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Experiment: EG4, 2016
Spokespersons: Xiaochao Zheng
Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
No publications available for this experiment
Quantity measured: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none
| Q2 : | 0.101 GeV2 | |
|---|---|---|
| W : | 1625 GeV | |
| ε : | 0.8396 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.0862 |
|
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): AUL,
Parameter (X axis): φ(π+), degrees |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θπ+) |
φ(π+),
degrees |
AUL | Stat. error | Syst. error |
|---|---|---|---|---|
| 0.45 | 270 | 2.2148 | 0.6224 | 0.1484 |
| 0.55 | 126 | -0.9905 | 0.6678 | 0.0716 |
| 0.75 | 234 | -0.279 | 0.7359 | 0.0351 |
| 0.75 | 246 | -0.1787 | 0.7936 | 0.0322 |
| 0.75 | 282 | -0.5599 | 0.5755 | 0.0474 |
| 0.75 | 294 | 0.5713 | 0.7229 | 0.048 |
| 0.85 | 102 | -1.1909 | 0.6476 | 0.0837 |
| 0.85 | 222 | -0.5191 | 0.7858 | 0.0454 |
| 0.85 | 234 | -0.0748 | 0.7476 | 0.0304 |
| 0.45 | 282 | 0.4695 | 0.6501 | 0.0527 |
| 0.65 | 114 | -1.472 | 0.6513 | 0.1391 |
| 0.65 | 138 | -0.8866 | 0.7139 | 0.0872 |
| 0.75 | 138 | -1.1293 | 0.7587 | 0.1085 |
| 0.75 | 222 | 0.8571 | 0.8618 | 0.0846 |
| 0.75 | 234 | 0.3627 | 0.7457 | 0.0449 |
| 0.85 | 90 | 1.1037 | 0.9228 | 0.1062 |
| 0.85 | 102 | 2.0274 | 1.0334 | 0.1895 |
| 0.85 | 222 | 1.7732 | 0.8483 | 0.1664 |
| 0.85 | 234 | 0.8136 | 0.8796 | 0.0809 |