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 : | 1.75 — 1.775 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 | 0.4789 | 0.028 | 0.0655 | 0.0712 |
| 54 | 0.4475 | 0.0264 | 0.0636 | 0.0689 |
| 90 | 0.5259 | 0.0362 | 0.0709 | 0.0796 |
| 126 | 0.6292 | 0.0422 | 0.0795 | 0.09 |
| 162 | 0.6381 | 0.0325 | 0.0803 | 0.0867 |
| 198 | 0.6333 | 0.0396 | 0.0796 | 0.0889 |
| 234 | 0.5749 | 0.0399 | 0.0753 | 0.0852 |
| 270 | 0.6378 | 0.0496 | 0.0802 | 0.0943 |
| 306 | 0.503 | 0.0346 | 0.0681 | 0.0764 |
| 342 | 0.4895 | 0.029 | 0.0666 | 0.0726 |