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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: ALU,
Beam asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none
| Q2 : | 0.0084 GeV2 | |
|---|---|---|
| W : | 1235 GeV | |
| ε : | 0.9196 | |
| Ebeam : | 1.0539 GeV | |
| εL: | 0.0642 |
|
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): ALU,
Parameter (X axis): φ(π+), degrees |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θπ+) |
φ(π+),
degrees |
ALU | Stat. error | Syst. error |
|---|---|---|---|---|
| 0.55 | 258 | -0.0884 | 0.1957 | 0.0301 |
| 0.55 | 270 | 0.1663 | 0.215 | 0.0302 |
| 0.65 | 234 | -0.1805 | 0.2447 | 0.0302 |
| 0.65 | 246 | -0.0328 | 0.1899 | 0.03 |
| 0.65 | 258 | -0.3023 | 0.1945 | 0.0306 |
| 0.65 | 270 | 0.0526 | 0.2038 | 0.03 |
| 0.75 | 174 | 0.3923 | 0.2291 | 0.031 |
| 0.75 | 246 | -0.075 | 0.1838 | 0.03 |
| 0.75 | 258 | -0.3324 | 0.1903 | 0.0307 |