Measurement E141M17
| 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: | 1.765 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.301 | 0.1197 |
| -0.9 | 45.0 | 0.3544 | 0.1622 |
| -0.9 | 255.0 | 0.2462 | 0.0871 |
| -0.9 | 285.0 | 0.31 | 0.1253 |
| -0.9 | 345.0 | 0.2641 | 0.0753 |
| -0.7 | 15.0 | 0.1586 | 0.0975 |
| -0.7 | 45.0 | 0.2036 | 0.0497 |
| -0.7 | 75.0 | 0.2202 | 0.0736 |
| -0.7 | 105.0 | 0.1208 | 0.0235 |
| -0.7 | 135.0 | 0.1075 | 0.0226 |
| -0.7 | 165.0 | 0.1043 | 0.0389 |
| -0.7 | 195.0 | 0.0983 | 0.0301 |
| -0.7 | 225.0 | 0.1171 | 0.0345 |
| -0.7 | 255.0 | 0.1687 | 0.0404 |
| -0.7 | 285.0 | 0.1424 | 0.0435 |
| -0.7 | 315.0 | 0.1516 | 0.0277 |
| -0.7 | 345.0 | 0.1441 | 0.0543 |
| -0.5 | 15.0 | 0.2092 | 0.0823 |
| -0.5 | 45.0 | 0.2871 | 0.0562 |
| -0.5 | 75.0 | 0.3105 | 0.0564 |
| -0.5 | 105.0 | 0.2464 | 0.0377 |
| -0.5 | 135.0 | 0.2708 | 0.0493 |
| -0.5 | 165.0 | 0.1761 | 0.0316 |
| -0.5 | 195.0 | 0.178 | 0.0306 |
| -0.5 | 225.0 | 0.2548 | 0.0423 |
| -0.5 | 255.0 | 0.2072 | 0.0301 |
| -0.5 | 285.0 | 0.2571 | 0.0537 |
| -0.5 | 315.0 | 0.2339 | 0.0555 |
| -0.5 | 345.0 | 0.1981 | 0.072 |
| -0.3 | 15.0 | 0.1832 | 0.0511 |
| -0.3 | 45.0 | 0.3284 | 0.0705 |
| -0.3 | 75.0 | 0.5429 | 0.0803 |
| -0.3 | 105.0 | 0.4602 | 0.0571 |
| -0.3 | 135.0 | 0.3437 | 0.0458 |
| -0.3 | 165.0 | 0.2428 | 0.0298 |
| -0.3 | 195.0 | 0.2611 | 0.0354 |
| -0.3 | 225.0 | 0.3134 | 0.0434 |
| -0.3 | 255.0 | 0.4234 | 0.0491 |
| -0.3 | 285.0 | 0.3901 | 0.0579 |
| -0.3 | 315.0 | 0.5272 | 0.1392 |
| -0.1 | 15.0 | 0.3196 | 0.0759 |
| -0.1 | 45.0 | 0.4139 | 0.0764 |
| -0.1 | 75.0 | 0.7665 | 0.0907 |
| -0.1 | 105.0 | 0.7673 | 0.0931 |
| -0.1 | 135.0 | 0.54 | 0.0706 |
| -0.1 | 165.0 | 0.3684 | 0.0368 |
| -0.1 | 195.0 | 0.3708 | 0.0368 |
| -0.1 | 225.0 | 0.4876 | 0.0629 |
| -0.1 | 255.0 | 0.5476 | 0.0697 |
| -0.1 | 285.0 | 0.7488 | 0.0927 |
| 0.1 | 15.0 | 0.1723 | 0.041 |
| 0.1 | 45.0 | 0.5552 | 0.0783 |
| 0.1 | 75.0 | 0.8891 | 0.0975 |
| 0.1 | 105.0 | 0.6962 | 0.0837 |
| 0.1 | 135.0 | 0.6061 | 0.075 |
| 0.1 | 165.0 | 0.4174 | 0.0416 |
| 0.1 | 195.0 | 0.4009 | 0.0376 |
| 0.1 | 225.0 | 0.5159 | 0.0616 |
| 0.1 | 255.0 | 0.5991 | 0.0674 |
| 0.1 | 285.0 | 0.7327 | 0.0892 |
| 0.1 | 315.0 | 0.6627 | 0.1283 |
| 0.1 | 345.0 | 0.1219 | 0.0475 |
| 0.3 | 15.0 | 0.2281 | 0.0555 |
| 0.3 | 45.0 | 0.4784 | 0.0456 |
| 0.3 | 105.0 | 0.681 | 0.0615 |
| 0.3 | 135.0 | 0.575 | 0.0567 |
| 0.3 | 165.0 | 0.3414 | 0.0267 |
| 0.3 | 195.0 | 0.4098 | 0.032 |
| 0.3 | 225.0 | 0.5077 | 0.0524 |
| 0.3 | 255.0 | 0.6813 | 0.0713 |
| 0.3 | 285.0 | 0.8736 | 0.0953 |
| 0.3 | 315.0 | 0.3929 | 0.0483 |
| 0.3 | 345.0 | 0.3611 | 0.1084 |
| 0.5 | 15.0 | 0.2245 | 0.0407 |
| 0.5 | 45.0 | 0.4963 | 0.0465 |
| 0.5 | 75.0 | 1.0707 | 0.1003 |
| 0.5 | 105.0 | 1.115 | 0.1332 |
| 0.5 | 135.0 | 0.6714 | 0.0632 |
| 0.5 | 165.0 | 0.4542 | 0.0385 |
| 0.5 | 195.0 | 0.4375 | 0.0378 |
| 0.5 | 225.0 | 0.5702 | 0.0554 |
| 0.5 | 255.0 | 0.902 | 0.1251 |
| 0.5 | 285.0 | 0.8874 | 0.106 |
| 0.5 | 315.0 | 0.5379 | 0.0595 |
| 0.5 | 345.0 | 0.176 | 0.038 |
| 0.7 | 15.0 | 0.2526 | 0.0267 |
| 0.7 | 45.0 | 0.4104 | 0.0432 |
| 0.7 | 75.0 | 0.707 | 0.0636 |
| 0.7 | 105.0 | 1.0529 | 0.1167 |
| 0.7 | 135.0 | 1.0472 | 0.1152 |
| 0.7 | 165.0 | 0.7314 | 0.069 |
| 0.7 | 195.0 | 0.6946 | 0.0649 |
| 0.7 | 225.0 | 0.8793 | 0.0941 |
| 0.7 | 255.0 | 0.9682 | 0.1223 |
| 0.7 | 285.0 | 0.7671 | 0.0844 |
| 0.7 | 345.0 | 0.2421 | 0.0262 |
| 0.9 | 15.0 | 0.533 | 0.0373 |
| 0.9 | 45.0 | 0.5406 | 0.0405 |
| 0.9 | 75.0 | 0.6749 | 0.0476 |
| 0.9 | 105.0 | 0.7024 | 0.051 |
| 0.9 | 135.0 | 0.8317 | 0.0642 |
| 0.9 | 165.0 | 1.0069 | 0.079 |
| 0.9 | 195.0 | 0.8292 | 0.0669 |
| 0.9 | 225.0 | 0.9054 | 0.0699 |
| 0.9 | 255.0 | 0.7604 | 0.0571 |
| 0.9 | 285.0 | 0.6841 | 0.0489 |
| 0.9 | 315.0 | 0.5698 | 0.0429 |
| 0.9 | 345.0 | 0.5306 | 0.0395 |
Experiment comment: