | 0.082 | 0.0942 |
| 270 | 0.3492 | 0.0223 | 0.0748 | 0.0781 |
| 306 | 0.2643 | 0.0233 | 0.0621 | 0.0663 |
| 342 | 0.2722 | 0.0183 | 0.0624 | 0.065 |