Measurement E141M29
| 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: | 2.2 GeV2 | |
| W: | 1.655 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 1.031 | 0.1612 |
| -0.9 | 45.0 | 0.9732 | 0.1483 |
| -0.9 | 75.0 | 0.8884 | 0.1388 |
| -0.9 | 105.0 | 0.6872 | 0.105 |
| -0.9 | 135.0 | 0.8169 | 0.1201 |
| -0.9 | 165.0 | 0.5984 | 0.1522 |
| -0.9 | 195.0 | 0.6391 | 0.1925 |
| -0.9 | 225.0 | 0.8601 | 0.1428 |
| -0.9 | 255.0 | 0.572 | 0.1142 |
| -0.9 | 285.0 | 0.783 | 0.1212 |
| -0.9 | 315.0 | 1.0578 | 0.1517 |
| -0.9 | 345.0 | 0.9034 | 0.1241 |
| -0.7 | 15.0 | 0.602 | 0.1019 |
| -0.7 | 45.0 | 0.7589 | 0.1133 |
| -0.7 | 75.0 | 0.8947 | 0.1297 |
| -0.7 | 105.0 | 0.7726 | 0.0964 |
| -0.7 | 135.0 | 0.5273 | 0.0785 |
| -0.7 | 165.0 | 0.5042 | 0.0676 |
| -0.7 | 195.0 | 0.5467 | 0.0758 |
| -0.7 | 225.0 | 0.6444 | 0.0916 |
| -0.7 | 255.0 | 0.8124 | 0.0978 |
| -0.7 | 285.0 | 0.8324 | 0.1445 |
| -0.7 | 315.0 | 0.7968 | 0.1187 |
| -0.7 | 345.0 | 0.5838 | 0.0916 |
| -0.5 | 15.0 | 0.4166 | 0.095 |
| -0.5 | 45.0 | 0.7908 | 0.1268 |
| -0.5 | 75.0 | 0.9059 | 0.1323 |
| -0.5 | 105.0 | 1.0535 | 0.1179 |
| -0.5 | 135.0 | 0.728 | 0.0865 |
| -0.5 | 165.0 | 0.5726 | 0.0717 |
| -0.5 | 195.0 | 0.6217 | 0.0739 |
| -0.5 | 225.0 | 0.7083 | 0.0872 |
| -0.5 | 255.0 | 1.0267 | 0.1147 |
| -0.5 | 285.0 | 0.9321 | 0.1314 |
| -0.5 | 315.0 | 0.8465 | 0.1345 |
| -0.5 | 345.0 | 0.1227 | 0.0299 |
| -0.3 | 15.0 | 0.4954 | 0.1518 |
| -0.3 | 45.0 | 0.7619 | 0.1393 |
| -0.3 | 75.0 | 0.8232 | 0.0994 |
| -0.3 | 105.0 | 1.0824 | 0.1259 |
| -0.3 | 135.0 | 1.0205 | 0.1139 |
| -0.3 | 165.0 | 0.8539 | 0.081 |
| -0.3 | 195.0 | 0.7637 | 0.0774 |
| -0.3 | 225.0 | 0.8323 | 0.0891 |
| -0.3 | 255.0 | 0.9847 | 0.1001 |
| -0.3 | 285.0 | 0.7119 | 0.0893 |
| -0.1 | 15.0 | 0.3944 | 0.0847 |
| -0.1 | 45.0 | 0.6372 | 0.1329 |
| -0.1 | 75.0 | 0.9157 | 0.1017 |
| -0.1 | 105.0 | 0.6862 | 0.0734 |
| -0.1 | 135.0 | 0.5947 | 0.07 |
| -0.1 | 165.0 | 0.6309 | 0.0577 |
| -0.1 | 195.0 | 0.6511 | 0.0597 |
| -0.1 | 225.0 | 0.6344 | 0.0761 |
| -0.1 | 255.0 | 0.9578 | 0.1006 |
| -0.1 | 285.0 | 0.8944 | 0.1039 |
| 0.1 | 15.0 | 0.6339 | 0.1673 |
| 0.1 | 45.0 | 0.8319 | 0.1061 |
| 0.1 | 75.0 | 0.9298 | 0.1083 |
| 0.1 | 105.0 | 0.8301 | 0.0886 |
| 0.1 | 135.0 | 0.9993 | 0.1123 |
| 0.1 | 165.0 | 0.6471 | 0.0587 |
| 0.1 | 195.0 | 0.6936 | 0.0621 |
| 0.1 | 225.0 | 0.8461 | 0.091 |
| 0.1 | 255.0 | 0.9194 | 0.0924 |
| 0.1 | 285.0 | 1.1085 | 0.1463 |
| 0.1 | 315.0 | 0.7971 | 0.1421 |
| 0.3 | 15.0 | 0.5235 | 0.0816 |
| 0.3 | 45.0 | 1.0837 | 0.1037 |
| 0.3 | 75.0 | 1.3521 | 0.1236 |
| 0.3 | 105.0 | 1.1296 | 0.1015 |
| 0.3 | 135.0 | 0.8136 | 0.0762 |
| 0.3 | 165.0 | 0.795 | 0.0614 |
| 0.3 | 195.0 | 0.8253 | 0.0654 |
| 0.3 | 225.0 | 0.8765 | 0.085 |
| 0.3 | 255.0 | 0.9662 | 0.0966 |
| 0.3 | 285.0 | 1.338 | 0.1421 |
| 0.3 | 315.0 | 1.0765 | 0.1257 |
| 0.3 | 345.0 | 0.7268 | 0.1303 |
| 0.5 | 15.0 | 0.237 | 0.0339 |
| 0.5 | 45.0 | 0.7824 | 0.0827 |
| 0.5 | 75.0 | 1.1481 | 0.1087 |
| 0.5 | 105.0 | 1.2395 | 0.1356 |
| 0.5 | 135.0 | 0.9557 | 0.0964 |
| 0.5 | 165.0 | 0.536 | 0.0495 |
| 0.5 | 195.0 | 0.5271 | 0.0491 |
| 0.5 | 225.0 | 0.6899 | 0.0765 |
| 0.5 | 255.0 | 1.3427 | 0.1727 |
| 0.5 | 285.0 | 1.2632 | 0.1608 |
| 0.5 | 315.0 | 0.9012 | 0.1133 |
| 0.5 | 345.0 | 0.4169 | 0.0673 |
| 0.7 | 15.0 | 0.4177 | 0.0388 |
| 0.7 | 45.0 | 1.106 | 0.1188 |
| 0.7 | 75.0 | 1.4042 | 0.1305 |
| 0.7 | 105.0 | 1.759 | 0.1994 |
| 0.7 | 135.0 | 1.2927 | 0.1522 |
| 0.7 | 165.0 | 0.8397 | 0.0782 |
| 0.7 | 195.0 | 0.8216 | 0.0789 |
| 0.7 | 225.0 | 1.2771 | 0.1545 |
| 0.7 | 255.0 | 1.7728 | 0.2029 |
| 0.7 | 285.0 | 1.8014 | 0.1952 |
| 0.7 | 315.0 | 1.2818 | 0.1461 |
| 0.7 | 345.0 | 0.4659 | 0.044 |
| 0.9 | 15.0 | 1.2182 | 0.095 |
| 0.9 | 45.0 | 1.0589 | 0.0892 |
| 0.9 | 75.0 | 1.0658 | 0.0875 |
| 0.9 | 105.0 | 1.1038 | 0.0971 |
| 0.9 | 135.0 | 1.1682 | 0.118 |
| 0.9 | 165.0 | 1.2737 | 0.1342 |
| 0.9 | 195.0 | 1.0666 | 0.116 |
| 0.9 | 225.0 | 1.2606 | 0.1236 |
| 0.9 | 255.0 | 1.2203 | 0.1096 |
| 0.9 | 285.0 | 0.9911 | 0.0881 |
| 0.9 | 315.0 | 1.2972 | 0.1025 |
| 0.9 | 345.0 | 1.4289 | 0.1168 |
Experiment comment: