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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 : | 0.5925 GeV2 | |
|---|---|---|
| W : | 1445 GeV | |
| ε : | 0.8875 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.5715 |
|
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 |
|---|---|---|---|---|
| 0.55 | 78 | -0.338 | 0.7041 | 0.0389 |
| 0.55 | 90 | -0.1714 | 0.8001 | 0.0325 |
| 0.65 | 78 | 1.1329 | 0.8276 | 0.0881 |
| 0.65 | 90 | -0.384 | 0.787 | 0.0411 |
| 0.65 | 102 | 0.6135 | 0.9061 | 0.054 |
| 0.65 | 258 | 1.281 | 0.8623 | 0.0983 |
| 0.75 | 78 | -0.3686 | 0.6661 | 0.0403 |
| 0.75 | 90 | 0.4756 | 0.8918 | 0.0459 |
| 0.75 | 102 | -0.5996 | 0.7045 | 0.0531 |
| 0.75 | 114 | 0.0632 | 0.8643 | 0.0304 |
| 0.75 | 234 | -1.2291 | 0.5639 | 0.0947 |
| 0.75 | 258 | -0.4101 | 0.6213 | 0.0424 |
| 0.75 | 270 | 0.7718 | 0.6822 | 0.0639 |
| 0.75 | 282 | 0.2182 | 0.833 | 0.034 |
| 0.85 | 90 | 1.121 | 0.9106 | 0.0873 |
| 0.85 | 258 | 0.5271 | 0.846 | 0.0488 |
| 0.85 | 270 | 1.024 | 0.7918 | 0.0806 |
| 0.85 | 282 | 1.3364 | 0.8966 | 0.1022 |
| 0.85 | 294 | -0.6514 | 0.5285 | 0.0563 |
| 0.85 | 306 | -0.4447 | 0.5831 | 0.0442 |
| 0.95 | 258 | -0.0872 | 0.6664 | 0.0307 |
| 0.95 | 306 | -0.3377 | 0.6325 | 0.0389 |