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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 : | 0.2915 GeV2 | |
|---|---|---|
| W : | 1535 GeV | |
| ε : | 0.9119 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.2997 |
|
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 | 294 | -0.2919 | 0.2742 | 0.0306 |
| 0.15 | 66 | 0.2021 | 0.2466 | 0.0303 |
| 0.15 | 282 | -0.0634 | 0.2779 | 0.03 |
| 0.15 | 294 | -0.2278 | 0.2266 | 0.0303 |
| 0.25 | 66 | 0.2828 | 0.2449 | 0.0305 |
| 0.25 | 78 | -0.3476 | 0.2603 | 0.0308 |
| 0.25 | 282 | 0.1996 | 0.2332 | 0.0303 |
| 0.25 | 294 | 0.2914 | 0.2557 | 0.0306 |
| 0.25 | 306 | -0.55 | 0.206 | 0.032 |
| 0.35 | 102 | 0.2067 | 0.2463 | 0.0303 |
| 0.35 | 270 | -0.3194 | 0.234 | 0.0307 |
| 0.35 | 282 | 0.052 | 0.2371 | 0.03 |
| 0.35 | 294 | 0.2368 | 0.2279 | 0.0304 |
| 0.45 | 54 | -0.4953 | 0.2466 | 0.0316 |
| 0.45 | 90 | 0.4948 | 0.2298 | 0.0316 |
| 0.45 | 102 | -0.2462 | 0.2178 | 0.0304 |
| 0.45 | 270 | -0.0452 | 0.2845 | 0.03 |
| 0.45 | 282 | 0.3911 | 0.2462 | 0.031 |
| 0.45 | 294 | -0.2783 | 0.2238 | 0.0305 |
| 0.45 | 306 | -0.1644 | 0.2693 | 0.0302 |
| 0.55 | 78 | 0.0596 | 0.2739 | 0.03 |
| 0.55 | 90 | 0.2299 | 0.1824 | 0.0304 |
| 0.55 | 102 | 0.2198 | 0.1894 | 0.0303 |
| 0.55 | 114 | 0.2422 | 0.1874 | 0.0304 |
| 0.55 | 246 | -0.1896 | 0.2815 | 0.0302 |
| 0.55 | 282 | -0.1255 | 0.2235 | 0.0301 |
| 0.55 | 306 | -0.126 | 0.2245 | 0.0301 |
| 0.65 | 78 | -0.0518 | 0.245 | 0.03 |
| 0.65 | 90 | -0.1303 | 0.1569 | 0.0301 |
| 0.65 | 102 | 0.171 | 0.1807 | 0.0302 |
| 0.65 | 114 | 0.2058 | 0.2024 | 0.0303 |
| 0.65 | 126 | 0.1537 | 0.2456 | 0.0302 |
| 0.65 | 210 | -0.1716 | 0.2383 | 0.0302 |
| 0.65 | 222 | -0.3628 | 0.197 | 0.0309 |
| 0.65 | 234 | -0.0889 | 0.2349 | 0.0301 |
| 0.65 | 246 | -0.2943 | 0.2035 | 0.0306 |
| 0.65 | 258 | -0.2731 | 0.2502 | 0.0305 |
| 0.65 | 270 | -0.0557 | 0.234 | 0.03 |
| 0.65 | 306 | 0.1054 | 0.2583 | 0.0301 |
| 0.75 | 54 | -0.0237 | 0.2473 | 0.03 |
| 0.75 | 66 | -0.2937 | 0.1875 | 0.0306 |
| 0.75 | 78 | -0.0508 | 0.2475 | 0.03 |
| 0.75 | 90 | -0.1493 | 0.1528 | 0.0301 |
| 0.75 | 102 | -0.2531 | 0.1651 | 0.0304 |
| 0.75 | 114 | 0.2136 | 0.1722 | 0.0303 |
| 0.75 | 126 | -0.2932 | 0.2056 | 0.0306 |
| 0.75 | 138 | -0.2783 | 0.2263 | 0.0305 |
| 0.75 | 198 | 0.0565 | 0.2502 | 0.03 |
| 0.75 | 210 | -0.1167 | 0.1943 | 0.0301 |
| 0.75 | 222 | -0.0191 | 0.1848 | 0.03 |
| 0.75 | 234 | -0.006 | 0.1602 | 0.03 |
| 0.75 | 246 | 0.0216 | 0.1772 | 0.03 |
| 0.75 | 258 | -0.2219 | 0.197 | 0.0303 |
| 0.75 | 270 | 0.2597 | 0.2214 | 0.0304 |
| 0.75 | 282 | -0.348 | 0.2124 | 0.0308 |
| 0.85 | 54 | -0.0905 | 0.2026 | 0.0301 |
| 0.85 | 66 | 0.1577 | 0.1538 | 0.0302 |
| 0.85 | 78 | -0.1462 | 0.2147 | 0.0301 |
| 0.85 | 90 | -0.1589 | 0.2515 | 0.0302 |
| 0.85 | 102 | 0.0984 | 0.1721 | 0.0301 |
| 0.85 | 114 | 0.008 | 0.1922 | 0.03 |
| 0.85 | 126 | 0.0619 | 0.215 | 0.03 |
| 0.85 | 174 | -0.0047 | 0.2546 | 0.03 |
| 0.85 | 198 | -0.1353 | 0.2172 | 0.0301 |
| 0.85 | 210 | -0.0659 | 0.162 | 0.03 |
| 0.85 | 222 | -0.2335 | 0.1825 | 0.0304 |
| 0.85 | 234 | -0.0747 | 0.157 | 0.03 |
| 0.85 | 246 | -0.068 | 0.1432 | 0.03 |
| 0.85 | 258 | -0.0359 | 0.149 | 0.03 |
| 0.85 | 270 | -0.2123 | 0.1548 | 0.0303 |
| 0.85 | 282 | -0.2527 | 0.1796 | 0.0304 |
| 0.85 | 294 | 0.1448 | 0.2446 | 0.0301 |
| 0.85 | 306 | -0.218 | 0.24 | 0.0303 |
| 0.95 | 54 | -0.3741 | 0.2502 | 0.0309 |
| 0.95 | 66 | 0.0706 | 0.2168 | 0.03 |
| 0.95 | 78 | 0.1007 | 0.2296 | 0.0301 |
| 0.95 | 186 | -0.0623 | 0.241 | 0.03 |
| 0.95 | 198 | -0.027 | 0.2209 | 0.03 |
| 0.95 | 210 | 0.1287 | 0.2088 | 0.0301 |
| 0.95 | 222 | -0.2066 | 0.1664 | 0.0303 |
| 0.95 | 234 | 0.1261 | 0.1861 | 0.0301 |
| 0.95 | 246 | -0.1535 | 0.1823 | 0.0302 |
| 0.95 | 258 | -0.4451 | 0.1596 | 0.0313 |
| 0.95 | 270 | 0.0593 | 0.158 | 0.03 |
| 0.95 | 282 | 0.1831 | 0.1533 | 0.0302 |
| 0.95 | 294 | 0.1785 | 0.1657 | 0.0302 |
| 0.95 | 306 | -0.0959 | 0.18 | 0.0301 |
| 0.95 | 318 | 0.0135 | 0.2123 | 0.03 |