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 : | 4.2 — 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 | 0.0955 | 0.0081 | 0.0357 | 0.0366 |
| 54 | 0.1447 | 0.0137 | 0.0372 | 0.0396 |
| 90 | 0.136 | 0.0099 | 0.036 | 0.0373 |
| 126 | 0.2177 | 0.0183 | 0.0495 | 0.0528 |
| 162 | 0.256 | 0.0196 | 0.0525 | 0.0561 |
| 198 | 0.2559 | 0.022 | 0.0527 | 0.0571 |
| 234 | 0.1857 | 0.0135 | 0.046 | 0.048 |
| 270 | 0.1768 | 0.0224 | 0.0403 | 0.0461 |
| 306 | 0.1022 | 0.008 | 0.0319 | 0.0329 |
| 342 | 0.0925 | 0.0094 | 0.0351 | 0.0364 |