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 : | 2 — 2.4 GeV2 | |
|---|---|---|
| W : | 1.9 — 1.925 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 | 0.9174 | 0.0518 | 0.1776 | 0.2471 |
| 54 | 0.9418 | 0.0655 | 0.1411 | 0.1556 |
| 90 | 1.006 | 0.0468 | 0.1365 | 0.1443 |
| 126 | 0.966 | 0.0511 | 0.1329 | 0.1866 |
| 162 | 1.0307 | 0.0548 | 0.1339 | 0.19 |
| 198 | 0.9284 | 0.0479 | 0.124 | 0.1781 |
| 234 | 0.9718 | 0.0498 | 0.1324 | 0.1926 |
| 270 | 1.047 | 0.0555 | 0.1404 | 0.1509 |
| 306 | 1.0079 | 0.0493 | 0.1488 | 0.1568 |
| 342 | 0.9341 | 0.0553 | 0.1788 | 0.2575 |