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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 : | 0.5925 GeV2 | |
|---|---|---|
| W : | 1265 GeV | |
| ε : | 0.9258 | |
| Ebeam : | 2.999 GeV | |
| εL: | 1.1217 |
|
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 | 282 | 0.4757 | 0.6898 | 0.0459 |
| 0.55 | 294 | 1.0946 | 0.6637 | 0.0854 |
| 0.65 | 66 | -0.8133 | 0.5743 | 0.0666 |
| 0.65 | 78 | 0.6704 | 0.8114 | 0.0575 |
| 0.65 | 270 | 1.6884 | 0.7009 | 0.127 |
| 0.65 | 282 | 1.1214 | 0.6601 | 0.0873 |
| 0.65 | 318 | 0.7689 | 0.6903 | 0.0637 |
| 0.75 | 78 | 0.6747 | 0.6151 | 0.0577 |
| 0.75 | 258 | 0.5549 | 0.7358 | 0.0504 |
| 0.75 | 270 | -0.227 | 0.5798 | 0.0343 |
| 0.75 | 282 | 0.204 | 0.5221 | 0.0335 |
| 0.75 | 294 | 0.5893 | 0.7034 | 0.0525 |
| 0.85 | 66 | 0.1905 | 0.702 | 0.0331 |
| 0.85 | 78 | 0.4031 | 0.6889 | 0.042 |
| 0.85 | 90 | -1.0561 | 0.4882 | 0.0828 |
| 0.85 | 246 | -1.1053 | 0.4636 | 0.0862 |
| 0.85 | 258 | 0.6201 | 0.7199 | 0.0544 |
| 0.85 | 270 | 0.201 | 0.6372 | 0.0334 |
| 0.85 | 282 | 0.7863 | 0.7554 | 0.0648 |
| 0.85 | 294 | -0.2437 | 0.5641 | 0.0349 |
| 0.85 | 306 | 0.2794 | 0.6281 | 0.0363 |
| 0.85 | 318 | 0.0549 | 0.6579 | 0.0303 |
| 0.95 | 270 | -0.2862 | 0.5945 | 0.0366 |