Measurement E141M56
| 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: | 1.695 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.3988 | 0.0804 |
| -0.9 | 45.0 | 0.5082 | 0.0933 |
| -0.9 | 75.0 | 0.6075 | 0.1206 |
| -0.9 | 105.0 | 0.5375 | 0.1122 |
| -0.9 | 135.0 | 0.4586 | 0.096 |
| -0.9 | 165.0 | 0.3591 | 0.0835 |
| -0.9 | 195.0 | 0.3675 | 0.0806 |
| -0.9 | 225.0 | 0.3602 | 0.0783 |
| -0.9 | 255.0 | 0.3989 | 0.0821 |
| -0.9 | 285.0 | 0.4273 | 0.0976 |
| -0.9 | 315.0 | 0.4137 | 0.0878 |
| -0.9 | 345.0 | 0.4016 | 0.1047 |
| -0.7 | 15.0 | 0.4344 | 0.0838 |
| -0.7 | 45.0 | 0.4731 | 0.0795 |
| -0.7 | 75.0 | 0.4463 | 0.0824 |
| -0.7 | 105.0 | 0.3353 | 0.055 |
| -0.7 | 135.0 | 0.2958 | 0.054 |
| -0.7 | 165.0 | 0.2269 | 0.0403 |
| -0.7 | 195.0 | 0.3025 | 0.0576 |
| -0.7 | 225.0 | 0.356 | 0.0659 |
| -0.7 | 255.0 | 0.4469 | 0.069 |
| -0.7 | 285.0 | 0.3956 | 0.0792 |
| -0.7 | 315.0 | 0.4552 | 0.0788 |
| -0.7 | 345.0 | 0.3697 | 0.0794 |
| -0.5 | 15.0 | 0.3086 | 0.0958 |
| -0.5 | 45.0 | 0.4633 | 0.1092 |
| -0.5 | 75.0 | 0.4213 | 0.0642 |
| -0.5 | 105.0 | 0.513 | 0.0689 |
| -0.5 | 135.0 | 0.4728 | 0.0709 |
| -0.5 | 165.0 | 0.4029 | 0.0564 |
| -0.5 | 195.0 | 0.4249 | 0.0594 |
| -0.5 | 225.0 | 0.3877 | 0.0573 |
| -0.5 | 255.0 | 0.5954 | 0.0827 |
| -0.5 | 285.0 | 0.5401 | 0.0822 |
| -0.5 | 315.0 | 0.296 | 0.0703 |
| -0.3 | 15.0 | 0.3574 | 0.0727 |
| -0.3 | 45.0 | 0.4461 | 0.1082 |
| -0.3 | 75.0 | 0.577 | 0.0785 |
| -0.3 | 105.0 | 0.5896 | 0.0769 |
| -0.3 | 135.0 | 0.5563 | 0.0722 |
| -0.3 | 165.0 | 0.5375 | 0.0626 |
| -0.3 | 195.0 | 0.5683 | 0.0594 |
| -0.3 | 225.0 | 0.5475 | 0.0638 |
| -0.3 | 255.0 | 0.5331 | 0.0641 |
| -0.3 | 285.0 | 0.6187 | 0.1016 |
| -0.3 | 315.0 | 0.4189 | 0.1126 |
| -0.1 | 15.0 | 0.2645 | 0.0695 |
| -0.1 | 45.0 | 0.5884 | 0.1187 |
| -0.1 | 75.0 | 0.7293 | 0.0992 |
| -0.1 | 105.0 | 0.7235 | 0.0921 |
| -0.1 | 135.0 | 0.6768 | 0.0896 |
| -0.1 | 165.0 | 0.4433 | 0.0495 |
| -0.1 | 195.0 | 0.5002 | 0.0548 |
| -0.1 | 225.0 | 0.4937 | 0.0616 |
| -0.1 | 255.0 | 0.669 | 0.0766 |
| -0.1 | 285.0 | 0.6439 | 0.0923 |
| -0.1 | 315.0 | 0.495 | 0.1467 |
| 0.1 | 15.0 | 2.153 | 1.0668 |
| 0.1 | 45.0 | 0.5487 | 0.0876 |
| 0.1 | 75.0 | 0.8414 | 0.0995 |
| 0.1 | 105.0 | 0.5792 | 0.0666 |
| 0.1 | 135.0 | 0.5899 | 0.0725 |
| 0.1 | 165.0 | 0.4633 | 0.0467 |
| 0.1 | 195.0 | 0.5027 | 0.0558 |
| 0.1 | 225.0 | 0.7215 | 0.0868 |
| 0.1 | 255.0 | 0.6044 | 0.0799 |
| 0.1 | 285.0 | 0.764 | 0.1247 |
| 0.1 | 315.0 | 0.5797 | 0.1024 |
| 0.3 | 15.0 | 0.3886 | 0.0681 |
| 0.3 | 45.0 | 0.5888 | 0.0657 |
| 0.3 | 75.0 | 0.9004 | 0.0932 |
| 0.3 | 105.0 | 0.9063 | 0.1007 |
| 0.3 | 135.0 | 0.6621 | 0.0768 |
| 0.3 | 165.0 | 0.4913 | 0.0453 |
| 0.3 | 195.0 | 0.5453 | 0.0464 |
| 0.3 | 225.0 | 0.4997 | 0.065 |
| 0.3 | 255.0 | 0.679 | 0.0848 |
| 0.3 | 285.0 | 0.8437 | 0.1072 |
| 0.3 | 315.0 | 0.6601 | 0.0788 |
| 0.3 | 345.0 | 0.3752 | 0.0857 |
| 0.5 | 15.0 | 0.4264 | 0.0798 |
| 0.5 | 45.0 | 0.6774 | 0.0927 |
| 0.5 | 75.0 | 0.8367 | 0.0931 |
| 0.5 | 105.0 | 1.1171 | 0.1396 |
| 0.5 | 135.0 | 0.5575 | 0.0754 |
| 0.5 | 165.0 | 0.3582 | 0.0356 |
| 0.5 | 195.0 | 0.3416 | 0.035 |
| 0.5 | 225.0 | 0.505 | 0.072 |
| 0.5 | 255.0 | 0.9372 | 0.1519 |
| 0.5 | 285.0 | 1.0129 | 0.1298 |
| 0.5 | 315.0 | 0.5018 | 0.09 |
| 0.5 | 345.0 | 0.4143 | 0.1001 |
| 0.7 | 15.0 | 0.6364 | 0.0764 |
| 0.7 | 45.0 | 0.7327 | 0.0913 |
| 0.7 | 75.0 | 1.0901 | 0.118 |
| 0.7 | 105.0 | 1.1548 | 0.1434 |
| 0.7 | 135.0 | 1.0141 | 0.1332 |
| 0.7 | 165.0 | 0.7721 | 0.0925 |
| 0.7 | 195.0 | 0.6182 | 0.0774 |
| 0.7 | 225.0 | 0.8586 | 0.13 |
| 0.7 | 255.0 | 0.9293 | 0.131 |
| 0.7 | 285.0 | 0.9948 | 0.1274 |
| 0.7 | 315.0 | 0.6633 | 0.0988 |
| 0.7 | 345.0 | 0.4408 | 0.0489 |
| 0.9 | 15.0 | 1.0694 | 0.1006 |
| 0.9 | 45.0 | 0.5828 | 0.0598 |
| 0.9 | 75.0 | 0.7211 | 0.0723 |
| 0.9 | 105.0 | 0.8057 | 0.0815 |
| 0.9 | 135.0 | 0.7098 | 0.0817 |
| 0.9 | 165.0 | 0.9689 | 0.1116 |
| 0.9 | 195.0 | 0.9206 | 0.1031 |
| 0.9 | 225.0 | 0.9332 | 0.1024 |
| 0.9 | 255.0 | 0.7191 | 0.0709 |
| 0.9 | 285.0 | 0.8809 | 0.0877 |
| 0.9 | 315.0 | 0.6414 | 0.0673 |
| 0.9 | 345.0 | 1.0635 | 0.1049 |
Experiment comment: