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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 : | 0.0415 GeV2 | |
|---|---|---|
| W : | 1475 GeV | |
| ε : | 0.9021 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0739 |
|
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 |
|---|---|---|---|---|
| 0.15 | 30 | -0.0866 | 0.2396 | 0.03 |
| 0.25 | 18 | -0.1074 | 0.2788 | 0.0301 |
| 0.25 | 30 | -0.0122 | 0.2279 | 0.03 |
| 0.25 | 54 | 0.2941 | 0.2065 | 0.0306 |
| 0.25 | 66 | -0.1087 | 0.1754 | 0.0301 |
| 0.25 | 78 | -0.0574 | 0.2021 | 0.03 |
| 0.25 | 270 | -0.5831 | 0.2152 | 0.0322 |
| 0.25 | 282 | 0.0595 | 0.2256 | 0.03 |
| 0.25 | 294 | 0.0277 | 0.2145 | 0.03 |
| 0.25 | 306 | 0.0815 | 0.2793 | 0.03 |
| 0.25 | 318 | -0.5898 | 0.2014 | 0.0322 |
| 0.25 | 330 | -0.4188 | 0.2044 | 0.0311 |
| 0.35 | 18 | 0.2303 | 0.2437 | 0.0304 |
| 0.35 | 30 | 0.1917 | 0.218 | 0.0302 |
| 0.35 | 54 | -0.0793 | 0.1981 | 0.03 |
| 0.35 | 66 | 0.2917 | 0.1425 | 0.0306 |
| 0.35 | 78 | -0.0016 | 0.1423 | 0.03 |
| 0.35 | 90 | 0.0493 | 0.1803 | 0.03 |
| 0.35 | 102 | 0.0414 | 0.2729 | 0.03 |
| 0.35 | 258 | -0.4847 | 0.2367 | 0.0315 |
| 0.35 | 270 | 0.0561 | 0.1773 | 0.03 |
| 0.35 | 282 | 0.0204 | 0.1558 | 0.03 |
| 0.35 | 294 | -0.1806 | 0.1503 | 0.0302 |
| 0.35 | 306 | 0.2468 | 0.198 | 0.0304 |
| 0.35 | 330 | -0.0173 | 0.2026 | 0.03 |
| 0.35 | 342 | -0.2436 | 0.2431 | 0.0304 |
| 0.45 | 18 | -0.1849 | 0.2434 | 0.0302 |
| 0.45 | 30 | -0.0249 | 0.267 | 0.03 |
| 0.45 | 66 | 0.0076 | 0.1432 | 0.03 |
| 0.45 | 78 | -0.094 | 0.1257 | 0.0301 |
| 0.45 | 90 | -0.0771 | 0.1473 | 0.03 |
| 0.45 | 102 | 0.4694 | 0.1864 | 0.0314 |
| 0.45 | 114 | -0.0906 | 0.2458 | 0.0301 |
| 0.45 | 126 | 0.1678 | 0.2307 | 0.0302 |
| 0.45 | 138 | 0.7062 | 0.2074 | 0.0332 |
| 0.45 | 258 | -0.0899 | 0.1764 | 0.0301 |
| 0.45 | 270 | -0.1385 | 0.1229 | 0.0301 |
| 0.45 | 282 | 0.0007 | 0.1447 | 0.03 |
| 0.45 | 294 | 0.0414 | 0.1548 | 0.03 |
| 0.45 | 306 | -0.3016 | 0.2109 | 0.0306 |
| 0.55 | 66 | -0.1528 | 0.2271 | 0.0302 |
| 0.55 | 78 | -0.2288 | 0.1439 | 0.0303 |
| 0.55 | 90 | -0.0042 | 0.1569 | 0.03 |
| 0.55 | 102 | -0.0111 | 0.1642 | 0.03 |
| 0.55 | 114 | 0.0823 | 0.1652 | 0.03 |
| 0.55 | 126 | -0.2124 | 0.1628 | 0.0303 |
| 0.55 | 138 | 0.0554 | 0.1707 | 0.03 |
| 0.55 | 150 | -0.011 | 0.2549 | 0.03 |
| 0.55 | 198 | 0.2703 | 0.2572 | 0.0305 |
| 0.55 | 210 | 0.2974 | 0.1932 | 0.0306 |
| 0.55 | 222 | 0.1353 | 0.1983 | 0.0301 |
| 0.55 | 234 | 0.2213 | 0.1917 | 0.0303 |
| 0.55 | 246 | 0.1797 | 0.1787 | 0.0302 |
| 0.55 | 258 | -0.3825 | 0.159 | 0.031 |
| 0.55 | 270 | -0.1226 | 0.1267 | 0.0301 |
| 0.55 | 282 | -0.3255 | 0.1224 | 0.0307 |
| 0.55 | 294 | -0.0276 | 0.1731 | 0.03 |
| 0.65 | 66 | -0.2034 | 0.1875 | 0.0303 |
| 0.65 | 78 | -0.0039 | 0.1786 | 0.03 |
| 0.65 | 90 | 0.0992 | 0.1764 | 0.0301 |
| 0.65 | 102 | 0.0227 | 0.184 | 0.03 |
| 0.65 | 114 | -0.0226 | 0.1309 | 0.03 |
| 0.65 | 126 | 0.1956 | 0.1278 | 0.0303 |
| 0.65 | 138 | -0.0482 | 0.1564 | 0.03 |
| 0.65 | 150 | 0.1368 | 0.1639 | 0.0301 |
| 0.65 | 162 | -0.0135 | 0.2635 | 0.03 |
| 0.65 | 198 | -0.4423 | 0.1784 | 0.0313 |
| 0.65 | 210 | 0.126 | 0.1711 | 0.0301 |
| 0.65 | 222 | -0.149 | 0.1471 | 0.0301 |
| 0.65 | 234 | -0.029 | 0.1376 | 0.03 |
| 0.65 | 246 | -0.1072 | 0.1674 | 0.0301 |
| 0.65 | 258 | -0.1445 | 0.1556 | 0.0301 |
| 0.65 | 270 | -0.3259 | 0.1511 | 0.0307 |
| 0.65 | 282 | 0.1858 | 0.1781 | 0.0302 |
| 0.65 | 294 | -0.0305 | 0.1808 | 0.03 |
| 0.65 | 306 | -0.3336 | 0.2353 | 0.0307 |
| 0.75 | 66 | 0.2057 | 0.2029 | 0.0303 |
| 0.75 | 78 | -0.0149 | 0.1968 | 0.03 |
| 0.75 | 90 | 0.1288 | 0.2432 | 0.0301 |
| 0.75 | 102 | 0.0111 | 0.2191 | 0.03 |
| 0.75 | 114 | -0.1733 | 0.1544 | 0.0302 |
| 0.75 | 126 | -0.0074 | 0.1471 | 0.03 |
| 0.75 | 138 | -0.1076 | 0.1611 | 0.0301 |
| 0.75 | 150 | 0.0169 | 0.1918 | 0.03 |
| 0.75 | 186 | 0.162 | 0.2624 | 0.0302 |
| 0.75 | 198 | -0.335 | 0.1745 | 0.0307 |
| 0.75 | 210 | 0.2172 | 0.1428 | 0.0303 |
| 0.75 | 222 | 0.1931 | 0.1438 | 0.0302 |
| 0.75 | 234 | -0.183 | 0.1339 | 0.0302 |
| 0.75 | 246 | -0.1447 | 0.1648 | 0.0301 |
| 0.75 | 258 | -0.0185 | 0.2035 | 0.03 |
| 0.75 | 270 | 0.3008 | 0.1951 | 0.0306 |
| 0.75 | 282 | -0.2355 | 0.1385 | 0.0304 |
| 0.75 | 294 | 0.0958 | 0.1932 | 0.0301 |
| 0.85 | 90 | -0.2723 | 0.2278 | 0.0305 |
| 0.85 | 102 | 0.0582 | 0.1783 | 0.03 |
| 0.85 | 114 | 0.1557 | 0.1966 | 0.0302 |
| 0.85 | 126 | 0.041 | 0.2629 | 0.03 |
| 0.85 | 138 | -0.1119 | 0.2182 | 0.0301 |
| 0.85 | 150 | -0.6897 | 0.2116 | 0.033 |
| 0.85 | 198 | -0.1506 | 0.1841 | 0.0302 |
| 0.85 | 210 | -0.1974 | 0.1761 | 0.0303 |
| 0.85 | 222 | 0.2148 | 0.1607 | 0.0303 |
| 0.85 | 234 | -0.0049 | 0.1445 | 0.03 |
| 0.85 | 246 | -0.1735 | 0.1611 | 0.0302 |
| 0.85 | 258 | -0.432 | 0.186 | 0.0312 |
| 0.85 | 270 | 0.1017 | 0.2345 | 0.0301 |
| 0.95 | 222 | 0.3296 | 0.2123 | 0.0307 |
| 0.95 | 234 | 0.272 | 0.2018 | 0.0305 |