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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 : | 0.0844 GeV2 | |
|---|---|---|
| W : | 1655 GeV | |
| ε : | 0.7643 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0602 |
|
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 | 0.6887 | 0.6155 | 0.0517 |
| 0.65 | 114 | -0.5822 | 0.5605 | 0.0466 |
| 0.65 | 126 | -0.649 | 0.6468 | 0.0498 |
| 0.65 | 198 | 0.8361 | 0.8122 | 0.0593 |
| 0.65 | 222 | 0.9132 | 0.7175 | 0.0634 |
| 0.65 | 282 | 1.465 | 0.7284 | 0.0945 |
| 0.65 | 294 | -0.9858 | 0.5095 | 0.0673 |
| 0.75 | 66 | -0.4212 | 0.6285 | 0.0395 |
| 0.75 | 198 | 0.3192 | 0.7332 | 0.0358 |
| 0.75 | 222 | 0.58 | 0.6889 | 0.0465 |
| 0.75 | 234 | 1.0322 | 0.667 | 0.0699 |
| 0.75 | 282 | 0.5379 | 0.5235 | 0.0445 |
| 0.75 | 294 | -0.2441 | 0.5994 | 0.0335 |
| 0.85 | 114 | -0.7972 | 0.5631 | 0.0572 |
| 0.85 | 210 | 0.9273 | 0.6915 | 0.0642 |
| 0.85 | 222 | -0.1223 | 0.6282 | 0.0309 |
| 0.85 | 234 | 1.1515 | 0.804 | 0.0766 |
| 0.85 | 246 | -0.8192 | 0.5586 | 0.0584 |