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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 : | 0.1435 GeV2 | |
---|---|---|
W : | 1355 GeV | |
ε : | 0.6529 | |
Ebeam : | 1.0539 GeV | |
εL: | 0.2731 |
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): AUL,
Parameter (X axis): φ(π+), degrees |
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Measured data:
cos(θπ+) |
φ(π+),
degrees |
AUL | Data errors | Systematic errors |
---|---|---|---|---|
0.55 | 258 | 1.7273 | 0.7353 | 0.1988 |
0.55 | 270 | 0.4823 | 0.8616 | 0.0625 |
0.65 | 246 | 0.7367 | 0.8337 | 0.089 |
0.65 | 258 | 1.1664 | 0.8401 | 0.1361 |
0.65 | 270 | 0.0259 | 0.7947 | 0.0301 |
0.75 | 138 | 1.642 | 0.9954 | 0.1892 |
0.75 | 258 | -0.6179 | 0.6555 | 0.0764 |
0.75 | 270 | -0.428 | 0.7232 | 0.0572 |
0.75 | 282 | 0.8599 | 0.7457 | 0.1023 |
0.85 | 126 | -0.2118 | 0.8044 | 0.0385 |
0.85 | 150 | 0.151 | 0.7965 | 0.0346 |
0.85 | 246 | -0.5412 | 0.7178 | 0.0685 |
0.85 | 258 | 0.2167 | 0.6867 | 0.0388 |
0.85 | 270 | 0.5675 | 0.6577 | 0.0712 |
0.85 | 282 | -0.4741 | 0.567 | 0.0617 |