Measurement E151M3384
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | ALU | |
| εL: | 1.071 | |
| Q2: | 0.1715 GeV2 | |
| W: | 1205.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.9793 | |
| cos(θπ+) | φ(π+), [deg] | ALU | uncertainty |
|---|---|---|---|
| 0.55 | 282.0 | -0.3837 | 0.2154 |
| 0.65 | 270.0 | 0.3395 | 0.2428 |
| 0.65 | 282.0 | -0.3311 | 0.1897 |
| 0.65 | 294.0 | -0.0138 | 0.2628 |
| 0.75 | 270.0 | -0.0548 | 0.2179 |
| 0.75 | 282.0 | 0.1076 | 0.2121 |
| 0.85 | 66.0 | -0.1699 | 0.2686 |
| 0.85 | 78.0 | 0.1499 | 0.1979 |
| 0.85 | 90.0 | 0.288 | 0.2165 |
| 0.85 | 102.0 | -0.2904 | 0.195 |
| 0.85 | 114.0 | -0.302 | 0.2528 |
| 0.85 | 270.0 | -0.4992 | 0.218 |
| 0.85 | 282.0 | 0.3551 | 0.302 |
| 0.95 | 54.0 | -0.1711 | 0.2828 |
| 0.95 | 78.0 | -0.3415 | 0.2145 |
| 0.95 | 90.0 | -0.0934 | 0.2063 |
| 0.95 | 102.0 | 0.1651 | 0.2075 |
| 0.95 | 114.0 | 0.5515 | 0.2016 |
| 0.95 | 126.0 | -0.1339 | 0.2095 |
| 0.95 | 138.0 | -0.3438 | 0.2728 |
Experiment comment: