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Measurement E141M8

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: 1.8 GeV2
W: 1.675 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty
-0.9 15.0 1.0677 0.1275
-0.9 45.0 1.0419 0.1438
-0.9 75.0 1.0739 0.1406
-0.9 105.0 0.7708 0.1224
-0.9 135.0 0.8923 0.1391
-0.9 165.0 0.539 0.2129
-0.9 195.0 0.6976 0.2084
-0.9 225.0 0.8827 0.1336
-0.9 255.0 0.6235 0.1025
-0.9 285.0 0.9692 0.1222
-0.9 315.0 1.0688 0.1178
-0.9 345.0 1.143 0.1478
-0.7 15.0 0.9436 0.1524
-0.7 45.0 1.1015 0.1319
-0.7 75.0 1.1225 0.1527
-0.7 105.0 1.0208 0.1094
-0.7 135.0 0.5492 0.0728
-0.7 165.0 0.5504 0.0803
-0.7 195.0 0.5359 0.0837
-0.7 225.0 0.7596 0.0969
-0.7 255.0 0.9901 0.1077
-0.7 285.0 0.9335 0.1333
-0.7 315.0 1.0235 0.1135
-0.7 345.0 1.0602 0.1465
-0.5 15.0 0.6484 0.119
-0.5 45.0 0.986 0.1341
-0.5 75.0 1.3094 0.1474
-0.5 105.0 1.2959 0.1192
-0.5 135.0 0.8466 0.0848
-0.5 165.0 0.724 0.0746
-0.5 195.0 0.8045 0.0826
-0.5 225.0 0.9317 0.1023
-0.5 255.0 1.3755 0.1365
-0.5 285.0 1.1558 0.1329
-0.5 315.0 0.8232 0.1009
-0.5 345.0 0.5306 0.11
-0.3 15.0 0.4512 0.0874
-0.3 45.0 0.9653 0.1484
-0.3 75.0 1.3907 0.1427
-0.3 105.0 1.4088 0.1233
-0.3 135.0 1.0875 0.1021
-0.3 165.0 0.9425 0.0792
-0.3 195.0 0.8036 0.0704
-0.3 225.0 1.0062 0.0965
-0.3 255.0 1.2811 0.1127
-0.3 285.0 1.2713 0.1323
-0.3 345.0 0.2866 0.0628
-0.1 15.0 0.4252 0.0751
-0.1 45.0 0.9336 0.1418
-0.1 75.0 1.4172 0.1298
-0.1 105.0 1.4047 0.1183
-0.1 135.0 1.1045 0.1083
-0.1 165.0 1.1688 0.0868
-0.1 195.0 1.1967 0.0858
-0.1 225.0 1.1697 0.1097
-0.1 255.0 1.3638 0.116
-0.1 285.0 1.1997 0.1077
0.1 15.0 0.5004 0.1075
0.1 45.0 1.1307 0.1304
0.1 75.0 1.7664 0.1458
0.1 105.0 1.7579 0.1385
0.1 135.0 1.2009 0.1175
0.1 165.0 1.1557 0.0807
0.1 195.0 1.266 0.0879
0.1 225.0 1.3524 0.1265
0.1 255.0 1.374 0.1118
0.1 285.0 1.665 0.1493
0.1 315.0 1.1622 0.1639
0.3 15.0 0.6072 0.0902
0.3 45.0 1.3444 0.0916
0.3 75.0 2.1636 0.1445
0.3 105.0 1.5855 0.1107
0.3 135.0 1.4465 0.1061
0.3 165.0 1.1491 0.0779
0.3 195.0 1.0362 0.0699
0.3 225.0 1.5378 0.115
0.3 255.0 1.6501 0.1173
0.3 285.0 1.7634 0.1493
0.3 315.0 1.416 0.113
0.3 345.0 0.9072 0.1461
0.5 15.0 0.8105 0.0971
0.5 45.0 1.1905 0.0844
0.5 75.0 2.2375 0.1626
0.5 105.0 2.3742 0.1891
0.5 135.0 1.3255 0.1062
0.5 165.0 1.1928 0.0847
0.5 195.0 1.144 0.0831
0.5 225.0 1.5071 0.122
0.5 255.0 2.2245 0.2244
0.5 285.0 1.964 0.1828
0.5 315.0 1.1906 0.0968
0.5 345.0 0.8421 0.1161
0.7 15.0 0.8697 0.0676
0.7 45.0 1.4982 0.1181
0.7 75.0 2.6558 0.1854
0.7 105.0 2.9698 0.2568
0.7 135.0 2.0355 0.1683
0.7 165.0 1.2203 0.0917
0.7 195.0 1.2626 0.0942
0.7 225.0 1.8755 0.1545
0.7 255.0 2.8692 0.274
0.7 285.0 2.7309 0.24
0.7 315.0 1.4489 0.1296
0.7 345.0 0.9786 0.077
0.9 15.0 1.2145 0.073
0.9 45.0 1.3132 0.0818
0.9 75.0 1.5584 0.0986
0.9 105.0 1.7707 0.1246
0.9 135.0 1.4972 0.1161
0.9 165.0 1.4263 0.1183
0.9 195.0 1.3437 0.1164
0.9 225.0 1.5742 0.1221
0.9 255.0 2.0619 0.1432
0.9 285.0 1.6428 0.1089
0.9 315.0 1.4122 0.0892
0.9 345.0 1.2922 0.0791
Created in SINP MSU, CLAS Collaboration