You are not logged in.
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 : | 0.1205 GeV2 | |
|---|---|---|
| W : | 1535 GeV | |
| ε : | 0.9383 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.1563 |
|
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 |
|---|---|---|---|---|
| 0.05 | 30 | 0.1716 | 0.2782 | 0.0302 |
| 0.05 | 66 | -0.217 | 0.2109 | 0.0303 |
| 0.15 | 30 | -0.4433 | 0.253 | 0.0313 |
| 0.15 | 54 | 0.1264 | 0.2187 | 0.0301 |
| 0.15 | 66 | -0.0302 | 0.1918 | 0.03 |
| 0.15 | 78 | 0.232 | 0.2355 | 0.0304 |
| 0.15 | 294 | 0.0519 | 0.2631 | 0.03 |
| 0.25 | 54 | -0.1446 | 0.1795 | 0.0301 |
| 0.25 | 66 | -0.2849 | 0.1453 | 0.0305 |
| 0.25 | 78 | 0.0967 | 0.1823 | 0.0301 |
| 0.25 | 270 | 0.4385 | 0.2249 | 0.0313 |
| 0.25 | 282 | -0.1583 | 0.1822 | 0.0302 |
| 0.25 | 294 | -0.0131 | 0.176 | 0.03 |
| 0.25 | 306 | -0.304 | 0.2467 | 0.0306 |
| 0.35 | 54 | 0.0012 | 0.2243 | 0.03 |
| 0.35 | 66 | -0.1316 | 0.1436 | 0.0301 |
| 0.35 | 78 | 0.104 | 0.18 | 0.0301 |
| 0.35 | 90 | 0.3679 | 0.2573 | 0.0309 |
| 0.35 | 102 | -0.1705 | 0.2708 | 0.0302 |
| 0.35 | 270 | -0.0338 | 0.1645 | 0.03 |
| 0.35 | 282 | 0.0254 | 0.1383 | 0.03 |
| 0.35 | 294 | 0.2285 | 0.1464 | 0.0303 |
| 0.35 | 306 | -0.5459 | 0.1816 | 0.0319 |
| 0.45 | 66 | -0.1618 | 0.1539 | 0.0302 |
| 0.45 | 78 | 0.0223 | 0.1733 | 0.03 |
| 0.45 | 90 | 0.3526 | 0.1763 | 0.0308 |
| 0.45 | 102 | -0.0317 | 0.1892 | 0.03 |
| 0.45 | 114 | 0.1488 | 0.1584 | 0.0301 |
| 0.45 | 258 | -0.0336 | 0.2015 | 0.03 |
| 0.45 | 270 | 0.022 | 0.1325 | 0.03 |
| 0.45 | 282 | 0.3658 | 0.1226 | 0.0309 |
| 0.45 | 294 | 0.1968 | 0.1469 | 0.0303 |
| 0.55 | 54 | 0.5358 | 0.193 | 0.0319 |
| 0.55 | 66 | 0.0865 | 0.1926 | 0.03 |
| 0.55 | 78 | -0.2032 | 0.1795 | 0.0303 |
| 0.55 | 90 | -0.0684 | 0.1645 | 0.03 |
| 0.55 | 102 | 0.032 | 0.137 | 0.03 |
| 0.55 | 114 | -0.0451 | 0.1472 | 0.03 |
| 0.55 | 126 | -0.0948 | 0.1493 | 0.0301 |
| 0.55 | 138 | 0.1974 | 0.1705 | 0.0303 |
| 0.55 | 210 | -0.1968 | 0.2563 | 0.0303 |
| 0.55 | 222 | -0.1759 | 0.2178 | 0.0302 |
| 0.55 | 234 | 0.179 | 0.1866 | 0.0302 |
| 0.55 | 246 | -0.1 | 0.1907 | 0.0301 |
| 0.55 | 258 | 0.0803 | 0.1466 | 0.03 |
| 0.55 | 270 | 0.0071 | 0.1386 | 0.03 |
| 0.55 | 282 | -0.0989 | 0.1292 | 0.0301 |
| 0.55 | 294 | -0.3592 | 0.1943 | 0.0308 |
| 0.55 | 306 | 0.2867 | 0.1733 | 0.0305 |
| 0.65 | 54 | -0.1686 | 0.2209 | 0.0302 |
| 0.65 | 66 | 0.5195 | 0.1829 | 0.0317 |
| 0.65 | 78 | 0.4062 | 0.1948 | 0.0311 |
| 0.65 | 90 | 0.0959 | 0.1629 | 0.0301 |
| 0.65 | 102 | -0.034 | 0.1177 | 0.03 |
| 0.65 | 114 | 0.0517 | 0.1283 | 0.03 |
| 0.65 | 126 | -0.0452 | 0.1302 | 0.03 |
| 0.65 | 138 | -0.0121 | 0.1426 | 0.03 |
| 0.65 | 150 | 0.3665 | 0.1677 | 0.0309 |
| 0.65 | 162 | 0.1911 | 0.2439 | 0.0302 |
| 0.65 | 174 | 0.1528 | 0.2521 | 0.0302 |
| 0.65 | 186 | 0.5469 | 0.1763 | 0.0319 |
| 0.65 | 198 | 0.0802 | 0.1663 | 0.03 |
| 0.65 | 210 | 0.2306 | 0.1646 | 0.0304 |
| 0.65 | 222 | -0.003 | 0.146 | 0.03 |
| 0.65 | 234 | -0.0091 | 0.1364 | 0.03 |
| 0.65 | 246 | -0.103 | 0.1455 | 0.0301 |
| 0.65 | 258 | -0.1578 | 0.1544 | 0.0302 |
| 0.65 | 270 | 0.1536 | 0.1413 | 0.0302 |
| 0.65 | 282 | 0.4094 | 0.2103 | 0.0311 |
| 0.65 | 294 | 0.1257 | 0.1447 | 0.0301 |
| 0.65 | 306 | -0.0684 | 0.1528 | 0.03 |
| 0.75 | 66 | -0.0556 | 0.2357 | 0.03 |
| 0.75 | 78 | 0.1093 | 0.1848 | 0.0301 |
| 0.75 | 90 | 0.3316 | 0.1947 | 0.0307 |
| 0.75 | 102 | 0.1843 | 0.1142 | 0.0302 |
| 0.75 | 114 | 0.1873 | 0.1094 | 0.0302 |
| 0.75 | 126 | 0.0048 | 0.1249 | 0.03 |
| 0.75 | 138 | -0.0517 | 0.1677 | 0.03 |
| 0.75 | 150 | 0.0895 | 0.2148 | 0.0301 |
| 0.75 | 162 | 0.4882 | 0.202 | 0.0315 |
| 0.75 | 174 | -0.0822 | 0.22 | 0.03 |
| 0.75 | 186 | -0.2118 | 0.1795 | 0.0303 |
| 0.75 | 198 | 0.2111 | 0.1638 | 0.0303 |
| 0.75 | 210 | 0.0617 | 0.1278 | 0.03 |
| 0.75 | 222 | 0.2364 | 0.1184 | 0.0304 |
| 0.75 | 234 | 0.2847 | 0.116 | 0.0305 |
| 0.75 | 246 | 0.0972 | 0.1314 | 0.0301 |
| 0.75 | 258 | -0.0545 | 0.15 | 0.03 |
| 0.75 | 270 | -0.0912 | 0.1883 | 0.0301 |
| 0.75 | 282 | -0.0077 | 0.1451 | 0.03 |
| 0.75 | 294 | -0.2073 | 0.1294 | 0.0303 |
| 0.75 | 306 | -0.4572 | 0.2261 | 0.0314 |
| 0.85 | 66 | -0.266 | 0.2636 | 0.0305 |
| 0.85 | 78 | 0.1328 | 0.1245 | 0.0301 |
| 0.85 | 90 | -0.016 | 0.1194 | 0.03 |
| 0.85 | 102 | -0.0047 | 0.1791 | 0.03 |
| 0.85 | 114 | -0.3513 | 0.1449 | 0.0308 |
| 0.85 | 126 | -0.0203 | 0.1274 | 0.03 |
| 0.85 | 138 | -0.3222 | 0.1698 | 0.0307 |
| 0.85 | 150 | 0.2139 | 0.1933 | 0.0303 |
| 0.85 | 162 | -0.0334 | 0.2503 | 0.03 |
| 0.85 | 174 | -0.0734 | 0.2046 | 0.03 |
| 0.85 | 186 | -0.2312 | 0.182 | 0.0304 |
| 0.85 | 198 | -0.1296 | 0.1521 | 0.0301 |
| 0.85 | 210 | -0.2054 | 0.1249 | 0.0303 |
| 0.85 | 222 | 0.0936 | 0.1095 | 0.0301 |
| 0.85 | 234 | -0.2242 | 0.1153 | 0.0303 |
| 0.85 | 246 | -0.0021 | 0.1152 | 0.03 |
| 0.85 | 258 | 0.054 | 0.1367 | 0.03 |
| 0.85 | 270 | -0.0919 | 0.1534 | 0.0301 |
| 0.85 | 282 | -0.2786 | 0.1863 | 0.0305 |
| 0.85 | 294 | -0.3994 | 0.2571 | 0.031 |
| 0.95 | 78 | -0.0528 | 0.2155 | 0.03 |
| 0.95 | 90 | 0.2613 | 0.1764 | 0.0305 |
| 0.95 | 102 | -0.0371 | 0.1557 | 0.03 |
| 0.95 | 114 | -0.1096 | 0.2247 | 0.0301 |
| 0.95 | 126 | 0.1003 | 0.2772 | 0.0301 |
| 0.95 | 162 | 0.3057 | 0.2508 | 0.0306 |
| 0.95 | 174 | 0.1575 | 0.212 | 0.0302 |
| 0.95 | 186 | -0.1461 | 0.1895 | 0.0301 |
| 0.95 | 198 | -0.0245 | 0.1744 | 0.03 |
| 0.95 | 210 | 0.0036 | 0.1692 | 0.03 |
| 0.95 | 222 | 0.1442 | 0.1449 | 0.0301 |
| 0.95 | 234 | -0.1501 | 0.1307 | 0.0301 |
| 0.95 | 246 | 0.1178 | 0.1273 | 0.0301 |
| 0.95 | 258 | 0.0454 | 0.1256 | 0.03 |
| 0.95 | 270 | 0.0913 | 0.1293 | 0.0301 |
| 0.95 | 282 | -0.4273 | 0.1709 | 0.0312 |