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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 : | 1415 GeV | |
| ε : | 0.9248 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.1177 |
|
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 | 0.1376 | 0.274 | 0.0301 |
| 0.25 | 30 | 0.3661 | 0.2391 | 0.0309 |
| 0.25 | 42 | 0.5879 | 0.2279 | 0.0322 |
| 0.25 | 54 | -0.204 | 0.2405 | 0.0303 |
| 0.25 | 66 | -0.4864 | 0.1594 | 0.0315 |
| 0.25 | 78 | 0.1673 | 0.184 | 0.0302 |
| 0.25 | 282 | -0.1893 | 0.2477 | 0.0302 |
| 0.25 | 294 | 0.0714 | 0.1932 | 0.03 |
| 0.25 | 306 | 0.2348 | 0.2164 | 0.0304 |
| 0.25 | 318 | -0.6036 | 0.2075 | 0.0323 |
| 0.35 | 18 | -0.0037 | 0.2551 | 0.03 |
| 0.35 | 30 | -0.0083 | 0.2607 | 0.03 |
| 0.35 | 54 | -0.0387 | 0.243 | 0.03 |
| 0.35 | 66 | 0.0161 | 0.1565 | 0.03 |
| 0.35 | 78 | -0.3602 | 0.1318 | 0.0309 |
| 0.35 | 90 | 0.0825 | 0.2087 | 0.03 |
| 0.35 | 270 | -0.2476 | 0.2274 | 0.0304 |
| 0.35 | 282 | -0.1272 | 0.1577 | 0.0301 |
| 0.35 | 294 | 0.0487 | 0.1582 | 0.03 |
| 0.35 | 306 | 0.0602 | 0.211 | 0.03 |
| 0.35 | 330 | 0.0441 | 0.2764 | 0.03 |
| 0.45 | 30 | 0.0532 | 0.2698 | 0.03 |
| 0.45 | 66 | -0.1698 | 0.1427 | 0.0302 |
| 0.45 | 78 | -0.0002 | 0.1288 | 0.03 |
| 0.45 | 90 | 0.3067 | 0.1499 | 0.0306 |
| 0.45 | 102 | -0.0434 | 0.1943 | 0.03 |
| 0.45 | 258 | -0.0351 | 0.2411 | 0.03 |
| 0.45 | 270 | 0.2118 | 0.156 | 0.0303 |
| 0.45 | 282 | -0.0901 | 0.1342 | 0.0301 |
| 0.45 | 294 | -0.2623 | 0.1283 | 0.0305 |
| 0.45 | 306 | 0.0309 | 0.2059 | 0.03 |
| 0.45 | 330 | 0.4718 | 0.2316 | 0.0314 |
| 0.55 | 66 | -0.0971 | 0.1907 | 0.0301 |
| 0.55 | 78 | 0.1638 | 0.137 | 0.0302 |
| 0.55 | 90 | 0.1055 | 0.1645 | 0.0301 |
| 0.55 | 102 | 0.0631 | 0.1618 | 0.03 |
| 0.55 | 114 | -0.5001 | 0.1587 | 0.0316 |
| 0.55 | 126 | -0.1379 | 0.1817 | 0.0301 |
| 0.55 | 138 | -0.2319 | 0.2456 | 0.0304 |
| 0.55 | 222 | -0.1178 | 0.2381 | 0.0301 |
| 0.55 | 234 | 0.1865 | 0.184 | 0.0302 |
| 0.55 | 246 | 0.0916 | 0.2131 | 0.0301 |
| 0.55 | 258 | 0.2532 | 0.1745 | 0.0304 |
| 0.55 | 270 | 0.2385 | 0.1337 | 0.0304 |
| 0.55 | 282 | 0.1141 | 0.1328 | 0.0301 |
| 0.55 | 294 | -0.1231 | 0.1592 | 0.0301 |
| 0.65 | 66 | -0.0446 | 0.1876 | 0.03 |
| 0.65 | 78 | -0.2585 | 0.1743 | 0.0304 |
| 0.65 | 90 | -0.136 | 0.2179 | 0.0301 |
| 0.65 | 102 | -0.1014 | 0.1699 | 0.0301 |
| 0.65 | 114 | -0.0769 | 0.1402 | 0.03 |
| 0.65 | 126 | 0.0504 | 0.1424 | 0.03 |
| 0.65 | 138 | -0.2164 | 0.1499 | 0.0303 |
| 0.65 | 150 | 0.0019 | 0.2256 | 0.03 |
| 0.65 | 210 | 0.0229 | 0.1851 | 0.03 |
| 0.65 | 222 | -0.0177 | 0.1536 | 0.03 |
| 0.65 | 234 | -0.0203 | 0.1391 | 0.03 |
| 0.65 | 246 | -0.0057 | 0.1544 | 0.03 |
| 0.65 | 258 | 0.0014 | 0.1552 | 0.03 |
| 0.65 | 270 | 0.0733 | 0.1585 | 0.03 |
| 0.65 | 282 | 0.0896 | 0.1792 | 0.0301 |
| 0.65 | 294 | 0.0027 | 0.1922 | 0.03 |
| 0.65 | 306 | 0.0047 | 0.2387 | 0.03 |
| 0.75 | 66 | 0.4389 | 0.2055 | 0.0313 |
| 0.75 | 78 | -0.009 | 0.2096 | 0.03 |
| 0.75 | 90 | 0.2349 | 0.2184 | 0.0304 |
| 0.75 | 102 | -0.2512 | 0.1614 | 0.0304 |
| 0.75 | 114 | -0.1037 | 0.1253 | 0.0301 |
| 0.75 | 126 | 0.2106 | 0.139 | 0.0303 |
| 0.75 | 138 | -0.1803 | 0.1464 | 0.0302 |
| 0.75 | 150 | -0.1369 | 0.1793 | 0.0301 |
| 0.75 | 162 | 0.2343 | 0.2527 | 0.0304 |
| 0.75 | 186 | 0.0105 | 0.268 | 0.03 |
| 0.75 | 198 | 0.2051 | 0.2909 | 0.0303 |
| 0.75 | 210 | -0.0159 | 0.176 | 0.03 |
| 0.75 | 222 | 0.0147 | 0.15 | 0.03 |
| 0.75 | 234 | 0.0168 | 0.1374 | 0.03 |
| 0.75 | 246 | -0.195 | 0.1406 | 0.0303 |
| 0.75 | 258 | -0.0108 | 0.1661 | 0.03 |
| 0.75 | 270 | -0.3097 | 0.1988 | 0.0306 |
| 0.75 | 282 | -0.1531 | 0.1991 | 0.0302 |
| 0.75 | 294 | 0.0604 | 0.2053 | 0.03 |
| 0.85 | 102 | -0.1479 | 0.2329 | 0.0301 |
| 0.85 | 114 | 0.4083 | 0.1576 | 0.0311 |
| 0.85 | 126 | 0.2925 | 0.1503 | 0.0306 |
| 0.85 | 138 | 0.0519 | 0.1749 | 0.03 |
| 0.85 | 150 | 0.0209 | 0.2118 | 0.03 |
| 0.85 | 198 | -0.4137 | 0.2202 | 0.0311 |
| 0.85 | 210 | -0.0863 | 0.1844 | 0.03 |
| 0.85 | 222 | 0.0074 | 0.1425 | 0.03 |
| 0.85 | 234 | -0.2308 | 0.1344 | 0.0304 |
| 0.85 | 246 | 0.1562 | 0.1533 | 0.0302 |
| 0.85 | 258 | -0.1081 | 0.1568 | 0.0301 |
| 0.85 | 270 | -0.3115 | 0.1889 | 0.0306 |
| 0.95 | 126 | -0.0094 | 0.2779 | 0.03 |
| 0.95 | 210 | -0.2072 | 0.2567 | 0.0303 |
| 0.95 | 222 | 0.0227 | 0.2111 | 0.03 |
| 0.95 | 234 | 0.3449 | 0.1979 | 0.0308 |
| 0.95 | 246 | 0.247 | 0.1771 | 0.0304 |
| 0.95 | 258 | 0.2118 | 0.2489 | 0.0303 |