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Measurement E141M108

Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS
Year: 2014

Experiment comment:

polarization of electron beam : ~80%
Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan
Reaction: ep → π+n
Polarization: beam
Quantity: dσ/dΩ
Q2: 4.0 GeV2
W: 1.755 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 75.0 0.3266 0.4013 0.1421
-0.9 135.0 0.4377 0.2595 0.0629
-0.9 165.0 0.4133 0.2157 0.0673
-0.9 195.0 0.1309 0.147 0.0325
-0.9 255.0 0.853 0.4003 0.1353
-0.9 315.0 0.3378 0.3506 0.1264
-0.7 15.0 0.4022 0.392 0.0407
-0.7 45.0 1.8012 0.7072 0.1867
-0.7 75.0 0.8706 0.474 0.0797
-0.7 105.0 0.48 0.2399 0.076
-0.7 135.0 0.4931 0.2368 0.0479
-0.7 165.0 0.3043 0.1429 0.0343
-0.7 195.0 0.2177 0.112 0.031
-0.7 225.0 0.2249 0.1401 0.0235
-0.7 255.0 0.4269 0.2504 0.0549
-0.7 315.0 1.1459 0.6188 0.0891
-0.7 345.0 0.308 0.3202 0.0388
-0.5 45.0 0.7629 0.4061 0.0543
-0.5 75.0 0.3558 0.1919 0.0326
-0.5 105.0 0.0809 0.0228 0.007
-0.5 135.0 0.0696 0.0177 0.0083
-0.5 165.0 0.0569 0.0145 0.007
-0.5 195.0 0.0655 0.0522 0.0133
-0.5 285.0 0.3621 0.24 0.0271
-0.5 315.0 1.1164 0.7245 0.1187
-0.3 45.0 0.084 0.0274 0.0051
-0.3 75.0 0.0973 0.0265 0.0063
-0.3 105.0 0.0973 0.0247 0.0097
-0.3 135.0 0.1436 0.0335 0.0108
-0.3 165.0 0.0841 0.0206 0.0068
-0.3 195.0 0.0778 0.0209 0.0061
-0.3 225.0 0.0734 0.0186 0.0091
-0.3 255.0 0.0797 0.0188 0.0058
-0.3 315.0 0.1622 0.2169 0.0473
-0.1 15.0 0.3601 0.2106 0.0231
-0.1 75.0 0.1763 0.0447 0.012
-0.1 105.0 0.1195 0.0279 0.009
-0.1 135.0 0.0789 0.0205 0.0057
-0.1 165.0 0.0905 0.0164 0.0069
-0.1 195.0 0.143 0.0542 0.0178
-0.1 225.0 0.0531 0.0115 0.0038
-0.1 255.0 0.0894 0.028 0.0068
-0.1 285.0 0.0846 0.0248 0.006
-0.1 315.0 0.3927 0.3236 0.031
0.1 15.0 0.2973 0.2173 0.0167
0.1 45.0 0.0967 0.0326 0.0055
0.1 75.0 0.1472 0.0332 0.0104
0.1 105.0 0.1793 0.0448 0.013
0.1 135.0 0.133 0.0327 0.0081
0.1 165.0 0.0793 0.0173 0.0068
0.1 195.0 0.0717 0.0125 0.0049
0.1 225.0 0.1556 0.0395 0.0222
0.1 255.0 0.1908 0.0593 0.0131
0.1 315.0 0.1287 0.0384 0.0099
0.3 45.0 0.0969 0.0206 0.0059
0.3 75.0 0.1807 0.0318 0.0188
0.3 105.0 0.0905 0.0176 0.011
0.3 135.0 0.1487 0.0312 0.0113
0.3 165.0 0.1128 0.0174 0.0118
0.3 195.0 0.0857 0.0138 0.0042
0.3 225.0 0.1711 0.0479 0.0113
0.3 255.0 0.1312 0.0438 0.0186
0.3 285.0 0.1371 0.0274 0.0094
0.3 315.0 0.1106 0.0232 0.006
0.5 45.0 0.2168 0.0468 0.0124
0.5 75.0 0.2558 0.0868 0.0238
0.5 105.0 0.1747 0.0372 0.0229
0.5 135.0 0.1255 0.0293 0.0044
0.5 165.0 0.1597 0.0321 0.0064
0.5 195.0 0.1578 0.0321 0.0059
0.5 225.0 0.1732 0.0336 0.0097
0.5 255.0 0.1817 0.0431 0.0097
0.5 285.0 0.147 0.0393 0.0131
0.5 315.0 0.2499 0.1169 0.0129
0.7 15.0 0.1463 0.052 0.0073
0.7 45.0 0.1716 0.0458 0.0085
0.7 75.0 0.3178 0.07 0.0232
0.7 105.0 0.2916 0.0756 0.0128
0.7 135.0 0.2639 0.0674 0.0126
0.7 165.0 0.1738 0.0375 0.0132
0.7 195.0 0.118 0.0284 0.0072
0.7 225.0 0.1353 0.0295 0.0072
0.7 255.0 0.2131 0.0601 0.0194
0.7 285.0 0.2398 0.0606 0.0223
0.7 315.0 0.3007 0.1255 0.0126
0.7 345.0 0.0702 0.0229 0.0032
0.9 15.0 0.3315 0.0746 0.0094
0.9 45.0 0.2045 0.0319 0.0036
0.9 75.0 0.422 0.0723 0.0181
0.9 105.0 0.3265 0.0676 0.0144
0.9 135.0 0.3213 0.0571 0.0264
0.9 165.0 0.3145 0.0453 0.0278
0.9 195.0 0.3653 0.094 0.03
0.9 225.0 0.3358 0.0628 0.0293
0.9 255.0 0.4217 0.0851 0.0198
0.9 285.0 0.323 0.0621 0.0137
0.9 315.0 0.1741 0.0335 0.0048
0.9 345.0 0.33 0.0515 0.006
Created in SINP MSU, CLAS Collaboration