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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 : | 0.1205 GeV2 | |
|---|---|---|
| W : | 1325 GeV | |
| ε : | 0.9345 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.4 |
|
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 | 294 | -0.2927 | 0.2556 | 0.0306 |
| 0.15 | 306 | 0.1318 | 0.2403 | 0.0301 |
| 0.25 | 66 | 0.0747 | 0.1879 | 0.03 |
| 0.25 | 78 | 0.1048 | 0.2209 | 0.0301 |
| 0.25 | 294 | 0.2739 | 0.238 | 0.0305 |
| 0.25 | 306 | -0.0253 | 0.267 | 0.03 |
| 0.35 | 66 | -0.2621 | 0.2042 | 0.0305 |
| 0.35 | 78 | -0.3419 | 0.1968 | 0.0308 |
| 0.35 | 294 | -0.1521 | 0.2354 | 0.0302 |
| 0.35 | 306 | 0.0814 | 0.2741 | 0.03 |
| 0.45 | 66 | -0.1074 | 0.1991 | 0.0301 |
| 0.45 | 78 | -0.2154 | 0.1982 | 0.0303 |
| 0.45 | 282 | 0.135 | 0.2502 | 0.0301 |
| 0.45 | 294 | 0.2094 | 0.2325 | 0.0303 |
| 0.55 | 66 | 0.4282 | 0.2207 | 0.0312 |
| 0.55 | 78 | 0.0014 | 0.2095 | 0.03 |
| 0.55 | 258 | 0.3459 | 0.2434 | 0.0308 |
| 0.55 | 270 | 0.0136 | 0.2207 | 0.03 |
| 0.55 | 282 | -0.0959 | 0.2447 | 0.0301 |
| 0.65 | 90 | 0.2178 | 0.2456 | 0.0303 |
| 0.65 | 102 | -0.2612 | 0.2211 | 0.0305 |
| 0.65 | 114 | 0.0277 | 0.2277 | 0.03 |
| 0.65 | 246 | 0.5799 | 0.2232 | 0.0322 |
| 0.65 | 258 | -0.4546 | 0.1905 | 0.0313 |
| 0.65 | 270 | -0.162 | 0.2057 | 0.0302 |
| 0.65 | 282 | 0.0242 | 0.2383 | 0.03 |
| 0.75 | 90 | -0.1089 | 0.2124 | 0.0301 |
| 0.75 | 102 | 0.1686 | 0.1901 | 0.0302 |
| 0.75 | 114 | 0.302 | 0.1829 | 0.0306 |
| 0.75 | 126 | -0.0281 | 0.1828 | 0.03 |
| 0.75 | 138 | -0.0805 | 0.2412 | 0.03 |
| 0.75 | 222 | -0.2213 | 0.2619 | 0.0303 |
| 0.75 | 234 | -0.1612 | 0.2253 | 0.0302 |
| 0.75 | 246 | -0.2032 | 0.1746 | 0.0303 |
| 0.75 | 258 | 0.1012 | 0.1748 | 0.0301 |
| 0.75 | 270 | 0.3693 | 0.1526 | 0.0309 |
| 0.75 | 282 | -0.0908 | 0.1705 | 0.0301 |
| 0.75 | 294 | 0.083 | 0.2597 | 0.03 |
| 0.85 | 90 | 0.3259 | 0.1977 | 0.0307 |
| 0.85 | 102 | -0.3084 | 0.1602 | 0.0306 |
| 0.85 | 114 | 0.1073 | 0.1493 | 0.0301 |
| 0.85 | 126 | -0.1382 | 0.1555 | 0.0301 |
| 0.85 | 138 | 0.1412 | 0.1931 | 0.0301 |
| 0.85 | 150 | -0.4224 | 0.1874 | 0.0312 |
| 0.85 | 162 | -0.3761 | 0.2369 | 0.0309 |
| 0.85 | 222 | -0.229 | 0.2209 | 0.0303 |
| 0.85 | 234 | 0.0537 | 0.1668 | 0.03 |
| 0.85 | 246 | 0.0937 | 0.1665 | 0.0301 |
| 0.85 | 258 | 0.0462 | 0.1682 | 0.03 |
| 0.85 | 270 | -0.0563 | 0.1484 | 0.03 |
| 0.85 | 282 | -0.1495 | 0.1557 | 0.0301 |
| 0.95 | 102 | -0.1064 | 0.2309 | 0.0301 |
| 0.95 | 114 | -0.4112 | 0.1732 | 0.0311 |
| 0.95 | 126 | 0.0194 | 0.2088 | 0.03 |
| 0.95 | 138 | -0.2262 | 0.2111 | 0.0303 |
| 0.95 | 150 | 0.0989 | 0.2267 | 0.0301 |
| 0.95 | 162 | -0.3278 | 0.2329 | 0.0307 |
| 0.95 | 210 | 0.0115 | 0.2427 | 0.03 |
| 0.95 | 222 | 0.1739 | 0.2561 | 0.0302 |
| 0.95 | 234 | -0.1092 | 0.1852 | 0.0301 |
| 0.95 | 246 | 0.3024 | 0.1693 | 0.0306 |
| 0.95 | 258 | -0.0875 | 0.2119 | 0.0301 |
| 0.95 | 270 | 0.118 | 0.1923 | 0.0301 |
| 0.95 | 282 | -0.4647 | 0.1916 | 0.0314 |