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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 : | 0.205 GeV2 | |
|---|---|---|
| W : | 1775 GeV | |
| ε : | 0.8368 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.0986 |
|
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 | 210 | -0.4522 | 0.897 | 0.0446 |
| 0.65 | 282 | -0.9621 | 0.6425 | 0.0765 |
| 0.65 | 294 | -0.406 | 0.7553 | 0.0422 |
| 0.75 | 90 | 0.7545 | 1.0117 | 0.0628 |
| 0.75 | 198 | 2.1242 | 1.0599 | 0.1581 |
| 0.75 | 210 | -0.775 | 0.8491 | 0.0641 |
| 0.75 | 222 | 1.1384 | 0.9203 | 0.0884 |
| 0.75 | 234 | 0.2193 | 0.9678 | 0.034 |
| 0.85 | 78 | -0.5872 | 0.7756 | 0.0524 |
| 0.85 | 90 | -0.9163 | 0.6706 | 0.0734 |
| 0.85 | 102 | -0.8851 | 0.7792 | 0.0713 |
| 0.85 | 114 | -0.2734 | 0.7944 | 0.036 |
| 0.85 | 186 | 0.341 | 0.9168 | 0.039 |
| 0.85 | 198 | -0.2517 | 0.7203 | 0.0352 |
| 0.85 | 210 | 0.565 | 0.8426 | 0.051 |
| 0.85 | 222 | 0.3787 | 0.7963 | 0.0408 |
| 0.85 | 234 | 0.047 | 0.7834 | 0.0302 |
| 0.85 | 246 | -0.3049 | 0.812 | 0.0374 |
| 0.95 | 186 | -0.6573 | 0.8062 | 0.0566 |
| 0.95 | 198 | -1.0029 | 0.7227 | 0.0792 |
| 0.95 | 210 | -1.2403 | 0.6407 | 0.0955 |
| 0.95 | 222 | -0.4917 | 0.7777 | 0.0468 |
| 0.95 | 234 | 0.9537 | 0.9068 | 0.0759 |
| 0.95 | 246 | 0.602 | 0.7448 | 0.0533 |