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 : | 1.725 — 1.75 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 | 0.6073 | 0.0324 | 0.0827 | 0.0888 |
| 54 | 0.5307 | 0.0327 | 0.0767 | 0.0834 |
| 90 | 0.6218 | 0.0371 | 0.0854 | 0.0931 |
| 126 | 0.6538 | 0.0342 | 0.0893 | 0.0956 |
| 162 | 0.6904 | 0.0389 | 0.0914 | 0.0993 |
| 198 | 0.7679 | 0.0421 | 0.0978 | 0.1064 |
| 234 | 0.852 | 0.0732 | 0.105 | 0.128 |
| 270 | 0.6676 | 0.0385 | 0.0899 | 0.0978 |
| 306 | 0.6161 | 0.0339 | 0.0841 | 0.0907 |
| 342 | 0.6112 | 0.0337 | 0.0825 | 0.0891 |