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Measurement E141M33

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: 2.2 GeV2
W: 1.695 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty
-0.9 15.0 0.6969 0.1292
-0.9 45.0 0.7165 0.1155
-0.9 75.0 0.6188 0.1415
-0.9 105.0 0.4732 0.0908
-0.9 135.0 0.3538 0.0775
-0.9 165.0 0.3183 0.0715
-0.9 195.0 0.3779 0.0808
-0.9 225.0 0.4067 0.0743
-0.9 255.0 0.4945 0.0858
-0.9 285.0 0.5523 0.1112
-0.9 315.0 0.6759 0.1075
-0.9 345.0 0.5437 0.0925
-0.7 15.0 0.5855 0.1051
-0.7 45.0 0.6021 0.0922
-0.7 75.0 0.606 0.0995
-0.7 105.0 0.4977 0.0672
-0.7 135.0 0.25 0.0407
-0.7 165.0 0.2585 0.0462
-0.7 195.0 0.264 0.0444
-0.7 225.0 0.2921 0.0575
-0.7 255.0 0.3775 0.0533
-0.7 285.0 0.4836 0.0747
-0.7 315.0 0.5774 0.0812
-0.7 345.0 0.4944 0.0805
-0.5 15.0 0.5248 0.1259
-0.5 45.0 0.5916 0.0883
-0.5 75.0 0.6756 0.0933
-0.5 105.0 0.7351 0.0915
-0.5 135.0 0.6108 0.0737
-0.5 165.0 0.4409 0.0554
-0.5 195.0 0.4494 0.053
-0.5 225.0 0.5095 0.0671
-0.5 255.0 0.8111 0.0873
-0.5 285.0 0.7587 0.1057
-0.5 315.0 0.6526 0.107
-0.5 345.0 0.3594 0.0833
-0.3 15.0 0.4607 0.1132
-0.3 45.0 0.6757 0.1217
-0.3 75.0 0.8122 0.1111
-0.3 105.0 0.8082 0.0878
-0.3 135.0 0.7738 0.0878
-0.3 165.0 0.6201 0.0593
-0.3 195.0 0.6577 0.0702
-0.3 225.0 0.6368 0.0683
-0.3 255.0 0.8135 0.0811
-0.3 285.0 0.7027 0.083
-0.1 15.0 0.493 0.1016
-0.1 45.0 0.7044 0.1175
-0.1 75.0 0.948 0.1013
-0.1 105.0 0.8141 0.0856
-0.1 135.0 0.852 0.0954
-0.1 165.0 0.8555 0.071
-0.1 195.0 0.7683 0.0643
-0.1 225.0 0.7755 0.0826
-0.1 255.0 0.7259 0.0765
-0.1 285.0 0.8071 0.0942
0.1 15.0 0.4861 0.1256
0.1 45.0 0.7009 0.0978
0.1 75.0 1.029 0.1013
0.1 105.0 0.94 0.0909
0.1 135.0 0.7755 0.0829
0.1 165.0 0.5878 0.0564
0.1 195.0 0.5531 0.0508
0.1 225.0 0.791 0.0825
0.1 255.0 1.0232 0.1017
0.1 285.0 1.0359 0.1178
0.1 315.0 0.6057 0.1037
0.3 15.0 0.3392 0.0518
0.3 45.0 0.9421 0.0833
0.3 75.0 1.0941 0.0901
0.3 105.0 1.0067 0.0906
0.3 135.0 0.7036 0.0646
0.3 165.0 0.5645 0.0433
0.3 195.0 0.5751 0.0446
0.3 225.0 0.813 0.0836
0.3 255.0 1.0855 0.1099
0.3 285.0 1.0547 0.1109
0.3 315.0 1.0326 0.1084
0.3 345.0 0.8327 0.1522
0.5 15.0 0.4641 0.0672
0.5 45.0 0.7055 0.0708
0.5 75.0 1.1402 0.1079
0.5 105.0 1.1758 0.1302
0.5 135.0 0.9176 0.0892
0.5 165.0 0.6365 0.0545
0.5 195.0 0.4429 0.0384
0.5 225.0 0.8787 0.0887
0.5 255.0 1.2078 0.1671
0.5 285.0 1.3081 0.147
0.5 315.0 0.7691 0.0904
0.5 345.0 0.2898 0.0481
0.7 15.0 0.5274 0.05
0.7 45.0 1.0215 0.1016
0.7 75.0 1.2452 0.1079
0.7 105.0 1.4878 0.1429
0.7 165.0 0.7513 0.0685
0.7 195.0 0.7456 0.066
0.7 225.0 0.8963 0.0939
0.7 255.0 1.2071 0.1271
0.7 285.0 1.4831 0.1386
0.7 315.0 0.6955 0.0804
0.7 345.0 0.4686 0.0422
0.9 15.0 1.106 0.0882
0.9 45.0 1.0978 0.0847
0.9 75.0 1.1684 0.0904
0.9 105.0 1.2677 0.1083
0.9 135.0 1.0935 0.101
0.9 165.0 1.0774 0.099
0.9 195.0 1.0085 0.0987
0.9 225.0 1.1251 0.1021
0.9 255.0 1.2256 0.1003
0.9 285.0 1.2594 0.0974
0.9 315.0 0.9971 0.0778
0.9 345.0 1.1451 0.0845
Created in SINP MSU, CLAS Collaboration