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 : | 1.8 — 1.825 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 | 0.2952 | 0.0197 | 0.0543 | 0.0578 |
| 54 | 0.3775 | 0.0266 | 0.0443 | 0.0517 |
| 90 | 0.3562 | 0.0268 | 0.0431 | 0.0507 |
| 126 | 0.4301 | 0.0308 | 0.0496 | 0.0584 |
| 162 | 0.4822 | 0.033 | 0.0508 | 0.0606 |
| 198 | 0.4855 | 0.0398 | 0.0521 | 0.0656 |
| 234 | 0.4261 | 0.0337 | 0.0495 | 0.0599 |
| 270 | 0.3988 | 0.0292 | 0.0453 | 0.0539 |
| 306 | 0.3488 | 0.032 | 0.0428 | 0.0534 |
| 342 | 0.3198 | 0.0269 | 0.0574 | 0.0634 |