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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 : | 0.0496 GeV2 | |
|---|---|---|
| W : | 1595 GeV | |
| ε : | 0.5578 | |
| Ebeam : | 1.3383 GeV | |
| εL: | 0.0332 |
|
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 | 222 | -0.0403 | 0.2083 | 0.0301 |
| 0.65 | 150 | -0.0928 | 0.2185 | 0.0301 |
| 0.65 | 222 | 0.2255 | 0.225 | 0.0303 |
| 0.75 | 234 | 0.01 | 0.2292 | 0.03 |
| 0.85 | 138 | -0.1489 | 0.258 | 0.0301 |
| 0.85 | 150 | 0.2273 | 0.2771 | 0.0303 |
| 0.85 | 222 | 0.1131 | 0.266 | 0.0301 |
| 0.85 | 234 | -0.0104 | 0.2789 | 0.03 |
| 0.85 | 246 | 0.1047 | 0.2637 | 0.0301 |
| 0.65 | 234 | 0.0834 | 0.3893 | 0.03 |
| 0.65 | 246 | -0.3693 | 0.3711 | 0.0309 |
| 0.75 | 222 | 0.51 | 0.2805 | 0.0317 |
| 0.75 | 234 | -0.1518 | 0.4093 | 0.0302 |
| 0.85 | 234 | -0.0605 | 0.4247 | 0.03 |