Measurement E151M2529
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.0321 | |
| Q2: | 0.0084 GeV2 | |
| W: | 1325.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.8418 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.45 | 42.0 | -0.3431 | 0.2274 |
| 0.45 | 54.0 | 0.5064 | 0.1896 |
| 0.55 | 42.0 | 0.3489 | 0.2064 |
| 0.55 | 54.0 | -0.0125 | 0.2459 |
| 0.55 | 222.0 | 0.1987 | 0.2327 |
| 0.55 | 234.0 | 0.0798 | 0.1959 |
| 0.55 | 246.0 | -0.1425 | 0.1913 |
| 0.55 | 258.0 | 0.498 | 0.1847 |
| 0.65 | 42.0 | -0.1642 | 0.237 |
| 0.65 | 210.0 | -0.0036 | 0.2464 |
| 0.65 | 222.0 | 0.1763 | 0.2293 |
| 0.65 | 234.0 | -0.3169 | 0.147 |
| 0.65 | 246.0 | -0.1948 | 0.1705 |
| 0.65 | 258.0 | -0.0816 | 0.1865 |
| 0.75 | 150.0 | 0.3044 | 0.2292 |
| 0.75 | 174.0 | 0.0551 | 0.2502 |
| 0.75 | 222.0 | 0.0935 | 0.2047 |
| 0.75 | 234.0 | -0.0891 | 0.167 |
| 0.75 | 246.0 | -0.3046 | 0.1702 |
| 0.75 | 258.0 | 0.1854 | 0.1992 |
| 0.85 | 222.0 | -0.1428 | 0.2255 |
| 0.85 | 234.0 | -0.2206 | 0.2064 |
| 0.85 | 246.0 | -0.102 | 0.1903 |
| 0.85 | 258.0 | -0.0377 | 0.234 |
Experiment comment: