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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 : | 0.2915 GeV2 | |
|---|---|---|
| W : | 1325 GeV | |
| ε : | 0.9145 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.6897 |
|
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 |
|---|---|---|---|---|
| 0.75 | 90 | -0.0374 | 1.4599 | 0.0302 |
| 0.75 | 102 | 0.1384 | 1.4871 | 0.0326 |
| 0.75 | 246 | 0.578 | 1.3217 | 0.0612 |
| 0.85 | 90 | 1.26 | 1.5742 | 0.1201 |
| 0.85 | 282 | 0.9037 | 1.4225 | 0.0886 |
| 0.85 | 294 | -0.559 | 1.2078 | 0.0597 |
| 0.85 | 306 | -1.1286 | 1.2433 | 0.1084 |
| 0.65 | 102 | -0.636 | 0.4542 | 0.0514 |
| 0.65 | 258 | 0.3062 | 0.5852 | 0.0361 |
| 0.65 | 270 | 0.2211 | 0.5497 | 0.0333 |
| 0.75 | 102 | -0.5611 | 0.5193 | 0.0475 |
| 0.85 | 78 | 0.6348 | 0.5915 | 0.0513 |
| 0.85 | 90 | 0.7596 | 0.5933 | 0.0582 |
| 0.85 | 102 | 0.4243 | 0.6605 | 0.0409 |
| 0.85 | 114 | 0.578 | 0.6533 | 0.0484 |
| 0.85 | 270 | -1.0925 | 0.4491 | 0.0777 |
| 0.85 | 282 | -0.698 | 0.4711 | 0.0548 |
| 0.85 | 294 | -0.3063 | 0.4602 | 0.0361 |
| 0.95 | 258 | 0.65 | 0.9629 | 0.0521 |
| 0.95 | 282 | 1.4946 | 0.9636 | 0.1026 |