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 : | 2.05 — 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 | 0.3026 | 0.0223 | 0.062 | 0.0659 |
| 54 | 0.3398 | 0.0233 | 0.0664 | 0.0704 |
| 90 | 0.3829 | 0.0314 | 0.0733 | 0.0798 |
| 126 | 0.4402 | 0.0416 | 0.0774 | 0.0879 |
| 162 | 0.5659 | 0.0288 | 0.0899 | 0.0943 |
| 198 | 0.5506 | 0.0265 | 0.0889 | 0.0927 |
| 234 | 0.4656 | 0.0318 | 0.0804 | 0.0865 |
| 270 | 0.356 | 0.0442 | 0.0712 | 0.0838 |
| 306 | 0.3817 | 0.0431 | 0.0706 | 0.0827 |
| 342 | 0.3036 | 0.0222 | 0.0616 | 0.0655 |