Measurement E151M3606
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0543 | |
| Q2: | 0.101 GeV2 | |
| W: | 1775.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.8592 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 270.0 | -0.1398 | 0.2837 |
| 0.55 | 114.0 | 0.1692 | 0.241 |
| 0.55 | 126.0 | 0.0072 | 0.2444 |
| 0.55 | 138.0 | -0.1682 | 0.262 |
| 0.65 | 114.0 | -0.1689 | 0.2633 |
| 0.65 | 126.0 | 0.2179 | 0.2221 |
| 0.65 | 138.0 | 0.0115 | 0.235 |
| 0.65 | 186.0 | -0.1238 | 0.2387 |
| 0.65 | 198.0 | 0.1578 | 0.2582 |
| 0.65 | 222.0 | 0.2923 | 0.2603 |
| 0.65 | 282.0 | -0.0356 | 0.2287 |
| 0.65 | 294.0 | -0.065 | 0.2727 |
| 0.75 | 90.0 | -0.0798 | 0.2833 |
| 0.75 | 102.0 | -0.0245 | 0.2093 |
| 0.75 | 114.0 | -0.0836 | 0.2747 |
| 0.75 | 138.0 | -0.084 | 0.2592 |
| 0.75 | 186.0 | 0.0633 | 0.2084 |
| 0.75 | 198.0 | -0.1862 | 0.2063 |
| 0.75 | 210.0 | -0.0327 | 0.1815 |
| 0.75 | 222.0 | -0.1445 | 0.21 |
| 0.75 | 234.0 | 0.8262 | 0.1863 |
| 0.75 | 258.0 | 0.1658 | 0.2506 |
| 0.75 | 270.0 | 0.0439 | 0.2209 |
| 0.75 | 282.0 | -0.3511 | 0.2126 |
| 0.75 | 294.0 | 0.1096 | 0.2634 |
| 0.85 | 90.0 | 0.0204 | 0.2225 |
| 0.85 | 102.0 | -0.1273 | 0.1998 |
| 0.85 | 114.0 | 0.15 | 0.1886 |
| 0.85 | 126.0 | 0.1937 | 0.1901 |
| 0.85 | 138.0 | 0.429 | 0.2426 |
| 0.85 | 174.0 | 0.0167 | 0.2334 |
| 0.85 | 186.0 | 0.0111 | 0.174 |
| 0.85 | 198.0 | 0.2858 | 0.1762 |
| 0.85 | 210.0 | 0.1057 | 0.1909 |
| 0.85 | 222.0 | 0.0181 | 0.1933 |
| 0.85 | 234.0 | 0.0554 | 0.2165 |
| 0.85 | 246.0 | 0.2312 | 0.2512 |
| 0.85 | 270.0 | 0.1076 | 0.2631 |
| 0.85 | 282.0 | -0.1562 | 0.2125 |
| 0.95 | 102.0 | -0.281 | 0.2459 |
| 0.95 | 186.0 | -0.0933 | 0.2522 |
| 0.95 | 198.0 | 0.1701 | 0.2292 |
| 0.95 | 210.0 | -0.1475 | 0.2166 |
| 0.95 | 222.0 | -0.4813 | 0.2225 |
| 0.95 | 234.0 | -0.1137 | 0.2497 |
Experiment comment: