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 : | 1.675 — 1.7 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 | 0.4614 | 0.0327 | 0.0808 | 0.0872 |
| 54 | 0.5265 | 0.0332 | 0.0889 | 0.1252 |
| 90 | 0.5535 | 0.046 | 0.0928 | 0.1036 |
| 126 | 0.6065 | 0.0376 | 0.0986 | 0.1394 |
| 162 | 0.6118 | 0.0328 | 0.0994 | 0.1046 |
| 198 | 0.6685 | 0.0368 | 0.1057 | 0.1119 |
| 234 | 0.7029 | 0.0583 | 0.1092 | 0.1538 |
| 270 | 0.5398 | 0.0328 | 0.0909 | 0.0966 |
| 306 | 0.4385 | 0.0278 | 0.0793 | 0.1126 |
| 342 | 0.4661 | 0.0285 | 0.0816 | 0.0864 |