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 : | 4.2 — 5 GeV2 | |
|---|---|---|
| W : | 1.5 — 1.525 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 | 0.1334 | 0.0228 | 0.0433 | 0.049 |
| 54 | 0.1546 | 0.0216 | 0.0367 | 0.0426 |
| 90 | 0.1565 | 0.0178 | 0.0357 | 0.0399 |
| 126 | 0.1816 | 0.0229 | 0.0392 | 0.0454 |
| 162 | 0.2328 | 0.0237 | 0.0468 | 0.0525 |
| 198 | 0.1987 | 0.0205 | 0.0412 | 0.046 |
| 234 | 0.1848 | 0.0218 | 0.0399 | 0.0455 |
| 270 | 0.1739 | 0.019 | 0.0386 | 0.0431 |
| 306 | 0.1321 | 0.0161 | 0.0327 | 0.0364 |
| 342 | 0.1121 | 0.0147 | 0.0402 | 0.0428 |