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 : | 3.5 — 4.2 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 | 0.3507 | 0.0256 | 0.0705 | 0.075 |
| 54 | 0.3742 | 0.0276 | 0.054 | 0.0606 |
| 90 | 0.3698 | 0.047 | 0.0515 | 0.0697 |
| 126 | 0.4086 | 0.0252 | 0.055 | 0.0605 |
| 162 | 0.4838 | 0.0338 | 0.0612 | 0.0699 |
| 198 | 0.4558 | 0.0286 | 0.0587 | 0.0653 |
| 234 | 0.4909 | 0.0403 | 0.0647 | 0.0762 |
| 270 | 0.4316 | 0.0297 | 0.0585 | 0.0656 |
| 306 | 0.3866 | 0.0293 | 0.0555 | 0.0627 |
| 342 | 0.346 | 0.0299 | 0.0698 | 0.0759 |