Measurement E151M2522
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.3829 | |
| Q2: | 0.1205 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.7589 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.45 | 282.0 | -0.1548 | 0.2571 |
| 0.55 | 258.0 | 0.2625 | 0.2145 |
| 0.55 | 270.0 | 0.0171 | 0.2103 |
| 0.55 | 282.0 | 0.4311 | 0.2091 |
| 0.65 | 258.0 | -0.0849 | 0.2254 |
| 0.65 | 270.0 | -0.0945 | 0.2206 |
| 0.65 | 282.0 | 0.0235 | 0.2327 |
| 0.75 | 246.0 | -0.123 | 0.2639 |
| 0.75 | 258.0 | -0.2292 | 0.2041 |
| 0.75 | 270.0 | 0.0572 | 0.2091 |
| 0.75 | 282.0 | -0.4187 | 0.209 |
| 0.85 | 114.0 | 0.4527 | 0.2207 |
| 0.85 | 126.0 | 0.1549 | 0.2268 |
| 0.85 | 138.0 | 0.0103 | 0.2568 |
| 0.85 | 150.0 | 0.1287 | 0.2548 |
| 0.85 | 162.0 | -0.063 | 0.2453 |
| 0.85 | 174.0 | -0.1639 | 0.2519 |
| 0.85 | 186.0 | 0.0553 | 0.2564 |
| 0.85 | 270.0 | -0.4008 | 0.1846 |
| 0.85 | 282.0 | -0.0297 | 0.1851 |
| 0.85 | 294.0 | 0.0439 | 0.233 |
| 0.95 | 126.0 | 0.3909 | 0.2147 |
| 0.95 | 150.0 | 0.137 | 0.2498 |
| 0.95 | 186.0 | -0.4924 | 0.2344 |
| 0.95 | 198.0 | -0.0516 | 0.2437 |
Experiment comment: