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 : | 1.8 — 1.825 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 | 0.5877 | 0.0712 | 0.0915 | 0.1292 |
| 54 | 0.4999 | 0.0462 | 0.0641 | 0.0921 |
| 90 | 0.5016 | 0.0333 | 0.0606 | 0.0692 |
| 126 | 0.539 | 0.0428 | 0.0636 | 0.0767 |
| 162 | 0.5593 | 0.0385 | 0.0631 | 0.0739 |
| 198 | 0.4838 | 0.032 | 0.0556 | 0.0641 |
| 234 | 0.4958 | 0.044 | 0.0589 | 0.0735 |
| 270 | 0.5333 | 0.0437 | 0.0641 | 0.0775 |
| 306 | 0.5057 | 0.0374 | 0.0648 | 0.0934 |
| 342 | 0.4919 | 0.0385 | 0.084 | 0.122 |