Measurement E151M2860
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0878 | |
| Q2: | 0.101 GeV2 | |
| W: | 1535.0 GeV | |
| Ebeam: | 1.3383 GeV | |
| ε: | 0.6138 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 138.0 | 0.5615 | 0.2377 |
| 0.55 | 222.0 | 0.2284 | 0.2758 |
| 0.55 | 234.0 | -0.4044 | 0.25 |
| 0.55 | 246.0 | 0.16 | 0.228 |
| 0.65 | 138.0 | 0.343 | 0.2614 |
| 0.65 | 162.0 | -0.0099 | 0.2851 |
| 0.65 | 222.0 | 0.4228 | 0.2824 |
| 0.65 | 234.0 | 0.1362 | 0.2001 |
| 0.65 | 246.0 | 0.0123 | 0.2131 |
| 0.75 | 126.0 | -0.5884 | 0.2307 |
| 0.75 | 138.0 | 0.0918 | 0.2241 |
| 0.75 | 150.0 | 0.1272 | 0.2336 |
| 0.75 | 234.0 | -0.0381 | 0.2145 |
| 0.75 | 246.0 | -0.288 | 0.1726 |
| 0.75 | 258.0 | -0.5336 | 0.1412 |
| 0.85 | 210.0 | -0.5679 | 0.268 |
| 0.85 | 222.0 | -0.6393 | 0.1334 |
| 0.85 | 234.0 | -0.4828 | 0.2091 |
| 0.85 | 246.0 | 0.3106 | 0.1456 |
| 0.85 | 258.0 | -0.0402 | 0.2087 |
| 0.95 | 114.0 | 0.1787 | 0.3889 |
Experiment comment: