Measurement E151M2449
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1621 | |
| Q2: | 0.0171 GeV2 | |
| W: | 1205.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.9307 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.35 | 42.0 | 0.2411 | 0.2442 |
| 0.55 | 258.0 | -0.1941 | 0.2101 |
| 0.55 | 270.0 | 0.228 | 0.1862 |
| 0.55 | 282.0 | 0.0352 | 0.1992 |
| 0.65 | 246.0 | 0.0672 | 0.2386 |
| 0.65 | 258.0 | -0.2589 | 0.1611 |
| 0.65 | 270.0 | 0.2576 | 0.1636 |
| 0.75 | 162.0 | 0.1505 | 0.2044 |
| 0.75 | 174.0 | 0.3146 | 0.1824 |
| 0.75 | 186.0 | -0.2352 | 0.2211 |
| 0.75 | 198.0 | -0.2229 | 0.2215 |
| 0.75 | 210.0 | -0.0996 | 0.2425 |
| 0.75 | 234.0 | 0.2105 | 0.2321 |
| 0.75 | 246.0 | 0.0985 | 0.2167 |
| 0.75 | 258.0 | -0.1718 | 0.2158 |
| 0.75 | 270.0 | -0.0714 | 0.238 |
| 0.85 | 162.0 | 0.354 | 0.1813 |
| 0.85 | 174.0 | -0.0065 | 0.1836 |
| 0.85 | 186.0 | 0.1008 | 0.2403 |
| 0.85 | 198.0 | 0.139 | 0.2134 |
| 0.85 | 210.0 | -0.3827 | 0.2336 |
Experiment comment: