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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 : | 0.0071 GeV2 | |
---|---|---|
W : | 1445 GeV | |
ε : | 0.667 | |
Ebeam : | 1.0539 GeV | |
εL: | 0.0113 |
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 |
---|---|---|---|---|
0.35 | 42 | 0.1987 | 0.6594 | 0.0376 |
0.35 | 54 | -0.2978 | 0.7462 | 0.0453 |
0.45 | 42 | 0.2071 | 0.6682 | 0.0381 |
0.45 | 54 | -0.3839 | 0.4976 | 0.053 |
0.45 | 234 | -0.9925 | 0.6383 | 0.1168 |
0.55 | 42 | 0.0008 | 0.6711 | 0.03 |
0.55 | 54 | -0.4482 | 0.598 | 0.0592 |
0.55 | 222 | 2.3835 | 2.3835 | 0.2728 |
0.55 | 234 | -0.1331 | 0.641 | 0.0336 |
0.55 | 246 | 0.0407 | 0.7639 | 0.0304 |
0.65 | 162 | 0.6094 | 0.8173 | 0.0755 |
0.65 | 210 | -0.2655 | 0.7342 | 0.0426 |
0.65 | 222 | 1.1644 | 0.6194 | 0.1358 |
0.65 | 234 | -0.7084 | 0.4636 | 0.086 |
0.65 | 246 | 0.6221 | 0.6847 | 0.0769 |
0.75 | 210 | 0.7041 | 0.7628 | 0.0855 |
0.75 | 222 | 0.7265 | 0.6609 | 0.0879 |
0.75 | 234 | 1.0027 | 0.7001 | 0.118 |
0.75 | 246 | 0.9399 | 0.706 | 0.1111 |
0.75 | 258 | 1.1845 | 0.7395 | 0.1381 |
0.85 | 222 | 0.1285 | 0.5737 | 0.0334 |
0.85 | 234 | 0.0137 | 0.5814 | 0.03 |
0.85 | 246 | 0.2144 | 0.6259 | 0.0387 |