Measurement E151M2628
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0106 | |
| Q2: | 0.0084 GeV2 | |
| W: | 1475.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.6052 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 42.0 | -0.0991 | 0.1778 |
| 0.35 | 54.0 | 0.0984 | 0.1894 |
| 0.45 | 42.0 | -0.0854 | 0.2279 |
| 0.45 | 54.0 | 0.1911 | 0.1791 |
| 0.45 | 66.0 | 0.0748 | 0.2095 |
| 0.45 | 234.0 | 0.1523 | 0.2297 |
| 0.55 | 42.0 | 0.0353 | 0.259 |
| 0.55 | 162.0 | 0.0018 | 0.2537 |
| 0.55 | 174.0 | 0.0603 | 0.2443 |
| 0.55 | 210.0 | -0.2928 | 0.2317 |
| 0.55 | 222.0 | 0.2228 | 0.2271 |
| 0.55 | 234.0 | 0.1429 | 0.1957 |
| 0.55 | 246.0 | -0.141 | 0.2038 |
| 0.65 | 210.0 | -0.3327 | 0.2346 |
| 0.65 | 222.0 | -0.0795 | 0.2101 |
| 0.65 | 234.0 | 0.2281 | 0.2032 |
| 0.65 | 246.0 | -0.204 | 0.1978 |
| 0.75 | 222.0 | -0.1355 | 0.2356 |
| 0.75 | 234.0 | -0.595 | 0.1634 |
| 0.75 | 246.0 | 0.0412 | 0.1875 |
| 0.85 | 222.0 | -0.0126 | 0.1949 |
| 0.85 | 234.0 | -0.0095 | 0.2086 |
| 0.85 | 246.0 | 0.05 | 0.2285 |
Experiment comment: