Measurement E151M1117
| Experiment: | EG4 | |
|---|---|---|
| Year: | 2016 | |
| Spokesperson: | Xiaochao Zheng | |
| Reaction: | ep → π+n | |
| Polarization: | beam (longitudinal), target (longitudinal) | |
| Quantity: | AUL | |
| εL: | 0.2399 | |
| Q2: | 0.4155 GeV2 | |
| W: | 1655.0 GeV | |
| Ebeam: | 2.999 GeV | |
| ε: | 0.848 | |
| cos(θπ+) | φ(π+), [deg] | AUL | uncertainty |
|---|---|---|---|
| 0.55 | 90.0 | -1.3854 | 0.553 |
| 0.65 | 66.0 | 0.0726 | 0.8437 |
| 0.65 | 90.0 | -0.7431 | 0.7042 |
| 0.65 | 102.0 | -0.3402 | 0.8164 |
| 0.65 | 114.0 | -0.0563 | 0.7097 |
| 0.65 | 306.0 | 1.257 | 0.8386 |
| 0.75 | 66.0 | -0.4339 | 0.6889 |
| 0.75 | 78.0 | 0.9427 | 0.7983 |
| 0.75 | 102.0 | 0.3964 | 0.8113 |
| 0.75 | 114.0 | -0.358 | 0.6707 |
| 0.75 | 198.0 | -0.3702 | 0.8168 |
| 0.75 | 246.0 | -0.005 | 0.7785 |
| 0.85 | 66.0 | -0.857 | 0.5399 |
| 0.85 | 78.0 | -0.8923 | 0.612 |
| 0.85 | 90.0 | -0.3492 | 0.716 |
| 0.85 | 186.0 | -0.0563 | 0.819 |
| 0.85 | 198.0 | 2.3664 | 0.9169 |
| 0.85 | 210.0 | 1.2993 | 0.7208 |
| 0.85 | 222.0 | 1.8106 | 0.9044 |
| 0.85 | 234.0 | 1.7182 | 0.7432 |
| 0.85 | 246.0 | -0.0716 | 0.6341 |
| 0.85 | 258.0 | -0.559 | 0.5257 |
| 0.85 | 270.0 | -0.5844 | 0.5591 |
| 0.85 | 282.0 | -0.3162 | 0.6636 |
| 0.95 | 198.0 | -0.6967 | 0.6318 |
| 0.95 | 210.0 | -0.54 | 0.6736 |
| 0.95 | 222.0 | -0.3054 | 0.6554 |
| 0.95 | 234.0 | 0.0173 | 0.7236 |
| 0.95 | 246.0 | -0.3874 | 0.52 |
| 0.95 | 258.0 | -0.0149 | 0.6151 |
| 0.95 | 270.0 | 1.0009 | 0.6574 |
| 0.95 | 282.0 | -0.4817 | 0.6183 |
| 0.95 | 294.0 | -0.8056 | 0.4724 |
| 0.95 | 306.0 | 0.7706 | 0.6979 |
Experiment comment: