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 : | 1.525 — 1.55 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 | 0.2687 | 0.0284 | 0.0562 | 0.0629 |
| 54 | 0.3057 | 0.0287 | 0.0476 | 0.0555 |
| 90 | 0.3305 | 0.0231 | 0.0479 | 0.0532 |
| 126 | 0.3582 | 0.0296 | 0.0506 | 0.0586 |
| 162 | 0.3402 | 0.0245 | 0.0474 | 0.0534 |
| 198 | 0.3919 | 0.0259 | 0.0538 | 0.0597 |
| 234 | 0.328 | 0.0218 | 0.0465 | 0.0514 |
| 270 | 0.3189 | 0.0219 | 0.0468 | 0.0517 |
| 306 | 0.2748 | 0.0257 | 0.0439 | 0.0508 |
| 342 | 0.229 | 0.0237 | 0.0516 | 0.0568 |