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 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.6 — 1.625 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 | 0.2508 | 0.0197 | 0.0484 | 0.0694 |
| 54 | 0.2826 | 0.0282 | 0.0517 | 0.0589 |
| 90 | 0.3505 | 0.0261 | 0.0591 | 0.0646 |
| 126 | 0.4296 | 0.0317 | 0.0677 | 0.0748 |
| 162 | 0.5269 | 0.0307 | 0.0782 | 0.0841 |
| 198 | 0.504 | 0.0327 | 0.0752 | 0.082 |
| 234 | 0.4262 | 0.0361 | 0.0672 | 0.0763 |
| 270 | 0.332 | 0.0239 | 0.0568 | 0.0617 |
| 306 | 0.2939 | 0.0233 | 0.0526 | 0.0575 |
| 342 | 0.2562 | 0.0206 | 0.0484 | 0.0686 |