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Measurement E141M36

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: 2.2 GeV2
W: 1.725 GeV
Ebeam: 5.499 GeV
Publication:

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/rad] uncertainty syst. uncert.
-0.9 15.0 0.3411 0.059 0.0153
-0.9 45.0 0.3843 0.0648 0.0257
-0.9 75.0 0.3816 0.1235 0.1001
-0.9 105.0 0.3312 0.0634 0.0362
-0.9 135.0 0.2752 0.0628 0.0307
-0.9 165.0 0.2024 0.0614 0.0476
-0.9 195.0 0.206 0.076 0.0758
-0.9 225.0 0.2209 0.046 0.014
-0.9 255.0 0.3008 0.0608 0.0272
-0.9 285.0 0.3534 0.065 0.0478
-0.9 315.0 0.3707 0.0609 0.0169
-0.9 345.0 0.3387 0.054 0.0161
-0.7 15.0 0.3218 0.0652 0.0228
-0.7 45.0 0.3062 0.0467 0.0168
-0.7 75.0 0.2923 0.0527 0.0309
-0.7 105.0 0.2763 0.0361 0.0125
-0.7 135.0 0.1494 0.0225 0.0054
-0.7 165.0 0.1668 0.0279 0.0095
-0.7 195.0 0.1482 0.0245 0.0076
-0.7 225.0 0.1621 0.024 0.0075
-0.7 255.0 0.1864 0.0269 0.0088
-0.7 285.0 0.2532 0.0376 0.0112
-0.7 315.0 0.2645 0.0347 0.0142
-0.7 345.0 0.2798 0.0486 0.0324
-0.5 15.0 0.3003 0.0715 0.0085
-0.5 45.0 0.325 0.0496 0.0105
-0.5 75.0 0.3327 0.0503 0.0116
-0.5 105.0 0.3768 0.0427 0.0059
-0.5 135.0 0.3392 0.0467 0.0044
-0.5 165.0 0.2361 0.0281 0.0036
-0.5 195.0 0.2587 0.0293 0.0057
-0.5 225.0 0.2832 0.0352 0.0042
-0.5 255.0 0.3878 0.044 0.011
-0.5 285.0 0.3839 0.0567 0.0095
-0.5 315.0 0.3321 0.0537 0.0189
-0.5 345.0 0.2272 0.0655 0.0077
-0.3 15.0 0.2423 0.07 0.0045
-0.3 45.0 0.4092 0.0641 0.0094
-0.3 75.0 0.5428 0.0663 0.0189
-0.3 105.0 0.5096 0.0527 0.0422
-0.3 135.0 0.4582 0.0466 0.0093
-0.3 165.0 0.3461 0.0322 0.0023
-0.3 195.0 0.3518 0.0363 0.0061
-0.3 225.0 0.3863 0.047 0.0103
-0.3 255.0 0.4539 0.048 0.0146
-0.3 285.0 0.4728 0.0584 0.0151
-0.1 15.0 0.2647 0.0551 0.0252
-0.1 45.0 0.5297 0.1015 0.0356
-0.1 75.0 0.7707 0.0796 0.0399
-0.1 105.0 0.7433 0.0811 0.0407
-0.1 135.0 0.5736 0.0608 0.0254
-0.1 165.0 0.5304 0.047 0.0157
-0.1 195.0 0.5056 0.0453 0.0193
-0.1 225.0 0.5437 0.0617 0.0238
-0.1 255.0 0.7098 0.0655 0.0399
-0.1 285.0 0.6426 0.0807 0.0732
0.1 15.0 0.2926 0.0851 0.0141
0.1 45.0 0.589 0.0871 0.0328
0.1 75.0 0.9655 0.0985 0.0683
0.1 105.0 0.7049 0.0705 0.0477
0.1 135.0 0.459 0.0515 0.0268
0.1 165.0 0.4175 0.0377 0.0264
0.1 195.0 0.418 0.0384 0.0226
0.1 225.0 0.6089 0.0641 0.0352
0.1 255.0 0.8426 0.0839 0.0641
0.1 285.0 0.8462 0.0964 0.0562
0.1 315.0 0.7812 0.1172 0.0434
0.1 345.0 1.7706 1.1624 0.1426
0.3 15.0 0.1644 0.0264 0.0078
0.3 45.0 0.6746 0.0573 0.0387
0.3 75.0 0.8738 0.079 0.0695
0.3 105.0 0.8391 0.0839 0.0732
0.3 135.0 0.4847 0.0491 0.0345
0.3 165.0 0.3534 0.0259 0.0149
0.3 195.0 0.3785 0.0279 0.0187
0.3 225.0 0.6238 0.0649 0.047
0.3 255.0 0.7749 0.0772 0.0594
0.3 285.0 0.8224 0.0871 0.0593
0.3 315.0 0.623 0.0609 0.0359
0.3 345.0 0.4878 0.0974 0.0235
0.5 15.0 0.3206 0.0484 0.0276
0.5 45.0 0.5305 0.0551 0.0339
0.5 75.0 0.9043 0.0851 0.0682
0.5 105.0 1.0388 0.118 0.088
0.5 135.0 0.62 0.0653 0.0492
0.5 165.0 0.4088 0.0361 0.0399
0.5 195.0 0.2987 0.0286 0.0146
0.5 225.0 0.6122 0.0656 0.0483
0.5 255.0 0.9439 0.1226 0.0765
0.5 285.0 0.9913 0.1056 0.0731
0.5 315.0 0.5748 0.0667 0.0368
0.5 345.0 0.2762 0.0467 0.019
0.7 15.0 0.3662 0.0367 0.0193
0.7 45.0 0.6029 0.0688 0.0418
0.7 75.0 0.8144 0.0782 0.066
0.7 105.0 1.1159 0.1292 0.0989
0.7 165.0 0.5835 0.0593 0.0418
0.7 195.0 0.6463 0.0665 0.0414
0.7 225.0 0.7615 0.0958 0.0614
0.7 255.0 0.9206 0.1041 0.0758
0.7 285.0 0.8483 0.0916 0.0646
0.7 315.0 0.4735 0.0606 0.0303
0.7 345.0 0.3491 0.0342 0.0171
0.9 15.0 0.7408 0.0592 0.0161
0.9 45.0 0.7085 0.0614 0.0265
0.9 75.0 0.7654 0.0632 0.0303
0.9 105.0 0.878 0.0771 0.0327
0.9 135.0 0.8343 0.0801 0.0538
0.9 165.0 0.782 0.08 0.0738
0.9 195.0 0.8398 0.0851 0.08
0.9 225.0 0.818 0.0773 0.049
0.9 255.0 0.8143 0.0735 0.0361
0.9 285.0 0.81 0.0704 0.0272
0.9 315.0 0.6502 0.0556 0.0188
0.9 345.0 0.7171 0.058 0.0178
Created in SINP MSU, CLAS Collaboration