Measurement E141M106
| Experiment: | Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS | |
|---|---|---|
| Year: | 2014 | |
| Spokespersons: | K. Park, V.D. Burkert, I.G. Aznauryan | |
| Reaction: | ep → π+n | |
| Polarization: | beam | |
| Quantity: | dσ/dΩ | |
| Q2: | 4.0 GeV2 | |
| W: | 1.735 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 45.0 | 0.0399 | 0.018 |
| -0.9 | 75.0 | 0.0221 | 0.0113 |
| -0.9 | 255.0 | 0.0178 | 0.0049 |
| -0.9 | 285.0 | 0.0134 | 0.0048 |
| -0.9 | 345.0 | 0.0119 | 0.0061 |
| -0.7 | 135.0 | 2.9183 | 1.046 |
| -0.7 | 165.0 | 2.7342 | 0.9991 |
| -0.7 | 195.0 | 3.1589 | 1.0392 |
| -0.7 | 225.0 | 3.5763 | 1.2608 |
| -0.7 | 255.0 | 0.0186 | 0.0052 |
| -0.5 | 45.0 | 0.0178 | 0.0052 |
| -0.5 | 75.0 | 0.0304 | 0.0082 |
| -0.5 | 135.0 | 0.0976 | 0.0235 |
| -0.5 | 165.0 | 0.0827 | 0.0214 |
| -0.5 | 195.0 | 0.0899 | 0.0205 |
| -0.5 | 225.0 | 0.0289 | 0.0064 |
| -0.5 | 255.0 | 0.0289 | 0.0062 |
| -0.5 | 285.0 | 0.0305 | 0.0091 |
| -0.3 | 45.0 | 0.1167 | 0.0378 |
| -0.3 | 75.0 | 0.137 | 0.0349 |
| -0.3 | 105.0 | 0.128 | 0.023 |
| -0.3 | 135.0 | 0.1637 | 0.0327 |
| -0.3 | 165.0 | 0.1084 | 0.0206 |
| -0.3 | 195.0 | 0.099 | 0.0192 |
| -0.3 | 225.0 | 0.0983 | 0.0193 |
| -0.3 | 255.0 | 0.1019 | 0.0213 |
| -0.1 | 45.0 | 0.0469 | 0.0132 |
| -0.1 | 75.0 | 0.2156 | 0.0465 |
| -0.1 | 105.0 | 0.1627 | 0.0311 |
| -0.1 | 135.0 | 0.1067 | 0.02 |
| -0.1 | 165.0 | 0.1116 | 0.0189 |
| -0.1 | 195.0 | 0.1666 | 0.0275 |
| -0.1 | 225.0 | 0.0949 | 0.0209 |
| -0.1 | 255.0 | 0.1195 | 0.0306 |
| -0.1 | 285.0 | 0.1196 | 0.0322 |
| 0.1 | 45.0 | 0.1138 | 0.026 |
| 0.1 | 75.0 | 0.1774 | 0.0349 |
| 0.1 | 105.0 | 0.2097 | 0.0466 |
| 0.1 | 135.0 | 0.1579 | 0.0375 |
| 0.1 | 165.0 | 0.087 | 0.0145 |
| 0.1 | 195.0 | 0.079 | 0.0134 |
| 0.1 | 225.0 | 0.1704 | 0.0403 |
| 0.1 | 255.0 | 0.2224 | 0.0621 |
| 0.1 | 315.0 | 0.112 | 0.0321 |
| 0.3 | 45.0 | 0.1179 | 0.0227 |
| 0.3 | 75.0 | 0.2145 | 0.0393 |
| 0.3 | 105.0 | 0.1351 | 0.0229 |
| 0.3 | 135.0 | 0.1742 | 0.0377 |
| 0.3 | 165.0 | 0.1302 | 0.0199 |
| 0.3 | 195.0 | 0.0954 | 0.0158 |
| 0.3 | 225.0 | 0.204 | 0.0476 |
| 0.3 | 255.0 | 0.17 | 0.0432 |
| 0.3 | 285.0 | 0.1646 | 0.0407 |
| 0.3 | 315.0 | 0.1421 | 0.0272 |
| 0.5 | 15.0 | 0.0256 | 0.0112 |
| 0.5 | 45.0 | 0.251 | 0.0588 |
| 0.5 | 75.0 | 0.2988 | 0.0678 |
| 0.5 | 105.0 | 0.2084 | 0.0447 |
| 0.5 | 135.0 | 0.1492 | 0.0371 |
| 0.5 | 165.0 | 0.1866 | 0.0397 |
| 0.5 | 195.0 | 0.1863 | 0.0407 |
| 0.5 | 225.0 | 0.2101 | 0.0556 |
| 0.5 | 255.0 | 0.229 | 0.0568 |
| 0.5 | 285.0 | 0.1793 | 0.0424 |
| 0.5 | 315.0 | 0.2987 | 0.0958 |
| 0.7 | 15.0 | 0.1817 | 0.0614 |
| 0.7 | 45.0 | 0.2025 | 0.0483 |
| 0.7 | 75.0 | 0.3753 | 0.0998 |
| 0.7 | 105.0 | 0.3421 | 0.0689 |
| 0.7 | 135.0 | 0.3247 | 0.071 |
| 0.7 | 165.0 | 0.2023 | 0.0383 |
| 0.7 | 195.0 | 0.1518 | 0.0298 |
| 0.7 | 225.0 | 0.1744 | 0.0381 |
| 0.7 | 255.0 | 0.2683 | 0.0627 |
| 0.7 | 285.0 | 0.3084 | 0.0751 |
| 0.7 | 315.0 | 0.3377 | 0.0922 |
| 0.7 | 345.0 | 0.0982 | 0.0272 |
| 0.9 | 15.0 | 0.3815 | 0.0641 |
| 0.9 | 45.0 | 0.2555 | 0.0407 |
| 0.9 | 75.0 | 0.4777 | 0.0982 |
| 0.9 | 105.0 | 0.3813 | 0.0726 |
| 0.9 | 135.0 | 0.365 | 0.0525 |
| 0.9 | 165.0 | 0.3553 | 0.087 |
| 0.9 | 195.0 | 0.4112 | 0.0996 |
| 0.9 | 225.0 | 0.3698 | 0.0572 |
| 0.9 | 255.0 | 0.4893 | 0.1043 |
| 0.9 | 285.0 | 0.3804 | 0.0669 |
| 0.9 | 315.0 | 0.2058 | 0.0355 |
| 0.9 | 345.0 | 0.3867 | 0.063 |
Experiment comment: