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Measurement E141M104

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: 1.715 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 45.0 0.0561 0.0181 0.0049
-0.9 75.0 0.0907 0.0373 0.0194
-0.9 105.0 0.0234 0.0069 0.0027
-0.9 135.0 0.0076 0.0021 0.0007
-0.9 255.0 0.0732 0.0197 0.0075
-0.9 285.0 0.0568 0.0175 0.0071
-0.9 345.0 0.0357 0.0115 0.0031
-0.7 45.0 0.0206 0.0051 0.0017
-0.7 75.0 0.0179 0.005 0.0015
-0.7 105.0 0.0224 0.0052 0.0016
-0.7 135.0 0.0282 0.007 0.0024
-0.7 165.0 0.0236 0.006 0.0044
-0.7 195.0 0.0175 0.0046 0.0032
-0.7 255.0 0.077 0.0216 0.0061
-0.7 285.0 0.0266 0.0072 0.0021
-0.7 315.0 0.0676 0.0165 0.0134
-0.5 15.0 0.0419 0.0149 0.0082
-0.5 45.0 0.0991 0.0316 0.0078
-0.5 75.0 0.1383 0.0291 0.0082
-0.5 105.0 0.2021 0.0401 0.0232
-0.5 135.0 0.111 0.0269 0.0079
-0.5 165.0 0.1472 0.0299 0.0196
-0.5 195.0 0.1289 0.0268 0.0146
-0.5 225.0 0.1258 0.0342 0.0088
-0.5 255.0 0.1355 0.0309 0.0074
-0.5 285.0 0.1629 0.0421 0.0097
-0.5 315.0 0.037 0.0116 0.0026
-0.3 45.0 0.1308 0.0419 0.0207
-0.3 75.0 0.2334 0.052 0.011
-0.3 105.0 0.1884 0.0352 0.0087
-0.3 135.0 0.1608 0.0393 0.0094
-0.3 165.0 0.1517 0.0278 0.0126
-0.3 195.0 0.1342 0.0262 0.0112
-0.3 225.0 0.1509 0.027 0.0086
-0.3 255.0 0.1386 0.0281 0.0068
-0.3 285.0 0.0519 0.0126 0.0024
-0.1 15.0 0.9592 0.6863 0.0401
-0.1 45.0 0.1945 0.057 0.0173
-0.1 75.0 0.2602 0.0567 0.0119
-0.1 105.0 0.2589 0.0547 0.0116
-0.1 135.0 0.1528 0.0282 0.0066
-0.1 165.0 0.1378 0.0237 0.0086
-0.1 195.0 0.1827 0.0293 0.0089
-0.1 225.0 0.2219 0.0467 0.0157
-0.1 255.0 0.1794 0.0472 0.0077
-0.1 285.0 0.1896 0.0502 0.0087
0.1 75.0 0.2043 0.039 0.0089
0.1 105.0 0.2161 0.0435 0.0168
0.1 135.0 0.1594 0.0358 0.0051
0.1 165.0 0.0672 0.0117 0.0029
0.1 195.0 0.062 0.0116 0.002
0.1 225.0 0.1303 0.0288 0.0041
0.1 255.0 0.2266 0.0713 0.0081
0.1 315.0 0.0195 0.0052 0.0009
0.3 45.0 0.1399 0.0261 0.0066
0.3 75.0 0.2339 0.0457 0.0104
0.3 105.0 0.2466 0.043 0.0287
0.3 135.0 0.181 0.0387 0.014
0.3 165.0 0.1277 0.023 0.0029
0.3 195.0 0.0794 0.0123 0.0032
0.3 225.0 0.2257 0.0565 0.0472
0.3 255.0 0.2289 0.056 0.038
0.3 285.0 0.1868 0.0361 0.015
0.3 315.0 0.1974 0.0436 0.0133
0.5 15.0 0.1106 0.0449 0.0146
0.5 45.0 0.2414 0.0516 0.0123
0.5 75.0 0.3069 0.0574 0.01
0.5 105.0 0.2309 0.0519 0.0063
0.5 135.0 0.1907 0.0438 0.0025
0.5 165.0 0.1916 0.0388 0.0106
0.5 195.0 0.1993 0.0393 0.0067
0.5 225.0 0.2466 0.0669 0.0161
0.5 255.0 0.3017 0.0605 0.0332
0.5 285.0 0.2144 0.0561 0.0071
0.5 315.0 0.3071 0.0771 0.0181
0.7 15.0 0.2295 0.0575 0.004
0.7 45.0 0.216 0.0585 0.008
0.7 75.0 0.4019 0.1006 0.011
0.7 105.0 0.3574 0.0634 0.0147
0.7 135.0 0.3986 0.0749 0.0247
0.7 165.0 0.2053 0.037 0.0063
0.7 195.0 0.2114 0.0376 0.0098
0.7 225.0 0.2441 0.0488 0.0147
0.7 255.0 0.3526 0.0676 0.0107
0.7 285.0 0.4296 0.1132 0.0167
0.7 315.0 0.2932 0.0713 0.0091
0.7 345.0 0.1653 0.0414 0.0031
0.9 15.0 0.3693 0.0544 0.0074
0.9 45.0 0.3287 0.0511 0.0114
0.9 75.0 0.4304 0.0859 0.0199
0.9 105.0 0.3917 0.097 0.0031
0.9 135.0 0.334 0.0828 0.038
0.9 165.0 0.3171 0.0452 0.0205
0.9 195.0 0.3611 0.0933 0.0176
0.9 225.0 0.2907 0.0453 0.013
0.9 255.0 0.4895 0.1457 0.0097
0.9 285.0 0.4033 0.0613 0.0305
0.9 315.0 0.2209 0.0308 0.0124
0.9 345.0 0.402 0.1011 0.012
Created in SINP MSU, CLAS Collaboration