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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 : | 0.0171 GeV2 | |
|---|---|---|
| W : | 1265 GeV | |
| ε : | 0.8899 | |
| Ebeam : | 1.0539 GeV | |
| εL: | 0.099 |
|
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 |
|---|---|---|---|---|
| 0.25 | 42 | -0.1264 | 0.1777 | 0.0301 |
| 0.25 | 54 | 0.0967 | 0.1783 | 0.0301 |
| 0.35 | 30 | -0.0278 | 0.2455 | 0.03 |
| 0.35 | 42 | -0.1307 | 0.1895 | 0.0301 |
| 0.35 | 54 | -0.1485 | 0.1939 | 0.0301 |
| 0.35 | 66 | -0.1248 | 0.2529 | 0.0301 |
| 0.45 | 30 | 0.2066 | 0.1789 | 0.0303 |
| 0.45 | 42 | 0.0899 | 0.1688 | 0.0301 |
| 0.45 | 54 | 0.0501 | 0.1948 | 0.03 |
| 0.45 | 258 | -0.1929 | 0.1799 | 0.0302 |
| 0.45 | 270 | -0.2888 | 0.1728 | 0.0306 |
| 0.55 | 30 | -0.252 | 0.2506 | 0.0304 |
| 0.55 | 42 | 0.1706 | 0.1998 | 0.0302 |
| 0.55 | 54 | -0.1023 | 0.1951 | 0.0301 |
| 0.55 | 234 | -0.4712 | 0.1715 | 0.0314 |
| 0.55 | 246 | -0.0003 | 0.1361 | 0.03 |
| 0.55 | 258 | -0.013 | 0.1294 | 0.03 |
| 0.55 | 270 | 0.1369 | 0.1398 | 0.0301 |
| 0.55 | 282 | 0.1849 | 0.2157 | 0.0302 |
| 0.65 | 138 | 0.1414 | 0.2332 | 0.0301 |
| 0.65 | 150 | 0.0911 | 0.1828 | 0.0301 |
| 0.65 | 162 | 0.0813 | 0.2134 | 0.03 |
| 0.65 | 174 | -0.0327 | 0.1999 | 0.03 |
| 0.65 | 186 | -0.1658 | 0.2404 | 0.0302 |
| 0.65 | 222 | -0.1176 | 0.2042 | 0.0301 |
| 0.65 | 234 | 0.1323 | 0.1339 | 0.0301 |
| 0.65 | 246 | -0.1515 | 0.106 | 0.0302 |
| 0.65 | 258 | -0.1108 | 0.1104 | 0.0301 |
| 0.65 | 270 | 0.1067 | 0.1341 | 0.0301 |
| 0.65 | 282 | 0.0769 | 0.2234 | 0.03 |
| 0.75 | 138 | -0.1385 | 0.1839 | 0.0301 |
| 0.75 | 150 | 0.0865 | 0.1542 | 0.03 |
| 0.75 | 162 | 0.138 | 0.1514 | 0.0301 |
| 0.75 | 174 | -0.0185 | 0.1404 | 0.03 |
| 0.75 | 186 | -0.0376 | 0.1534 | 0.03 |
| 0.75 | 198 | -0.0529 | 0.1907 | 0.03 |
| 0.75 | 210 | 0.1594 | 0.2303 | 0.0302 |
| 0.75 | 222 | -0.1933 | 0.1628 | 0.0302 |
| 0.75 | 234 | -0.1337 | 0.1384 | 0.0301 |
| 0.75 | 246 | -0.0387 | 0.1132 | 0.03 |
| 0.75 | 258 | -0.0766 | 0.1113 | 0.03 |
| 0.75 | 270 | -0.0604 | 0.1314 | 0.03 |
| 0.75 | 282 | -0.1938 | 0.1906 | 0.0302 |
| 0.85 | 138 | -0.1057 | 0.2039 | 0.0301 |
| 0.85 | 150 | -0.2291 | 0.1892 | 0.0303 |
| 0.85 | 162 | -0.0616 | 0.1585 | 0.03 |
| 0.85 | 174 | 0.0369 | 0.1719 | 0.03 |
| 0.85 | 186 | 0.3684 | 0.1803 | 0.0309 |
| 0.85 | 198 | -0.1125 | 0.2061 | 0.0301 |
| 0.85 | 210 | 0.0438 | 0.2187 | 0.03 |
| 0.85 | 222 | 0.0124 | 0.1964 | 0.03 |
| 0.85 | 234 | -0.0724 | 0.1523 | 0.03 |
| 0.85 | 246 | 0.1194 | 0.1227 | 0.0301 |
| 0.85 | 258 | 0.0258 | 0.1462 | 0.03 |
| 0.85 | 270 | -0.1021 | 0.1769 | 0.0301 |