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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 : | 0.101 GeV2 | |
|---|---|---|
| W : | 1715 GeV | |
| ε : | 0.8854 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.0674 |
|
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 | 66 | -0.0652 | 0.2399 | 0.03 |
| 0.25 | 270 | 0.0768 | 0.2301 | 0.03 |
| 0.25 | 282 | -0.4871 | 0.24 | 0.0315 |
| 0.35 | 66 | -0.0804 | 0.2659 | 0.03 |
| 0.35 | 78 | -0.1402 | 0.2478 | 0.0301 |
| 0.35 | 126 | 0.3346 | 0.262 | 0.0307 |
| 0.35 | 258 | -0.2126 | 0.2524 | 0.0303 |
| 0.35 | 270 | 0.1365 | 0.1934 | 0.0301 |
| 0.35 | 282 | -0.0582 | 0.2099 | 0.03 |
| 0.45 | 66 | -0.6924 | 0.1763 | 0.033 |
| 0.45 | 90 | 0.768 | 0.2139 | 0.0337 |
| 0.45 | 102 | -0.3718 | 0.2549 | 0.0309 |
| 0.45 | 114 | 0.1955 | 0.2129 | 0.0303 |
| 0.45 | 126 | 0.1334 | 0.221 | 0.0301 |
| 0.45 | 138 | -0.3239 | 0.2503 | 0.0307 |
| 0.45 | 198 | 0.2637 | 0.2608 | 0.0305 |
| 0.45 | 210 | 0.0686 | 0.2396 | 0.03 |
| 0.45 | 222 | -0.1256 | 0.2778 | 0.0301 |
| 0.45 | 258 | -0.2524 | 0.2246 | 0.0304 |
| 0.45 | 270 | 0.2009 | 0.1711 | 0.0303 |
| 0.45 | 282 | 0.136 | 0.2111 | 0.0301 |
| 0.55 | 66 | 0.0575 | 0.2242 | 0.03 |
| 0.55 | 78 | 0.338 | 0.2378 | 0.0308 |
| 0.55 | 90 | -0.0016 | 0.2352 | 0.03 |
| 0.55 | 102 | 0.0748 | 0.1896 | 0.03 |
| 0.55 | 114 | 0.0591 | 0.1858 | 0.03 |
| 0.55 | 126 | -0.1756 | 0.18 | 0.0302 |
| 0.55 | 138 | -0.0725 | 0.2099 | 0.03 |
| 0.55 | 186 | -0.0462 | 0.2922 | 0.03 |
| 0.55 | 198 | -0.2017 | 0.2212 | 0.0303 |
| 0.55 | 210 | 0.0541 | 0.2794 | 0.03 |
| 0.55 | 222 | -0.1283 | 0.2177 | 0.0301 |
| 0.55 | 234 | -0.1031 | 0.2694 | 0.0301 |
| 0.55 | 246 | 0.1967 | 0.2746 | 0.0303 |
| 0.55 | 258 | 0.3596 | 0.1828 | 0.0308 |
| 0.55 | 270 | -0.2117 | 0.1696 | 0.0303 |
| 0.65 | 54 | 0.2036 | 0.1799 | 0.0303 |
| 0.65 | 66 | -0.2296 | 0.2619 | 0.0303 |
| 0.65 | 102 | 0.0225 | 0.1963 | 0.03 |
| 0.65 | 114 | -0.1528 | 0.1872 | 0.0302 |
| 0.65 | 126 | 0.0732 | 0.17 | 0.03 |
| 0.65 | 138 | -0.3352 | 0.1914 | 0.0307 |
| 0.65 | 150 | -0.6198 | 0.2179 | 0.0325 |
| 0.65 | 174 | 0.2729 | 0.2606 | 0.0305 |
| 0.65 | 186 | 0.1936 | 0.2347 | 0.0302 |
| 0.65 | 198 | -0.2143 | 0.1842 | 0.0303 |
| 0.65 | 210 | -0.4883 | 0.1638 | 0.0315 |
| 0.65 | 222 | -0.2436 | 0.1876 | 0.0304 |
| 0.65 | 234 | -0.006 | 0.2341 | 0.03 |
| 0.65 | 246 | -0.1528 | 0.2247 | 0.0302 |
| 0.65 | 258 | 0.2563 | 0.2676 | 0.0304 |
| 0.65 | 270 | -0.0031 | 0.2733 | 0.03 |
| 0.65 | 282 | -0.0606 | 0.1748 | 0.03 |
| 0.65 | 294 | 0.0298 | 0.231 | 0.03 |
| 0.75 | 54 | -0.4741 | 0.2367 | 0.0315 |
| 0.75 | 78 | 0.3059 | 0.2358 | 0.0306 |
| 0.75 | 90 | 0.0966 | 0.1965 | 0.0301 |
| 0.75 | 102 | 0.0031 | 0.1758 | 0.03 |
| 0.75 | 114 | -0.1089 | 0.2566 | 0.0301 |
| 0.75 | 126 | 0.1282 | 0.189 | 0.0301 |
| 0.75 | 138 | -0.0428 | 0.2328 | 0.03 |
| 0.75 | 150 | 0.0034 | 0.2547 | 0.03 |
| 0.75 | 162 | 0.3379 | 0.2155 | 0.0308 |
| 0.75 | 174 | 0.2356 | 0.2033 | 0.0304 |
| 0.75 | 186 | -0.098 | 0.1862 | 0.0301 |
| 0.75 | 198 | 0.2121 | 0.1746 | 0.0303 |
| 0.75 | 210 | 0.1177 | 0.1637 | 0.0301 |
| 0.75 | 222 | 0.0612 | 0.1708 | 0.03 |
| 0.75 | 234 | -0.05 | 0.1869 | 0.03 |
| 0.75 | 246 | 0.0438 | 0.2138 | 0.03 |
| 0.75 | 258 | -0.3128 | 0.166 | 0.0306 |
| 0.75 | 270 | 0.2402 | 0.1558 | 0.0304 |
| 0.75 | 282 | 0.2068 | 0.1559 | 0.0303 |
| 0.75 | 294 | -0.2183 | 0.1674 | 0.0303 |
| 0.85 | 78 | 0.1686 | 0.2129 | 0.0302 |
| 0.85 | 90 | 0.2158 | 0.1485 | 0.0303 |
| 0.85 | 102 | 0.0304 | 0.1298 | 0.03 |
| 0.85 | 114 | -0.3278 | 0.1489 | 0.0307 |
| 0.85 | 126 | 0.2523 | 0.2043 | 0.0304 |
| 0.85 | 174 | -0.0566 | 0.1929 | 0.03 |
| 0.85 | 186 | 0.135 | 0.1609 | 0.0301 |
| 0.85 | 198 | -0.0433 | 0.1509 | 0.03 |
| 0.85 | 210 | -0.1332 | 0.1297 | 0.0301 |
| 0.85 | 222 | -0.0489 | 0.1526 | 0.03 |
| 0.85 | 234 | 0.1665 | 0.1678 | 0.0302 |
| 0.85 | 246 | -0.192 | 0.199 | 0.0302 |
| 0.85 | 258 | -0.0735 | 0.22 | 0.03 |
| 0.85 | 270 | 0.045 | 0.1948 | 0.03 |
| 0.85 | 282 | 0.0475 | 0.23 | 0.03 |
| 0.85 | 294 | 0.5265 | 0.2285 | 0.0318 |
| 0.95 | 114 | -0.759 | 0.1489 | 0.0336 |
| 0.95 | 174 | -0.2237 | 0.237 | 0.0303 |
| 0.95 | 186 | 0.1383 | 0.2283 | 0.0301 |
| 0.95 | 198 | 0.0267 | 0.231 | 0.03 |
| 0.95 | 210 | 0.033 | 0.1952 | 0.03 |
| 0.95 | 222 | -0.0078 | 0.187 | 0.03 |
| 0.95 | 234 | 0.0695 | 0.2048 | 0.03 |
| 0.95 | 246 | 0.2268 | 0.2538 | 0.0303 |