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Measurement E141M71

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: 3.15 GeV2
W: 1.615 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 0.3053 0.0743 0.0313
-0.9 105.0 0.3501 0.0844 0.0426
-0.9 135.0 0.4607 0.1019 0.0634
-0.9 165.0 0.4462 0.087 0.0583
-0.9 195.0 0.3825 0.0847 0.0483
-0.9 225.0 0.4188 0.0797 0.0563
-0.9 255.0 0.4108 0.091 0.0497
-0.9 285.0 0.3385 0.0919 0.0376
-0.7 75.0 0.2261 0.0562 0.0248
-0.7 105.0 0.4835 0.0804 0.0482
-0.7 135.0 0.4213 0.066 0.0338
-0.7 165.0 0.4077 0.0676 0.0424
-0.7 195.0 0.3772 0.0565 0.0294
-0.7 225.0 0.4074 0.0587 0.0324
-0.7 255.0 0.4686 0.0804 0.0465
-0.7 285.0 0.3206 0.0737 0.029
-0.5 15.0 0.4257 0.1081 0.0116
-0.5 45.0 0.5036 0.1116 0.0136
-0.5 75.0 0.4424 0.0761 0.0045
-0.5 105.0 0.504 0.0759 0.0106
-0.5 135.0 0.4046 0.0588 0.0125
-0.5 165.0 0.3472 0.0523 0.0102
-0.5 195.0 0.3083 0.0483 0.0092
-0.5 225.0 0.358 0.0524 0.0127
-0.5 255.0 0.4724 0.0713 0.0093
-0.5 285.0 0.5455 0.0939 0.0101
-0.5 315.0 0.3725 0.0859 0.0054
-0.3 15.0 0.4239 0.1311 0.0199
-0.3 45.0 0.5062 0.1264 0.0235
-0.3 75.0 0.4431 0.0747 0.0165
-0.3 105.0 0.5622 0.08 0.0367
-0.3 135.0 0.3812 0.059 0.0361
-0.3 165.0 0.4013 0.0516 0.0422
-0.3 195.0 0.3879 0.0495 0.043
-0.3 225.0 0.4157 0.0597 0.0394
-0.3 255.0 0.5044 0.0692 0.0306
-0.3 285.0 0.3867 0.0694 0.0164
-0.1 45.0 0.2772 0.0628 0.0061
-0.1 75.0 0.3653 0.066 0.0034
-0.1 105.0 0.4046 0.0628 0.0104
-0.1 135.0 0.3936 0.0658 0.0293
-0.1 165.0 0.3486 0.0462 0.0407
-0.1 195.0 0.465 0.0566 0.0495
-0.1 225.0 0.4515 0.0643 0.0335
-0.1 255.0 0.4526 0.0632 0.0115
-0.1 285.0 0.4023 0.0835 0.0053
-0.1 315.0 0.0905 0.0306 0.0012
0.1 15.0 0.1388 0.0593 0.0035
0.1 45.0 0.3658 0.068 0.0109
0.1 75.0 0.4506 0.0723 0.0152
0.1 105.0 0.2736 0.0487 0.0064
0.1 135.0 0.2776 0.0451 0.007
0.1 165.0 0.3162 0.0379 0.0172
0.1 195.0 0.3402 0.0408 0.0191
0.1 225.0 0.2833 0.0457 0.0077
0.1 255.0 0.3295 0.0603 0.0188
0.1 285.0 0.3785 0.0914 0.0094
0.1 315.0 0.3126 0.078 0.0055
0.3 15.0 0.4408 0.1235 0.0132
0.3 45.0 0.4175 0.0649 0.0098
0.3 75.0 0.4752 0.062 0.0086
0.3 105.0 0.4617 0.066 0.0352
0.3 135.0 0.3182 0.0509 0.0066
0.3 165.0 0.2419 0.0264 0.0068
0.3 195.0 0.2237 0.0257 0.0056
0.3 225.0 0.3038 0.0406 0.0099
0.3 255.0 0.3106 0.0565 0.0045
0.3 285.0 0.4141 0.0781 0.008
0.3 315.0 0.5319 0.088 0.0123
0.3 345.0 0.6056 0.1994 0.0301
0.5 15.0 0.2797 0.0691 0.0188
0.5 45.0 0.4435 0.0901 0.0111
0.5 75.0 0.5119 0.0855 0.0099
0.5 105.0 0.4802 0.0859 0.0209
0.5 135.0 0.4534 0.0717 0.0292
0.5 165.0 0.2969 0.041 0.0123
0.5 195.0 0.2475 0.0325 0.0121
0.5 225.0 0.453 0.0884 0.0123
0.5 255.0 0.5022 0.0909 0.0197
0.5 285.0 0.3995 0.0748 0.0227
0.5 315.0 0.5736 0.1283 0.0226
0.5 345.0 0.2075 0.0562 0.0133
0.7 15.0 0.4231 0.06 0.0188
0.7 45.0 0.3571 0.059 0.0048
0.7 75.0 0.3978 0.0555 0.0052
0.7 105.0 0.4005 0.0719 0.0074
0.7 135.0 0.4026 0.0798 0.0189
0.7 165.0 0.3745 0.0584 0.0243
0.7 195.0 0.2863 0.0412 0.0136
0.7 225.0 0.3457 0.0579 0.0096
0.7 255.0 0.3422 0.0631 0.0094
0.7 285.0 0.3473 0.0551 0.0128
0.7 315.0 0.3305 0.0561 0.0231
0.7 345.0 0.4429 0.0645 0.012
0.9 15.0 0.3399 0.0435 0.0123
0.9 45.0 0.3475 0.0451 0.0125
0.9 75.0 0.3334 0.0436 0.0158
0.9 105.0 0.3338 0.0453 0.0209
0.9 135.0 0.2534 0.034 0.0109
0.9 165.0 0.3332 0.0468 0.0267
0.9 195.0 0.3497 0.0543 0.0386
0.9 225.0 0.3632 0.0495 0.0195
0.9 255.0 0.3016 0.0395 0.0203
0.9 285.0 0.3234 0.0435 0.0095
0.9 315.0 0.2984 0.0399 0.0095
0.9 345.0 0.3409 0.0421 0.0207
Created in SINP MSU, CLAS Collaboration