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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 : | 1.83 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 | 0.1309 | 0.022 | 0.0208 |
-0.9 | 22.5 | 0.1182 | 0.0235 | 0.0105 |
-0.9 | 37.5 | 0.1289 | 0.0244 | 0.0304 |
-0.9 | 52.5 | 0.1689 | 0.0332 | 0.0109 |
-0.9 | 67.5 | 0.1791 | 0.0298 | 0.0233 |
-0.9 | 82.5 | 0.1501 | 0.0324 | 0.0157 |
-0.9 | 97.5 | 0.0989 | 0.0225 | 0.0138 |
-0.9 | 112.5 | 0.11 | 0.0253 | 0.0181 |
-0.9 | 127.5 | 0.1693 | 0.0327 | 0.0455 |
-0.9 | 142.5 | 0.142 | 0.0429 | 0.0248 |
-0.9 | 157.5 | 0.0974 | 0.0315 | 0.013 |
-0.9 | 172.5 | 0.0837 | 0.025 | 0.0092 |
-0.9 | 187.5 | 0.1544 | 0.0387 | 0.0387 |
-0.9 | 202.5 | 0.1707 | 0.0492 | 0.0392 |
-0.9 | 217.5 | 0.0929 | 0.0256 | 0.0126 |
-0.9 | 232.5 | 0.1296 | 0.0262 | 0.0248 |
-0.9 | 247.5 | 0.0993 | 0.0217 | 0.016 |
-0.9 | 262.5 | 0.1583 | 0.0357 | 0.0248 |
-0.9 | 277.5 | 0.1587 | 0.0332 | 0.0245 |
-0.9 | 292.5 | 0.1399 | 0.026 | 0.0223 |
-0.9 | 307.5 | 0.1674 | 0.0262 | 0.0184 |
-0.9 | 322.5 | 0.1341 | 0.0264 | 0.0249 |
-0.9 | 337.5 | 0.087 | 0.0191 | 0.0139 |
-0.9 | 352.5 | 0.1288 | 0.0198 | 0.016 |
-0.7 | 7.5 | 0.1562 | 0.0236 | 0.0213 |
-0.7 | 22.5 | 0.2067 | 0.0356 | 0.0278 |
-0.7 | 37.5 | 0.2023 | 0.0287 | 0.0123 |
-0.7 | 52.5 | 0.2108 | 0.0251 | 0.0336 |
-0.7 | 67.5 | 0.2299 | 0.031 | 0.0231 |
-0.7 | 82.5 | 0.1788 | 0.0391 | 0.0245 |
-0.7 | 97.5 | 0.1078 | 0.0164 | 0.0198 |
-0.7 | 112.5 | 0.1137 | 0.0162 | 0.0141 |
-0.7 | 127.5 | 0.1056 | 0.0152 | 0.0201 |
-0.7 | 142.5 | 0.1067 | 0.0177 | 0.0229 |
-0.7 | 157.5 | 0.0566 | 0.01 | 0.0091 |
-0.7 | 172.5 | 0.077 | 0.0121 | 0.006 |
-0.7 | 187.5 | 0.0734 | 0.0121 | 0.017 |
-0.7 | 202.5 | 0.0476 | 0.01 | 0.0105 |
-0.7 | 217.5 | 0.0674 | 0.0123 | 0.0127 |
-0.7 | 232.5 | 0.1088 | 0.0151 | 0.0195 |
-0.7 | 247.5 | 0.1085 | 0.0143 | 0.0171 |
-0.7 | 262.5 | 0.1487 | 0.0196 | 0.0172 |
-0.7 | 277.5 | 0.217 | 0.0327 | 0.035 |
-0.7 | 292.5 | 0.2004 | 0.026 | 0.0323 |
-0.7 | 307.5 | 0.1856 | 0.0231 | 0.019 |
-0.7 | 322.5 | 0.1787 | 0.0255 | 0.0359 |
-0.7 | 337.5 | 0.254 | 0.0407 | 0.0437 |
-0.7 | 352.5 | 0.2613 | 0.0336 | 0.0222 |
-0.5 | 7.5 | 0.1457 | 0.0251 | 0.0146 |
-0.5 | 22.5 | 0.1769 | 0.0338 | 0.0326 |
-0.5 | 37.5 | 0.1408 | 0.0202 | 0.016 |
-0.5 | 52.5 | 0.1709 | 0.0228 | 0.0186 |
-0.5 | 67.5 | 0.2457 | 0.0337 | 0.0495 |
-0.5 | 82.5 | 0.2525 | 0.0323 | 0.05 |
-0.5 | 97.5 | 0.1905 | 0.0201 | 0.0231 |
-0.5 | 112.5 | 0.1407 | 0.0161 | 0.014 |
-0.5 | 127.5 | 0.1553 | 0.0174 | 0.0169 |
-0.5 | 142.5 | 0.1458 | 0.0206 | 0.0106 |
-0.5 | 157.5 | 0.0837 | 0.0126 | 0.0104 |
-0.5 | 172.5 | 0.0658 | 0.0094 | 0.0102 |
-0.5 | 187.5 | 0.0711 | 0.01 | 0.0094 |
-0.5 | 202.5 | 0.0957 | 0.013 | 0.0143 |
-0.5 | 217.5 | 0.0709 | 0.0122 | 0.0124 |
-0.5 | 232.5 | 0.0736 | 0.0105 | 0.0084 |
-0.5 | 247.5 | 0.1534 | 0.0168 | 0.0228 |
-0.5 | 262.5 | 0.1247 | 0.0138 | 0.0202 |
-0.5 | 277.5 | 0.1985 | 0.0248 | 0.0325 |
-0.5 | 292.5 | 0.1218 | 0.0195 | 0.0371 |
-0.5 | 307.5 | 0.1625 | 0.0205 | 0.0263 |
-0.5 | 322.5 | 0.1179 | 0.0188 | 0.0234 |
-0.5 | 337.5 | 0.0596 | 0.0214 | 0.023 |
-0.5 | 352.5 | 0.1456 | 0.0234 | 0.0352 |
-0.3 | 7.5 | 0.0382 | 0.0131 | 0.0013 |
-0.3 | 22.5 | 0.1184 | 0.0424 | 0.0112 |
-0.3 | 37.5 | 0.1463 | 0.0236 | 0.0262 |
-0.3 | 52.5 | 0.1639 | 0.0338 | 0.0158 |
-0.3 | 67.5 | 0.1827 | 0.0391 | 0.0398 |
-0.3 | 82.5 | 0.2072 | 0.0359 | 0.0273 |
-0.3 | 97.5 | 0.229 | 0.0222 | 0.0254 |
-0.3 | 112.5 | 0.2242 | 0.0208 | 0.0354 |
-0.3 | 127.5 | 0.1936 | 0.0197 | 0.0287 |
-0.3 | 142.5 | 0.1737 | 0.0215 | 0.0448 |
-0.3 | 157.5 | 0.112 | 0.0135 | 0.0166 |
-0.3 | 172.5 | 0.0921 | 0.0099 | 0.0108 |
-0.3 | 187.5 | 0.1151 | 0.0113 | 0.0176 |
-0.3 | 202.5 | 0.1294 | 0.0158 | 0.0193 |
-0.3 | 217.5 | 0.133 | 0.0182 | 0.0285 |
-0.3 | 247.5 | 0.2407 | 0.0224 | 0.0346 |
-0.3 | 277.5 | 0.2995 | 0.0287 | 0.0481 |
-0.3 | 292.5 | 0.2793 | 0.0375 | 0.0398 |
-0.3 | 307.5 | 0.2339 | 0.028 | 0.0258 |
-0.3 | 322.5 | 0.2933 | 0.0631 | 0.0628 |
-0.3 | 352.5 | 0.0904 | 0.0225 | 0.0051 |
-0.1 | 22.5 | 0.1096 | 0.0228 | 0.0133 |
-0.1 | 37.5 | 0.2601 | 0.036 | 0.0385 |
-0.1 | 52.5 | 0.2339 | 0.0702 | 0.0782 |
-0.1 | 67.5 | 0.2294 | 0.0524 | 0.0355 |
-0.1 | 82.5 | 0.261 | 0.0389 | 0.0386 |
-0.1 | 97.5 | 0.3003 | 0.0254 | 0.0517 |
-0.1 | 112.5 | 0.2373 | 0.0225 | 0.0385 |
-0.1 | 127.5 | 0.3295 | 0.0384 | 0.0615 |
-0.1 | 142.5 | 0.2356 | 0.0261 | 0.0485 |
-0.1 | 157.5 | 0.1891 | 0.0168 | 0.0325 |
-0.1 | 172.5 | 0.1622 | 0.0127 | 0.0225 |
-0.1 | 187.5 | 0.1489 | 0.0113 | 0.0214 |
-0.1 | 202.5 | 0.2135 | 0.0181 | 0.0322 |
-0.1 | 217.5 | 0.283 | 0.0282 | 0.063 |
-0.1 | 232.5 | 0.277 | 0.0291 | 0.0467 |
-0.1 | 247.5 | 0.2339 | 0.0215 | 0.0388 |
-0.1 | 262.5 | 0.2465 | 0.0207 | 0.0423 |
-0.1 | 277.5 | 0.3414 | 0.0335 | 0.0478 |
0.1 | 22.5 | 0.1715 | 0.0335 | 0.0309 |
0.1 | 37.5 | 0.3373 | 0.0652 | 0.0642 |
0.1 | 52.5 | 0.3932 | 0.0764 | 0.0541 |
0.1 | 67.5 | 0.5221 | 0.0854 | 0.0903 |
0.1 | 82.5 | 0.5753 | 0.0749 | 0.0934 |
0.1 | 97.5 | 0.4651 | 0.0562 | 0.0808 |
0.1 | 112.5 | 0.3565 | 0.0394 | 0.0749 |
0.1 | 127.5 | 0.3203 | 0.0406 | 0.0716 |
0.1 | 142.5 | 0.1828 | 0.0239 | 0.0394 |
0.1 | 157.5 | 0.156 | 0.0179 | 0.0234 |
0.1 | 172.5 | 0.1289 | 0.0128 | 0.0193 |
0.1 | 187.5 | 0.1255 | 0.0123 | 0.0192 |
0.1 | 202.5 | 0.1381 | 0.0163 | 0.0228 |
0.1 | 217.5 | 0.2167 | 0.0288 | 0.0484 |
0.1 | 232.5 | 0.2091 | 0.0305 | 0.061 |
0.1 | 247.5 | 0.2736 | 0.0346 | 0.0554 |
0.1 | 262.5 | 0.399 | 0.0547 | 0.0645 |
0.1 | 277.5 | 0.5328 | 0.0955 | 0.1219 |
0.1 | 292.5 | 0.4465 | 0.0936 | 0.1054 |
0.1 | 307.5 | 0.4122 | 0.1057 | 0.0967 |
0.1 | 337.5 | 0.2218 | 0.0769 | 0.0524 |
0.3 | 22.5 | 0.2069 | 0.0439 | 0.0381 |
0.3 | 37.5 | 0.2701 | 0.0531 | 0.052 |
0.3 | 52.5 | 0.3594 | 0.0483 | 0.0498 |
0.3 | 67.5 | 0.4524 | 0.06 | 0.0693 |
0.3 | 82.5 | 0.4638 | 0.0907 | 0.0807 |
0.3 | 97.5 | 0.526 | 0.0667 | 0.0819 |
0.3 | 112.5 | 0.5279 | 0.0375 | 0.1101 |
0.3 | 127.5 | 0.341 | 0.0417 | 0.0763 |
0.3 | 142.5 | 0.2001 | 0.0205 | 0.0376 |
0.3 | 157.5 | 0.2278 | 0.0211 | 0.0362 |
0.3 | 172.5 | 0.21 | 0.018 | 0.0422 |
0.3 | 187.5 | 0.2065 | 0.0182 | 0.0269 |
0.3 | 202.5 | 0.2206 | 0.0202 | 0.0339 |
0.3 | 217.5 | 0.2155 | 0.0225 | 0.0478 |
0.3 | 232.5 | 0.2604 | 0.0368 | 0.0585 |
0.3 | 247.5 | 0.4591 | 0.0346 | 0.1071 |
0.3 | 262.5 | 0.3411 | 0.0725 | 0.0693 |
0.3 | 277.5 | 0.4645 | 0.1292 | 0.0738 |
0.3 | 292.5 | 0.3988 | 0.083 | 0.073 |
0.3 | 307.5 | 0.2891 | 0.0642 | 0.0805 |
0.3 | 322.5 | 0.264 | 0.0753 | 0.0421 |
0.3 | 337.5 | 0.2618 | 0.0944 | 0.015 |
0.5 | 22.5 | 0.1641 | 0.027 | 0.0205 |
0.5 | 37.5 | 0.2191 | 0.025 | 0.0295 |
0.5 | 52.5 | 0.4268 | 0.0423 | 0.0508 |
0.5 | 67.5 | 0.7505 | 0.0679 | 0.1011 |
0.5 | 82.5 | 0.7391 | 0.0827 | 0.1233 |
0.5 | 97.5 | 0.6253 | 0.0769 | 0.0913 |
0.5 | 112.5 | 0.5039 | 0.1091 | 0.0944 |
0.5 | 127.5 | 0.3622 | 0.0471 | 0.0733 |
0.5 | 157.5 | 0.285 | 0.0274 | 0.0388 |
0.5 | 172.5 | 0.3094 | 0.0246 | 0.0475 |
0.5 | 187.5 | 0.3373 | 0.0275 | 0.0491 |
0.5 | 202.5 | 0.2759 | 0.0297 | 0.0489 |
0.5 | 217.5 | 0.2923 | 0.0315 | 0.0555 |
0.5 | 232.5 | 0.3872 | 0.0537 | 0.0751 |
0.5 | 247.5 | 0.5071 | 0.1485 | 0.2178 |
0.5 | 262.5 | 0.4492 | 0.0797 | 0.0649 |
0.5 | 277.5 | 0.6733 | 0.1211 | 0.0963 |
0.5 | 292.5 | 0.4963 | 0.0767 | 0.0804 |
0.5 | 307.5 | 0.3873 | 0.0545 | 0.0575 |
0.5 | 322.5 | 0.309 | 0.0413 | 0.0461 |
0.5 | 337.5 | 0.2338 | 0.0463 | 0.0145 |
0.7 | 7.5 | 0.1511 | 0.0243 | 0.0239 |
0.7 | 22.5 | 0.2844 | 0.0488 | 0.0529 |
0.7 | 37.5 | 0.2854 | 0.0313 | 0.0225 |
0.7 | 52.5 | 0.4297 | 0.0461 | 0.0496 |
0.7 | 67.5 | 0.6264 | 0.0584 | 0.0808 |
0.7 | 82.5 | 1.0074 | 0.0996 | 0.1685 |
0.7 | 97.5 | 1.1741 | 0.1212 | 0.2285 |
0.7 | 112.5 | 0.9476 | 0.1471 | 0.1921 |
0.7 | 127.5 | 0.7976 | 0.0946 | 0.13 |
0.7 | 142.5 | 0.733 | 0.0792 | 0.1027 |
0.7 | 157.5 | 1.1149 | 0.1202 | 0.1185 |
0.7 | 172.5 | 1.0607 | 0.1124 | 0.1529 |
0.7 | 187.5 | 0.8276 | 0.1147 | 0.0976 |
0.7 | 202.5 | 0.8523 | 0.1263 | 0.1072 |
0.7 | 217.5 | 0.6366 | 0.0719 | 0.0877 |
0.7 | 232.5 | 0.6663 | 0.0819 | 0.0793 |
0.7 | 247.5 | 0.8954 | 0.1125 | 0.1343 |
0.7 | 262.5 | 0.7118 | 0.1048 | 0.1935 |
0.7 | 277.5 | 0.8559 | 0.1216 | 0.1189 |
0.7 | 292.5 | 0.5804 | 0.0773 | 0.0902 |
0.7 | 307.5 | 0.3281 | 0.0432 | 0.057 |
0.7 | 322.5 | 0.2965 | 0.0435 | 0.0457 |
0.7 | 337.5 | 0.3348 | 0.0663 | 0.0313 |
0.7 | 352.5 | 0.2959 | 0.042 | 0.0271 |
0.9 | 7.5 | 0.4465 | 0.0284 | 0.0486 |
0.9 | 22.5 | 0.5395 | 0.0348 | 0.0486 |
0.9 | 37.5 | 0.5586 | 0.039 | 0.0629 |
0.9 | 52.5 | 0.4536 | 0.0345 | 0.061 |
0.9 | 67.5 | 0.4776 | 0.0335 | 0.0555 |
0.9 | 82.5 | 0.5334 | 0.0348 | 0.0676 |
0.9 | 97.5 | 0.521 | 0.0326 | 0.0657 |
0.9 | 112.5 | 0.4497 | 0.029 | 0.0509 |
0.9 | 127.5 | 0.5026 | 0.032 | 0.0516 |
0.9 | 142.5 | 0.5173 | 0.0317 | 0.0533 |
0.9 | 157.5 | 0.5218 | 0.0326 | 0.0605 |
0.9 | 172.5 | 0.5179 | 0.0332 | 0.0521 |
0.9 | 187.5 | 0.5481 | 0.0354 | 0.0656 |
0.9 | 202.5 | 0.5608 | 0.0344 | 0.0607 |
0.9 | 217.5 | 0.5363 | 0.0333 | 0.0507 |
0.9 | 232.5 | 0.5527 | 0.0336 | 0.0545 |
0.9 | 247.5 | 0.5373 | 0.0351 | 0.0799 |
0.9 | 262.5 | 0.5676 | 0.0379 | 0.0706 |
0.9 | 277.5 | 0.5131 | 0.0339 | 0.0537 |
0.9 | 292.5 | 0.4479 | 0.0312 | 0.0564 |
0.9 | 307.5 | 0.3789 | 0.0303 | 0.0441 |
0.9 | 322.5 | 0.5682 | 0.0401 | 0.063 |
0.9 | 337.5 | 0.4991 | 0.0331 | 0.0395 |
0.9 | 352.5 | 0.522 | 0.0329 | 0.0499 |