Parameter (X axis): ψ(p), 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(p), mcb/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ 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 : | 1.65 — 1.675 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(p), mcb/rad
Parameter (X axis): ψ(p), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(p),
deg |
dσ/dψ(p),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.5656 | 0.0477 | 0.074 | 0.107 |
| 54 | 0.5222 | 0.0378 | 0.0551 | 0.0669 |
| 90 | 0.4661 | 0.0341 | 0.0465 | 0.0577 |
| 126 | 0.4478 | 0.0285 | 0.0436 | 0.0521 |
| 162 | 0.5453 | 0.038 | 0.0506 | 0.0777 |
| 198 | 0.4658 | 0.03 | 0.0442 | 0.0624 |
| 234 | 0.4836 | 0.0405 | 0.0466 | 0.0617 |
| 270 | 0.4479 | 0.0311 | 0.0452 | 0.0549 |
| 306 | 0.5016 | 0.0712 | 0.0529 | 0.0887 |
| 342 | 0.4977 | 0.0429 | 0.0698 | 0.0988 |