Measurement E151M3091
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1596 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1565.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.8004 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.65 | 102.0 | 0.1923 | 0.2395 |
| 0.65 | 126.0 | 0.1112 | 0.2753 |
| 0.65 | 138.0 | -0.0062 | 0.281 |
| 0.75 | 102.0 | 0.005 | 0.2507 |
| 0.75 | 114.0 | 0.1883 | 0.242 |
| 0.75 | 126.0 | 0.5416 | 0.2192 |
| 0.75 | 138.0 | -0.3712 | 0.2326 |
| 0.75 | 210.0 | -0.3327 | 0.2513 |
| 0.75 | 222.0 | 0.2195 | 0.2874 |
| 0.75 | 234.0 | -0.0168 | 0.2888 |
| 0.75 | 246.0 | -0.2246 | 0.231 |
| 0.75 | 294.0 | -0.0187 | 0.2597 |
| 0.85 | 78.0 | -0.4339 | 0.2505 |
| 0.85 | 90.0 | 0.2166 | 0.2609 |
| 0.85 | 102.0 | 0.2513 | 0.2722 |
| 0.85 | 222.0 | -0.1301 | 0.2492 |
| 0.85 | 234.0 | 0.0381 | 0.2065 |
| 0.85 | 246.0 | -0.5914 | 0.216 |
| 0.95 | 90.0 | -0.2511 | 0.2671 |
| 0.95 | 222.0 | -0.075 | 0.2639 |
| 0.95 | 234.0 | -0.2299 | 0.256 |
| 0.95 | 246.0 | -0.4498 | 0.2074 |
| 0.95 | 258.0 | -0.2023 | 0.2738 |
| 0.95 | 270.0 | 0.5068 | 0.2045 |
Experiment comment: