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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 : | 0.0023 GeV2 | |
|---|---|---|
| W : | 1475 GeV | |
| ε : | 0.6137 | |
| Ebeam : | 1.0539 GeV | |
| εL: | 0.0029 |
|
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 |
|---|---|---|---|---|
| 0.35 | 30 | 0.2242 | 0.1678 | 0.0303 |
| 0.35 | 42 | -0.1008 | 0.1395 | 0.0301 |
| 0.35 | 54 | -0.3178 | 0.1357 | 0.0307 |
| 0.35 | 66 | 0.0705 | 0.2031 | 0.03 |
| 0.35 | 210 | 0.1484 | 0.2112 | 0.0301 |
| 0.35 | 222 | -0.0471 | 0.2323 | 0.03 |
| 0.35 | 234 | 0.0319 | 0.2465 | 0.03 |
| 0.45 | 30 | 0.0759 | 0.1778 | 0.03 |
| 0.45 | 42 | 0.1518 | 0.1294 | 0.0302 |
| 0.45 | 54 | 0.0417 | 0.1079 | 0.03 |
| 0.45 | 66 | 0.0764 | 0.1451 | 0.03 |
| 0.45 | 150 | 0.1421 | 0.1926 | 0.0301 |
| 0.45 | 162 | -0.0777 | 0.1616 | 0.03 |
| 0.45 | 174 | -0.0063 | 0.1746 | 0.03 |
| 0.45 | 186 | -0.073 | 0.2555 | 0.03 |
| 0.45 | 198 | -0.2326 | 0.194 | 0.0304 |
| 0.45 | 210 | -0.1558 | 0.1565 | 0.0302 |
| 0.45 | 222 | -0.2113 | 0.1364 | 0.0303 |
| 0.45 | 234 | -0.0138 | 0.136 | 0.03 |
| 0.45 | 246 | -0.1586 | 0.1679 | 0.0302 |
| 0.55 | 18 | 0.1619 | 0.2383 | 0.0302 |
| 0.55 | 30 | 0.3088 | 0.1964 | 0.0306 |
| 0.55 | 42 | 0.186 | 0.1387 | 0.0302 |
| 0.55 | 54 | -0.1962 | 0.1299 | 0.0303 |
| 0.55 | 66 | -0.2217 | 0.1945 | 0.0303 |
| 0.55 | 150 | -0.0585 | 0.1616 | 0.03 |
| 0.55 | 162 | 0.1508 | 0.1439 | 0.0302 |
| 0.55 | 174 | 0.1161 | 0.1589 | 0.0301 |
| 0.55 | 186 | -0.007 | 0.209 | 0.03 |
| 0.55 | 198 | -0.2436 | 0.2091 | 0.0304 |
| 0.55 | 210 | 0.1036 | 0.1456 | 0.0301 |
| 0.55 | 222 | 0.0052 | 0.1226 | 0.03 |
| 0.55 | 234 | 0.1271 | 0.1079 | 0.0301 |
| 0.55 | 246 | 0.1581 | 0.1649 | 0.0302 |
| 0.65 | 30 | -0.0135 | 0.2213 | 0.03 |
| 0.65 | 42 | 0.0803 | 0.1643 | 0.03 |
| 0.65 | 54 | -0.2015 | 0.1629 | 0.0303 |
| 0.65 | 66 | -0.0371 | 0.2546 | 0.03 |
| 0.65 | 138 | 0.3084 | 0.1948 | 0.0306 |
| 0.65 | 150 | 0.2211 | 0.1715 | 0.0303 |
| 0.65 | 162 | 0.219 | 0.1616 | 0.0303 |
| 0.65 | 174 | 0.148 | 0.1572 | 0.0301 |
| 0.65 | 186 | 0.1483 | 0.2337 | 0.0301 |
| 0.65 | 198 | 0.0251 | 0.2337 | 0.03 |
| 0.65 | 210 | -0.0068 | 0.1581 | 0.03 |
| 0.65 | 222 | 0.2075 | 0.1339 | 0.0303 |
| 0.65 | 234 | 0.0646 | 0.1115 | 0.03 |
| 0.65 | 246 | -0.1207 | 0.1554 | 0.0301 |
| 0.75 | 42 | 0.17 | 0.238 | 0.0302 |
| 0.75 | 150 | -0.5672 | 0.2234 | 0.0321 |
| 0.75 | 162 | 0.0785 | 0.2021 | 0.03 |
| 0.75 | 174 | -0.0764 | 0.2014 | 0.03 |
| 0.75 | 198 | 0.0893 | 0.2098 | 0.0301 |
| 0.75 | 210 | 0.1546 | 0.1666 | 0.0302 |
| 0.75 | 222 | 0.0544 | 0.1169 | 0.03 |
| 0.75 | 234 | -0.1808 | 0.1172 | 0.0302 |
| 0.75 | 246 | 0.1856 | 0.1502 | 0.0302 |
| 0.85 | 30 | 0.0068 | 0.24 | 0.03 |
| 0.85 | 138 | 0.0125 | 0.2281 | 0.03 |
| 0.85 | 150 | -0.0173 | 0.2511 | 0.03 |
| 0.85 | 162 | 0.0486 | 0.1998 | 0.03 |
| 0.85 | 210 | 0.2369 | 0.1628 | 0.0304 |
| 0.85 | 222 | -0.0356 | 0.1359 | 0.03 |
| 0.85 | 234 | -0.1421 | 0.1367 | 0.0301 |
| 0.85 | 246 | 0.166 | 0.1759 | 0.0302 |
| 0.95 | 222 | 0.0629 | 0.2447 | 0.03 |