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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 : | 0.0496 GeV2 | |
|---|---|---|
| W : | 1475 GeV | |
| ε : | 0.8994 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0869 |
|
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 | -0.3926 | 0.252 | 0.031 |
| 0.15 | 42 | -0.3786 | 0.2432 | 0.0309 |
| 0.15 | 318 | 0.2631 | 0.2795 | 0.0305 |
| 0.25 | 30 | 0.1012 | 0.2283 | 0.0301 |
| 0.25 | 54 | 0.0506 | 0.2294 | 0.03 |
| 0.25 | 66 | -0.0564 | 0.2082 | 0.03 |
| 0.25 | 78 | 0.076 | 0.1641 | 0.03 |
| 0.25 | 90 | -0.1995 | 0.2474 | 0.0303 |
| 0.25 | 282 | 0.2043 | 0.1867 | 0.0303 |
| 0.25 | 294 | -0.2499 | 0.1817 | 0.0304 |
| 0.25 | 306 | 0.2711 | 0.2072 | 0.0305 |
| 0.25 | 318 | -0.2424 | 0.2301 | 0.0304 |
| 0.25 | 330 | -0.0903 | 0.2599 | 0.0301 |
| 0.35 | 18 | -0.2062 | 0.218 | 0.0303 |
| 0.35 | 30 | 0.1213 | 0.2377 | 0.0301 |
| 0.35 | 42 | 0.1646 | 0.2439 | 0.0302 |
| 0.35 | 54 | -0.0731 | 0.2205 | 0.03 |
| 0.35 | 66 | 0.3516 | 0.1273 | 0.0308 |
| 0.35 | 78 | 0.0067 | 0.1396 | 0.03 |
| 0.35 | 90 | 0.2406 | 0.1942 | 0.0304 |
| 0.35 | 258 | 0.3818 | 0.2673 | 0.031 |
| 0.35 | 270 | 0.155 | 0.1644 | 0.0302 |
| 0.35 | 282 | 0.0057 | 0.137 | 0.03 |
| 0.35 | 294 | 0.3062 | 0.157 | 0.0306 |
| 0.35 | 306 | -0.1769 | 0.2144 | 0.0302 |
| 0.35 | 318 | -0.3224 | 0.2494 | 0.0307 |
| 0.35 | 330 | -0.2176 | 0.2448 | 0.0303 |
| 0.45 | 18 | -0.2212 | 0.2602 | 0.0303 |
| 0.45 | 30 | 0.2993 | 0.2634 | 0.0306 |
| 0.45 | 66 | 0.0021 | 0.1602 | 0.03 |
| 0.45 | 78 | -0.0733 | 0.1385 | 0.03 |
| 0.45 | 90 | 0.2418 | 0.1541 | 0.0304 |
| 0.45 | 102 | 0.1706 | 0.203 | 0.0302 |
| 0.45 | 114 | 0.5904 | 0.1785 | 0.0322 |
| 0.45 | 126 | 0.4348 | 0.2202 | 0.0312 |
| 0.45 | 246 | 0.2886 | 0.2244 | 0.0306 |
| 0.45 | 258 | -0.0345 | 0.1684 | 0.03 |
| 0.45 | 270 | 0.1177 | 0.1451 | 0.0301 |
| 0.45 | 282 | -0.1935 | 0.1223 | 0.0302 |
| 0.45 | 294 | 0.0798 | 0.1575 | 0.03 |
| 0.45 | 306 | -0.2382 | 0.1988 | 0.0304 |
| 0.45 | 318 | 0.0462 | 0.2186 | 0.03 |
| 0.45 | 330 | 0.2295 | 0.2145 | 0.0303 |
| 0.55 | 66 | -0.1045 | 0.1957 | 0.0301 |
| 0.55 | 78 | -0.0946 | 0.1562 | 0.0301 |
| 0.55 | 90 | -0.3235 | 0.1517 | 0.0307 |
| 0.55 | 102 | 0.1733 | 0.1623 | 0.0302 |
| 0.55 | 114 | -0.2249 | 0.1801 | 0.0303 |
| 0.55 | 126 | 0.1619 | 0.1578 | 0.0302 |
| 0.55 | 138 | 0.4817 | 0.1566 | 0.0315 |
| 0.55 | 150 | -0.4056 | 0.2094 | 0.0311 |
| 0.55 | 210 | -0.2047 | 0.2094 | 0.0303 |
| 0.55 | 222 | 0.1031 | 0.1787 | 0.0301 |
| 0.55 | 234 | -0.0913 | 0.193 | 0.0301 |
| 0.55 | 246 | -0.2199 | 0.1726 | 0.0303 |
| 0.55 | 258 | -0.1363 | 0.1513 | 0.0301 |
| 0.55 | 270 | -0.2906 | 0.1399 | 0.0306 |
| 0.55 | 282 | -0.052 | 0.1304 | 0.03 |
| 0.55 | 294 | -0.0762 | 0.1732 | 0.03 |
| 0.55 | 306 | -0.4056 | 0.2458 | 0.0311 |
| 0.65 | 54 | 0.2012 | 0.263 | 0.0303 |
| 0.65 | 66 | -0.14 | 0.1951 | 0.0301 |
| 0.65 | 78 | 0.023 | 0.1788 | 0.03 |
| 0.65 | 90 | 0.0999 | 0.1817 | 0.0301 |
| 0.65 | 102 | 0.1109 | 0.1712 | 0.0301 |
| 0.65 | 114 | -0.0734 | 0.1394 | 0.03 |
| 0.65 | 126 | -0.0404 | 0.1418 | 0.03 |
| 0.65 | 138 | 0.033 | 0.1605 | 0.03 |
| 0.65 | 150 | -0.0263 | 0.2026 | 0.03 |
| 0.65 | 162 | 0.2136 | 0.2365 | 0.0303 |
| 0.65 | 198 | 0.0957 | 0.2272 | 0.0301 |
| 0.65 | 210 | 0.2753 | 0.1702 | 0.0305 |
| 0.65 | 222 | 0.0228 | 0.1424 | 0.03 |
| 0.65 | 234 | 0.2028 | 0.1508 | 0.0303 |
| 0.65 | 246 | 0.1157 | 0.1627 | 0.0301 |
| 0.65 | 258 | -0.2475 | 0.1519 | 0.0304 |
| 0.65 | 270 | -0.0749 | 0.1774 | 0.03 |
| 0.65 | 282 | -0.2077 | 0.2055 | 0.0303 |
| 0.65 | 294 | -0.1142 | 0.2071 | 0.0301 |
| 0.65 | 306 | -0.0659 | 0.2041 | 0.03 |
| 0.75 | 66 | 0.1908 | 0.1989 | 0.0302 |
| 0.75 | 78 | -0.0895 | 0.2038 | 0.0301 |
| 0.75 | 90 | 0.2576 | 0.261 | 0.0304 |
| 0.75 | 102 | 0.1637 | 0.1994 | 0.0302 |
| 0.75 | 114 | -0.1269 | 0.1687 | 0.0301 |
| 0.75 | 126 | -0.1133 | 0.1379 | 0.0301 |
| 0.75 | 138 | 0.0472 | 0.1584 | 0.03 |
| 0.75 | 150 | 0.2201 | 0.1982 | 0.0303 |
| 0.75 | 162 | 0.1837 | 0.2316 | 0.0302 |
| 0.75 | 174 | 0.2586 | 0.2795 | 0.0304 |
| 0.75 | 186 | 0.6494 | 0.1853 | 0.0327 |
| 0.75 | 198 | 0.3207 | 0.2092 | 0.0307 |
| 0.75 | 210 | 0.3585 | 0.1496 | 0.0308 |
| 0.75 | 222 | 0.0728 | 0.1408 | 0.03 |
| 0.75 | 234 | -0.0409 | 0.1378 | 0.03 |
| 0.75 | 246 | -0.0584 | 0.1611 | 0.03 |
| 0.75 | 258 | 0.0699 | 0.168 | 0.03 |
| 0.75 | 270 | -0.3613 | 0.185 | 0.0309 |
| 0.75 | 282 | -0.3953 | 0.1419 | 0.031 |
| 0.75 | 294 | 0.2159 | 0.1605 | 0.0303 |
| 0.85 | 90 | 0.2203 | 0.2259 | 0.0303 |
| 0.85 | 102 | 0.239 | 0.2154 | 0.0304 |
| 0.85 | 114 | 0.0948 | 0.1809 | 0.0301 |
| 0.85 | 126 | 0.1052 | 0.2165 | 0.0301 |
| 0.85 | 138 | 0.0082 | 0.1866 | 0.03 |
| 0.85 | 186 | -0.0598 | 0.2483 | 0.03 |
| 0.85 | 198 | -0.2036 | 0.2257 | 0.0303 |
| 0.85 | 210 | 0.1483 | 0.1611 | 0.0301 |
| 0.85 | 222 | -0.0327 | 0.1627 | 0.03 |
| 0.85 | 234 | -0.3336 | 0.1228 | 0.0307 |
| 0.85 | 246 | 0.1517 | 0.1473 | 0.0302 |
| 0.85 | 258 | 0.0952 | 0.1969 | 0.0301 |
| 0.85 | 270 | 0.1914 | 0.2136 | 0.0302 |
| 0.85 | 282 | 0.1605 | 0.2806 | 0.0302 |
| 0.95 | 198 | 0.075 | 0.2761 | 0.03 |
| 0.95 | 222 | -0.0798 | 0.2566 | 0.03 |
| 0.95 | 234 | -0.1908 | 0.1747 | 0.0302 |
| 0.95 | 246 | 0.2471 | 0.2321 | 0.0304 |
| 0.95 | 258 | 0.0917 | 0.2651 | 0.0301 |