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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 : | 1.8 GeV2 | |
---|---|---|
W : | 1.89 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 |
---|---|---|---|---|
-0.9 | 7.5 | 0.0861 | 0.0163 | 0.0205 |
-0.9 | 22.5 | 0.1187 | 0.024 | 0.0184 |
-0.9 | 37.5 | 0.0874 | 0.0188 | 0.0214 |
-0.9 | 52.5 | 0.1317 | 0.0235 | 0.0188 |
-0.9 | 67.5 | 0.1178 | 0.0303 | 0.0165 |
-0.9 | 82.5 | 0.1201 | 0.0467 | 0.017 |
-0.9 | 97.5 | 0.0586 | 0.0235 | 0.0063 |
-0.9 | 112.5 | 0.0837 | 0.0212 | 0.0101 |
-0.9 | 127.5 | 0.0828 | 0.0216 | 0.0163 |
-0.9 | 142.5 | 0.0992 | 0.0285 | 0.0097 |
-0.9 | 157.5 | 0.0609 | 0.0223 | 0.018 |
-0.9 | 172.5 | 0.1004 | 0.0295 | 0.0073 |
-0.9 | 187.5 | 0.0748 | 0.0234 | 0.0272 |
-0.9 | 202.5 | 0.0485 | 0.0195 | 0.0057 |
-0.9 | 217.5 | 0.0729 | 0.0269 | 0.0161 |
-0.9 | 232.5 | 0.0927 | 0.0223 | 0.0142 |
-0.9 | 247.5 | 0.1116 | 0.0347 | 0.0225 |
-0.9 | 262.5 | 0.0932 | 0.0234 | 0.0273 |
-0.9 | 277.5 | 0.0986 | 0.0235 | 0.0233 |
-0.9 | 292.5 | 0.1342 | 0.0248 | 0.011 |
-0.9 | 307.5 | 0.1211 | 0.0206 | 0.0168 |
-0.9 | 322.5 | 0.1251 | 0.0254 | 0.0116 |
-0.9 | 337.5 | 0.0888 | 0.0191 | 0.0086 |
-0.9 | 352.5 | 0.074 | 0.0121 | 0.0208 |
-0.7 | 7.5 | 0.1362 | 0.0207 | 0.0243 |
-0.7 | 22.5 | 0.2166 | 0.0337 | 0.0377 |
-0.7 | 37.5 | 0.1302 | 0.0212 | 0.0158 |
-0.7 | 52.5 | 0.1544 | 0.0197 | 0.0283 |
-0.7 | 67.5 | 0.2465 | 0.0323 | 0.026 |
-0.7 | 82.5 | 0.23 | 0.046 | 0.028 |
-0.7 | 97.5 | 0.2319 | 0.0315 | 0.0152 |
-0.7 | 112.5 | 0.1784 | 0.0243 | 0.0337 |
-0.7 | 127.5 | 0.0938 | 0.0138 | 0.0143 |
-0.7 | 142.5 | 0.0538 | 0.0116 | 0.0138 |
-0.7 | 157.5 | 0.0615 | 0.0111 | 0.0031 |
-0.7 | 172.5 | 0.0449 | 0.0085 | 0.011 |
-0.7 | 187.5 | 0.0425 | 0.0082 | 0.0092 |
-0.7 | 202.5 | 0.074 | 0.0124 | 0.01 |
-0.7 | 217.5 | 0.0639 | 0.012 | 0.02 |
-0.7 | 232.5 | 0.1036 | 0.0144 | 0.0076 |
-0.7 | 247.5 | 0.1749 | 0.0232 | 0.0154 |
-0.7 | 262.5 | 0.184 | 0.0269 | 0.0249 |
-0.7 | 277.5 | 0.2466 | 0.0353 | 0.0291 |
-0.7 | 292.5 | 0.2054 | 0.0284 | 0.0298 |
-0.7 | 307.5 | 0.1737 | 0.0214 | 0.0308 |
-0.7 | 322.5 | 0.1584 | 0.0299 | 0.0258 |
-0.7 | 337.5 | 0.1193 | 0.0232 | 0.0292 |
-0.7 | 352.5 | 0.1229 | 0.0194 | 0.0124 |
-0.5 | 7.5 | 0.102 | 0.0173 | 0.0135 |
-0.5 | 22.5 | 0.1553 | 0.0287 | 0.0205 |
-0.5 | 37.5 | 0.108 | 0.0169 | 0.0101 |
-0.5 | 52.5 | 0.1593 | 0.0218 | 0.0204 |
-0.5 | 67.5 | 0.2314 | 0.0311 | 0.0403 |
-0.5 | 82.5 | 0.159 | 0.0222 | 0.033 |
-0.5 | 97.5 | 0.1762 | 0.0217 | 0.0281 |
-0.5 | 112.5 | 0.1362 | 0.0155 | 0.0209 |
-0.5 | 127.5 | 0.0894 | 0.0117 | 0.0129 |
-0.5 | 142.5 | 0.0805 | 0.0135 | 0.0119 |
-0.5 | 157.5 | 0.058 | 0.0089 | 0.0092 |
-0.5 | 172.5 | 0.0504 | 0.0077 | 0.0058 |
-0.5 | 187.5 | 0.036 | 0.0059 | 0.0067 |
-0.5 | 202.5 | 0.0495 | 0.0087 | 0.011 |
-0.5 | 217.5 | 0.0731 | 0.0124 | 0.0098 |
-0.5 | 232.5 | 0.07 | 0.01 | 0.0128 |
-0.5 | 247.5 | 0.1215 | 0.014 | 0.0112 |
-0.5 | 262.5 | 0.145 | 0.0173 | 0.0193 |
-0.5 | 277.5 | 0.1536 | 0.0218 | 0.0228 |
-0.5 | 292.5 | 0.1826 | 0.027 | 0.0284 |
-0.5 | 307.5 | 0.1658 | 0.0202 | 0.012 |
-0.5 | 322.5 | 0.1231 | 0.016 | 0.0131 |
-0.5 | 337.5 | 0.1583 | 0.0342 | 0.0331 |
-0.5 | 352.5 | 0.1119 | 0.0176 | 0.0119 |
-0.3 | 7.5 | 0.0621 | 0.0166 | 0.0186 |
-0.3 | 22.5 | 0.1755 | 0.0418 | 0.0203 |
-0.3 | 37.5 | 0.1367 | 0.0237 | 0.0141 |
-0.3 | 52.5 | 0.1407 | 0.0164 | 0.0339 |
-0.3 | 67.5 | 0.268 | 0.0372 | 0.0575 |
-0.3 | 82.5 | 0.2053 | 0.0248 | 0.0213 |
-0.3 | 97.5 | 0.1698 | 0.02 | 0.0208 |
-0.3 | 112.5 | 0.149 | 0.016 | 0.0184 |
-0.3 | 127.5 | 0.1267 | 0.0156 | 0.0174 |
-0.3 | 142.5 | 0.0762 | 0.0137 | 0.0331 |
-0.3 | 157.5 | 0.0963 | 0.0142 | 0.0145 |
-0.3 | 172.5 | 0.0613 | 0.0082 | 0.0082 |
-0.3 | 187.5 | 0.0643 | 0.0073 | 0.0092 |
-0.3 | 202.5 | 0.0896 | 0.0117 | 0.016 |
-0.3 | 217.5 | 0.1028 | 0.0152 | 0.0187 |
-0.3 | 232.5 | 0.1059 | 0.0155 | 0.0188 |
-0.3 | 247.5 | 0.1267 | 0.0141 | 0.01 |
-0.3 | 262.5 | 0.1784 | 0.022 | 0.0244 |
-0.3 | 277.5 | 0.1771 | 0.0213 | 0.0176 |
-0.3 | 292.5 | 0.1719 | 0.0275 | 0.035 |
-0.3 | 307.5 | 0.1554 | 0.029 | 0.0335 |
-0.3 | 322.5 | 0.1583 | 0.0413 | 0.0519 |
-0.3 | 352.5 | 0.0633 | 0.0168 | 0.0102 |
-0.1 | 7.5 | 0.0491 | 0.0233 | 0.0016 |
-0.1 | 22.5 | 0.1147 | 0.0248 | 0.0158 |
-0.1 | 37.5 | 0.1155 | 0.0202 | 0.0083 |
-0.1 | 52.5 | 0.2507 | 0.0597 | 0.0626 |
-0.1 | 67.5 | 0.2396 | 0.0415 | 0.0442 |
-0.1 | 82.5 | 0.1912 | 0.0235 | 0.0171 |
-0.1 | 97.5 | 0.2467 | 0.0262 | 0.0265 |
-0.1 | 112.5 | 0.1704 | 0.0207 | 0.0213 |
-0.1 | 127.5 | 0.1727 | 0.0218 | 0.0351 |
-0.1 | 142.5 | 0.167 | 0.0196 | 0.0355 |
-0.1 | 157.5 | 0.1069 | 0.0115 | 0.0202 |
-0.1 | 172.5 | 0.0879 | 0.0085 | 0.0122 |
-0.1 | 187.5 | 0.0994 | 0.0094 | 0.0125 |
-0.1 | 202.5 | 0.1139 | 0.0115 | 0.0146 |
-0.1 | 217.5 | 0.1528 | 0.0179 | 0.0506 |
-0.1 | 232.5 | 0.1245 | 0.0163 | 0.0298 |
-0.1 | 247.5 | 0.1505 | 0.0176 | 0.02 |
-0.1 | 262.5 | 0.1909 | 0.0197 | 0.0225 |
-0.1 | 277.5 | 0.1606 | 0.0183 | 0.0217 |
-0.1 | 292.5 | 0.1705 | 0.0448 | 0.0646 |
0.1 | 22.5 | 0.1161 | 0.0308 | 0.0244 |
0.1 | 37.5 | 0.2997 | 0.0581 | 0.0478 |
0.1 | 52.5 | 0.4154 | 0.091 | 0.052 |
0.1 | 67.5 | 0.4039 | 0.0718 | 0.0658 |
0.1 | 82.5 | 0.3928 | 0.0625 | 0.0757 |
0.1 | 97.5 | 0.2838 | 0.0419 | 0.0456 |
0.1 | 112.5 | 0.2394 | 0.0369 | 0.0321 |
0.1 | 127.5 | 0.1424 | 0.0238 | 0.0348 |
0.1 | 142.5 | 0.1293 | 0.0184 | 0.0301 |
0.1 | 157.5 | 0.114 | 0.0141 | 0.0166 |
0.1 | 172.5 | 0.0955 | 0.0116 | 0.0137 |
0.1 | 187.5 | 0.1065 | 0.0124 | 0.0146 |
0.1 | 202.5 | 0.1 | 0.0137 | 0.0158 |
0.1 | 217.5 | 0.1424 | 0.0204 | 0.0257 |
0.1 | 232.5 | 0.1392 | 0.0229 | 0.0363 |
0.1 | 247.5 | 0.2199 | 0.0346 | 0.0394 |
0.1 | 262.5 | 0.279 | 0.0439 | 0.0504 |
0.1 | 277.5 | 0.2271 | 0.0533 | 0.0391 |
0.1 | 292.5 | 0.5702 | 0.0831 | 0.0464 |
0.1 | 322.5 | 0.2748 | 0.0931 | 0.0197 |
0.3 | 7.5 | 0.0517 | 0.0405 | 0.0019 |
0.3 | 22.5 | 0.0787 | 0.0183 | 0.017 |
0.3 | 37.5 | 0.1414 | 0.0383 | 0.0264 |
0.3 | 52.5 | 0.1263 | 0.0284 | 0.0275 |
0.3 | 67.5 | 0.36 | 0.0507 | 0.0549 |
0.3 | 82.5 | 0.4355 | 0.0724 | 0.0663 |
0.3 | 97.5 | 0.4191 | 0.0629 | 0.0803 |
0.3 | 112.5 | 0.3413 | 0.0476 | 0.0736 |
0.3 | 127.5 | 0.2712 | 0.0409 | 0.0808 |
0.3 | 157.5 | 0.2275 | 0.0234 | 0.0353 |
0.3 | 172.5 | 0.2074 | 0.0187 | 0.0242 |
0.3 | 187.5 | 0.2199 | 0.0195 | 0.0342 |
0.3 | 202.5 | 0.2295 | 0.0237 | 0.0302 |
0.3 | 232.5 | 0.2944 | 0.043 | 0.0476 |
0.3 | 247.5 | 0.2619 | 0.0519 | 0.0467 |
0.3 | 262.5 | 0.4203 | 0.1199 | 0.0912 |
0.3 | 277.5 | 0.4652 | 0.1098 | 0.1114 |
0.3 | 292.5 | 0.2798 | 0.0619 | 0.0726 |
0.3 | 307.5 | 0.2672 | 0.0633 | 0.0501 |
0.3 | 322.5 | 0.1735 | 0.0647 | 0.0082 |
0.5 | 22.5 | 0.1252 | 0.0246 | 0.0219 |
0.5 | 37.5 | 0.1923 | 0.0203 | 0.0155 |
0.5 | 52.5 | 0.3662 | 0.0383 | 0.0389 |
0.5 | 67.5 | 0.5106 | 0.0526 | 0.0653 |
0.5 | 82.5 | 0.5303 | 0.0587 | 0.0798 |
0.5 | 97.5 | 0.6421 | 0.0778 | 0.0767 |
0.5 | 112.5 | 0.5279 | 0.1247 | 0.0718 |
0.5 | 127.5 | 0.3844 | 0.0697 | 0.0969 |
0.5 | 142.5 | 0.272 | 0.0343 | 0.0454 |
0.5 | 157.5 | 0.2843 | 0.0319 | 0.0454 |
0.5 | 172.5 | 0.2536 | 0.0244 | 0.0453 |
0.5 | 187.5 | 0.2578 | 0.0246 | 0.0467 |
0.5 | 202.5 | 0.3008 | 0.0339 | 0.0527 |
0.5 | 217.5 | 0.3627 | 0.0441 | 0.0523 |
0.5 | 232.5 | 0.3578 | 0.0588 | 0.0893 |
0.5 | 247.5 | 0.505 | 0.1114 | 0.1527 |
0.5 | 262.5 | 0.5058 | 0.0954 | 0.0852 |
0.5 | 277.5 | 0.4675 | 0.0854 | 0.0779 |
0.5 | 292.5 | 0.4553 | 0.0671 | 0.048 |
0.5 | 307.5 | 0.31 | 0.0458 | 0.0379 |
0.5 | 322.5 | 0.1693 | 0.028 | 0.0172 |
0.5 | 337.5 | 0.157 | 0.0425 | 0.0192 |
0.7 | 7.5 | 0.122 | 0.0262 | 0.0155 |
0.7 | 22.5 | 0.224 | 0.0426 | 0.0404 |
0.7 | 37.5 | 0.1932 | 0.0214 | 0.0163 |
0.7 | 52.5 | 0.2326 | 0.024 | 0.0247 |
0.7 | 67.5 | 0.5578 | 0.0529 | 0.0634 |
0.7 | 82.5 | 0.7363 | 0.0775 | 0.1196 |
0.7 | 97.5 | 0.5652 | 0.1275 | 0.0807 |
0.7 | 112.5 | 0.6984 | 0.1238 | 0.1524 |
0.7 | 127.5 | 0.6764 | 0.0987 | 0.0682 |
0.7 | 142.5 | 0.8719 | 0.1395 | 0.1323 |
0.7 | 157.5 | 1.173 | 0.206 | 0.1603 |
0.7 | 172.5 | 0.9823 | 0.1642 | 0.1149 |
0.7 | 187.5 | 0.8628 | 0.148 | 0.1297 |
0.7 | 202.5 | 0.9792 | 0.1893 | 0.1159 |
0.7 | 217.5 | 0.7997 | 0.1355 | 0.1152 |
0.7 | 232.5 | 0.8133 | 0.1071 | 0.1181 |
0.7 | 247.5 | 0.8171 | 0.1283 | 0.1569 |
0.7 | 262.5 | 0.6053 | 0.1035 | 0.2174 |
0.7 | 277.5 | 0.4397 | 0.1167 | 0.0501 |
0.7 | 292.5 | 0.3136 | 0.0621 | 0.0486 |
0.7 | 307.5 | 0.1853 | 0.0281 | 0.0205 |
0.7 | 322.5 | 0.1895 | 0.0289 | 0.0328 |
0.7 | 337.5 | 0.1574 | 0.0336 | 0.0292 |
0.7 | 352.5 | 0.2144 | 0.0397 | 0.0264 |
0.9 | 7.5 | 0.4333 | 0.0261 | 0.0467 |
0.9 | 22.5 | 0.3689 | 0.0253 | 0.0492 |
0.9 | 37.5 | 0.3876 | 0.0295 | 0.052 |
0.9 | 52.5 | 0.3816 | 0.0316 | 0.0575 |
0.9 | 67.5 | 0.5391 | 0.0436 | 0.0797 |
0.9 | 82.5 | 0.4328 | 0.0464 | 0.0543 |
0.9 | 97.5 | 0.3872 | 0.0437 | 0.0633 |
0.9 | 112.5 | 0.3726 | 0.0253 | 0.0415 |
0.9 | 127.5 | 0.4304 | 0.0273 | 0.0445 |
0.9 | 142.5 | 0.4337 | 0.0273 | 0.0481 |
0.9 | 157.5 | 0.4526 | 0.0291 | 0.0541 |
0.9 | 172.5 | 0.4228 | 0.0268 | 0.0476 |
0.9 | 187.5 | 0.4423 | 0.0288 | 0.0563 |
0.9 | 202.5 | 0.3968 | 0.0258 | 0.0355 |
0.9 | 217.5 | 0.3889 | 0.0255 | 0.0407 |
0.9 | 232.5 | 0.4077 | 0.0261 | 0.0504 |
0.9 | 247.5 | 0.4571 | 0.0313 | 0.0408 |
0.9 | 262.5 | 0.3884 | 0.0436 | 0.0495 |
0.9 | 277.5 | 0.4481 | 0.0479 | 0.0462 |
0.9 | 292.5 | 0.4884 | 0.0423 | 0.0581 |
0.9 | 307.5 | 0.4711 | 0.0371 | 0.0533 |
0.9 | 322.5 | 0.488 | 0.0333 | 0.0527 |
0.9 | 337.5 | 0.395 | 0.0269 | 0.0422 |
0.9 | 352.5 | 0.4381 | 0.0261 | 0.0485 |