Measurement E141M51
| 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: | 2.6 GeV2 | |
| W: | 1.645 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.4896 | 0.082 |
| -0.9 | 45.0 | 0.546 | 0.0946 |
| -0.9 | 75.0 | 0.5486 | 0.1172 |
| -0.9 | 105.0 | 0.3971 | 0.0811 |
| -0.9 | 135.0 | 0.422 | 0.0843 |
| -0.9 | 165.0 | 0.4052 | 0.09 |
| -0.9 | 195.0 | 0.455 | 0.1048 |
| -0.9 | 225.0 | 0.4708 | 0.0988 |
| -0.9 | 255.0 | 0.4153 | 0.082 |
| -0.9 | 285.0 | 0.4935 | 0.0971 |
| -0.9 | 315.0 | 0.5322 | 0.1039 |
| -0.9 | 345.0 | 0.4226 | 0.0934 |
| -0.7 | 15.0 | 0.6288 | 0.1204 |
| -0.7 | 75.0 | 0.625 | 0.1237 |
| -0.7 | 105.0 | 0.6013 | 0.0938 |
| -0.7 | 135.0 | 0.6074 | 0.0905 |
| -0.7 | 165.0 | 0.4561 | 0.0822 |
| -0.7 | 195.0 | 0.4554 | 0.0715 |
| -0.7 | 225.0 | 0.4015 | 0.0666 |
| -0.7 | 255.0 | 0.6133 | 0.0965 |
| -0.7 | 285.0 | 0.5497 | 0.1059 |
| -0.7 | 315.0 | 0.5202 | 0.0934 |
| -0.7 | 345.0 | 0.5259 | 0.0978 |
| -0.5 | 15.0 | 0.1304 | 0.0349 |
| -0.5 | 45.0 | 0.7267 | 0.1558 |
| -0.5 | 75.0 | 0.6805 | 0.1127 |
| -0.5 | 105.0 | 0.6115 | 0.0983 |
| -0.5 | 135.0 | 0.5846 | 0.0803 |
| -0.5 | 165.0 | 0.5149 | 0.0721 |
| -0.5 | 195.0 | 0.4366 | 0.0654 |
| -0.5 | 225.0 | 0.4734 | 0.0702 |
| -0.5 | 255.0 | 0.6968 | 0.0968 |
| -0.5 | 285.0 | 0.8586 | 0.1466 |
| -0.5 | 315.0 | 0.6351 | 0.1347 |
| -0.3 | 45.0 | 0.6215 | 0.1655 |
| -0.3 | 75.0 | 0.4853 | 0.0775 |
| -0.3 | 105.0 | 0.5405 | 0.0726 |
| -0.3 | 135.0 | 0.5975 | 0.0819 |
| -0.3 | 165.0 | 0.5216 | 0.0669 |
| -0.3 | 195.0 | 0.5925 | 0.0754 |
| -0.3 | 225.0 | 0.5554 | 0.0708 |
| -0.3 | 255.0 | 0.6034 | 0.0812 |
| -0.3 | 285.0 | 0.6292 | 0.0975 |
| -0.1 | 15.0 | 0.3463 | 0.1282 |
| -0.1 | 45.0 | 0.5779 | 0.1509 |
| -0.1 | 75.0 | 0.6362 | 0.0979 |
| -0.1 | 105.0 | 0.5843 | 0.0852 |
| -0.1 | 135.0 | 0.6439 | 0.0795 |
| -0.1 | 165.0 | 0.6622 | 0.0741 |
| -0.1 | 195.0 | 0.6296 | 0.0715 |
| -0.1 | 225.0 | 0.5962 | 0.0754 |
| -0.1 | 255.0 | 0.5546 | 0.0759 |
| -0.1 | 285.0 | 0.5897 | 0.1023 |
| 0.1 | 45.0 | 0.6297 | 0.1043 |
| 0.1 | 75.0 | 0.6719 | 0.1045 |
| 0.1 | 105.0 | 0.5592 | 0.0754 |
| 0.1 | 135.0 | 0.6039 | 0.0782 |
| 0.1 | 165.0 | 0.562 | 0.062 |
| 0.1 | 195.0 | 0.5673 | 0.0616 |
| 0.1 | 225.0 | 0.6481 | 0.0887 |
| 0.1 | 255.0 | 0.5939 | 0.0839 |
| 0.1 | 285.0 | 0.7751 | 0.134 |
| 0.1 | 315.0 | 0.5196 | 0.1166 |
| 0.3 | 15.0 | 0.5004 | 0.1136 |
| 0.3 | 45.0 | 0.6115 | 0.0751 |
| 0.3 | 75.0 | 0.7755 | 0.0905 |
| 0.3 | 105.0 | 0.6593 | 0.075 |
| 0.3 | 135.0 | 0.5497 | 0.0695 |
| 0.3 | 165.0 | 0.5788 | 0.0526 |
| 0.3 | 195.0 | 0.5263 | 0.05 |
| 0.3 | 225.0 | 0.5929 | 0.0717 |
| 0.3 | 255.0 | 0.6697 | 0.0883 |
| 0.3 | 285.0 | 0.7569 | 0.1139 |
| 0.3 | 315.0 | 0.6427 | 0.0883 |
| 0.5 | 15.0 | 0.5676 | 0.1105 |
| 0.5 | 45.0 | 0.7846 | 0.1117 |
| 0.5 | 75.0 | 0.8948 | 0.1204 |
| 0.5 | 105.0 | 0.7567 | 0.1136 |
| 0.5 | 135.0 | 0.5813 | 0.0801 |
| 0.5 | 165.0 | 0.4682 | 0.0521 |
| 0.5 | 195.0 | 0.4253 | 0.0465 |
| 0.5 | 225.0 | 0.6744 | 0.0944 |
| 0.5 | 255.0 | 0.8207 | 0.1571 |
| 0.5 | 285.0 | 0.8595 | 0.128 |
| 0.5 | 315.0 | 0.7629 | 0.1256 |
| 0.5 | 345.0 | 0.3734 | 0.0711 |
| 0.7 | 15.0 | 0.7442 | 0.0961 |
| 0.7 | 45.0 | 0.9881 | 0.1432 |
| 0.7 | 75.0 | 1.2262 | 0.1507 |
| 0.7 | 105.0 | 1.0185 | 0.1276 |
| 0.7 | 135.0 | 1.0433 | 0.1644 |
| 0.7 | 165.0 | 0.6495 | 0.0824 |
| 0.7 | 195.0 | 0.7288 | 0.1001 |
| 0.7 | 225.0 | 0.9804 | 0.1534 |
| 0.7 | 255.0 | 1.0646 | 0.168 |
| 0.7 | 285.0 | 1.1654 | 0.1635 |
| 0.7 | 315.0 | 0.7623 | 0.1055 |
| 0.7 | 345.0 | 0.5827 | 0.0704 |
| 0.9 | 15.0 | 0.919 | 0.1009 |
| 0.9 | 45.0 | 0.8941 | 0.0908 |
| 0.9 | 75.0 | 0.986 | 0.1064 |
| 0.9 | 105.0 | 0.7972 | 0.0947 |
| 0.9 | 135.0 | 0.7618 | 0.0941 |
| 0.9 | 165.0 | 0.6474 | 0.0827 |
| 0.9 | 195.0 | 0.6479 | 0.0868 |
| 0.9 | 225.0 | 0.7615 | 0.0993 |
| 0.9 | 255.0 | 0.6782 | 0.0815 |
| 0.9 | 285.0 | 0.893 | 0.0997 |
| 0.9 | 315.0 | 0.8696 | 0.0892 |
| 0.9 | 345.0 | 0.9488 | 0.0983 |
Experiment comment: