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Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS, 2014
Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan
Experiment comment: polarization of electron beam : ~80%
Publication:
Quantity measured: dσ/dΩ, mcbn/rad
Differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none
Q2 : | 4 GeV2 | |
---|---|---|
W : | 1.78 GeV | |
Ebeam : | 5.499 GeV |
Select data slice:
cos(θ) = |
Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Parameter (X axis): φ, degree |
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to view sliced data.
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to view 3D plot of the data.
Click here to get data in text file, delimited with tabs.
Measured data:
cos(θ) |
φ,
degree |
dσ/dΩ,
mcbn/rad |
Data errors,
mcbn/rad |
Systematic errors,
mcbn/rad |
---|---|---|---|---|
0.525 | 33.75 | 0.1028 | 0.06 | 0.0028 |
0.525 | 41.25 | 0.1177 | 0.0635 | 0.0305 |
0.525 | 48.75 | 0.1131 | 0.065 | 0.0043 |
0.525 | 56.25 | 0.1114 | 0.0604 | 0.0479 |
0.525 | 78.75 | 0.1093 | 0.0635 | 0.0395 |
0.525 | 138.75 | 0.1364 | 0.0635 | 0.0441 |
0.525 | 168.75 | 0.1102 | 0.0576 | 0.0266 |
0.525 | 183.75 | 0.1265 | 0.0712 | 0.0383 |
0.525 | 191.25 | 0.1518 | 0.0803 | 0.0203 |
0.525 | 213.75 | 0.1161 | 0.0579 | 0.0042 |
0.525 | 221.25 | 0.1298 | 0.0665 | 0.0204 |
0.525 | 236.25 | 0.1113 | 0.0546 | 0.0331 |
0.525 | 273.75 | 0.1681 | 0.1022 | 0.0198 |
0.575 | 101.25 | 0.1693 | 0.0803 | 0.0419 |
0.575 | 116.25 | 0.1856 | 0.0946 | 0.0346 |
0.575 | 183.75 | 0.1169 | 0.046 | 0.0141 |
0.575 | 191.25 | 0.1165 | 0.0632 | 0.0419 |
0.575 | 221.25 | 0.1251 | 0.0684 | 0.03 |
0.575 | 236.25 | 0.1026 | 0.0616 | 0.0275 |
0.575 | 296.25 | 0.1038 | 0.0603 | 0.0214 |
0.625 | 33.75 | 0.1569 | 0.0869 | 0.0299 |
0.625 | 56.25 | 0.1331 | 0.072 | 0.0143 |
0.625 | 63.75 | 0.148 | 0.0837 | 0.0354 |
0.625 | 93.75 | 0.1532 | 0.0696 | 0.0279 |
0.625 | 116.25 | 0.1618 | 0.0841 | 0.0308 |
0.625 | 183.75 | 0.1247 | 0.0598 | 0.009 |
0.625 | 191.25 | 0.1478 | 0.0804 | 0.0465 |
0.625 | 213.75 | 0.1372 | 0.0837 | 0.0201 |
0.625 | 258.75 | 0.1923 | 0.111 | 0.0075 |
0.625 | 266.25 | 0.1719 | 0.0988 | 0.0295 |
0.675 | 56.25 | 0.1371 | 0.0749 | 0.0236 |
0.675 | 63.75 | 0.1508 | 0.0813 | 0.0362 |
0.675 | 71.25 | 0.1544 | 0.0747 | 0.0311 |
0.675 | 86.25 | 0.173 | 0.0759 | 0.0443 |
0.675 | 108.75 | 0.2376 | 0.1115 | 0.0387 |
0.675 | 123.75 | 0.1273 | 0.0771 | 0.0404 |
0.675 | 146.25 | 0.2111 | 0.1169 | 0.084 |
0.675 | 153.75 | 0.1115 | 0.0531 | 0.0181 |
0.675 | 183.75 | 0.1642 | 0.0679 | 0.0165 |
0.675 | 198.75 | 0.1288 | 0.0642 | 0.0349 |
0.675 | 206.25 | 0.1143 | 0.054 | 0.0232 |
0.725 | 86.25 | 0.2074 | 0.1078 | 0.0328 |
0.725 | 116.25 | 0.2829 | 0.1535 | 0.0312 |
0.725 | 123.75 | 0.1438 | 0.0747 | 0.0325 |
0.725 | 153.75 | 0.1497 | 0.0815 | 0.0221 |
0.725 | 168.75 | 0.1033 | 0.0392 | 0.0159 |
0.725 | 191.25 | 0.1091 | 0.0551 | 0.0153 |
0.725 | 198.75 | 0.1503 | 0.0558 | 0.023 |
0.725 | 228.75 | 0.2192 | 0.1035 | 0.0315 |
0.775 | 78.75 | 0.2367 | 0.122 | 0.0632 |
0.775 | 86.25 | 0.2436 | 0.1213 | 0.0765 |
0.775 | 101.25 | 0.1893 | 0.1226 | 0.0316 |
0.775 | 123.75 | 0.2355 | 0.1224 | 0.0217 |
0.775 | 131.25 | 0.1744 | 0.0915 | 0.0377 |
0.775 | 146.25 | 0.2632 | 0.118 | 0.0678 |
0.775 | 153.75 | 0.2259 | 0.1103 | 0.0269 |
0.775 | 161.25 | 0.2065 | 0.0906 | 0.0398 |
0.775 | 183.75 | 0.1655 | 0.0759 | 0.0453 |
0.775 | 191.25 | 0.1646 | 0.0892 | 0.0172 |
0.775 | 198.75 | 0.2003 | 0.0854 | 0.0305 |
0.775 | 206.25 | 0.1857 | 0.092 | 0.0664 |
0.775 | 221.25 | 0.1835 | 0.0902 | 0.0437 |
0.775 | 236.25 | 0.2074 | 0.1168 | 0.0331 |
0.775 | 296.25 | 0.1734 | 0.0924 | 0.01 |
0.775 | 333.75 | 0.1939 | 0.1092 | 0.0364 |
0.775 | 348.75 | 0.1932 | 0.098 | 0.0381 |
0.825 | 18.75 | 0.2077 | 0.1263 | 0.026 |
0.825 | 33.75 | 0.1862 | 0.11 | 0.0523 |
0.825 | 48.75 | 0.1907 | 0.1128 | 0.0437 |
0.825 | 71.25 | 0.2744 | 0.1467 | 0.0347 |
0.825 | 101.25 | 0.2358 | 0.1059 | 0.0758 |
0.825 | 123.75 | 0.2176 | 0.1144 | 0.0393 |
0.825 | 138.75 | 0.3 | 0.1511 | 0.0563 |
0.825 | 153.75 | 0.2632 | 0.1454 | 0.0998 |
0.825 | 161.25 | 0.2667 | 0.1183 | 0.0375 |
0.825 | 168.75 | 0.1116 | 0.054 | 0.015 |
0.825 | 176.25 | 0.1109 | 0.0535 | 0.0254 |
0.825 | 183.75 | 0.1858 | 0.0766 | 0.0436 |
0.825 | 191.25 | 0.1854 | 0.0897 | 0.0378 |
0.825 | 198.75 | 0.2066 | 0.0775 | 0.0319 |
0.825 | 206.25 | 0.2288 | 0.1101 | 0.0447 |
0.825 | 213.75 | 0.193 | 0.076 | 0.0316 |
0.825 | 221.25 | 0.1983 | 0.1107 | 0.0471 |
0.825 | 236.25 | 0.2746 | 0.1468 | 0.0248 |
0.825 | 251.25 | 0.2432 | 0.1393 | 0.0781 |
0.825 | 258.75 | 0.1929 | 0.0918 | 0.0391 |
0.825 | 303.75 | 0.269 | 0.141 | 0.0763 |
0.825 | 311.25 | 0.2885 | 0.1618 | 0.005 |
0.825 | 318.75 | 0.1116 | 0.0559 | 0.0296 |
0.825 | 341.25 | 0.2125 | 0.1058 | 0.0002 |
0.825 | 356.25 | 0.2023 | 0.1261 | 0.0539 |
0.875 | 3.75 | 0.3134 | 0.1815 | 0.0923 |
0.875 | 11.25 | 0.301 | 0.148 | 0.0034 |
0.875 | 33.75 | 0.1936 | 0.1058 | 0.031 |
0.875 | 41.25 | 0.2095 | 0.1052 | 0.0391 |
0.875 | 48.75 | 0.2216 | 0.084 | 0.0314 |
0.875 | 71.25 | 0.2713 | 0.1231 | 0.0338 |
0.875 | 78.75 | 0.2142 | 0.1141 | 0.0389 |
0.875 | 93.75 | 0.2749 | 0.1672 | 0.0932 |
0.875 | 108.75 | 0.3067 | 0.1374 | 0.0714 |
0.875 | 131.25 | 0.3182 | 0.1687 | 0.0515 |
0.875 | 138.75 | 0.3883 | 0.2051 | 0.0949 |
0.875 | 168.75 | 0.1808 | 0.0657 | 0.0363 |
0.875 | 176.25 | 0.1767 | 0.0743 | 0.0369 |
0.875 | 183.75 | 0.2519 | 0.1282 | 0.0501 |
0.875 | 191.25 | 0.2078 | 0.0922 | 0.0513 |
0.875 | 198.75 | 0.2962 | 0.1311 | 0.0541 |
0.875 | 206.25 | 0.2918 | 0.1453 | 0.0454 |
0.875 | 213.75 | 0.2618 | 0.1023 | 0.0518 |
0.875 | 221.25 | 0.2498 | 0.1331 | 0.0279 |
0.875 | 236.25 | 0.2516 | 0.1247 | 0.0894 |
0.875 | 243.75 | 0.2891 | 0.1473 | 0.0235 |
0.875 | 251.25 | 0.2908 | 0.1603 | 0.0288 |
0.875 | 258.75 | 0.1769 | 0.092 | 0.0315 |
0.875 | 273.75 | 0.2355 | 0.1089 | 0.0613 |
0.875 | 281.25 | 0.2261 | 0.1033 | 0.0436 |
0.875 | 288.75 | 0.3007 | 0.1116 | 0.0467 |
0.875 | 303.75 | 0.3265 | 0.1572 | 0.0658 |
0.875 | 326.25 | 0.1733 | 0.0803 | 0.0212 |
0.875 | 333.75 | 0.2682 | 0.1571 | 0.0537 |
0.875 | 341.25 | 0.2893 | 0.1318 | 0.0333 |
0.875 | 348.75 | 0.2796 | 0.1398 | 0.036 |
0.875 | 356.25 | 0.3007 | 0.1094 | 0.0311 |
0.925 | 11.25 | 0.2276 | 0.1551 | 0.0546 |
0.925 | 48.75 | 0.1292 | 0.0623 | 0.0253 |
0.925 | 63.75 | 0.1186 | 0.0558 | 0.0229 |
0.925 | 86.25 | 0.1041 | 0.0673 | 0.0231 |
0.925 | 101.25 | 0.1045 | 0.0578 | 0.0162 |
0.925 | 123.75 | 0.1002 | 0.052 | 0.0208 |
0.925 | 131.25 | 0.1257 | 0.0792 | 0.0174 |
0.925 | 138.75 | 0.2877 | 0.1899 | 0.038 |
0.925 | 146.25 | 0.1629 | 0.1132 | 0.0196 |
0.925 | 153.75 | 0.3114 | 0.1824 | 0.0451 |
0.925 | 161.25 | 0.5141 | 0.3271 | 0.0503 |
0.925 | 176.25 | 0.1493 | 0.0737 | 0.0215 |
0.925 | 183.75 | 0.1154 | 0.0496 | 0.0158 |
0.925 | 191.25 | 0.1405 | 0.0694 | 0.0188 |
0.925 | 198.75 | 0.2508 | 0.1491 | 0.029 |
0.925 | 206.25 | 0.31 | 0.1817 | 0.036 |
0.925 | 221.25 | 0.2008 | 0.0958 | 0.0216 |
0.925 | 251.25 | 0.1203 | 0.0768 | 0.0194 |
0.925 | 273.75 | 0.1463 | 0.0838 | 0.0116 |
0.925 | 288.75 | 0.1518 | 0.0806 | 0.0462 |
0.925 | 296.25 | 0.1097 | 0.0642 | 0.0267 |
0.925 | 318.75 | 0.3014 | 0.1988 | 0.0391 |
0.925 | 341.25 | 0.1235 | 0.0738 | 0.0157 |
0.925 | 356.25 | 0.1948 | 0.0908 | 0.0239 |
0.975 | 3.75 | 0.2083 | 0.0952 | 0.0296 |
0.975 | 11.25 | 0.2807 | 0.1309 | 0.0462 |
0.975 | 18.75 | 0.1006 | 0.0566 | 0.0299 |
0.975 | 26.25 | 0.1184 | 0.0557 | 0.0272 |
0.975 | 41.25 | 0.3797 | 0.1986 | 0.0546 |
0.975 | 48.75 | 0.2779 | 0.1377 | 0.0566 |
0.975 | 56.25 | 0.1469 | 0.0729 | 0.0178 |
0.975 | 63.75 | 0.2239 | 0.1066 | 0.0937 |
0.975 | 71.25 | 0.4327 | 0.2507 | 0.0784 |
0.975 | 78.75 | 0.3234 | 0.1912 | 0.0453 |
0.975 | 86.25 | 0.1946 | 0.1224 | 0.0677 |
0.975 | 93.75 | 0.1496 | 0.0846 | 0.0796 |
0.975 | 101.25 | 0.204 | 0.0976 | 0.0276 |
0.975 | 108.75 | 0.147 | 0.0775 | 0.0153 |
0.975 | 116.25 | 0.2471 | 0.1494 | 0.0511 |
0.975 | 123.75 | 0.3791 | 0.2466 | 0.2417 |
0.975 | 131.25 | 0.1599 | 0.0992 | 0.056 |
0.975 | 138.75 | 0.1512 | 0.0747 | 0.1027 |
0.975 | 146.25 | 0.1732 | 0.0801 | 0.0665 |
0.975 | 153.75 | 0.1945 | 0.0826 | 0.0392 |
0.975 | 161.25 | 0.1642 | 0.0762 | 0.0351 |
0.975 | 168.75 | 0.4274 | 0.2207 | 0.0748 |
0.975 | 176.25 | 0.184 | 0.0947 | 0.0429 |
0.975 | 183.75 | 0.1433 | 0.0682 | 0.0396 |
0.975 | 198.75 | 0.2587 | 0.1552 | 0.0674 |
0.975 | 213.75 | 0.2047 | 0.0931 | 0.0529 |
0.975 | 221.25 | 0.1086 | 0.0509 | 0.0246 |
0.975 | 228.75 | 0.1203 | 0.0558 | 0.0347 |
0.975 | 236.25 | 0.481 | 0.3102 | 0.1811 |
0.975 | 243.75 | 0.1404 | 0.074 | 0.0269 |
0.975 | 251.25 | 0.3038 | 0.1496 | 0.0599 |
0.975 | 266.25 | 0.3013 | 0.1323 | 0.115 |
0.975 | 273.75 | 0.41 | 0.2375 | 0.1104 |
0.975 | 288.75 | 0.2839 | 0.1688 | 0.0765 |
0.975 | 296.25 | 0.3376 | 0.1993 | 0.0458 |
0.975 | 303.75 | 0.3327 | 0.219 | 0.0447 |
0.975 | 311.25 | 0.2546 | 0.1375 | 0.0991 |
0.975 | 318.75 | 0.1475 | 0.0672 | 0.0207 |
0.975 | 333.75 | 0.2169 | 0.132 | 0.0339 |
0.975 | 341.25 | 0.224 | 0.1017 | 0.0379 |
0.975 | 348.75 | 0.3844 | 0.2246 | 0.1053 |
0.975 | 356.25 | 0.5645 | 0.3228 | 0.3838 |