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Measurement E141M115

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: 2.01 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.7 7.5 0.035 0.0165 0.0041
-0.7 22.5 0.0141 0.0076 0.0018
-0.7 37.5 0.0239 0.0111 0.0067
-0.7 52.5 0.0103 0.0035 0.0023
-0.7 67.5 0.0261 0.0223 0.0039
-0.7 82.5 0.0085 0.0034 0.0031
-0.7 292.5 0.0197 0.0141 0.0026
-0.7 307.5 0.0155 0.0057 0.0006
-0.7 322.5 0.0074 0.0047 0.0038
-0.7 352.5 0.0204 0.0175 0.0008
-0.5 37.5 0.0134 0.0066 0.0052
-0.5 52.5 0.0255 0.0106 0.0009
-0.5 67.5 0.0181 0.0096 0.0044
-0.5 97.5 0.0082 0.0042 0.0027
-0.5 112.5 0.0132 0.0058 0.0044
-0.5 277.5 0.0169 0.0082 0.0006
-0.5 307.5 0.0153 0.0103 0.0009
-0.3 37.5 0.0162 0.0073 0.0024
-0.3 112.5 0.01 0.0041 0.0004
-0.3 187.5 0.0037 0.0016 0.0004
-0.1 82.5 0.0203 0.0107 0.0026
-0.1 97.5 0.0285 0.0157 0.0015
-0.1 157.5 0.0122 0.0047 0.0061
-0.1 172.5 0.0063 0.0025 0.0016
-0.1 187.5 0.0036 0.0017 0.0019
-0.1 232.5 0.0148 0.0074 0.0032
-0.1 247.5 0.0122 0.0098 0.0013
-0.1 262.5 0.0295 0.0172 0.0108
-0.1 292.5 0.024 0.0328 0.0009
0.1 52.5 0.0322 0.0167 0.0013
0.1 172.5 0.0118 0.0046 0.0021
0.1 187.5 0.0056 0.0026 0.0016
0.1 232.5 0.025 0.0149 0.0019
0.1 292.5 0.0294 0.0175 0.0075
0.3 22.5 0.019 0.0165 0.0009
0.3 37.5 0.0266 0.0144 0.0043
0.3 52.5 0.021 0.0137 0.0012
0.3 67.5 0.0342 0.0411 0.002
0.3 82.5 0.0262 0.0115 0.0068
0.3 97.5 0.0382 0.0168 0.0053
0.3 127.5 0.0585 0.0271 0.0153
0.3 142.5 0.013 0.0065 0.0022
0.3 157.5 0.0156 0.0089 0.0057
0.3 172.5 0.0149 0.007 0.0054
0.3 187.5 0.0181 0.0074 0.0032
0.3 202.5 0.0285 0.026 0.007
0.3 247.5 0.0194 0.0152 0.0017
0.3 262.5 0.0185 0.0147 0.0055
0.3 277.5 0.0402 0.0202 0.0119
0.3 292.5 0.0402 0.0642 0.0031
0.5 37.5 0.0391 0.0449 0.0066
0.5 52.5 0.054 0.0461 0.0077
0.5 67.5 0.0391 0.0162 0.0057
0.5 82.5 0.0652 0.0255 0.0119
0.5 97.5 0.0642 0.0421 0.0205
0.5 112.5 0.066 0.0528 0.011
0.5 127.5 0.0278 0.0128 0.0073
0.5 142.5 0.0512 0.0228 0.0053
0.5 157.5 0.0412 0.0147 0.0124
0.5 172.5 0.0265 0.008 0.0046
0.5 187.5 0.0354 0.01 0.0065
0.5 202.5 0.0241 0.0091 0.0037
0.5 217.5 0.0576 0.0234 0.012
0.5 232.5 0.0207 0.0116 0.0098
0.5 247.5 0.0557 0.0463 0.0101
0.5 262.5 0.0763 0.0325 0.0106
0.5 277.5 0.059 0.0218 0.014
0.5 292.5 0.0596 0.0228 0.0072
0.5 307.5 0.071 0.0361 0.0325
0.5 322.5 0.0762 0.0559 0.0026
0.7 37.5 0.0572 0.0322 0.0387
0.7 52.5 0.11 0.0396 0.0238
0.7 67.5 0.0699 0.0222 0.0062
0.7 82.5 0.0951 0.0425 0.0273
0.7 97.5 0.1142 0.0485 0.0183
0.7 112.5 0.1059 0.1321 0.0233
0.7 127.5 0.0592 0.0233 0.0066
0.7 142.5 0.0517 0.0158 0.0072
0.7 157.5 0.1218 0.0499 0.015
0.7 172.5 0.0533 0.0141 0.0069
0.7 187.5 0.1439 0.0537 0.0133
0.7 202.5 0.0528 0.0162 0.0125
0.7 217.5 0.1226 0.0622 0.0129
0.7 232.5 0.1378 0.169 0.0271
0.7 247.5 0.1218 0.0697 0.0175
0.7 262.5 0.0692 0.2283 0.017
0.7 277.5 0.1762 0.0988 0.023
0.7 292.5 0.0977 0.0583 0.0035
0.7 307.5 0.0806 0.1475 0.0381
0.7 322.5 0.0285 0.0192 0.012
0.9 7.5 0.2092 0.0827 0.0211
0.9 22.5 0.1771 0.0541 0.0215
0.9 37.5 0.1097 0.0391 0.0215
0.9 52.5 0.1607 0.0605 0.0358
0.9 67.5 0.1326 0.0447 0.0243
0.9 82.5 0.1893 0.1621 0.0344
0.9 97.5 0.1648 0.1188 0.0287
0.9 112.5 0.1663 0.0472 0.0177
0.9 127.5 0.1553 0.0397 0.0247
0.9 142.5 0.0878 0.0217 0.0127
0.9 157.5 0.1836 0.0463 0.0198
0.9 172.5 0.1429 0.0346 0.022
0.9 187.5 0.1415 0.0348 0.022
0.9 202.5 0.1425 0.0393 0.0127
0.9 217.5 0.1483 0.0389 0.0153
0.9 232.5 0.2153 0.0628 0.0181
0.9 247.5 0.1398 0.0395 0.0155
0.9 262.5 0.1259 0.0362 0.0208
0.9 277.5 0.1641 0.0572 0.0284
0.9 292.5 0.1621 0.0612 0.0292
0.9 307.5 0.4844 0.6533 0.0701
0.9 322.5 0.1946 0.2071 0.0766
0.9 337.5 0.16 0.0474 0.0261
0.9 352.5 0.1536 0.1185 0.024
Created in SINP MSU, CLAS Collaboration