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Measurement E141M12

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: 1.8 GeV2
W: 1.715 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty
-0.9 15.0 0.5612 0.0721
-0.9 45.0 0.7121 0.0993
-0.9 75.0 0.5614 0.0979
-0.9 105.0 0.4446 0.0759
-0.9 135.0 0.4917 0.0914
-0.9 165.0 0.4227 0.1081
-0.9 195.0 0.4572 0.12
-0.9 225.0 0.4619 0.0889
-0.9 255.0 0.4971 0.0823
-0.9 285.0 0.6159 0.0924
-0.9 315.0 0.638 0.0833
-0.9 345.0 0.5826 0.0721
-0.7 15.0 0.5012 0.0783
-0.7 45.0 0.6176 0.0703
-0.7 75.0 0.6664 0.0823
-0.7 105.0 0.5285 0.0581
-0.7 135.0 0.2639 0.0391
-0.7 165.0 0.2355 0.0383
-0.7 195.0 0.2212 0.0344
-0.7 225.0 0.3934 0.0495
-0.7 255.0 0.6572 0.0679
-0.7 285.0 0.6586 0.0836
-0.7 315.0 0.6428 0.0761
-0.7 345.0 0.5541 0.0833
-0.5 15.0 0.4048 0.0771
-0.5 45.0 0.6105 0.0829
-0.5 75.0 0.7469 0.0803
-0.5 105.0 0.7862 0.0765
-0.5 135.0 0.6515 0.0705
-0.5 165.0 0.4332 0.0502
-0.5 195.0 0.4654 0.0482
-0.5 225.0 0.6476 0.0666
-0.5 255.0 0.7068 0.0645
-0.5 285.0 0.7291 0.0806
-0.5 315.0 0.4714 0.0636
-0.5 345.0 0.3752 0.0858
-0.3 45.0 0.7618 0.1225
-0.3 75.0 1.1156 0.1179
-0.3 105.0 0.9485 0.0764
-0.3 135.0 0.7008 0.0716
-0.3 165.0 0.5805 0.0497
-0.3 195.0 0.6066 0.0551
-0.3 225.0 0.6513 0.0633
-0.3 255.0 0.9735 0.0849
-0.3 285.0 0.7764 0.0784
-0.3 345.0 0.059 0.0122
-0.1 15.0 0.393 0.0603
-0.1 45.0 0.8643 0.122
-0.1 75.0 1.3046 0.1167
-0.1 105.0 1.2162 0.1012
-0.1 135.0 1.0865 0.0966
-0.1 165.0 0.8738 0.0624
-0.1 195.0 0.7823 0.0557
-0.1 225.0 0.9143 0.0846
-0.1 255.0 1.1078 0.096
-0.1 285.0 1.085 0.0986
-0.1 345.0 0.1773 0.0365
0.1 15.0 0.2958 0.0681
0.1 45.0 0.8319 0.0932
0.1 75.0 1.4122 0.1111
0.1 105.0 1.329 0.1077
0.1 135.0 1.0947 0.1016
0.1 165.0 0.7724 0.0555
0.1 195.0 0.7801 0.0554
0.1 225.0 1.034 0.1033
0.1 255.0 1.1408 0.0946
0.1 285.0 1.3588 0.1203
0.1 315.0 1.1136 0.1537
0.1 345.0 0.4103 0.1054
0.3 15.0 0.36 0.0577
0.3 45.0 0.901 0.0629
0.3 75.0 1.8067 0.1192
0.3 105.0 1.3815 0.1003
0.3 135.0 1.1261 0.0823
0.3 165.0 0.6488 0.0437
0.3 195.0 0.7083 0.048
0.3 225.0 1.05 0.0808
0.3 255.0 1.3112 0.0992
0.3 285.0 1.7849 0.1474
0.3 315.0 0.9435 0.0767
0.3 345.0 0.5139 0.0918
0.5 15.0 0.4028 0.0491
0.5 45.0 0.8318 0.0618
0.5 75.0 1.8308 0.1332
0.5 105.0 1.8695 0.1635
0.5 135.0 1.0322 0.0819
0.5 165.0 0.8007 0.0565
0.5 195.0 0.7376 0.054
0.5 225.0 0.9716 0.0799
0.5 255.0 1.7061 0.1825
0.5 285.0 1.4955 0.1435
0.5 315.0 0.845 0.0697
0.5 345.0 0.4713 0.0679
0.7 15.0 0.5311 0.0429
0.7 45.0 0.8872 0.0726
0.7 75.0 1.8613 0.1429
0.7 105.0 1.9718 0.1852
0.7 135.0 1.4762 0.1295
0.7 165.0 0.8822 0.0718
0.7 195.0 0.9255 0.0746
0.7 225.0 1.3613 0.1239
0.7 255.0 1.7487 0.1708
0.7 285.0 1.7061 0.1599
0.7 315.0 0.8661 0.0799
0.7 345.0 0.5743 0.0458
0.9 15.0 0.9924 0.0624
0.9 45.0 1.0881 0.0704
0.9 75.0 1.3108 0.0864
0.9 105.0 1.4009 0.1009
0.9 135.0 1.3825 0.1123
0.9 165.0 1.397 0.1148
0.9 195.0 1.2682 0.1021
0.9 225.0 1.3946 0.1067
0.9 255.0 1.5357 0.1081
0.9 285.0 1.3997 0.0887
0.9 315.0 1.1761 0.0772
0.9 345.0 1.0163 0.063
Created in SINP MSU, CLAS Collaboration