Measurement E141M55
| 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: | 1.685 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.4463 | 0.101 |
| -0.9 | 45.0 | 0.5484 | 0.1029 |
| -0.9 | 75.0 | 0.6018 | 0.1796 |
| -0.9 | 105.0 | 0.4993 | 0.0992 |
| -0.9 | 135.0 | 0.4535 | 0.0974 |
| -0.9 | 165.0 | 0.3858 | 0.1611 |
| -0.9 | 195.0 | 0.4113 | 0.2036 |
| -0.9 | 225.0 | 0.3942 | 0.0939 |
| -0.9 | 255.0 | 0.4114 | 0.0902 |
| -0.9 | 285.0 | 0.4736 | 0.1041 |
| -0.9 | 315.0 | 0.4377 | 0.073 |
| -0.9 | 345.0 | 0.4113 | 0.0651 |
| -0.7 | 15.0 | 0.5009 | 0.1288 |
| -0.7 | 45.0 | 0.4816 | 0.0721 |
| -0.7 | 75.0 | 0.5078 | 0.0899 |
| -0.7 | 105.0 | 0.4236 | 0.0651 |
| -0.7 | 135.0 | 0.3953 | 0.0658 |
| -0.7 | 165.0 | 0.2813 | 0.0566 |
| -0.7 | 195.0 | 0.3277 | 0.0611 |
| -0.7 | 225.0 | 0.352 | 0.0599 |
| -0.7 | 255.0 | 0.4866 | 0.0729 |
| -0.7 | 285.0 | 0.4335 | 0.0766 |
| -0.7 | 315.0 | 0.4924 | 0.0952 |
| -0.7 | 345.0 | 0.4322 | 0.0951 |
| -0.5 | 15.0 | 0.3695 | 0.0842 |
| -0.5 | 45.0 | 0.5009 | 0.0917 |
| -0.5 | 75.0 | 0.4854 | 0.077 |
| -0.5 | 105.0 | 0.5288 | 0.0706 |
| -0.5 | 135.0 | 0.5101 | 0.0753 |
| -0.5 | 165.0 | 0.4229 | 0.0616 |
| -0.5 | 195.0 | 0.4026 | 0.0616 |
| -0.5 | 225.0 | 0.3994 | 0.0589 |
| -0.5 | 255.0 | 0.6115 | 0.0831 |
| -0.5 | 285.0 | 0.5448 | 0.087 |
| -0.5 | 315.0 | 0.3558 | 0.0854 |
| -0.3 | 15.0 | 0.3398 | 0.096 |
| -0.3 | 45.0 | 0.465 | 0.1045 |
| -0.3 | 75.0 | 0.5523 | 0.0886 |
| -0.3 | 105.0 | 0.5749 | 0.077 |
| -0.3 | 135.0 | 0.5908 | 0.0748 |
| -0.3 | 165.0 | 0.5454 | 0.0618 |
| -0.3 | 195.0 | 0.6 | 0.0689 |
| -0.3 | 225.0 | 0.5658 | 0.0769 |
| -0.3 | 255.0 | 0.5217 | 0.0686 |
| -0.3 | 285.0 | 0.6161 | 0.0869 |
| -0.1 | 15.0 | 0.2944 | 0.0839 |
| -0.1 | 45.0 | 0.5977 | 0.1214 |
| -0.1 | 75.0 | 0.7045 | 0.0889 |
| -0.1 | 105.0 | 0.6731 | 0.0808 |
| -0.1 | 135.0 | 0.6825 | 0.0921 |
| -0.1 | 165.0 | 0.4992 | 0.0524 |
| -0.1 | 195.0 | 0.5468 | 0.0567 |
| -0.1 | 225.0 | 0.5228 | 0.0641 |
| -0.1 | 255.0 | 0.6453 | 0.0717 |
| -0.1 | 285.0 | 0.6426 | 0.0902 |
| -0.1 | 315.0 | 0.5725 | 0.1422 |
| 0.1 | 15.0 | 3.3727 | 2.2825 |
| 0.1 | 45.0 | 0.5633 | 0.0857 |
| 0.1 | 75.0 | 0.8225 | 0.1009 |
| 0.1 | 105.0 | 0.5855 | 0.0746 |
| 0.1 | 135.0 | 0.6235 | 0.0792 |
| 0.1 | 165.0 | 0.513 | 0.0509 |
| 0.1 | 195.0 | 0.5344 | 0.0528 |
| 0.1 | 225.0 | 0.7292 | 0.0813 |
| 0.1 | 255.0 | 0.607 | 0.0759 |
| 0.1 | 285.0 | 0.7857 | 0.1236 |
| 0.1 | 315.0 | 0.6749 | 0.1297 |
| 0.3 | 15.0 | 0.4304 | 0.0956 |
| 0.3 | 45.0 | 0.6014 | 0.0694 |
| 0.3 | 75.0 | 0.8788 | 0.089 |
| 0.3 | 105.0 | 0.836 | 0.0936 |
| 0.3 | 135.0 | 0.653 | 0.0676 |
| 0.3 | 165.0 | 0.5341 | 0.0453 |
| 0.3 | 195.0 | 0.5616 | 0.0485 |
| 0.3 | 225.0 | 0.5579 | 0.065 |
| 0.3 | 255.0 | 0.6972 | 0.0929 |
| 0.3 | 285.0 | 0.8248 | 0.1091 |
| 0.3 | 315.0 | 0.645 | 0.0845 |
| 0.3 | 345.0 | 0.1251 | 0.0399 |
| 0.5 | 15.0 | 0.4612 | 0.0943 |
| 0.5 | 45.0 | 0.7142 | 0.1039 |
| 0.5 | 75.0 | 0.8601 | 0.0975 |
| 0.5 | 105.0 | 1.0553 | 0.1417 |
| 0.5 | 135.0 | 0.5925 | 0.0819 |
| 0.5 | 165.0 | 0.4062 | 0.0392 |
| 0.5 | 195.0 | 0.3788 | 0.037 |
| 0.5 | 225.0 | 0.5728 | 0.0767 |
| 0.5 | 255.0 | 0.9009 | 0.1394 |
| 0.5 | 285.0 | 0.9498 | 0.1313 |
| 0.5 | 315.0 | 0.5742 | 0.0958 |
| 0.5 | 345.0 | 0.3794 | 0.0869 |
| 0.7 | 15.0 | 0.692 | 0.0808 |
| 0.7 | 45.0 | 0.841 | 0.1027 |
| 0.7 | 75.0 | 1.1811 | 0.1251 |
| 0.7 | 105.0 | 1.1596 | 0.1345 |
| 0.7 | 135.0 | 1.0806 | 0.174 |
| 0.7 | 165.0 | 0.7601 | 0.0872 |
| 0.7 | 195.0 | 0.6883 | 0.0779 |
| 0.7 | 225.0 | 0.9397 | 0.1384 |
| 0.7 | 255.0 | 0.995 | 0.1305 |
| 0.7 | 285.0 | 1.0801 | 0.1348 |
| 0.7 | 315.0 | 0.7154 | 0.0952 |
| 0.7 | 345.0 | 0.4574 | 0.0507 |
| 0.9 | 15.0 | 1.0153 | 0.0966 |
| 0.9 | 45.0 | 0.6623 | 0.0664 |
| 0.9 | 75.0 | 0.7988 | 0.0797 |
| 0.9 | 105.0 | 0.816 | 0.0904 |
| 0.9 | 135.0 | 0.7164 | 0.0768 |
| 0.9 | 165.0 | 0.8906 | 0.106 |
| 0.9 | 195.0 | 0.8604 | 0.1125 |
| 0.9 | 225.0 | 0.9038 | 0.0962 |
| 0.9 | 255.0 | 0.7134 | 0.0752 |
| 0.9 | 285.0 | 0.927 | 0.0918 |
| 0.9 | 315.0 | 0.7061 | 0.0744 |
| 0.9 | 345.0 | 1.0372 | 0.1095 |
Experiment comment: