Measurement E141M53
| 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: | 1.665 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.5415 | 0.0984 |
| -0.9 | 45.0 | 0.6288 | 0.108 |
| -0.9 | 75.0 | 0.5904 | 0.1193 |
| -0.9 | 105.0 | 0.4229 | 0.0794 |
| -0.9 | 135.0 | 0.4434 | 0.0815 |
| -0.9 | 165.0 | 0.4391 | 0.1043 |
| -0.9 | 195.0 | 0.499 | 0.0946 |
| -0.9 | 225.0 | 0.4623 | 0.0833 |
| -0.9 | 255.0 | 0.4365 | 0.0847 |
| -0.9 | 285.0 | 0.5662 | 0.1063 |
| -0.9 | 315.0 | 0.4858 | 0.0736 |
| -0.9 | 345.0 | 0.4306 | 0.0669 |
| -0.7 | 15.0 | 0.7054 | 0.1306 |
| -0.7 | 45.0 | 0.4986 | 0.0837 |
| -0.7 | 75.0 | 0.6309 | 0.1125 |
| -0.7 | 105.0 | 0.6001 | 0.0902 |
| -0.7 | 135.0 | 0.5942 | 0.0887 |
| -0.7 | 165.0 | 0.3902 | 0.0683 |
| -0.7 | 195.0 | 0.3781 | 0.0657 |
| -0.7 | 225.0 | 0.3442 | 0.0565 |
| -0.7 | 255.0 | 0.5659 | 0.0803 |
| -0.7 | 285.0 | 0.5092 | 0.0911 |
| -0.7 | 315.0 | 0.5669 | 0.0755 |
| -0.7 | 345.0 | 0.5417 | 0.1498 |
| -0.5 | 15.0 | 0.4911 | 0.1673 |
| -0.5 | 45.0 | 0.576 | 0.1086 |
| -0.5 | 75.0 | 0.6136 | 0.1154 |
| -0.5 | 105.0 | 0.5604 | 0.0759 |
| -0.5 | 135.0 | 0.5846 | 0.0882 |
| -0.5 | 165.0 | 0.463 | 0.0643 |
| -0.5 | 195.0 | 0.3581 | 0.0511 |
| -0.5 | 225.0 | 0.4227 | 0.0583 |
| -0.5 | 255.0 | 0.6438 | 0.0824 |
| -0.5 | 285.0 | 0.5544 | 0.0891 |
| -0.5 | 315.0 | 0.4753 | 0.0873 |
| -0.3 | 15.0 | 0.3044 | 0.0972 |
| -0.3 | 45.0 | 0.5027 | 0.1101 |
| -0.3 | 75.0 | 0.503 | 0.0686 |
| -0.3 | 105.0 | 0.5454 | 0.0683 |
| -0.3 | 135.0 | 0.6597 | 0.0838 |
| -0.3 | 165.0 | 0.5613 | 0.0653 |
| -0.3 | 195.0 | 0.6633 | 0.0754 |
| -0.3 | 225.0 | 0.6023 | 0.0765 |
| -0.3 | 255.0 | 0.4989 | 0.0654 |
| -0.3 | 285.0 | 0.611 | 0.0868 |
| -0.1 | 15.0 | 0.3542 | 0.113 |
| -0.1 | 45.0 | 0.6163 | 0.14 |
| -0.1 | 75.0 | 0.6548 | 0.0938 |
| -0.1 | 105.0 | 0.5724 | 0.0749 |
| -0.1 | 135.0 | 0.6939 | 0.0893 |
| -0.1 | 165.0 | 0.611 | 0.0663 |
| -0.1 | 195.0 | 0.6399 | 0.0699 |
| -0.1 | 225.0 | 0.581 | 0.0685 |
| -0.1 | 255.0 | 0.5979 | 0.0706 |
| -0.1 | 285.0 | 0.6399 | 0.1051 |
| -0.1 | 315.0 | 0.5341 | 0.119 |
| 0.1 | 15.0 | 0.4036 | 0.1598 |
| 0.1 | 45.0 | 0.5924 | 0.0862 |
| 0.1 | 75.0 | 0.7847 | 0.1105 |
| 0.1 | 105.0 | 0.5981 | 0.0708 |
| 0.1 | 135.0 | 0.6908 | 0.0857 |
| 0.1 | 165.0 | 0.6124 | 0.0664 |
| 0.1 | 195.0 | 0.5978 | 0.0626 |
| 0.1 | 225.0 | 0.7448 | 0.0935 |
| 0.1 | 255.0 | 0.612 | 0.0729 |
| 0.1 | 285.0 | 0.8291 | 0.1394 |
| 0.1 | 315.0 | 0.5874 | 0.1092 |
| 0.3 | 15.0 | 0.5141 | 0.1338 |
| 0.3 | 45.0 | 0.6264 | 0.0747 |
| 0.3 | 75.0 | 0.8356 | 0.0922 |
| 0.3 | 105.0 | 0.6954 | 0.0813 |
| 0.3 | 135.0 | 0.6348 | 0.074 |
| 0.3 | 165.0 | 0.6199 | 0.0534 |
| 0.3 | 195.0 | 0.5943 | 0.0535 |
| 0.3 | 225.0 | 0.6742 | 0.0758 |
| 0.3 | 255.0 | 0.7335 | 0.0967 |
| 0.3 | 285.0 | 0.7871 | 0.1291 |
| 0.3 | 315.0 | 0.6147 | 0.079 |
| 0.5 | 15.0 | 0.5939 | 0.1092 |
| 0.5 | 45.0 | 0.7879 | 0.1084 |
| 0.5 | 75.0 | 0.907 | 0.103 |
| 0.5 | 105.0 | 0.9316 | 0.1238 |
| 0.5 | 135.0 | 0.6626 | 0.0847 |
| 0.5 | 165.0 | 0.502 | 0.0499 |
| 0.5 | 195.0 | 0.4532 | 0.0485 |
| 0.5 | 225.0 | 0.7085 | 0.1035 |
| 0.5 | 255.0 | 0.8282 | 0.1366 |
| 0.5 | 285.0 | 0.8235 | 0.1131 |
| 0.5 | 315.0 | 0.7188 | 0.1227 |
| 0.5 | 345.0 | 0.3097 | 0.0628 |
| 0.7 | 15.0 | 0.8032 | 0.0939 |
| 0.7 | 45.0 | 1.0575 | 0.144 |
| 0.7 | 75.0 | 1.3629 | 0.1414 |
| 0.7 | 105.0 | 1.1693 | 0.1461 |
| 0.7 | 135.0 | 1.2136 | 0.1677 |
| 0.7 | 165.0 | 0.7363 | 0.0886 |
| 0.7 | 195.0 | 0.8286 | 0.0985 |
| 0.7 | 225.0 | 1.1018 | 0.1692 |
| 0.7 | 255.0 | 1.1263 | 0.1605 |
| 0.7 | 285.0 | 1.2508 | 0.1654 |
| 0.7 | 315.0 | 0.8196 | 0.1182 |
| 0.7 | 345.0 | 0.4906 | 0.0578 |
| 0.9 | 15.0 | 0.9069 | 0.0885 |
| 0.9 | 45.0 | 0.8214 | 0.0888 |
| 0.9 | 75.0 | 0.9541 | 0.094 |
| 0.9 | 105.0 | 0.8366 | 0.0924 |
| 0.9 | 135.0 | 0.7296 | 0.0824 |
| 0.9 | 165.0 | 0.7342 | 0.0868 |
| 0.9 | 195.0 | 0.7398 | 0.0979 |
| 0.9 | 225.0 | 0.8448 | 0.0959 |
| 0.9 | 255.0 | 0.7021 | 0.0801 |
| 0.9 | 285.0 | 1.019 | 0.1058 |
| 0.9 | 315.0 | 0.8353 | 0.0849 |
| 0.9 | 345.0 | 0.9845 | 0.0971 |
Experiment comment: