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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 : | 0.2915 GeV2 | |
|---|---|---|
| W : | 1265 GeV | |
| ε : | 0.9291 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.9326 |
|
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 |
|---|---|---|---|---|
| 0.65 | 270 | 0.2001 | 0.4883 | 0.0327 |
| 0.75 | 90 | -0.0946 | 0.4249 | 0.0306 |
| 0.75 | 270 | 0.6469 | 0.4828 | 0.052 |
| 0.75 | 282 | 0.478 | 0.509 | 0.0434 |
| 0.75 | 294 | 0.3703 | 0.4725 | 0.0386 |
| 0.85 | 66 | -0.0066 | 0.5047 | 0.03 |
| 0.85 | 90 | -0.0153 | 0.4687 | 0.03 |
| 0.85 | 282 | -0.0898 | 0.5114 | 0.0306 |
| 0.95 | 282 | 0.8817 | 0.7987 | 0.0652 |
| 0.55 | 282 | -0.8129 | 1.4703 | 0.0808 |
| 0.65 | 270 | 1.6559 | 1.6724 | 0.1557 |
| 0.65 | 282 | -1.9572 | 1.3615 | 0.1831 |
| 0.75 | 270 | 0.7085 | 1.5772 | 0.0719 |
| 0.75 | 282 | 0.9113 | 1.7302 | 0.0893 |
| 0.85 | 66 | 0.9266 | 2.2505 | 0.0906 |
| 0.85 | 90 | -2.3308 | 2.066 | 0.2172 |
| 0.85 | 102 | -3.6034 | 1.915 | 0.3339 |
| 0.85 | 294 | -0.4132 | 1.8691 | 0.0485 |
| 0.95 | 78 | 5.8368 | 6.0771 | 0.5395 |