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Measurement E141M107

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: 1.745 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 12.03 4.8257 1.1549
-0.9 105.0 10.789 4.4311 1.1089
-0.9 135.0 2.6822 0.9871 0.3036
-0.9 165.0 1.2351 0.6803 0.2129
-0.9 195.0 1.8701 0.7686 0.2673
-0.9 225.0 2.7113 1.6756 0.3669
-0.9 255.0 2.85 1.1606 0.3153
-0.9 285.0 4.6501 2.4738 0.6871
-0.7 15.0 2.414 1.4629 0.2095
-0.7 45.0 6.0343 2.2273 0.5001
-0.7 75.0 3.0063 1.3664 0.321
-0.7 105.0 2.0993 0.7136 0.179
-0.7 135.0 1.0922 0.4312 0.139
-0.7 165.0 1.3136 0.4477 0.1387
-0.7 195.0 2.6032 0.8077 0.5405
-0.7 225.0 1.4828 0.5725 0.1418
-0.7 255.0 4.2771 1.289 0.364
-0.7 285.0 4.7229 1.6285 0.4283
-0.7 315.0 3.8701 1.5557 0.3155
-0.7 345.0 5.3609 2.5762 0.4413
-0.5 105.0 0.0896 0.0202 0.0065
-0.5 135.0 0.0771 0.0222 0.0056
-0.5 165.0 0.063 0.0123 0.0069
-0.5 195.0 0.0724 0.0175 0.006
-0.3 45.0 0.0929 0.0314 0.0048
-0.3 75.0 0.1077 0.0298 0.0107
-0.3 105.0 0.1076 0.0231 0.0076
-0.3 135.0 0.159 0.0317 0.0109
-0.3 165.0 0.0931 0.0213 0.0073
-0.3 195.0 0.0861 0.0175 0.0065
-0.3 225.0 0.0813 0.0174 0.0056
-0.3 255.0 0.0883 0.0182 0.006
-0.1 15.0 0.6337 0.4331 0.0331
-0.1 75.0 0.1951 0.0417 0.0128
-0.1 105.0 0.1322 0.0273 0.016
-0.1 135.0 0.0873 0.0183 0.0066
-0.1 165.0 0.1002 0.0202 0.0065
-0.1 195.0 0.1582 0.0285 0.0104
-0.1 225.0 0.0587 0.0139 0.0037
-0.1 255.0 0.099 0.0247 0.0067
-0.1 285.0 0.0937 0.0237 0.008
0.1 45.0 0.107 0.0277 0.0058
0.1 75.0 0.1629 0.033 0.0101
0.1 105.0 0.1985 0.0451 0.0116
0.1 135.0 0.1471 0.0345 0.0075
0.1 165.0 0.0878 0.0161 0.0046
0.1 195.0 0.0794 0.0144 0.0042
0.1 225.0 0.1722 0.0451 0.0087
0.1 255.0 0.2111 0.0623 0.0124
0.1 315.0 0.1425 0.0405 0.0072
0.3 45.0 0.1072 0.0226 0.005
0.3 75.0 0.2 0.0375 0.012
0.3 105.0 0.1002 0.0211 0.0048
0.3 135.0 0.1646 0.0434 0.0106
0.3 165.0 0.1249 0.0209 0.0059
0.3 195.0 0.0949 0.017 0.0076
0.3 225.0 0.1894 0.0498 0.0071
0.3 255.0 0.1452 0.0431 0.0154
0.3 285.0 0.1517 0.0369 0.0194
0.3 315.0 0.1224 0.0275 0.0056
0.5 45.0 0.2399 0.0706 0.0103
0.5 75.0 0.2831 0.0702 0.016
0.5 105.0 0.1934 0.0432 0.0133
0.5 135.0 0.1388 0.036 0.0069
0.5 165.0 0.1768 0.0358 0.0079
0.5 195.0 0.1747 0.0344 0.0069
0.5 225.0 0.1917 0.0522 0.0107
0.5 255.0 0.2011 0.0502 0.0371
0.5 285.0 0.1627 0.0454 0.0094
0.5 315.0 0.2766 0.1008 0.0276
0.7 15.0 0.1619 0.0471 0.0068
0.7 45.0 0.19 0.0473 0.0063
0.7 75.0 0.3517 0.0742 0.0177
0.7 105.0 0.3227 0.0809 0.023
0.7 135.0 0.2921 0.0648 0.0094
0.7 165.0 0.1923 0.0345 0.0049
0.7 195.0 0.1306 0.0245 0.0036
0.7 225.0 0.1497 0.0383 0.0052
0.7 255.0 0.2359 0.0523 0.0138
0.7 285.0 0.2654 0.0784 0.0209
0.7 315.0 0.3328 0.1143 0.0142
0.7 345.0 0.0777 0.0224 0.0031
0.9 15.0 0.3668 0.061 0.0099
0.9 45.0 0.2263 0.0405 0.0078
0.9 75.0 0.467 0.0829 0.0169
0.9 105.0 0.3613 0.061 0.0242
0.9 135.0 0.3556 0.0599 0.0142
0.9 165.0 0.348 0.0572 0.026
0.9 195.0 0.4042 0.0687 0.054
0.9 225.0 0.3716 0.0677 0.0156
0.9 255.0 0.4667 0.0991 0.0192
0.9 285.0 0.3574 0.0572 0.0453
0.9 315.0 0.1927 0.0347 0.0046
0.9 345.0 0.3653 0.0641 0.0219
Created in SINP MSU, CLAS Collaboration