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 — 2.4 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 | 1.434 | 0.0619 | 0.2196 | 0.2281 |
| 54 | 1.2353 | 0.0624 | 0.2034 | 0.2127 |
| 90 | 1.2854 | 0.0616 | 0.2112 | 0.22 |
| 126 | 1.5763 | 0.0746 | 0.2407 | 0.252 |
| 162 | 1.5795 | 0.104 | 0.2431 | 0.3445 |
| 198 | 1.8391 | 0.0886 | 0.2669 | 0.3858 |
| 234 | 1.6677 | 0.0711 | 0.2509 | 0.2608 |
| 270 | 1.3842 | 0.0677 | 0.2213 | 0.2314 |
| 306 | 1.4171 | 0.0675 | 0.2198 | 0.23 |
| 342 | 1.3142 | 0.0494 | 0.2087 | 0.2145 |