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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 : | 0.348 GeV2 | |
|---|---|---|
| W : | 1205 GeV | |
| ε : | 0.962 | |
| Ebeam : | 2.999 GeV | |
| εL: | 1.394 |
|
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 |
|---|---|---|---|---|
| 0.35 | 294 | -0.0572 | 0.276 | 0.03 |
| 0.45 | 294 | 0.2799 | 0.267 | 0.0305 |
| 0.55 | 282 | -0.3852 | 0.237 | 0.031 |
| 0.55 | 294 | 0.0848 | 0.2263 | 0.03 |
| 0.65 | 270 | -0.2495 | 0.2574 | 0.0304 |
| 0.65 | 282 | -0.4947 | 0.2144 | 0.0316 |
| 0.65 | 294 | -0.3025 | 0.1877 | 0.0306 |
| 0.75 | 66 | -0.3316 | 0.2352 | 0.0307 |
| 0.75 | 78 | -0.1186 | 0.2364 | 0.0301 |
| 0.75 | 90 | 0.1654 | 0.2305 | 0.0302 |
| 0.75 | 270 | 0.0308 | 0.2504 | 0.03 |
| 0.75 | 282 | -0.3046 | 0.233 | 0.0306 |
| 0.75 | 294 | 0.1728 | 0.206 | 0.0302 |
| 0.85 | 54 | -0.0189 | 0.2782 | 0.03 |
| 0.85 | 66 | -0.034 | 0.198 | 0.03 |
| 0.85 | 78 | 0.4142 | 0.1798 | 0.0311 |
| 0.85 | 90 | 0.1182 | 0.2326 | 0.0301 |
| 0.85 | 102 | -0.2106 | 0.2296 | 0.0303 |
| 0.85 | 306 | -0.021 | 0.2793 | 0.03 |
| 0.95 | 42 | 0.1474 | 0.2398 | 0.0301 |
| 0.95 | 54 | 0.1132 | 0.2616 | 0.0301 |
| 0.95 | 102 | -0.2945 | 0.2278 | 0.0306 |