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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 : | 0.0707 GeV2 | |
|---|---|---|
| W : | 1355 GeV | |
| ε : | 0.9542 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.2257 |
|
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 | 306 | -0.2404 | 0.1594 | 0.0304 |
| 0.25 | 54 | 0.1995 | 0.2366 | 0.0303 |
| 0.25 | 66 | -0.0856 | 0.1332 | 0.0301 |
| 0.25 | 78 | -0.2848 | 0.1699 | 0.0308 |
| 0.25 | 294 | 0.1902 | 0.1398 | 0.0304 |
| 0.25 | 306 | 0.0317 | 0.1393 | 0.0304 |
| 0.35 | 66 | -0.2389 | 0.1202 | 0.0304 |
| 0.35 | 78 | -0.0613 | 0.1185 | 0.0301 |
| 0.35 | 282 | 0.1383 | 0.1471 | 0.0303 |
| 0.35 | 294 | 0.0308 | 0.1234 | 0.03 |
| 0.35 | 306 | 0.1348 | 0.1316 | 0.0302 |
| 0.45 | 66 | 0.2752 | 0.1187 | 0.0305 |
| 0.45 | 78 | 0.0175 | 0.1128 | 0.03 |
| 0.45 | 90 | 0.0215 | 0.1446 | 0.03 |
| 0.45 | 270 | 0.3235 | 0.1595 | 0.0312 |
| 0.45 | 282 | 0.0645 | 0.1124 | 0.03 |
| 0.45 | 294 | -0.1188 | 0.1105 | 0.0301 |
| 0.45 | 306 | -0.2665 | 0.1592 | 0.0307 |
| 0.55 | 66 | -0.2275 | 0.1369 | 0.0304 |
| 0.55 | 78 | 0.1126 | 0.1214 | 0.0301 |
| 0.55 | 90 | -0.1084 | 0.1349 | 0.0301 |
| 0.55 | 102 | 0.1986 | 0.1672 | 0.0304 |
| 0.55 | 114 | 0.304 | 0.245 | 0.0306 |
| 0.55 | 258 | 0.4267 | 0.2409 | 0.0312 |
| 0.55 | 270 | -0.0916 | 0.1404 | 0.0302 |
| 0.55 | 282 | 0.0511 | 0.1282 | 0.0302 |
| 0.55 | 294 | -0.1511 | 0.1337 | 0.0302 |
| 0.65 | 66 | -0.149 | 0.2598 | 0.0301 |
| 0.65 | 78 | 0.1288 | 0.1983 | 0.0301 |
| 0.65 | 90 | -0.1308 | 0.1457 | 0.0304 |
| 0.65 | 102 | -0.1737 | 0.1329 | 0.0306 |
| 0.65 | 114 | -0.0494 | 0.1159 | 0.0305 |
| 0.65 | 126 | -0.0207 | 0.1495 | 0.0302 |
| 0.65 | 222 | -0.2768 | 0.2405 | 0.0305 |
| 0.65 | 234 | 0.4409 | 0.1304 | 0.0317 |
| 0.65 | 246 | -0.0697 | 0.1261 | 0.0302 |
| 0.65 | 258 | -0.091 | 0.1288 | 0.0301 |
| 0.65 | 270 | -0.1375 | 0.1173 | 0.0302 |
| 0.65 | 282 | 0.1068 | 0.1494 | 0.0301 |
| 0.75 | 78 | -0.3659 | 0.1625 | 0.0309 |
| 0.75 | 90 | 0.0768 | 0.1661 | 0.0302 |
| 0.75 | 102 | 0.1234 | 0.1215 | 0.0301 |
| 0.75 | 114 | 0.0663 | 0.1075 | 0.0301 |
| 0.75 | 126 | 0.0402 | 0.1064 | 0.0303 |
| 0.75 | 138 | -0.0539 | 0.1212 | 0.03 |
| 0.75 | 150 | -0.1246 | 0.2099 | 0.0301 |
| 0.75 | 210 | 0.2271 | 0.1665 | 0.0303 |
| 0.75 | 222 | 0.0938 | 0.1435 | 0.0301 |
| 0.75 | 234 | -0.1075 | 0.1079 | 0.0301 |
| 0.75 | 246 | -0.0248 | 0.1012 | 0.0302 |
| 0.75 | 258 | -0.0592 | 0.1106 | 0.0302 |
| 0.75 | 270 | -0.0091 | 0.1277 | 0.03 |
| 0.75 | 282 | 0.0509 | 0.1812 | 0.0302 |
| 0.85 | 102 | 0.0838 | 0.1421 | 0.0304 |
| 0.85 | 114 | 0.0388 | 0.1084 | 0.0303 |
| 0.85 | 126 | 0.0324 | 0.1152 | 0.0302 |
| 0.85 | 138 | -0.0805 | 0.1233 | 0.0301 |
| 0.85 | 150 | 0.4598 | 0.1403 | 0.0314 |
| 0.85 | 198 | -0.0934 | 0.2476 | 0.0301 |
| 0.85 | 210 | 0.2273 | 0.1492 | 0.0305 |
| 0.85 | 222 | -0.0445 | 0.1184 | 0.0303 |
| 0.85 | 234 | 0.0797 | 0.1158 | 0.0301 |
| 0.85 | 246 | -0.1791 | 0.1062 | 0.0303 |
| 0.85 | 258 | 0.0463 | 0.112 | 0.03 |
| 0.85 | 270 | 0.1828 | 0.1039 | 0.0302 |
| 0.95 | 150 | -0.0558 | 0.2559 | 0.03 |
| 0.95 | 198 | 0.0098 | 0.2362 | 0.03 |
| 0.95 | 222 | -0.1444 | 0.1968 | 0.0301 |
| 0.95 | 234 | -0.0166 | 0.194 | 0.03 |
| 0.95 | 246 | -0.301 | 0.2105 | 0.0306 |
| 0.95 | 258 | -0.1859 | 0.1993 | 0.0302 |
| 0.85 | 282 | 0.37 | 0.2135 | 0.0309 |
| 0.95 | 138 | 0.4279 | 0.2119 | 0.0312 |
| 0.95 | 150 | 0.0384 | 0.2389 | 0.03 |
| 0.95 | 198 | -0.0787 | 0.2361 | 0.03 |
| 0.95 | 210 | 0.1933 | 0.252 | 0.0302 |
| 0.95 | 222 | 0.314 | 0.1904 | 0.0307 |
| 0.95 | 234 | -0.0234 | 0.199 | 0.03 |
| 0.95 | 246 | -0.0743 | 0.2011 | 0.03 |
| 0.95 | 258 | -0.1912 | 0.1748 | 0.0302 |