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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 : | 0.205 GeV2 | |
|---|---|---|
| W : | 1595 GeV | |
| ε : | 0.9087 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.1879 |
|
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 |
|---|---|---|---|---|
| 0.25 | 282 | -0.2019 | 0.2641 | 0.0303 |
| 0.25 | 294 | 0.1498 | 0.2394 | 0.0301 |
| 0.35 | 66 | -0.0966 | 0.2322 | 0.0301 |
| 0.35 | 282 | 0.2951 | 0.2194 | 0.0306 |
| 0.35 | 294 | -0.2858 | 0.2488 | 0.0305 |
| 0.45 | 66 | 0.1207 | 0.2768 | 0.0301 |
| 0.45 | 102 | 0.4941 | 0.1986 | 0.0316 |
| 0.45 | 114 | 0.0266 | 0.2479 | 0.03 |
| 0.45 | 270 | -0.07 | 0.2207 | 0.03 |
| 0.45 | 282 | -0.014 | 0.1685 | 0.03 |
| 0.45 | 294 | -0.0199 | 0.2242 | 0.03 |
| 0.55 | 42 | -0.4452 | 0.2111 | 0.0313 |
| 0.55 | 54 | 0.0836 | 0.2806 | 0.03 |
| 0.55 | 90 | -0.2967 | 0.1883 | 0.0306 |
| 0.55 | 102 | 0.027 | 0.1793 | 0.03 |
| 0.55 | 114 | 0.3097 | 0.1904 | 0.0306 |
| 0.55 | 126 | -0.0445 | 0.2088 | 0.03 |
| 0.55 | 138 | 0.184 | 0.2724 | 0.0302 |
| 0.55 | 210 | -0.3374 | 0.2618 | 0.0307 |
| 0.55 | 222 | 0.1491 | 0.2325 | 0.0301 |
| 0.55 | 234 | -0.3472 | 0.2197 | 0.0308 |
| 0.55 | 258 | -0.0044 | 0.2754 | 0.03 |
| 0.55 | 270 | 0.0703 | 0.2706 | 0.03 |
| 0.55 | 282 | 0.0401 | 0.2022 | 0.03 |
| 0.55 | 306 | 0.022 | 0.244 | 0.03 |
| 0.65 | 90 | 0.1266 | 0.1727 | 0.0301 |
| 0.65 | 102 | 0.1318 | 0.147 | 0.0301 |
| 0.65 | 114 | 0.058 | 0.1608 | 0.03 |
| 0.65 | 126 | -0.1722 | 0.1815 | 0.0302 |
| 0.65 | 138 | -0.1752 | 0.2249 | 0.0302 |
| 0.65 | 150 | -0.0799 | 0.2634 | 0.03 |
| 0.65 | 198 | 0.726 | 0.1601 | 0.0333 |
| 0.65 | 210 | -0.1703 | 0.1864 | 0.0302 |
| 0.65 | 222 | 0.0803 | 0.2182 | 0.03 |
| 0.65 | 234 | -0.4244 | 0.1945 | 0.0312 |
| 0.65 | 246 | -0.1223 | 0.2181 | 0.0301 |
| 0.65 | 270 | 0.1318 | 0.274 | 0.0301 |
| 0.65 | 294 | -0.1961 | 0.1874 | 0.0303 |
| 0.65 | 306 | 0.0224 | 0.1994 | 0.03 |
| 0.75 | 66 | -0.1355 | 0.2311 | 0.0301 |
| 0.75 | 78 | -0.157 | 0.1834 | 0.0302 |
| 0.75 | 90 | -0.097 | 0.2013 | 0.0301 |
| 0.75 | 102 | -0.0784 | 0.1691 | 0.03 |
| 0.75 | 114 | 0.248 | 0.1584 | 0.0304 |
| 0.75 | 126 | 0.4108 | 0.1695 | 0.0311 |
| 0.75 | 138 | 0.099 | 0.2234 | 0.0301 |
| 0.75 | 186 | 0.2312 | 0.2105 | 0.0304 |
| 0.75 | 198 | 0.161 | 0.1925 | 0.0302 |
| 0.75 | 210 | 0.0732 | 0.1756 | 0.03 |
| 0.75 | 222 | 0.0912 | 0.1593 | 0.0301 |
| 0.75 | 234 | -0.0266 | 0.1719 | 0.03 |
| 0.75 | 246 | 0.2038 | 0.1585 | 0.0303 |
| 0.75 | 258 | -0.2614 | 0.2108 | 0.0305 |
| 0.75 | 282 | -0.2833 | 0.2218 | 0.0305 |
| 0.75 | 294 | 0.0181 | 0.1946 | 0.03 |
| 0.75 | 306 | 0.0366 | 0.2594 | 0.03 |
| 0.85 | 66 | 0.1661 | 0.1506 | 0.0302 |
| 0.85 | 78 | 0.0811 | 0.1366 | 0.03 |
| 0.85 | 90 | 0.1673 | 0.1617 | 0.0302 |
| 0.85 | 102 | 0.4124 | 0.2311 | 0.0311 |
| 0.85 | 114 | 0.0837 | 0.2017 | 0.03 |
| 0.85 | 126 | -0.2819 | 0.1665 | 0.0305 |
| 0.85 | 138 | 0.2801 | 0.2678 | 0.0305 |
| 0.85 | 150 | -0.1812 | 0.2589 | 0.0302 |
| 0.85 | 162 | 0.3655 | 0.2512 | 0.0309 |
| 0.85 | 174 | 0.0539 | 0.241 | 0.03 |
| 0.85 | 186 | -0.0185 | 0.1807 | 0.03 |
| 0.85 | 198 | 0.4227 | 0.1676 | 0.0312 |
| 0.85 | 210 | 0.4819 | 0.1606 | 0.0315 |
| 0.85 | 222 | -0.1302 | 0.1459 | 0.0301 |
| 0.85 | 234 | 0.0823 | 0.131 | 0.03 |
| 0.85 | 246 | 0.071 | 0.1291 | 0.03 |
| 0.85 | 258 | 0.1579 | 0.1685 | 0.0302 |
| 0.85 | 270 | 0.1101 | 0.1726 | 0.0301 |
| 0.85 | 282 | -0.1223 | 0.2186 | 0.0301 |
| 0.85 | 294 | -0.4116 | 0.2403 | 0.0311 |
| 0.95 | 78 | -0.0132 | 0.2198 | 0.03 |
| 0.95 | 90 | -0.298 | 0.2126 | 0.0306 |
| 0.95 | 102 | 0.1437 | 0.233 | 0.0301 |
| 0.95 | 162 | -0.0137 | 0.2443 | 0.03 |
| 0.95 | 174 | 0.0335 | 0.2275 | 0.03 |
| 0.95 | 186 | -0.1668 | 0.2386 | 0.0302 |
| 0.95 | 198 | -0.1639 | 0.2071 | 0.0302 |
| 0.95 | 210 | -0.1802 | 0.1756 | 0.0302 |
| 0.95 | 222 | -0.1567 | 0.1601 | 0.0302 |
| 0.95 | 234 | 0.1899 | 0.1648 | 0.0302 |
| 0.95 | 246 | -0.0123 | 0.1909 | 0.03 |
| 0.95 | 258 | 0.1018 | 0.1506 | 0.0301 |
| 0.95 | 270 | -0.4204 | 0.1612 | 0.0312 |
| 0.95 | 282 | -0.0295 | 0.1709 | 0.03 |
| 0.95 | 294 | -0.419 | 0.1542 | 0.0311 |