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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 : | 0.2445 GeV2 | |
|---|---|---|
| W : | 1565 GeV | |
| ε : | 0.77 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.2016 |
|
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 | 102 | 0.6327 | 0.8967 | 0.049 |
| 0.75 | 234 | 0.1853 | 0.8135 | 0.0321 |
| 0.85 | 78 | 0.5753 | 0.8594 | 0.0462 |
| 0.85 | 246 | 0.3452 | 0.6954 | 0.0367 |
| 0.85 | 258 | -0.3915 | 0.6997 | 0.0384 |
| 0.95 | 222 | 1.5027 | 0.7336 | 0.0967 |
| 0.95 | 234 | 1.3434 | 0.7753 | 0.0875 |