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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 : | 0.0707 GeV2 | |
|---|---|---|
| W : | 1445 GeV | |
| ε : | 0.9299 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.1418 |
|
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 | 54 | 0.0697 | 0.1638 | 0.0306 |
| 0.25 | 66 | -0.0098 | 0.1599 | 0.0301 |
| 0.25 | 78 | 0.1961 | 0.1582 | 0.0303 |
| 0.25 | 282 | 0.0114 | 0.2511 | 0.03 |
| 0.25 | 294 | 0.1173 | 0.1509 | 0.0302 |
| 0.35 | 66 | 0.0768 | 0.109 | 0.0301 |
| 0.35 | 78 | 0.033 | 0.1224 | 0.03 |
| 0.35 | 90 | -0.0127 | 0.1805 | 0.0303 |
| 0.35 | 270 | -0.0089 | 0.2351 | 0.03 |
| 0.35 | 282 | -0.2678 | 0.1111 | 0.0305 |
| 0.35 | 294 | 0.1252 | 0.1163 | 0.0302 |
| 0.35 | 306 | 0.2149 | 0.169 | 0.0307 |
| 0.45 | 66 | 0.1038 | 0.1278 | 0.0302 |
| 0.45 | 78 | -0.0064 | 0.1118 | 0.0304 |
| 0.45 | 90 | -0.126 | 0.1486 | 0.031 |
| 0.45 | 102 | -0.0854 | 0.2425 | 0.03 |
| 0.45 | 270 | 0.0914 | 0.1209 | 0.0301 |
| 0.45 | 282 | 0.0388 | 0.1101 | 0.03 |
| 0.45 | 294 | 0.0823 | 0.1172 | 0.03 |
| 0.55 | 78 | 0.1153 | 0.1978 | 0.0301 |
| 0.55 | 90 | 0.596 | 0.2246 | 0.0323 |
| 0.55 | 102 | -0.1491 | 0.1991 | 0.0301 |
| 0.55 | 114 | -0.2563 | 0.1974 | 0.0304 |
| 0.55 | 126 | 0.236 | 0.1933 | 0.0304 |
| 0.55 | 138 | 0.102 | 0.2651 | 0.0301 |
| 0.55 | 234 | -0.2182 | 0.2524 | 0.0303 |
| 0.55 | 258 | 0.1316 | 0.1647 | 0.0301 |
| 0.55 | 270 | 0.1697 | 0.1819 | 0.0302 |
| 0.55 | 282 | -0.1199 | 0.1617 | 0.0301 |
| 0.55 | 294 | -0.0929 | 0.2212 | 0.0301 |
| 0.65 | 66 | 0.0923 | 0.2146 | 0.0301 |
| 0.65 | 78 | 0.2797 | 0.2178 | 0.0305 |
| 0.65 | 90 | 0.396 | 0.1841 | 0.031 |
| 0.65 | 102 | 0.0009 | 0.1697 | 0.03 |
| 0.65 | 114 | 0.1098 | 0.1587 | 0.0301 |
| 0.65 | 126 | -0.2786 | 0.1679 | 0.0305 |
| 0.65 | 138 | -0.0623 | 0.22 | 0.03 |
| 0.65 | 150 | 0.2394 | 0.2685 | 0.0304 |
| 0.65 | 210 | 0.0328 | 0.2544 | 0.03 |
| 0.65 | 222 | 0.0478 | 0.195 | 0.03 |
| 0.65 | 234 | -0.2017 | 0.1699 | 0.0303 |
| 0.65 | 246 | -0.2615 | 0.1543 | 0.0305 |
| 0.65 | 258 | -0.1334 | 0.1735 | 0.0301 |
| 0.65 | 270 | 0.345 | 0.2246 | 0.0308 |
| 0.65 | 282 | -0.334 | 0.2285 | 0.0307 |
| 0.65 | 294 | -0.0277 | 0.1882 | 0.03 |
| 0.65 | 306 | -0.3693 | 0.2134 | 0.0309 |
| 0.75 | 66 | 0.2407 | 0.2648 | 0.0304 |
| 0.75 | 78 | 0.2469 | 0.2377 | 0.0304 |
| 0.75 | 90 | -0.0226 | 0.2432 | 0.03 |
| 0.75 | 102 | 0.1024 | 0.1849 | 0.0301 |
| 0.75 | 114 | 0.0996 | 0.1494 | 0.0301 |
| 0.75 | 126 | 0.1024 | 0.1648 | 0.0301 |
| 0.75 | 138 | 0.0929 | 0.1831 | 0.0301 |
| 0.75 | 198 | 0.4959 | 0.1989 | 0.0316 |
| 0.75 | 210 | 0.1412 | 0.2091 | 0.0301 |
| 0.75 | 222 | 0.2002 | 0.1687 | 0.0303 |
| 0.75 | 234 | -0.3106 | 0.1631 | 0.0306 |
| 0.75 | 246 | -0.1708 | 0.1725 | 0.0302 |
| 0.75 | 258 | 0.0146 | 0.1933 | 0.03 |
| 0.75 | 270 | -0.1889 | 0.2339 | 0.0302 |
| 0.75 | 282 | -0.038 | 0.1984 | 0.03 |
| 0.75 | 294 | -0.2521 | 0.219 | 0.0304 |
| 0.85 | 90 | 0.5808 | 0.1703 | 0.0322 |
| 0.85 | 102 | -0.307 | 0.2363 | 0.0306 |
| 0.85 | 114 | 0.2155 | 0.2064 | 0.0303 |
| 0.85 | 126 | -0.0272 | 0.197 | 0.03 |
| 0.85 | 138 | 0.2243 | 0.1881 | 0.0303 |
| 0.85 | 150 | -0.372 | 0.2264 | 0.0309 |
| 0.85 | 210 | 0.2753 | 0.2282 | 0.0305 |
| 0.85 | 222 | 0.1776 | 0.2153 | 0.0302 |
| 0.85 | 234 | 0.3932 | 0.1621 | 0.031 |
| 0.85 | 246 | 0.291 | 0.1646 | 0.0306 |
| 0.85 | 258 | 0.1203 | 0.2035 | 0.0301 |
| 0.85 | 270 | -0.3396 | 0.1822 | 0.0308 |
| 0.85 | 282 | 0.2446 | 0.2514 | 0.0304 |
| 0.95 | 102 | 0.0752 | 0.2579 | 0.03 |
| 0.95 | 222 | -0.2989 | 0.2382 | 0.0306 |
| 0.95 | 234 | 0.007 | 0.2096 | 0.03 |
| 0.95 | 246 | -0.0705 | 0.2043 | 0.03 |
| 0.95 | 258 | -0.4068 | 0.2179 | 0.0311 |
| 0.45 | 306 | 0.1494 | 0.2255 | 0.0301 |
| 0.55 | 66 | 0.0906 | 0.2013 | 0.0301 |
| 0.55 | 78 | 0.1032 | 0.1802 | 0.0301 |
| 0.55 | 90 | -0.2143 | 0.1938 | 0.0303 |
| 0.55 | 102 | -0.0732 | 0.1996 | 0.03 |
| 0.55 | 114 | 0.3059 | 0.2049 | 0.0306 |
| 0.55 | 126 | 0.155 | 0.2102 | 0.0302 |
| 0.55 | 246 | 0.2417 | 0.2179 | 0.0304 |
| 0.55 | 258 | -0.0863 | 0.1779 | 0.03 |
| 0.55 | 270 | 0.0204 | 0.1605 | 0.03 |
| 0.55 | 282 | -0.1617 | 0.1424 | 0.0302 |
| 0.55 | 294 | -0.1997 | 0.1765 | 0.0303 |
| 0.65 | 66 | 0.1441 | 0.1907 | 0.0301 |
| 0.65 | 78 | 0.1052 | 0.2026 | 0.0301 |
| 0.65 | 90 | -0.3862 | 0.1766 | 0.031 |
| 0.65 | 102 | 0.3677 | 0.1781 | 0.0309 |
| 0.65 | 114 | 0.0913 | 0.1883 | 0.0301 |
| 0.65 | 126 | 0.0634 | 0.1699 | 0.03 |
| 0.65 | 138 | 0.2247 | 0.1946 | 0.0303 |
| 0.65 | 210 | 0.2318 | 0.2279 | 0.0304 |
| 0.65 | 222 | 0.2747 | 0.1746 | 0.0305 |
| 0.65 | 234 | 0.0251 | 0.1565 | 0.03 |
| 0.65 | 246 | 0.1142 | 0.1753 | 0.0301 |
| 0.65 | 258 | -0.0465 | 0.164 | 0.03 |
| 0.65 | 270 | -0.0325 | 0.1553 | 0.03 |
| 0.65 | 282 | 0.1304 | 0.2056 | 0.0301 |
| 0.65 | 294 | 0.2286 | 0.179 | 0.0303 |
| 0.65 | 306 | -0.0879 | 0.2199 | 0.0301 |
| 0.75 | 66 | 0.11 | 0.221 | 0.0301 |
| 0.75 | 90 | -0.0613 | 0.2363 | 0.03 |
| 0.75 | 102 | 0.1402 | 0.1799 | 0.0301 |
| 0.75 | 114 | -0.1722 | 0.176 | 0.0302 |
| 0.75 | 126 | -0.0828 | 0.147 | 0.03 |
| 0.75 | 138 | -0.0917 | 0.1899 | 0.0301 |
| 0.75 | 150 | 0.3634 | 0.2438 | 0.0309 |
| 0.75 | 198 | -0.4595 | 0.207 | 0.0314 |
| 0.75 | 210 | 0.0251 | 0.199 | 0.03 |
| 0.75 | 222 | 0.1105 | 0.1648 | 0.0301 |
| 0.75 | 234 | -0.2384 | 0.1572 | 0.0304 |
| 0.75 | 246 | 0.0852 | 0.1416 | 0.03 |
| 0.75 | 258 | 0.0637 | 0.1562 | 0.03 |
| 0.75 | 270 | -0.4694 | 0.1822 | 0.0314 |
| 0.75 | 282 | -0.1124 | 0.2158 | 0.0301 |
| 0.75 | 294 | 0 | 0.2118 | 0.03 |
| 0.85 | 90 | 0.1401 | 0.1971 | 0.0301 |
| 0.85 | 102 | -0.1055 | 0.2022 | 0.0301 |
| 0.85 | 114 | 0.0626 | 0.1871 | 0.03 |
| 0.85 | 126 | 0.3191 | 0.1668 | 0.0307 |
| 0.85 | 138 | -0.0044 | 0.1735 | 0.03 |
| 0.85 | 150 | 0.282 | 0.2408 | 0.0305 |
| 0.85 | 174 | -0.2323 | 0.2533 | 0.0304 |
| 0.85 | 210 | -0.1314 | 0.2029 | 0.0301 |
| 0.85 | 222 | 0.3093 | 0.1892 | 0.0306 |
| 0.85 | 234 | 0.0613 | 0.1629 | 0.03 |
| 0.85 | 246 | -0.011 | 0.1578 | 0.03 |
| 0.85 | 258 | 0.4035 | 0.1607 | 0.0311 |
| 0.85 | 270 | 0.2787 | 0.1948 | 0.0305 |
| 0.95 | 102 | -0.124 | 0.2577 | 0.0301 |
| 0.95 | 114 | 0.2143 | 0.2479 | 0.0303 |
| 0.95 | 222 | 0.2465 | 0.2361 | 0.0304 |
| 0.95 | 234 | 0.1284 | 0.2181 | 0.0301 |
| 0.95 | 246 | -0.3222 | 0.1854 | 0.0307 |
| 0.95 | 258 | 0.3616 | 0.2174 | 0.0309 |