Measurement E141M65
| 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: | 1.78 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 7.5 | 0.096 | 0.0271 |
| -0.9 | 22.5 | 0.0967 | 0.0359 |
| -0.9 | 37.5 | 0.0558 | 0.0211 |
| -0.9 | 52.5 | 0.1009 | 0.0327 |
| -0.9 | 67.5 | 0.1561 | 0.0398 |
| -0.9 | 82.5 | 0.1105 | 0.0347 |
| -0.9 | 97.5 | 0.0884 | 0.0315 |
| -0.9 | 112.5 | 0.0533 | 0.0202 |
| -0.9 | 127.5 | 0.0646 | 0.0223 |
| -0.9 | 142.5 | 0.1345 | 0.0542 |
| -0.9 | 187.5 | 0.0735 | 0.0349 |
| -0.9 | 202.5 | 0.1068 | 0.0472 |
| -0.9 | 217.5 | 0.1202 | 0.0434 |
| -0.9 | 232.5 | 0.1312 | 0.038 |
| -0.9 | 247.5 | 0.0756 | 0.0257 |
| -0.9 | 262.5 | 0.0472 | 0.0225 |
| -0.9 | 277.5 | 0.107 | 0.036 |
| -0.9 | 292.5 | 0.1146 | 0.031 |
| -0.9 | 307.5 | 0.1057 | 0.0487 |
| -0.9 | 322.5 | 0.0776 | 0.0262 |
| -0.9 | 352.5 | 0.0862 | 0.0287 |
| -0.7 | 7.5 | 0.1197 | 0.033 |
| -0.7 | 22.5 | 0.1607 | 0.0607 |
| -0.7 | 37.5 | 0.1147 | 0.0334 |
| -0.7 | 52.5 | 0.1166 | 0.0279 |
| -0.7 | 67.5 | 0.1275 | 0.0397 |
| -0.7 | 82.5 | 0.0772 | 0.0215 |
| -0.7 | 97.5 | 0.1282 | 0.0305 |
| -0.7 | 112.5 | 0.1105 | 0.0243 |
| -0.7 | 127.5 | 0.0515 | 0.0174 |
| -0.7 | 142.5 | 0.0889 | 0.0254 |
| -0.7 | 157.5 | 0.0531 | 0.0151 |
| -0.7 | 172.5 | 0.0672 | 0.0168 |
| -0.7 | 187.5 | 0.0409 | 0.0134 |
| -0.7 | 202.5 | 0.0597 | 0.0158 |
| -0.7 | 217.5 | 0.0781 | 0.0242 |
| -0.7 | 232.5 | 0.0977 | 0.0247 |
| -0.7 | 247.5 | 0.0646 | 0.015 |
| -0.7 | 262.5 | 0.1069 | 0.0257 |
| -0.7 | 277.5 | 0.1354 | 0.0385 |
| -0.7 | 292.5 | 0.0981 | 0.0266 |
| -0.7 | 307.5 | 0.1312 | 0.0289 |
| -0.7 | 322.5 | 0.0686 | 0.0196 |
| -0.7 | 337.5 | 0.0817 | 0.0252 |
| -0.7 | 352.5 | 0.0938 | 0.0274 |
| -0.5 | 7.5 | 0.044 | 0.0204 |
| -0.5 | 22.5 | 0.0813 | 0.0272 |
| -0.5 | 37.5 | 0.0652 | 0.0176 |
| -0.5 | 52.5 | 0.0769 | 0.0212 |
| -0.5 | 67.5 | 0.0623 | 0.0199 |
| -0.5 | 82.5 | 0.0983 | 0.0213 |
| -0.5 | 97.5 | 0.0791 | 0.0175 |
| -0.5 | 112.5 | 0.0477 | 0.0113 |
| -0.5 | 127.5 | 0.0603 | 0.014 |
| -0.5 | 142.5 | 0.056 | 0.0142 |
| -0.5 | 157.5 | 0.0383 | 0.0106 |
| -0.5 | 172.5 | 0.05 | 0.0112 |
| -0.5 | 187.5 | 0.0323 | 0.0078 |
| -0.5 | 202.5 | 0.0348 | 0.0091 |
| -0.5 | 217.5 | 0.0433 | 0.0109 |
| -0.5 | 232.5 | 0.0632 | 0.0143 |
| -0.5 | 247.5 | 0.0956 | 0.017 |
| -0.5 | 262.5 | 0.1021 | 0.0188 |
| -0.5 | 277.5 | 0.0795 | 0.0213 |
| -0.5 | 292.5 | 0.08 | 0.0192 |
| -0.5 | 307.5 | 0.1081 | 0.0256 |
| -0.5 | 322.5 | 0.0813 | 0.0263 |
| -0.5 | 337.5 | 0.1177 | 0.0577 |
| -0.5 | 352.5 | 0.0655 | 0.0208 |
| -0.3 | 22.5 | 0.1321 | 0.0409 |
| -0.3 | 37.5 | 0.1004 | 0.0293 |
| -0.3 | 52.5 | 0.1082 | 0.0313 |
| -0.3 | 67.5 | 0.1724 | 0.0377 |
| -0.3 | 82.5 | 0.0904 | 0.0201 |
| -0.3 | 97.5 | 0.1398 | 0.0259 |
| -0.3 | 112.5 | 0.1216 | 0.0227 |
| -0.3 | 127.5 | 0.1453 | 0.0253 |
| -0.3 | 142.5 | 0.0859 | 0.019 |
| -0.3 | 157.5 | 0.0941 | 0.0179 |
| -0.3 | 172.5 | 0.0837 | 0.0139 |
| -0.3 | 187.5 | 0.0718 | 0.0133 |
| -0.3 | 202.5 | 0.0757 | 0.0144 |
| -0.3 | 217.5 | 0.1245 | 0.0272 |
| -0.3 | 232.5 | 0.0944 | 0.0179 |
| -0.3 | 247.5 | 0.0893 | 0.0177 |
| -0.3 | 262.5 | 0.1112 | 0.0182 |
| -0.3 | 277.5 | 0.1439 | 0.0272 |
| -0.3 | 292.5 | 0.0669 | 0.0253 |
| -0.3 | 307.5 | 0.1688 | 0.068 |
| -0.1 | 22.5 | 0.1343 | 0.0409 |
| -0.1 | 37.5 | 0.1168 | 0.0359 |
| -0.1 | 52.5 | 0.2829 | 0.0703 |
| -0.1 | 67.5 | 0.2689 | 0.0576 |
| -0.1 | 82.5 | 0.2919 | 0.0474 |
| -0.1 | 97.5 | 0.1615 | 0.022 |
| -0.1 | 112.5 | 0.1857 | 0.0335 |
| -0.1 | 127.5 | 0.2198 | 0.0367 |
| -0.1 | 142.5 | 0.1439 | 0.0298 |
| -0.1 | 157.5 | 0.1367 | 0.0238 |
| -0.1 | 172.5 | 0.0966 | 0.0162 |
| -0.1 | 187.5 | 0.1061 | 0.0157 |
| -0.1 | 202.5 | 0.1745 | 0.027 |
| -0.1 | 217.5 | 0.1416 | 0.0264 |
| -0.1 | 232.5 | 0.1993 | 0.0336 |
| -0.1 | 247.5 | 0.2135 | 0.0326 |
| -0.1 | 262.5 | 0.1309 | 0.018 |
| -0.1 | 277.5 | 0.1879 | 0.0395 |
| -0.1 | 292.5 | 0.2837 | 0.0956 |
| -0.1 | 307.5 | 0.1472 | 0.0651 |
| 0.1 | 22.5 | 0.1327 | 0.0497 |
| 0.1 | 52.5 | 0.0983 | 0.0361 |
| 0.1 | 67.5 | 0.2911 | 0.0655 |
| 0.1 | 82.5 | 0.2598 | 0.0737 |
| 0.1 | 97.5 | 0.1979 | 0.0437 |
| 0.1 | 112.5 | 0.1033 | 0.0321 |
| 0.1 | 127.5 | 0.1148 | 0.0342 |
| 0.1 | 142.5 | 0.1338 | 0.0311 |
| 0.1 | 157.5 | 0.1767 | 0.0336 |
| 0.1 | 172.5 | 0.1139 | 0.0207 |
| 0.1 | 187.5 | 0.0991 | 0.0187 |
| 0.1 | 202.5 | 0.141 | 0.0379 |
| 0.1 | 217.5 | 0.0947 | 0.0269 |
| 0.1 | 232.5 | 0.1011 | 0.026 |
| 0.1 | 247.5 | 0.1381 | 0.0384 |
| 0.1 | 262.5 | 0.2365 | 0.0674 |
| 0.1 | 277.5 | 0.2118 | 0.091 |
| 0.1 | 292.5 | 0.3504 | 0.1476 |
| 0.1 | 307.5 | 0.1059 | 0.0493 |
| 0.1 | 337.5 | 0.1915 | 0.159 |
| 0.3 | 37.5 | 0.1625 | 0.0572 |
| 0.3 | 52.5 | 0.1278 | 0.0465 |
| 0.3 | 67.5 | 0.2955 | 0.0757 |
| 0.3 | 82.5 | 0.3781 | 0.0941 |
| 0.3 | 97.5 | 0.3407 | 0.0523 |
| 0.3 | 112.5 | 0.1435 | 0.0329 |
| 0.3 | 127.5 | 0.1867 | 0.1091 |
| 0.3 | 142.5 | 0.1088 | 0.0311 |
| 0.3 | 157.5 | 0.1279 | 0.0235 |
| 0.3 | 172.5 | 0.1307 | 0.0169 |
| 0.3 | 187.5 | 0.1527 | 0.0191 |
| 0.3 | 202.5 | 0.1129 | 0.022 |
| 0.3 | 217.5 | 0.1822 | 0.0438 |
| 0.3 | 232.5 | 0.2136 | 0.1048 |
| 0.3 | 247.5 | 0.272 | 0.0892 |
| 0.3 | 262.5 | 0.267 | 0.1181 |
| 0.3 | 277.5 | 0.5841 | 0.1815 |
| 0.3 | 292.5 | 0.2778 | 0.0927 |
| 0.3 | 307.5 | 0.2221 | 0.0886 |
| 0.3 | 322.5 | 0.2776 | 0.0874 |
| 0.5 | 22.5 | 0.0787 | 0.0366 |
| 0.5 | 37.5 | 0.2178 | 0.0602 |
| 0.5 | 52.5 | 0.2631 | 0.0621 |
| 0.5 | 67.5 | 0.1383 | 0.0459 |
| 0.5 | 82.5 | 0.2945 | 0.0724 |
| 0.5 | 97.5 | 0.5364 | 0.1223 |
| 0.5 | 112.5 | 0.5194 | 0.1269 |
| 0.5 | 127.5 | 0.515 | 0.1366 |
| 0.5 | 142.5 | 0.4899 | 0.1012 |
| 0.5 | 157.5 | 0.2446 | 0.0527 |
| 0.5 | 172.5 | 0.1855 | 0.0314 |
| 0.5 | 187.5 | 0.1338 | 0.0265 |
| 0.5 | 202.5 | 0.1938 | 0.0468 |
| 0.5 | 217.5 | 0.3968 | 0.0877 |
| 0.5 | 232.5 | 0.4693 | 0.1558 |
| 0.5 | 247.5 | 0.5173 | 0.1575 |
| 0.5 | 262.5 | 0.5091 | 0.1685 |
| 0.5 | 277.5 | 0.3686 | 0.12 |
| 0.5 | 292.5 | 0.2987 | 0.0849 |
| 0.5 | 307.5 | 0.1843 | 0.0686 |
| 0.5 | 322.5 | 0.2919 | 0.1015 |
| 0.7 | 7.5 | 0.2422 | 0.0564 |
| 0.7 | 22.5 | 0.5068 | 0.159 |
| 0.7 | 37.5 | 0.3214 | 0.0868 |
| 0.7 | 52.5 | 0.439 | 0.1103 |
| 0.7 | 67.5 | 0.4729 | 0.1134 |
| 0.7 | 82.5 | 0.2969 | 0.0666 |
| 0.7 | 97.5 | 0.4334 | 0.1036 |
| 0.7 | 112.5 | 0.6766 | 0.1609 |
| 0.7 | 127.5 | 0.4963 | 0.1253 |
| 0.7 | 142.5 | 0.9237 | 0.1841 |
| 0.7 | 157.5 | 0.6633 | 0.1525 |
| 0.7 | 172.5 | 0.5564 | 0.1035 |
| 0.7 | 187.5 | 0.8713 | 0.1798 |
| 0.7 | 202.5 | 0.6451 | 0.1384 |
| 0.7 | 217.5 | 0.9034 | 0.3928 |
| 0.7 | 232.5 | 0.5866 | 0.1512 |
| 0.7 | 247.5 | 0.7106 | 0.1828 |
| 0.7 | 262.5 | 0.6139 | 0.155 |
| 0.7 | 277.5 | 0.3099 | 0.0997 |
| 0.7 | 292.5 | 0.5166 | 0.1472 |
| 0.7 | 307.5 | 0.3104 | 0.242 |
| 0.7 | 322.5 | 0.3114 | 0.0952 |
| 0.7 | 337.5 | 0.2423 | 0.0757 |
| 0.7 | 352.5 | 0.2832 | 0.0698 |
| 0.9 | 7.5 | 0.6508 | 0.0913 |
| 0.9 | 22.5 | 0.5223 | 0.0812 |
| 0.9 | 37.5 | 0.4628 | 0.0729 |
| 0.9 | 52.5 | 0.595 | 0.0894 |
| 0.9 | 67.5 | 0.6048 | 0.0996 |
| 0.9 | 82.5 | 0.8084 | 0.118 |
| 0.9 | 97.5 | 0.5771 | 0.0877 |
| 0.9 | 112.5 | 0.6269 | 0.0939 |
| 0.9 | 127.5 | 0.5144 | 0.0758 |
| 0.9 | 142.5 | 0.5727 | 0.0821 |
| 0.9 | 157.5 | 0.3356 | 0.047 |
| 0.9 | 172.5 | 0.6167 | 0.0873 |
| 0.9 | 187.5 | 0.391 | 0.0597 |
| 0.9 | 202.5 | 0.4448 | 0.0699 |
| 0.9 | 217.5 | 0.508 | 0.0753 |
| 0.9 | 232.5 | 0.5536 | 0.0827 |
| 0.9 | 247.5 | 0.4451 | 0.0672 |
| 0.9 | 262.5 | 0.3636 | 0.0655 |
| 0.9 | 277.5 | 0.5568 | 0.0831 |
| 0.9 | 292.5 | 0.5506 | 0.1207 |
| 0.9 | 307.5 | 0.4187 | 0.074 |
| 0.9 | 322.5 | 0.5565 | 0.1095 |
| 0.9 | 337.5 | 0.5958 | 0.0887 |
| 0.9 | 352.5 | 0.7252 | 0.096 |
Experiment comment: