Measurement E151M501
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.1708 | |
| Q2: | 0.0348 GeV2 | |
| W: | 1295.0 GeV | |
| Ebeam: | 1.9889 GeV | |
| ε: | 0.9637 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.35 | 306.0 | -0.2003 | 0.5888 |
| 0.45 | 66.0 | 1.2772 | 0.612 |
| 0.45 | 78.0 | -0.5376 | 0.5131 |
| 0.55 | 78.0 | 0.5882 | 0.5296 |
| 0.55 | 90.0 | -0.1627 | 0.5023 |
| 0.65 | 78.0 | -0.3908 | 0.5504 |
| 0.65 | 90.0 | -0.2516 | 0.5058 |
| 0.65 | 246.0 | 0.6308 | 0.5282 |
| 0.65 | 258.0 | 0.4069 | 0.4241 |
| 0.65 | 270.0 | -0.3531 | 0.4784 |
| 0.75 | 114.0 | 0.9132 | 0.6177 |
| 0.75 | 126.0 | -0.1107 | 0.5408 |
| 0.75 | 138.0 | -0.217 | 0.544 |
| 0.75 | 150.0 | 0.3039 | 0.6205 |
| 0.75 | 234.0 | -0.0366 | 0.4903 |
| 0.75 | 246.0 | -0.3106 | 0.3859 |
| 0.75 | 258.0 | 0.153 | 0.3668 |
| 0.75 | 270.0 | -0.5448 | 0.4005 |
| 0.85 | 126.0 | 0.5501 | 0.5942 |
| 0.85 | 138.0 | -0.8877 | 0.5048 |
| 0.85 | 150.0 | -0.1277 | 0.5557 |
| 0.85 | 222.0 | 0.1115 | 0.5611 |
| 0.85 | 234.0 | 0.8676 | 0.5135 |
| 0.85 | 246.0 | -0.3406 | 0.4068 |
| 0.85 | 258.0 | 0.8654 | 0.4428 |
Experiment comment: