Measurement E151M2585
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 0.1796 | |
| Q2: | 0.101 GeV2 | |
| W: | 1385.0 GeV | |
| Ebeam: | 1.0539 GeV | |
| ε: | 0.6553 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 246.0 | -0.3755 | 0.1925 |
| 0.55 | 258.0 | -0.1649 | 0.2607 |
| 0.55 | 270.0 | 0.0238 | 0.2176 |
| 0.65 | 138.0 | 0.2759 | 0.2422 |
| 0.65 | 246.0 | 0.3275 | 0.1778 |
| 0.65 | 258.0 | -0.2059 | 0.1952 |
| 0.65 | 270.0 | -0.1413 | 0.2043 |
| 0.75 | 138.0 | -0.4502 | 0.2213 |
| 0.75 | 186.0 | 0.4914 | 0.213 |
| 0.75 | 222.0 | -0.3271 | 0.2369 |
| 0.75 | 234.0 | 0.3561 | 0.2007 |
| 0.75 | 246.0 | -0.0944 | 0.2342 |
| 0.75 | 258.0 | -0.1409 | 0.1948 |
| 0.75 | 270.0 | 0.4354 | 0.1858 |
| 0.85 | 126.0 | -0.1644 | 0.2357 |
| 0.85 | 138.0 | -0.233 | 0.2275 |
| 0.85 | 162.0 | 0.2457 | 0.2152 |
| 0.85 | 234.0 | -0.1714 | 0.2186 |
| 0.85 | 246.0 | 0.2169 | 0.2341 |
| 0.85 | 258.0 | -0.5273 | 0.1683 |
| 0.85 | 270.0 | -0.054 | 0.1774 |
| 0.85 | 282.0 | 0.0428 | 0.2236 |
| 0.95 | 162.0 | 0.1283 | 0.2558 |
| 0.95 | 258.0 | 0.0527 | 0.2305 |
Experiment comment: