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 : | 0.0415 GeV2 | |
|---|---|---|
| W : | 1385 GeV | |
| ε : | 0.9377 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.1178 |
|
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 | -0.0154 | 0.2624 | 0.03 |
| 0.25 | 30 | 0.0864 | 0.2583 | 0.03 |
| 0.25 | 42 | 0.3291 | 0.2636 | 0.0307 |
| 0.25 | 54 | -0.3528 | 0.2535 | 0.0308 |
| 0.25 | 66 | 0.0724 | 0.238 | 0.03 |
| 0.25 | 78 | -0.0953 | 0.2199 | 0.0301 |
| 0.25 | 282 | 0.0766 | 0.2569 | 0.03 |
| 0.25 | 294 | -0.2675 | 0.1922 | 0.0305 |
| 0.25 | 306 | 0.2818 | 0.2506 | 0.0305 |
| 0.35 | 30 | 0.1154 | 0.2634 | 0.0301 |
| 0.35 | 54 | 0.1226 | 0.2358 | 0.0301 |
| 0.35 | 66 | -0.0855 | 0.1483 | 0.03 |
| 0.35 | 78 | 0.0909 | 0.146 | 0.0301 |
| 0.35 | 90 | 0.0063 | 0.2163 | 0.03 |
| 0.35 | 270 | -0.1294 | 0.2904 | 0.0301 |
| 0.35 | 282 | 0.0021 | 0.1645 | 0.03 |
| 0.35 | 294 | -0.001 | 0.1654 | 0.03 |
| 0.35 | 306 | 0.2658 | 0.2141 | 0.0305 |
| 0.45 | 66 | -0.2087 | 0.1401 | 0.0303 |
| 0.45 | 78 | -0.2614 | 0.1168 | 0.0305 |
| 0.45 | 90 | 0.1641 | 0.1471 | 0.0302 |
| 0.45 | 102 | -0.0519 | 0.2382 | 0.03 |
| 0.45 | 270 | -0.2103 | 0.1699 | 0.0303 |
| 0.45 | 282 | 0.0357 | 0.1305 | 0.03 |
| 0.45 | 294 | -0.0849 | 0.1448 | 0.03 |
| 0.45 | 306 | 0.567 | 0.1434 | 0.0321 |
| 0.55 | 66 | -0.1638 | 0.1929 | 0.0302 |
| 0.55 | 78 | 0.1329 | 0.1237 | 0.0301 |
| 0.55 | 90 | -0.0778 | 0.1595 | 0.03 |
| 0.55 | 102 | 0.3497 | 0.1962 | 0.0308 |
| 0.55 | 114 | -0.1045 | 0.2089 | 0.0301 |
| 0.55 | 126 | -0.0569 | 0.2534 | 0.03 |
| 0.55 | 234 | -0.4067 | 0.2452 | 0.0311 |
| 0.55 | 246 | 0.0714 | 0.2299 | 0.03 |
| 0.55 | 258 | 0.5576 | 0.1774 | 0.032 |
| 0.55 | 270 | -0.0881 | 0.1726 | 0.0301 |
| 0.55 | 282 | -0.1876 | 0.1359 | 0.0302 |
| 0.55 | 294 | 0.1213 | 0.1658 | 0.0301 |
| 0.55 | 306 | -0.0496 | 0.251 | 0.03 |
| 0.65 | 66 | -0.4965 | 0.1559 | 0.0316 |
| 0.65 | 78 | -0.0751 | 0.1664 | 0.03 |
| 0.65 | 90 | -0.1323 | 0.1796 | 0.0301 |
| 0.65 | 102 | 0.2016 | 0.166 | 0.0303 |
| 0.65 | 114 | -0.0875 | 0.1416 | 0.0301 |
| 0.65 | 126 | 0.0325 | 0.1624 | 0.03 |
| 0.65 | 138 | -0.1413 | 0.1689 | 0.0301 |
| 0.65 | 150 | 0.2004 | 0.2661 | 0.0303 |
| 0.65 | 162 | -0.3365 | 0.2639 | 0.0307 |
| 0.65 | 198 | 0.3117 | 0.2543 | 0.0306 |
| 0.65 | 210 | -0.0426 | 0.2055 | 0.03 |
| 0.65 | 222 | -0.2003 | 0.1621 | 0.0303 |
| 0.65 | 234 | 0.1919 | 0.1625 | 0.0302 |
| 0.65 | 246 | -0.134 | 0.1427 | 0.0301 |
| 0.65 | 258 | 0.0023 | 0.1507 | 0.03 |
| 0.65 | 270 | -0.1541 | 0.1794 | 0.0302 |
| 0.65 | 282 | 0.1308 | 0.1858 | 0.0301 |
| 0.65 | 294 | -0.4053 | 0.2082 | 0.0311 |
| 0.75 | 78 | -0.0296 | 0.2018 | 0.03 |
| 0.75 | 90 | 0.0276 | 0.2697 | 0.03 |
| 0.75 | 102 | 0.2388 | 0.1747 | 0.0304 |
| 0.75 | 114 | -0.0419 | 0.1582 | 0.03 |
| 0.75 | 126 | 0.0463 | 0.1377 | 0.03 |
| 0.75 | 138 | -0.1467 | 0.1386 | 0.0301 |
| 0.75 | 150 | 0.1029 | 0.185 | 0.0301 |
| 0.75 | 162 | -0.1449 | 0.2517 | 0.0301 |
| 0.75 | 198 | 0.3235 | 0.177 | 0.0307 |
| 0.75 | 210 | 0.0758 | 0.1737 | 0.03 |
| 0.75 | 222 | -0.0645 | 0.1453 | 0.03 |
| 0.75 | 234 | 0.1069 | 0.1279 | 0.0301 |
| 0.75 | 246 | 0.0752 | 0.1498 | 0.03 |
| 0.75 | 258 | -0.099 | 0.1746 | 0.0301 |
| 0.75 | 270 | 0.3478 | 0.193 | 0.0308 |
| 0.75 | 282 | -0.2201 | 0.2661 | 0.0303 |
| 0.85 | 102 | -0.4071 | 0.2337 | 0.0311 |
| 0.85 | 114 | -0.0902 | 0.2209 | 0.0301 |
| 0.85 | 126 | 0.1076 | 0.1692 | 0.0301 |
| 0.85 | 138 | 0.2404 | 0.1856 | 0.0304 |
| 0.85 | 150 | -0.2855 | 0.2039 | 0.0305 |
| 0.85 | 162 | 0.2843 | 0.2545 | 0.0305 |
| 0.85 | 174 | -0.0095 | 0.2933 | 0.03 |
| 0.85 | 198 | -0.3338 | 0.2393 | 0.0307 |
| 0.85 | 210 | -0.184 | 0.1926 | 0.0302 |
| 0.85 | 222 | -0.1304 | 0.1508 | 0.0301 |
| 0.85 | 234 | -0.0767 | 0.1396 | 0.03 |
| 0.85 | 246 | 0.0676 | 0.1363 | 0.03 |
| 0.85 | 258 | -0.501 | 0.1347 | 0.0316 |
| 0.85 | 270 | 0.2018 | 0.205 | 0.0303 |
| 0.95 | 222 | 0.1021 | 0.2196 | 0.0301 |
| 0.95 | 234 | -0.283 | 0.2023 | 0.0305 |
| 0.95 | 246 | 0.1015 | 0.2668 | 0.0301 |