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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 : | 0.0496 GeV2 | |
|---|---|---|
| W : | 1325 GeV | |
| ε : | 0.953 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.1946 |
|
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 | 0.0634 | 0.2519 | 0.03 |
| 0.15 | 42 | 0.5511 | 0.2044 | 0.032 |
| 0.15 | 306 | -0.0411 | 0.2414 | 0.03 |
| 0.15 | 318 | -0.1597 | 0.2896 | 0.0302 |
| 0.15 | 330 | 0.0989 | 0.2769 | 0.0301 |
| 0.25 | 54 | -0.1478 | 0.2619 | 0.0301 |
| 0.25 | 66 | 0.0639 | 0.179 | 0.03 |
| 0.25 | 78 | 0.0105 | 0.2375 | 0.03 |
| 0.25 | 282 | 0.2888 | 0.2504 | 0.0306 |
| 0.25 | 294 | 0.0211 | 0.1709 | 0.03 |
| 0.25 | 306 | 0.1091 | 0.1681 | 0.0301 |
| 0.25 | 318 | 0.4843 | 0.2119 | 0.0315 |
| 0.35 | 66 | -0.0073 | 0.1504 | 0.03 |
| 0.35 | 78 | 0.1401 | 0.1519 | 0.0301 |
| 0.35 | 90 | -0.0788 | 0.217 | 0.03 |
| 0.35 | 282 | 0.4121 | 0.181 | 0.0311 |
| 0.35 | 294 | -0.0078 | 0.1497 | 0.03 |
| 0.35 | 306 | 0.2755 | 0.1666 | 0.0305 |
| 0.45 | 66 | 0.1521 | 0.1424 | 0.0302 |
| 0.45 | 78 | 0.2413 | 0.1139 | 0.0304 |
| 0.45 | 90 | 0.1687 | 0.1874 | 0.0302 |
| 0.45 | 270 | 0.2698 | 0.2505 | 0.0305 |
| 0.45 | 282 | -0.027 | 0.1473 | 0.03 |
| 0.45 | 294 | 0.2065 | 0.1348 | 0.0303 |
| 0.45 | 306 | -0.5493 | 0.1856 | 0.0319 |
| 0.55 | 66 | 0.0364 | 0.1859 | 0.03 |
| 0.55 | 78 | 0.2195 | 0.123 | 0.0303 |
| 0.55 | 90 | -0.0371 | 0.1396 | 0.03 |
| 0.55 | 102 | 0.2411 | 0.214 | 0.0304 |
| 0.55 | 114 | 0.1772 | 0.2692 | 0.0302 |
| 0.55 | 246 | 0.0015 | 0.2748 | 0.03 |
| 0.55 | 258 | 0.4055 | 0.2048 | 0.0311 |
| 0.55 | 270 | 0.0893 | 0.1816 | 0.0301 |
| 0.55 | 282 | -0.0546 | 0.1408 | 0.03 |
| 0.55 | 294 | -0.0434 | 0.1667 | 0.03 |
| 0.65 | 66 | 0.1862 | 0.2234 | 0.0302 |
| 0.65 | 78 | 0.1412 | 0.1517 | 0.0301 |
| 0.65 | 90 | -0.3489 | 0.1591 | 0.0308 |
| 0.65 | 102 | 0.2089 | 0.1619 | 0.0303 |
| 0.65 | 114 | -0.1341 | 0.1532 | 0.0301 |
| 0.65 | 126 | 0.0754 | 0.1894 | 0.03 |
| 0.65 | 138 | -0.0128 | 0.232 | 0.03 |
| 0.65 | 222 | -0.379 | 0.1965 | 0.0309 |
| 0.65 | 234 | 0.1705 | 0.1545 | 0.0302 |
| 0.65 | 246 | -0.307 | 0.159 | 0.0306 |
| 0.65 | 258 | -0.1883 | 0.1526 | 0.0302 |
| 0.65 | 270 | -0.1305 | 0.1385 | 0.0301 |
| 0.65 | 282 | 0.0165 | 0.1837 | 0.03 |
| 0.75 | 78 | -0.3598 | 0.2159 | 0.0309 |
| 0.75 | 90 | 0.2611 | 0.2115 | 0.0305 |
| 0.75 | 102 | 0.036 | 0.1676 | 0.03 |
| 0.75 | 114 | 0.0744 | 0.141 | 0.03 |
| 0.75 | 126 | 0.0723 | 0.136 | 0.03 |
| 0.75 | 138 | -0.0601 | 0.153 | 0.03 |
| 0.75 | 150 | -0.2039 | 0.1788 | 0.0303 |
| 0.75 | 162 | 0.0446 | 0.2367 | 0.03 |
| 0.75 | 198 | -0.3544 | 0.2179 | 0.0308 |
| 0.75 | 222 | 0.0024 | 0.1566 | 0.03 |
| 0.75 | 234 | -0.2365 | 0.125 | 0.0304 |
| 0.75 | 246 | 0.0289 | 0.1345 | 0.03 |
| 0.75 | 258 | -0.0105 | 0.1201 | 0.03 |
| 0.75 | 270 | 0.0925 | 0.16 | 0.0301 |
| 0.75 | 282 | 0.3265 | 0.2254 | 0.0307 |
| 0.85 | 102 | 0.2668 | 0.227 | 0.0305 |
| 0.85 | 114 | 0.0798 | 0.156 | 0.03 |
| 0.85 | 126 | 0.0959 | 0.1211 | 0.0301 |
| 0.85 | 138 | -0.1482 | 0.1332 | 0.0301 |
| 0.85 | 150 | -0.0094 | 0.1543 | 0.03 |
| 0.85 | 162 | -0.2154 | 0.194 | 0.0303 |
| 0.85 | 174 | 0.0295 | 0.2167 | 0.03 |
| 0.85 | 186 | -0.2547 | 0.2527 | 0.0304 |
| 0.85 | 198 | 0.018 | 0.2214 | 0.03 |
| 0.85 | 210 | 0.0646 | 0.1952 | 0.03 |
| 0.85 | 222 | 0.0462 | 0.1658 | 0.03 |
| 0.85 | 234 | 0.0731 | 0.1322 | 0.03 |
| 0.85 | 246 | 0.0342 | 0.1236 | 0.03 |
| 0.85 | 258 | 0.0096 | 0.1255 | 0.03 |
| 0.85 | 270 | -0.1572 | 0.1744 | 0.0302 |
| 0.95 | 126 | 0.0608 | 0.2713 | 0.03 |
| 0.95 | 138 | -0.2687 | 0.2045 | 0.0305 |
| 0.95 | 150 | -0.1449 | 0.2437 | 0.0301 |
| 0.95 | 222 | -0.0347 | 0.2147 | 0.03 |
| 0.95 | 234 | -0.1159 | 0.2 | 0.0301 |
| 0.95 | 246 | 0.0909 | 0.22 | 0.0301 |