Measurement E141M82
| 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: | 3.15 GeV2 | |
| W: | 1.725 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.0979 | 0.0176 |
| -0.9 | 45.0 | 0.1721 | 0.0345 |
| -0.9 | 75.0 | 0.1331 | 0.0333 |
| -0.9 | 105.0 | 0.123 | 0.032 |
| -0.9 | 135.0 | 0.1006 | 0.03 |
| -0.9 | 165.0 | 0.1479 | 0.0382 |
| -0.9 | 195.0 | 0.1339 | 0.0315 |
| -0.9 | 225.0 | 0.1289 | 0.0358 |
| -0.9 | 255.0 | 0.1156 | 0.0229 |
| -0.9 | 285.0 | 0.1476 | 0.0332 |
| -0.9 | 315.0 | 0.1971 | 0.0405 |
| -0.7 | 15.0 | 0.1441 | 0.0331 |
| -0.7 | 45.0 | 0.1967 | 0.0322 |
| -0.7 | 75.0 | 0.128 | 0.0248 |
| -0.7 | 105.0 | 0.1241 | 0.0209 |
| -0.7 | 135.0 | 0.11 | 0.0254 |
| -0.7 | 165.0 | 0.1046 | 0.0218 |
| -0.7 | 195.0 | 0.1394 | 0.0268 |
| -0.7 | 225.0 | 0.1269 | 0.0203 |
| -0.7 | 255.0 | 0.1271 | 0.0226 |
| -0.7 | 285.0 | 0.1096 | 0.0194 |
| -0.7 | 315.0 | 0.1776 | 0.0364 |
| -0.7 | 345.0 | 0.1949 | 0.0544 |
| -0.5 | 45.0 | 0.1465 | 0.0316 |
| -0.5 | 75.0 | 0.1891 | 0.031 |
| -0.5 | 105.0 | 0.1818 | 0.027 |
| -0.5 | 135.0 | 0.1463 | 0.0221 |
| -0.5 | 165.0 | 0.1507 | 0.0251 |
| -0.5 | 195.0 | 0.1336 | 0.0228 |
| -0.5 | 225.0 | 0.1701 | 0.0258 |
| -0.5 | 255.0 | 0.1602 | 0.0243 |
| -0.5 | 285.0 | 0.1885 | 0.0381 |
| -0.5 | 315.0 | 0.1365 | 0.032 |
| -0.3 | 15.0 | 0.0828 | 0.0252 |
| -0.3 | 45.0 | 0.1852 | 0.0398 |
| -0.3 | 75.0 | 0.1837 | 0.033 |
| -0.3 | 105.0 | 0.2365 | 0.0305 |
| -0.3 | 135.0 | 0.2034 | 0.0308 |
| -0.3 | 165.0 | 0.1708 | 0.0229 |
| -0.3 | 195.0 | 0.1313 | 0.0168 |
| -0.3 | 225.0 | 0.1941 | 0.0269 |
| -0.3 | 255.0 | 0.2192 | 0.0285 |
| -0.3 | 285.0 | 0.2139 | 0.0334 |
| -0.1 | 15.0 | 0.1441 | 0.0478 |
| -0.1 | 45.0 | 0.267 | 0.0608 |
| -0.1 | 75.0 | 0.3649 | 0.0528 |
| -0.1 | 105.0 | 0.366 | 0.0478 |
| -0.1 | 135.0 | 0.3294 | 0.044 |
| -0.1 | 165.0 | 0.1972 | 0.0252 |
| -0.1 | 195.0 | 0.2259 | 0.0273 |
| -0.1 | 225.0 | 0.3274 | 0.0417 |
| -0.1 | 255.0 | 0.3352 | 0.0441 |
| -0.1 | 285.0 | 0.4012 | 0.0742 |
| -0.1 | 315.0 | 0.1778 | 0.0448 |
| 0.1 | 45.0 | 0.3069 | 0.0562 |
| 0.1 | 75.0 | 0.4548 | 0.0612 |
| 0.1 | 105.0 | 0.3285 | 0.0459 |
| 0.1 | 135.0 | 0.2065 | 0.0295 |
| 0.1 | 165.0 | 0.1611 | 0.0178 |
| 0.1 | 195.0 | 0.1338 | 0.0167 |
| 0.1 | 225.0 | 0.1566 | 0.0226 |
| 0.1 | 255.0 | 0.3043 | 0.0466 |
| 0.1 | 285.0 | 0.4212 | 0.0693 |
| 0.1 | 315.0 | 0.2764 | 0.0565 |
| 0.3 | 15.0 | 0.2172 | 0.0588 |
| 0.3 | 45.0 | 0.3406 | 0.0457 |
| 0.3 | 75.0 | 0.3976 | 0.0479 |
| 0.3 | 105.0 | 0.4328 | 0.0624 |
| 0.3 | 135.0 | 0.2776 | 0.0395 |
| 0.3 | 165.0 | 0.121 | 0.0123 |
| 0.3 | 195.0 | 0.1211 | 0.0123 |
| 0.3 | 225.0 | 0.2582 | 0.0374 |
| 0.3 | 255.0 | 0.479 | 0.0713 |
| 0.3 | 285.0 | 0.449 | 0.0607 |
| 0.3 | 315.0 | 0.3924 | 0.0578 |
| 0.5 | 15.0 | 0.2958 | 0.0598 |
| 0.5 | 45.0 | 0.2893 | 0.0452 |
| 0.5 | 75.0 | 0.4704 | 0.062 |
| 0.5 | 105.0 | 0.541 | 0.0831 |
| 0.5 | 135.0 | 0.4993 | 0.0834 |
| 0.5 | 165.0 | 0.2666 | 0.034 |
| 0.5 | 195.0 | 0.292 | 0.037 |
| 0.5 | 225.0 | 0.4647 | 0.075 |
| 0.5 | 255.0 | 0.5093 | 0.0848 |
| 0.5 | 285.0 | 0.3212 | 0.0487 |
| 0.5 | 315.0 | 0.3404 | 0.0608 |
| 0.5 | 345.0 | 0.317 | 0.0979 |
| 0.7 | 15.0 | 0.2552 | 0.0381 |
| 0.7 | 45.0 | 0.4985 | 0.0736 |
| 0.7 | 75.0 | 0.6086 | 0.0822 |
| 0.7 | 105.0 | 0.6659 | 0.0988 |
| 0.7 | 135.0 | 0.6321 | 0.0958 |
| 0.7 | 165.0 | 0.5626 | 0.0768 |
| 0.7 | 195.0 | 0.5123 | 0.0727 |
| 0.7 | 225.0 | 0.5401 | 0.0818 |
| 0.7 | 255.0 | 0.5711 | 0.0841 |
| 0.7 | 285.0 | 0.4974 | 0.0739 |
| 0.7 | 315.0 | 0.4555 | 0.0829 |
| 0.7 | 345.0 | 0.2659 | 0.0395 |
| 0.9 | 15.0 | 0.5773 | 0.0676 |
| 0.9 | 45.0 | 0.5195 | 0.0669 |
| 0.9 | 75.0 | 0.49 | 0.0556 |
| 0.9 | 105.0 | 0.5212 | 0.0675 |
| 0.9 | 135.0 | 0.5443 | 0.0698 |
| 0.9 | 165.0 | 0.4493 | 0.0545 |
| 0.9 | 195.0 | 0.449 | 0.0563 |
| 0.9 | 225.0 | 0.5394 | 0.0689 |
| 0.9 | 255.0 | 0.56 | 0.0682 |
| 0.9 | 285.0 | 0.4511 | 0.0556 |
| 0.9 | 315.0 | 0.5055 | 0.0613 |
| 0.9 | 345.0 | 0.5457 | 0.0651 |
Experiment comment: