Measurement E141M6
| 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: | 1.8 GeV2 | |
| W: | 1.655 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 1.3141 | 0.1611 |
| -0.9 | 45.0 | 1.1224 | 0.1409 |
| -0.9 | 75.0 | 1.2635 | 0.187 |
| -0.9 | 105.0 | 0.9161 | 0.1418 |
| -0.9 | 135.0 | 1.0438 | 0.1472 |
| -0.9 | 165.0 | 0.5792 | 0.1185 |
| -0.9 | 195.0 | 0.8257 | 0.2767 |
| -0.9 | 225.0 | 1.0641 | 0.1602 |
| -0.9 | 255.0 | 0.6528 | 0.092 |
| -0.9 | 285.0 | 1.0652 | 0.1471 |
| -0.9 | 315.0 | 1.1877 | 0.1363 |
| -0.9 | 345.0 | 1.3928 | 0.1612 |
| -0.7 | 15.0 | 1.0833 | 0.1447 |
| -0.7 | 45.0 | 1.2518 | 0.1447 |
| -0.7 | 75.0 | 1.2371 | 0.1538 |
| -0.7 | 105.0 | 1.1391 | 0.1184 |
| -0.7 | 135.0 | 0.8086 | 0.0944 |
| -0.7 | 165.0 | 0.7099 | 0.1027 |
| -0.7 | 195.0 | 0.6958 | 0.0883 |
| -0.7 | 225.0 | 0.7942 | 0.0975 |
| -0.7 | 255.0 | 1.065 | 0.1172 |
| -0.7 | 285.0 | 0.955 | 0.1243 |
| -0.7 | 315.0 | 1.0814 | 0.139 |
| -0.7 | 345.0 | 1.207 | 0.1806 |
| -0.5 | 15.0 | 0.7295 | 0.1242 |
| -0.5 | 45.0 | 1.146 | 0.1608 |
| -0.5 | 75.0 | 1.5548 | 0.1797 |
| -0.5 | 105.0 | 1.5049 | 0.1363 |
| -0.5 | 135.0 | 0.916 | 0.0939 |
| -0.5 | 165.0 | 0.8278 | 0.0895 |
| -0.5 | 195.0 | 0.9326 | 0.0992 |
| -0.5 | 225.0 | 1.0188 | 0.1118 |
| -0.5 | 255.0 | 1.6064 | 0.1478 |
| -0.5 | 285.0 | 1.3124 | 0.1516 |
| -0.5 | 315.0 | 1.0234 | 0.1289 |
| -0.5 | 345.0 | 0.4767 | 0.0974 |
| -0.3 | 15.0 | 0.5292 | 0.0982 |
| -0.3 | 45.0 | 0.9996 | 0.1696 |
| -0.3 | 75.0 | 1.4073 | 0.1562 |
| -0.3 | 105.0 | 1.5507 | 0.1392 |
| -0.3 | 135.0 | 1.2484 | 0.1197 |
| -0.3 | 165.0 | 1.0532 | 0.0971 |
| -0.3 | 195.0 | 0.9582 | 0.0833 |
| -0.3 | 225.0 | 1.1234 | 0.1128 |
| -0.3 | 255.0 | 1.3183 | 0.1161 |
| -0.3 | 285.0 | 1.4609 | 0.1544 |
| -0.3 | 315.0 | 1.1588 | 0.2031 |
| -0.3 | 345.0 | 0.3339 | 0.0692 |
| -0.1 | 45.0 | 0.9476 | 0.143 |
| -0.1 | 75.0 | 1.3743 | 0.1259 |
| -0.1 | 105.0 | 1.4403 | 0.1295 |
| -0.1 | 165.0 | 1.2071 | 0.0904 |
| -0.1 | 195.0 | 1.3223 | 0.0971 |
| -0.1 | 225.0 | 1.2268 | 0.1178 |
| -0.1 | 255.0 | 1.354 | 0.1204 |
| -0.1 | 285.0 | 1.2262 | 0.1156 |
| -0.1 | 345.0 | 0.1676 | 0.0349 |
| 0.1 | 15.0 | 0.6061 | 0.1231 |
| 0.1 | 45.0 | 1.2457 | 0.1487 |
| 0.1 | 75.0 | 1.8317 | 0.1545 |
| 0.1 | 105.0 | 1.8221 | 0.1599 |
| 0.1 | 135.0 | 1.1091 | 0.1134 |
| 0.1 | 165.0 | 1.2644 | 0.0928 |
| 0.1 | 195.0 | 1.4175 | 0.1001 |
| 0.1 | 225.0 | 1.3515 | 0.1345 |
| 0.1 | 255.0 | 1.3541 | 0.1181 |
| 0.1 | 285.0 | 1.6618 | 0.1595 |
| 0.1 | 315.0 | 1.1351 | 0.1585 |
| 0.3 | 15.0 | 0.7083 | 0.1073 |
| 0.3 | 45.0 | 1.4495 | 0.1017 |
| 0.3 | 105.0 | 1.516 | 0.111 |
| 0.3 | 135.0 | 1.487 | 0.1173 |
| 0.3 | 165.0 | 1.3323 | 0.089 |
| 0.3 | 195.0 | 1.1754 | 0.0817 |
| 0.3 | 225.0 | 1.6405 | 0.1269 |
| 0.3 | 255.0 | 1.6181 | 0.1257 |
| 0.3 | 285.0 | 1.4856 | 0.1243 |
| 0.3 | 315.0 | 1.4794 | 0.1247 |
| 0.3 | 345.0 | 1.0988 | 0.1675 |
| 0.5 | 15.0 | 1.2683 | 0.1512 |
| 0.5 | 45.0 | 1.2982 | 0.0948 |
| 0.5 | 75.0 | 2.2976 | 0.1723 |
| 0.5 | 105.0 | 2.4671 | 0.2152 |
| 0.5 | 135.0 | 1.358 | 0.1129 |
| 0.5 | 165.0 | 1.3096 | 0.096 |
| 0.5 | 195.0 | 1.3139 | 0.0976 |
| 0.5 | 225.0 | 1.7406 | 0.1464 |
| 0.5 | 255.0 | 2.3183 | 0.2312 |
| 0.5 | 285.0 | 2.1031 | 0.2046 |
| 0.5 | 315.0 | 1.3185 | 0.1126 |
| 0.5 | 345.0 | 0.927 | 0.1251 |
| 0.7 | 15.0 | 0.9748 | 0.0764 |
| 0.7 | 45.0 | 1.7316 | 0.1345 |
| 0.7 | 75.0 | 2.7554 | 0.2084 |
| 0.7 | 105.0 | 3.2616 | 0.2975 |
| 0.7 | 135.0 | 2.2569 | 0.1898 |
| 0.7 | 165.0 | 1.4098 | 0.11 |
| 0.7 | 195.0 | 1.4254 | 0.1115 |
| 0.7 | 225.0 | 2.0683 | 0.1695 |
| 0.7 | 255.0 | 3.2348 | 0.3101 |
| 0.7 | 285.0 | 3.0082 | 0.2651 |
| 0.7 | 315.0 | 1.6021 | 0.1422 |
| 0.7 | 345.0 | 1.1072 | 0.0891 |
| 0.9 | 15.0 | 1.2726 | 0.0783 |
| 0.9 | 45.0 | 1.3319 | 0.0869 |
| 0.9 | 75.0 | 1.571 | 0.1045 |
| 0.9 | 105.0 | 1.8251 | 0.1396 |
| 0.9 | 135.0 | 1.5343 | 0.1259 |
| 0.9 | 165.0 | 1.419 | 0.1269 |
| 0.9 | 195.0 | 1.3593 | 0.1176 |
| 0.9 | 225.0 | 1.6413 | 0.134 |
| 0.9 | 255.0 | 2.1498 | 0.1674 |
| 0.9 | 285.0 | 1.6046 | 0.1094 |
| 0.9 | 315.0 | 1.4333 | 0.0934 |
| 0.9 | 345.0 | 1.3336 | 0.084 |
Experiment comment: