Measurement E141M88
| 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: | 3.15 GeV2 | |
| W: | 1.78 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 7.5 | 0.0811 | 0.0238 |
| -0.9 | 22.5 | 0.0343 | 0.0164 |
| -0.9 | 37.5 | 0.0788 | 0.0239 |
| -0.9 | 52.5 | 0.0624 | 0.0196 |
| -0.9 | 67.5 | 0.1003 | 0.033 |
| -0.9 | 82.5 | 0.0777 | 0.0262 |
| -0.9 | 97.5 | 0.0657 | 0.0234 |
| -0.9 | 112.5 | 0.0429 | 0.0167 |
| -0.9 | 127.5 | 0.101 | 0.0469 |
| -0.9 | 142.5 | 0.0662 | 0.0259 |
| -0.9 | 157.5 | 0.0694 | 0.0305 |
| -0.9 | 172.5 | 0.0981 | 0.0288 |
| -0.9 | 187.5 | 0.0912 | 0.0353 |
| -0.9 | 217.5 | 0.0668 | 0.0251 |
| -0.9 | 232.5 | 0.0664 | 0.0388 |
| -0.9 | 247.5 | 0.107 | 0.0312 |
| -0.9 | 262.5 | 0.0581 | 0.0196 |
| -0.9 | 277.5 | 0.0677 | 0.0232 |
| -0.9 | 292.5 | 0.0475 | 0.0168 |
| -0.9 | 307.5 | 0.0742 | 0.022 |
| -0.9 | 322.5 | 0.0731 | 0.0234 |
| -0.9 | 337.5 | 0.0739 | 0.023 |
| -0.9 | 352.5 | 0.0593 | 0.0182 |
| -0.7 | 7.5 | 0.0351 | 0.0126 |
| -0.7 | 22.5 | 0.0573 | 0.0202 |
| -0.7 | 37.5 | 0.0439 | 0.013 |
| -0.7 | 52.5 | 0.0878 | 0.0266 |
| -0.7 | 67.5 | 0.0545 | 0.0187 |
| -0.7 | 82.5 | 0.0658 | 0.0205 |
| -0.7 | 97.5 | 0.121 | 0.0286 |
| -0.7 | 112.5 | 0.0831 | 0.022 |
| -0.7 | 127.5 | 0.0586 | 0.0189 |
| -0.7 | 142.5 | 0.0602 | 0.0178 |
| -0.7 | 157.5 | 0.0962 | 0.025 |
| -0.7 | 172.5 | 0.0391 | 0.0136 |
| -0.7 | 187.5 | 0.0959 | 0.0445 |
| -0.7 | 202.5 | 0.0906 | 0.0268 |
| -0.7 | 217.5 | 0.0786 | 0.0219 |
| -0.7 | 232.5 | 0.0594 | 0.0177 |
| -0.7 | 247.5 | 0.0958 | 0.0242 |
| -0.7 | 262.5 | 0.0795 | 0.0214 |
| -0.7 | 277.5 | 0.0747 | 0.0203 |
| -0.7 | 292.5 | 0.0906 | 0.0246 |
| -0.7 | 307.5 | 0.1089 | 0.0274 |
| -0.7 | 322.5 | 0.0437 | 0.0139 |
| -0.7 | 337.5 | 0.0312 | 0.0132 |
| -0.7 | 352.5 | 0.0459 | 0.0162 |
| -0.5 | 22.5 | 0.0434 | 0.0409 |
| -0.5 | 37.5 | 0.024 | 0.0101 |
| -0.5 | 52.5 | 0.0599 | 0.0222 |
| -0.5 | 67.5 | 0.0786 | 0.0241 |
| -0.5 | 82.5 | 0.0725 | 0.0383 |
| -0.5 | 97.5 | 0.0834 | 0.0206 |
| -0.5 | 112.5 | 0.0898 | 0.0195 |
| -0.5 | 127.5 | 0.0522 | 0.0172 |
| -0.5 | 142.5 | 0.0951 | 0.0285 |
| -0.5 | 157.5 | 0.0606 | 0.0208 |
| -0.5 | 172.5 | 0.0555 | 0.0155 |
| -0.5 | 187.5 | 0.0696 | 0.0182 |
| -0.5 | 202.5 | 0.0647 | 0.0181 |
| -0.5 | 217.5 | 0.0854 | 0.0212 |
| -0.5 | 232.5 | 0.0616 | 0.0192 |
| -0.5 | 247.5 | 0.0698 | 0.0174 |
| -0.5 | 262.5 | 0.0732 | 0.0185 |
| -0.5 | 277.5 | 0.0894 | 0.0463 |
| -0.5 | 307.5 | 0.0725 | 0.0287 |
| -0.5 | 322.5 | 0.0961 | 0.0334 |
| -0.5 | 337.5 | 0.1327 | 0.0606 |
| -0.3 | 22.5 | 0.0335 | 0.0133 |
| -0.3 | 37.5 | 0.0768 | 0.0217 |
| -0.3 | 52.5 | 0.0521 | 0.0195 |
| -0.3 | 67.5 | 0.1832 | 0.0683 |
| -0.3 | 82.5 | 0.1095 | 0.0253 |
| -0.3 | 97.5 | 0.1618 | 0.0322 |
| -0.3 | 112.5 | 0.2092 | 0.038 |
| -0.3 | 127.5 | 0.1118 | 0.0267 |
| -0.3 | 142.5 | 0.153 | 0.0328 |
| -0.3 | 157.5 | 0.0849 | 0.0221 |
| -0.3 | 172.5 | 0.1021 | 0.0201 |
| -0.3 | 187.5 | 0.113 | 0.0215 |
| -0.3 | 202.5 | 0.1057 | 0.0228 |
| -0.3 | 217.5 | 0.0944 | 0.0232 |
| -0.3 | 232.5 | 0.1083 | 0.0242 |
| -0.3 | 247.5 | 0.1218 | 0.0266 |
| -0.3 | 262.5 | 0.1041 | 0.0339 |
| -0.3 | 277.5 | 0.0813 | 0.0232 |
| -0.3 | 292.5 | 0.1022 | 0.045 |
| -0.3 | 322.5 | 0.0793 | 0.0383 |
| -0.1 | 22.5 | 0.0673 | 0.0237 |
| -0.1 | 37.5 | 0.1705 | 0.0422 |
| -0.1 | 52.5 | 0.2646 | 0.0703 |
| -0.1 | 67.5 | 0.1745 | 0.0508 |
| -0.1 | 82.5 | 0.2749 | 0.0568 |
| -0.1 | 97.5 | 0.2344 | 0.0406 |
| -0.1 | 112.5 | 0.2212 | 0.0389 |
| -0.1 | 127.5 | 0.2168 | 0.0371 |
| -0.1 | 142.5 | 0.2069 | 0.0395 |
| -0.1 | 157.5 | 0.1472 | 0.0287 |
| -0.1 | 172.5 | 0.1227 | 0.0223 |
| -0.1 | 187.5 | 0.1235 | 0.0211 |
| -0.1 | 202.5 | 0.2059 | 0.0449 |
| -0.1 | 217.5 | 0.1554 | 0.03 |
| -0.1 | 232.5 | 0.2277 | 0.048 |
| -0.1 | 247.5 | 0.1704 | 0.0336 |
| -0.1 | 262.5 | 0.1699 | 0.0393 |
| -0.1 | 277.5 | 0.2322 | 0.0668 |
| -0.1 | 292.5 | 0.1352 | 0.0569 |
| -0.1 | 307.5 | 0.1753 | 0.1295 |
| 0.1 | 37.5 | 0.1615 | 0.0573 |
| 0.1 | 52.5 | 0.2023 | 0.0671 |
| 0.1 | 67.5 | 0.1866 | 0.0532 |
| 0.1 | 82.5 | 0.2314 | 0.0671 |
| 0.1 | 97.5 | 0.1312 | 0.0399 |
| 0.1 | 112.5 | 0.2015 | 0.0544 |
| 0.1 | 127.5 | 0.1863 | 0.0482 |
| 0.1 | 142.5 | 0.0769 | 0.0263 |
| 0.1 | 157.5 | 0.1198 | 0.0281 |
| 0.1 | 172.5 | 0.0735 | 0.0147 |
| 0.1 | 187.5 | 0.0754 | 0.0163 |
| 0.1 | 202.5 | 0.0679 | 0.021 |
| 0.1 | 217.5 | 0.1024 | 0.0308 |
| 0.1 | 232.5 | 0.1572 | 0.0405 |
| 0.1 | 247.5 | 0.1195 | 0.0557 |
| 0.1 | 277.5 | 0.3074 | 0.18 |
| 0.1 | 292.5 | 0.1696 | 0.0803 |
| 0.3 | 22.5 | 0.1022 | 0.0506 |
| 0.3 | 37.5 | 0.1347 | 0.0482 |
| 0.3 | 52.5 | 0.182 | 0.0591 |
| 0.3 | 67.5 | 0.2466 | 0.0551 |
| 0.3 | 82.5 | 0.2135 | 0.0657 |
| 0.3 | 97.5 | 0.1291 | 0.0484 |
| 0.3 | 112.5 | 0.101 | 0.0472 |
| 0.3 | 127.5 | 0.1675 | 0.057 |
| 0.3 | 142.5 | 0.1793 | 0.0612 |
| 0.3 | 157.5 | 0.1181 | 0.0261 |
| 0.3 | 172.5 | 0.0707 | 0.0137 |
| 0.3 | 187.5 | 0.0715 | 0.0129 |
| 0.3 | 202.5 | 0.0494 | 0.0177 |
| 0.3 | 217.5 | 0.1721 | 0.0453 |
| 0.3 | 232.5 | 0.2549 | 0.0813 |
| 0.3 | 247.5 | 0.2651 | 0.1195 |
| 0.3 | 262.5 | 0.2384 | 0.1068 |
| 0.3 | 277.5 | 0.2308 | 0.0851 |
| 0.3 | 292.5 | 0.223 | 0.0733 |
| 0.5 | 22.5 | 0.1099 | 0.0542 |
| 0.5 | 37.5 | 0.275 | 0.0594 |
| 0.5 | 52.5 | 0.2121 | 0.0588 |
| 0.5 | 67.5 | 0.1956 | 0.0531 |
| 0.5 | 82.5 | 0.2417 | 0.059 |
| 0.5 | 97.5 | 0.2 | 0.0559 |
| 0.5 | 112.5 | 0.2127 | 0.0634 |
| 0.5 | 127.5 | 0.2316 | 0.0755 |
| 0.5 | 142.5 | 0.199 | 0.0594 |
| 0.5 | 157.5 | 0.2318 | 0.0475 |
| 0.5 | 172.5 | 0.1356 | 0.0284 |
| 0.5 | 187.5 | 0.1115 | 0.0236 |
| 0.5 | 202.5 | 0.1883 | 0.0433 |
| 0.5 | 217.5 | 0.2486 | 0.1149 |
| 0.5 | 232.5 | 0.1415 | 0.0541 |
| 0.5 | 247.5 | 0.1944 | 0.0758 |
| 0.5 | 262.5 | 0.258 | 0.086 |
| 0.5 | 277.5 | 0.2126 | 0.0669 |
| 0.5 | 292.5 | 0.2809 | 0.0912 |
| 0.5 | 307.5 | 0.1305 | 0.0531 |
| 0.5 | 322.5 | 0.2022 | 0.0796 |
| 0.7 | 7.5 | 0.1809 | 0.0598 |
| 0.7 | 22.5 | 0.1509 | 0.0523 |
| 0.7 | 37.5 | 0.2633 | 0.0867 |
| 0.7 | 52.5 | 0.3123 | 0.0863 |
| 0.7 | 67.5 | 0.2371 | 0.0736 |
| 0.7 | 82.5 | 0.2772 | 0.0604 |
| 0.7 | 97.5 | 0.247 | 0.0553 |
| 0.7 | 112.5 | 0.382 | 0.1395 |
| 0.7 | 127.5 | 0.3987 | 0.1061 |
| 0.7 | 142.5 | 0.5263 | 0.1616 |
| 0.7 | 157.5 | 0.4435 | 0.0969 |
| 0.7 | 172.5 | 0.1941 | 0.0438 |
| 0.7 | 187.5 | 0.4132 | 0.0871 |
| 0.7 | 202.5 | 0.338 | 0.0845 |
| 0.7 | 217.5 | 0.4759 | 0.1126 |
| 0.7 | 232.5 | 0.2421 | 0.0662 |
| 0.7 | 247.5 | 0.3433 | 0.091 |
| 0.7 | 262.5 | 0.3603 | 0.0982 |
| 0.7 | 277.5 | 0.266 | 0.0708 |
| 0.7 | 292.5 | 0.2935 | 0.0838 |
| 0.7 | 307.5 | 0.1851 | 0.079 |
| 0.7 | 322.5 | 0.186 | 0.0762 |
| 0.7 | 337.5 | 0.247 | 0.0726 |
| 0.7 | 352.5 | 0.2435 | 0.0749 |
| 0.9 | 7.5 | 0.4582 | 0.1084 |
| 0.9 | 22.5 | 0.3222 | 0.0571 |
| 0.9 | 37.5 | 0.3671 | 0.0587 |
| 0.9 | 52.5 | 0.3294 | 0.057 |
| 0.9 | 67.5 | 0.418 | 0.0784 |
| 0.9 | 82.5 | 0.5954 | 0.1059 |
| 0.9 | 97.5 | 0.5588 | 0.1026 |
| 0.9 | 112.5 | 0.4543 | 0.0838 |
| 0.9 | 127.5 | 0.5652 | 0.0946 |
| 0.9 | 142.5 | 0.6109 | 0.0953 |
| 0.9 | 157.5 | 0.523 | 0.0855 |
| 0.9 | 172.5 | 0.601 | 0.0925 |
| 0.9 | 187.5 | 0.5356 | 0.0776 |
| 0.9 | 202.5 | 0.5184 | 0.0808 |
| 0.9 | 217.5 | 0.6541 | 0.1082 |
| 0.9 | 232.5 | 0.6123 | 0.1048 |
| 0.9 | 247.5 | 0.5453 | 0.0934 |
| 0.9 | 262.5 | 0.4518 | 0.0781 |
| 0.9 | 277.5 | 0.6152 | 0.1285 |
| 0.9 | 292.5 | 0.4238 | 0.0772 |
| 0.9 | 307.5 | 0.3601 | 0.0741 |
| 0.9 | 322.5 | 0.302 | 0.054 |
| 0.9 | 337.5 | 0.4775 | 0.0793 |
| 0.9 | 352.5 | 0.4121 | 0.0711 |
Experiment comment: