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 : | 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 | 0.2512 | 0.0353 | 0.0516 | 0.0625 |
| 54 | 0.24 | 0.0245 | 0.0355 | 0.0431 |
| 90 | 0.2106 | 0.0178 | 0.0345 | 0.0388 |
| 126 | 0.2475 | 0.0246 | 0.0387 | 0.0458 |
| 162 | 0.33 | 0.0275 | 0.0431 | 0.0512 |
| 198 | 0.2869 | 0.0281 | 0.0399 | 0.0488 |
| 234 | 0.2803 | 0.0287 | 0.0425 | 0.0513 |
| 270 | 0.2198 | 0.0184 | 0.0351 | 0.0396 |
| 306 | 0.2186 | 0.0249 | 0.0336 | 0.0418 |
| 342 | 0.2829 | 0.0426 | 0.0553 | 0.0698 |