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Measurement E141M114

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

Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan

Experiment comment: polarization of electron beam : ~80%

Publication:

Quantity measured: dσ/dΩ, mcbn/rad
Differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none

Q2 : 4 GeV2
W : 1.95 GeV
Ebeam : 5.499 GeV

Select data slice:
cos(θ) =
Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Plot measurement data

Parameter (X axis): φ, degree

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Click here to get data in text file, delimited with tabs.

Measured data:

cos(θ) φ,
degree 		dσ/dΩ,
mcbn/rad 		Data errors,
mcbn/rad 		Systematic errors,
mcbn/rad
-0.7 7.5 0.0229 0.0113 0.0076
-0.7 22.5 0.0384 0.0129 0.0075
-0.7 37.5 0.0236 0.0099 0.0067
-0.7 52.5 0.0212 0.0073 0.0094
-0.7 67.5 0.0215 0.0079 0.0074
-0.7 82.5 0.0365 0.0237 0.0058
-0.7 97.5 0.0197 0.0067 0.0039
-0.7 262.5 0.0161 0.0047 0.0021
-0.7 277.5 0.0158 0.0057 0.0035
-0.7 292.5 0.0429 0.0135 0.0101
-0.7 307.5 0.0225 0.0086 0.0056
-0.7 322.5 0.0432 0.0134 0.0064
-0.7 352.5 0.0201 0.0079 0.0051
-0.5 37.5 0.0358 0.0124 0.0016
-0.5 52.5 0.0262 0.0099 0.0041
-0.5 67.5 0.0227 0.0093 0.0035
-0.5 82.5 0.0122 0.0058 0.0019
-0.5 97.5 0.0228 0.0101 0.0045
-0.5 112.5 0.0172 0.0062 0.0051
-0.5 127.5 0.0092 0.0036 0.0004
-0.5 232.5 0.0232 0.0078 0.0063
-0.5 247.5 0.0092 0.0037 0.0025
-0.5 277.5 0.0206 0.0076 0.0009
-0.5 307.5 0.0268 0.0156 0.0094
-0.3 37.5 0.0282 0.0101 0.0069
-0.3 67.5 0.0303 0.0126 0.0075
-0.3 82.5 0.0331 0.0132 0.0053
-0.3 97.5 0.0167 0.0072 0.0029
-0.3 112.5 0.0085 0.0039 0.0004
-0.3 127.5 0.0171 0.0057 0.0075
-0.3 142.5 0.0136 0.0051 0.0009
-0.3 157.5 0.0063 0.0029 0.0025
-0.3 172.5 0.0094 0.0037 0.0016
-0.3 187.5 0.0069 0.0027 0.001
-0.3 202.5 0.0067 0.0031 0.0005
-0.3 232.5 0.0122 0.0049 0.0019
-0.3 247.5 0.0194 0.0066 0.0042
-0.3 352.5 0.0488 0.0318 0.0015
-0.1 37.5 0.0305 0.0125 0.003
-0.1 67.5 0.046 0.0192 0.0189
-0.1 82.5 0.038 0.0131 0.0037
-0.1 97.5 0.0467 0.0198 0.0138
-0.1 127.5 0.0243 0.0089 0.0086
-0.1 142.5 0.0184 0.007 0.002
-0.1 157.5 0.008 0.0031 0.003
-0.1 172.5 0.0063 0.0025 0.0117
-0.1 187.5 0.0108 0.0031 0.0015
-0.1 232.5 0.0364 0.0128 0.0183
-0.1 247.5 0.049 0.0243 0.0121
-0.1 262.5 0.0721 0.0411 0.02
0.1 82.5 0.0431 0.0157 0.0073
0.1 142.5 0.0277 0.0114 0.0019
0.1 172.5 0.0127 0.0042 0.0016
0.1 187.5 0.0147 0.0045 0.002
0.1 232.5 0.0488 0.0201 0.0082
0.1 292.5 0.0448 0.0285 0.0028
0.1 307.5 0.0648 0.0315 0.003
0.1 322.5 0.0903 0.1031 0.004
0.3 37.5 0.029 0.016 0.0011
0.3 52.5 0.0415 0.0167 0.0074
0.3 67.5 0.0719 0.0251 0.008
0.3 82.5 0.0816 0.0296 0.0039
0.3 97.5 0.027 0.0119 0.002
0.3 127.5 0.0561 0.0207 0.0117
0.3 142.5 0.0171 0.0082 0.0043
0.3 157.5 0.0296 0.011 0.0046
0.3 172.5 0.0208 0.0069 0.006
0.3 187.5 0.0385 0.0107 0.0047
0.3 202.5 0.0326 0.0102 0.0047
0.3 217.5 0.0329 0.0119 0.0106
0.3 247.5 0.0532 0.0214 0.0107
0.3 262.5 0.0469 0.024 0.0104
0.3 277.5 0.0432 0.0196 0.0021
0.3 292.5 0.0829 0.0381 0.0097
0.3 307.5 0.0668 0.0299 0.0244
0.3 322.5 0.0602 0.0441 0.0168
0.5 37.5 0.0412 0.0155 0.0017
0.5 52.5 0.0698 0.0228 0.0065
0.5 67.5 0.0694 0.0197 0.0055
0.5 82.5 0.0354 0.0126 0.0074
0.5 97.5 0.0986 0.0298 0.0159
0.5 112.5 0.0711 0.0211 0.0092
0.5 127.5 0.0689 0.0231 0.0203
0.5 142.5 0.0463 0.0154 0.0058
0.5 157.5 0.0409 0.0127 0.0044
0.5 172.5 0.0658 0.0143 0.0081
0.5 187.5 0.0433 0.0125 0.0109
0.5 202.5 0.052 0.0159 0.0068
0.5 217.5 0.063 0.0219 0.0098
0.5 232.5 0.041 0.0155 0.0124
0.5 247.5 0.0992 0.0349 0.0216
0.5 262.5 0.0552 0.0245 0.0099
0.5 277.5 0.0611 0.03 0.017
0.5 292.5 0.1295 0.1002 0.0158
0.5 307.5 0.0382 0.0176 0.0023
0.5 322.5 0.0475 0.0251 0.0245
0.7 37.5 0.0721 0.0281 0.0253
0.7 52.5 0.0745 0.0265 0.0182
0.7 67.5 0.0482 0.0134 0.0085
0.7 82.5 0.0804 0.0246 0.016
0.7 97.5 0.0966 0.0345 0.0168
0.7 112.5 0.1811 0.1285 0.0163
0.7 127.5 0.091 0.0303 0.0221
0.7 142.5 0.075 0.024 0.0174
0.7 157.5 0.1318 0.0345 0.02
0.7 172.5 0.0948 0.02 0.0152
0.7 187.5 0.102 0.0223 0.0174
0.7 202.5 0.1287 0.0337 0.0155
0.7 217.5 0.0792 0.0225 0.0098
0.7 232.5 0.0968 0.0497 0.0181
0.7 247.5 0.0677 0.0234 0.0144
0.7 262.5 0.0367 0.0161 0.0069
0.7 277.5 0.0583 0.0251 0.0179
0.7 292.5 0.0666 0.0271 0.0223
0.7 307.5 0.0899 0.0408 0.0178
0.7 322.5 0.0745 0.0843 0.0044
0.9 7.5 0.2427 0.0572 0.0526
0.9 22.5 0.1274 0.0285 0.0242
0.9 37.5 0.1873 0.0441 0.0288
0.9 52.5 0.165 0.0406 0.0304
0.9 67.5 0.1144 0.0285 0.0176
0.9 82.5 0.1465 0.034 0.0237
0.9 97.5 0.1643 0.0382 0.0307
0.9 112.5 0.1533 0.0569 0.0233
0.9 127.5 0.1332 0.0254 0.0125
0.9 142.5 0.1255 0.0224 0.0197
0.9 157.5 0.2044 0.0402 0.027
0.9 172.5 0.153 0.0289 0.0208
0.9 187.5 0.1456 0.0266 0.02
0.9 202.5 0.1567 0.0286 0.0159
0.9 217.5 0.1293 0.0282 0.0107
0.9 232.5 0.2117 0.0449 0.021
0.9 247.5 0.1278 0.0231 0.0247
0.9 262.5 0.1099 0.026 0.0152
0.9 277.5 0.1766 0.0392 0.0214
0.9 292.5 0.1711 0.0439 0.0264
0.9 307.5 0.1347 0.0709 0.0235
0.9 322.5 0.1522 0.0348 0.0217
0.9 337.5 0.1693 0.038 0.0227
0.9 352.5 0.1636 0.04 0.0312