You are not logged in.
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 : | 0.1715 GeV2 | |
|---|---|---|
| W : | 1685 GeV | |
| ε : | 0.8837 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.1176 |
|
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 | 66 | -0.2603 | 0.2609 | 0.0304 |
| 0.25 | 282 | 0.1259 | 0.2751 | 0.0301 |
| 0.35 | 66 | -0.1096 | 0.2512 | 0.0301 |
| 0.35 | 114 | 0.1098 | 0.2523 | 0.0301 |
| 0.35 | 258 | 0.079 | 0.2651 | 0.03 |
| 0.35 | 270 | 0.1404 | 0.2498 | 0.0301 |
| 0.35 | 282 | 0.3087 | 0.1957 | 0.0306 |
| 0.35 | 294 | 0.3813 | 0.1983 | 0.031 |
| 0.45 | 78 | -0.1761 | 0.2937 | 0.0302 |
| 0.45 | 102 | -0.0769 | 0.261 | 0.03 |
| 0.45 | 114 | -0.1239 | 0.2131 | 0.0301 |
| 0.45 | 126 | 0.384 | 0.2098 | 0.031 |
| 0.45 | 270 | -0.2974 | 0.2239 | 0.0306 |
| 0.45 | 282 | 0.3833 | 0.1702 | 0.031 |
| 0.55 | 42 | -0.4632 | 0.2336 | 0.0314 |
| 0.55 | 66 | -0.3348 | 0.2285 | 0.0307 |
| 0.55 | 90 | 0.0474 | 0.2473 | 0.03 |
| 0.55 | 102 | -0.0009 | 0.1848 | 0.03 |
| 0.55 | 114 | -0.0796 | 0.2036 | 0.03 |
| 0.55 | 126 | -0.0969 | 0.2103 | 0.0301 |
| 0.55 | 138 | -0.0699 | 0.2202 | 0.03 |
| 0.55 | 210 | 0.0191 | 0.2319 | 0.03 |
| 0.55 | 258 | 0.3011 | 0.2639 | 0.0306 |
| 0.55 | 270 | -0.0993 | 0.2171 | 0.0301 |
| 0.55 | 294 | 0.3029 | 0.2589 | 0.0306 |
| 0.65 | 54 | 0.0965 | 0.212 | 0.0301 |
| 0.65 | 66 | 0.4784 | 0.2496 | 0.0315 |
| 0.65 | 90 | -0.0404 | 0.2766 | 0.03 |
| 0.65 | 102 | -0.1599 | 0.1734 | 0.0302 |
| 0.65 | 114 | 0.0644 | 0.1842 | 0.03 |
| 0.65 | 126 | -0.2554 | 0.1749 | 0.0304 |
| 0.65 | 138 | -0.3422 | 0.2689 | 0.0308 |
| 0.65 | 186 | 0.0319 | 0.2672 | 0.03 |
| 0.65 | 198 | -0.1296 | 0.2224 | 0.0301 |
| 0.65 | 210 | -0.3428 | 0.1891 | 0.0308 |
| 0.65 | 222 | 0.0032 | 0.1955 | 0.03 |
| 0.65 | 234 | -0.3158 | 0.1808 | 0.0307 |
| 0.65 | 282 | 0.3859 | 0.1768 | 0.031 |
| 0.65 | 294 | -0.1077 | 0.1735 | 0.0301 |
| 0.65 | 306 | -0.0374 | 0.2337 | 0.03 |
| 0.75 | 78 | -0.0299 | 0.2265 | 0.03 |
| 0.75 | 90 | -0.014 | 0.1826 | 0.03 |
| 0.75 | 102 | -0.1372 | 0.2192 | 0.0301 |
| 0.75 | 114 | -0.2077 | 0.1724 | 0.0303 |
| 0.75 | 126 | 0.0433 | 0.1844 | 0.03 |
| 0.75 | 138 | 0.1487 | 0.1977 | 0.0301 |
| 0.75 | 174 | 0.2191 | 0.2329 | 0.0303 |
| 0.75 | 186 | 0.2271 | 0.1837 | 0.0303 |
| 0.75 | 198 | 0.08 | 0.1776 | 0.03 |
| 0.75 | 210 | 0.0433 | 0.1771 | 0.03 |
| 0.75 | 222 | -0.0134 | 0.169 | 0.03 |
| 0.75 | 234 | 0.1504 | 0.1706 | 0.0302 |
| 0.75 | 246 | 0.1496 | 0.2086 | 0.0301 |
| 0.75 | 258 | -0.097 | 0.2418 | 0.0301 |
| 0.75 | 270 | -0.2338 | 0.2101 | 0.0304 |
| 0.75 | 282 | -0.3501 | 0.1541 | 0.0308 |
| 0.75 | 294 | 0.0774 | 0.1936 | 0.03 |
| 0.85 | 78 | -0.0074 | 0.1701 | 0.03 |
| 0.85 | 90 | 0.1895 | 0.1611 | 0.0302 |
| 0.85 | 102 | -0.092 | 0.1658 | 0.0301 |
| 0.85 | 114 | 0.182 | 0.1886 | 0.0302 |
| 0.85 | 126 | 0.1821 | 0.2457 | 0.0302 |
| 0.85 | 150 | 0.1519 | 0.2658 | 0.0302 |
| 0.85 | 174 | 0.0622 | 0.2779 | 0.03 |
| 0.85 | 186 | 0.1085 | 0.1752 | 0.0301 |
| 0.85 | 198 | -0.2937 | 0.1642 | 0.0306 |
| 0.85 | 210 | -0.0923 | 0.1348 | 0.0301 |
| 0.85 | 222 | 0.0416 | 0.144 | 0.03 |
| 0.85 | 234 | 0.1082 | 0.1378 | 0.0301 |
| 0.85 | 246 | 0.2198 | 0.1717 | 0.0303 |
| 0.85 | 258 | -0.2472 | 0.1883 | 0.0304 |
| 0.85 | 270 | -0.3388 | 0.2418 | 0.0308 |
| 0.85 | 282 | 0.1252 | 0.2638 | 0.0301 |
| 0.95 | 90 | 0.6256 | 0.2101 | 0.0325 |
| 0.95 | 102 | -0.1639 | 0.2044 | 0.0302 |
| 0.95 | 174 | -0.3147 | 0.2559 | 0.0307 |
| 0.95 | 186 | -0.5393 | 0.1959 | 0.0319 |
| 0.95 | 198 | 0.0461 | 0.2267 | 0.03 |
| 0.95 | 210 | -0.0375 | 0.1731 | 0.03 |
| 0.95 | 222 | 0.093 | 0.1724 | 0.0301 |
| 0.95 | 234 | -0.1811 | 0.1655 | 0.0302 |
| 0.95 | 246 | -0.3656 | 0.1568 | 0.0309 |
| 0.95 | 258 | -0.5483 | 0.1827 | 0.0319 |
| 0.95 | 270 | -0.0305 | 0.2502 | 0.03 |