Measurement E151M7
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2241 | |
| Q2: | 0.0245 GeV2 | |
| W: | 1205.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.9247 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.25 | 54.0 | 0.5729 | 0.516 |
| 0.35 | 54.0 | -0.3771 | 0.4824 |
| 0.45 | 270.0 | 0.2809 | 0.5002 |
| 0.45 | 282.0 | -0.3988 | 0.4394 |
| 0.55 | 258.0 | 0.1304 | 0.4162 |
| 0.55 | 270.0 | -0.4045 | 0.3234 |
| 0.55 | 282.0 | -1.2211 | 0.2619 |
| 0.65 | 246.0 | 0.5278 | 0.4385 |
| 0.65 | 258.0 | -0.0685 | 0.3248 |
| 0.65 | 270.0 | -0.3166 | 0.2698 |
| 0.75 | 162.0 | 0.668 | 0.4103 |
| 0.75 | 174.0 | -0.3737 | 0.3975 |
| 0.75 | 186.0 | -0.4836 | 0.4016 |
| 0.75 | 198.0 | 0.007 | 0.3878 |
| 0.75 | 210.0 | 0.2556 | 0.48 |
| 0.75 | 234.0 | -0.1382 | 0.4643 |
| 0.75 | 246.0 | -0.1826 | 0.4032 |
| 0.75 | 258.0 | -0.0823 | 0.3337 |
| 0.75 | 270.0 | 0.8008 | 0.4923 |
| 0.85 | 150.0 | -0.7347 | 0.3348 |
| 0.85 | 162.0 | 0.0609 | 0.391 |
| 0.85 | 174.0 | -0.264 | 0.338 |
| 0.85 | 186.0 | 0.4138 | 0.3434 |
| 0.85 | 198.0 | -0.3935 | 0.3495 |
| 0.85 | 210.0 | -0.1565 | 0.4309 |
| 0.85 | 222.0 | 0.4383 | 0.4701 |
Experiment comment: