Measurement E141M34
| 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: | 2.2 GeV2 | |
| W: | 1.705 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.5786 | 0.1058 |
| -0.9 | 45.0 | 0.6153 | 0.0975 |
| -0.9 | 75.0 | 0.5375 | 0.0929 |
| -0.9 | 105.0 | 0.4186 | 0.0683 |
| -0.9 | 135.0 | 0.2789 | 0.0521 |
| -0.9 | 165.0 | 0.2514 | 0.0574 |
| -0.9 | 195.0 | 0.3085 | 0.0767 |
| -0.9 | 225.0 | 0.3102 | 0.0583 |
| -0.9 | 255.0 | 0.4437 | 0.0934 |
| -0.9 | 285.0 | 0.4817 | 0.0823 |
| -0.9 | 315.0 | 0.563 | 0.0855 |
| -0.9 | 345.0 | 0.4559 | 0.0684 |
| -0.7 | 15.0 | 0.5348 | 0.0979 |
| -0.7 | 45.0 | 0.5282 | 0.0777 |
| -0.7 | 75.0 | 0.5125 | 0.0692 |
| -0.7 | 105.0 | 0.4204 | 0.0557 |
| -0.7 | 135.0 | 0.1994 | 0.03 |
| -0.7 | 165.0 | 0.2102 | 0.0321 |
| -0.7 | 195.0 | 0.2098 | 0.0314 |
| -0.7 | 225.0 | 0.2294 | 0.0359 |
| -0.7 | 255.0 | 0.2901 | 0.0363 |
| -0.7 | 285.0 | 0.3997 | 0.069 |
| -0.7 | 315.0 | 0.4883 | 0.0717 |
| -0.7 | 345.0 | 0.4433 | 0.0698 |
| -0.5 | 15.0 | 0.4864 | 0.118 |
| -0.5 | 45.0 | 0.515 | 0.0801 |
| -0.5 | 75.0 | 0.5818 | 0.0774 |
| -0.5 | 105.0 | 0.631 | 0.0683 |
| -0.5 | 135.0 | 0.5465 | 0.0616 |
| -0.5 | 165.0 | 0.3876 | 0.049 |
| -0.5 | 195.0 | 0.3941 | 0.0488 |
| -0.5 | 225.0 | 0.4443 | 0.0554 |
| -0.5 | 255.0 | 0.7012 | 0.0752 |
| -0.5 | 285.0 | 0.6644 | 0.0829 |
| -0.5 | 315.0 | 0.5644 | 0.0891 |
| -0.5 | 345.0 | 0.324 | 0.076 |
| -0.3 | 15.0 | 0.4154 | 0.134 |
| -0.3 | 45.0 | 0.6163 | 0.104 |
| -0.3 | 75.0 | 0.7561 | 0.0867 |
| -0.3 | 105.0 | 0.7123 | 0.0844 |
| -0.3 | 135.0 | 0.6791 | 0.0752 |
| -0.3 | 165.0 | 0.537 | 0.0516 |
| -0.3 | 195.0 | 0.5851 | 0.0591 |
| -0.3 | 225.0 | 0.5648 | 0.0609 |
| -0.3 | 255.0 | 0.7218 | 0.0703 |
| -0.3 | 285.0 | 0.6582 | 0.0786 |
| -0.3 | 315.0 | 0.4353 | 0.082 |
| -0.1 | 15.0 | 0.46 | 0.0899 |
| -0.1 | 45.0 | 0.6816 | 0.1239 |
| -0.1 | 75.0 | 0.9181 | 0.0963 |
| -0.1 | 105.0 | 0.8161 | 0.0797 |
| -0.1 | 135.0 | 0.8294 | 0.0906 |
| -0.1 | 165.0 | 0.8198 | 0.0657 |
| -0.1 | 195.0 | 0.7343 | 0.0623 |
| -0.1 | 225.0 | 0.7496 | 0.08 |
| -0.1 | 255.0 | 0.6932 | 0.0689 |
| -0.1 | 285.0 | 0.7646 | 0.0851 |
| 0.1 | 15.0 | 0.4257 | 0.1037 |
| 0.1 | 45.0 | 0.6623 | 0.085 |
| 0.1 | 75.0 | 1.0268 | 0.1142 |
| 0.1 | 105.0 | 0.9034 | 0.0933 |
| 0.1 | 135.0 | 0.6786 | 0.0769 |
| 0.1 | 165.0 | 0.5471 | 0.0469 |
| 0.1 | 195.0 | 0.5094 | 0.0449 |
| 0.1 | 225.0 | 0.7432 | 0.0807 |
| 0.1 | 255.0 | 0.9956 | 0.0973 |
| 0.1 | 285.0 | 0.9859 | 0.1241 |
| 0.1 | 315.0 | 0.6412 | 0.0969 |
| 0.3 | 15.0 | 0.281 | 0.0446 |
| 0.3 | 45.0 | 0.8674 | 0.083 |
| 0.3 | 75.0 | 1.0137 | 0.08 |
| 0.3 | 105.0 | 0.9503 | 0.0831 |
| 0.3 | 135.0 | 0.6451 | 0.0574 |
| 0.3 | 165.0 | 0.4927 | 0.0362 |
| 0.3 | 195.0 | 0.5043 | 0.0378 |
| 0.3 | 225.0 | 0.7624 | 0.0733 |
| 0.3 | 255.0 | 1.0295 | 0.0995 |
| 0.3 | 285.0 | 0.9707 | 0.0964 |
| 0.3 | 315.0 | 0.9459 | 0.0964 |
| 0.3 | 345.0 | 0.7738 | 0.1492 |
| 0.5 | 15.0 | 0.4634 | 0.0641 |
| 0.5 | 45.0 | 0.6649 | 0.0677 |
| 0.5 | 75.0 | 1.095 | 0.1018 |
| 0.5 | 105.0 | 1.1381 | 0.1188 |
| 0.5 | 135.0 | 0.8462 | 0.0849 |
| 0.5 | 165.0 | 0.6056 | 0.0516 |
| 0.5 | 195.0 | 0.4057 | 0.0375 |
| 0.5 | 225.0 | 0.8468 | 0.0898 |
| 0.5 | 255.0 | 1.1328 | 0.1405 |
| 0.5 | 285.0 | 1.2498 | 0.1413 |
| 0.5 | 315.0 | 0.7172 | 0.0816 |
| 0.5 | 345.0 | 0.2747 | 0.0427 |
| 0.7 | 15.0 | 0.5077 | 0.0479 |
| 0.7 | 45.0 | 0.9254 | 0.0892 |
| 0.7 | 75.0 | 1.1407 | 0.0931 |
| 0.7 | 105.0 | 1.3765 | 0.1333 |
| 0.7 | 165.0 | 0.7018 | 0.0671 |
| 0.7 | 195.0 | 0.7133 | 0.0665 |
| 0.7 | 225.0 | 0.8205 | 0.0855 |
| 0.7 | 255.0 | 1.0815 | 0.1111 |
| 0.7 | 285.0 | 1.3138 | 0.1339 |
| 0.7 | 315.0 | 0.58 | 0.0643 |
| 0.7 | 345.0 | 0.4449 | 0.0417 |
| 0.9 | 15.0 | 1.0206 | 0.0768 |
| 0.9 | 45.0 | 1.0254 | 0.087 |
| 0.9 | 75.0 | 1.0981 | 0.0876 |
| 0.9 | 105.0 | 1.2102 | 0.1012 |
| 0.9 | 135.0 | 1.0304 | 0.1025 |
| 0.9 | 165.0 | 0.9904 | 0.0953 |
| 0.9 | 195.0 | 0.9657 | 0.096 |
| 0.9 | 225.0 | 1.0446 | 0.0991 |
| 0.9 | 255.0 | 1.1397 | 0.0952 |
| 0.9 | 285.0 | 1.202 | 0.0928 |
| 0.9 | 315.0 | 0.892 | 0.0697 |
| 0.9 | 345.0 | 1.0217 | 0.0786 |
Experiment comment: