CLAS Physics Database

Measurement E151M595

Experiment: EG4
Year: 2016

Experiment comment:

Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: AUL
εL: 0.0869
Q2: 0.0496 GeV2
W: 1475.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8994

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 30.0 0.6322 0.7697
0.15 42.0 1.3388 0.817
0.15 318.0 -0.3211 0.6912
0.25 30.0 0.7066 0.6405
0.25 54.0 1.298 0.6552
0.25 66.0 0.5362 0.5919
0.25 78.0 0.0769 0.4452
0.25 90.0 -0.1804 0.6747
0.25 282.0 -0.6688 0.4299
0.25 294.0 0.2894 0.4987
0.25 306.0 0.3724 0.5783
0.25 318.0 -0.2658 0.5745
0.25 330.0 -0.784 0.5646
0.35 18.0 0.5287 0.6077
0.35 30.0 0.2081 0.6374
0.35 42.0 0.1598 0.6674
0.35 54.0 0.6506 0.6194
0.35 66.0 0.6961 0.3954
0.35 78.0 -0.7692 0.3222
0.35 90.0 0.3359 0.5358
0.35 258.0 0.7918 0.7941
0.35 270.0 0.444 0.4447
0.35 282.0 0.185 0.355
0.35 294.0 -0.1037 0.4148
0.35 306.0 -0.3313 0.5254
0.35 318.0 -0.1447 0.6464
0.35 330.0 -0.5757 0.5713
0.45 18.0 0.3159 0.7241
0.45 30.0 0.9963 0.8778
0.45 66.0 -0.101 0.4173
0.45 78.0 0.7402 0.4031
0.45 90.0 0.207 0.4426
0.45 102.0 -1.5519 0.3921
0.45 114.0 0.2592 0.621
0.45 126.0 -0.0936 0.6439
0.45 246.0 0.8229 0.6534
0.45 258.0 -0.1115 0.4214
0.45 270.0 0.2791 0.3827
0.45 282.0 0.9718 0.348
0.45 294.0 0.3641 0.4155
0.45 306.0 -0.2607 0.5044
0.45 318.0 0.1196 0.5607
0.45 330.0 -0.1536 0.5276
0.55 66.0 1.2456 0.5646
0.55 78.0 0.2836 0.4294
0.55 90.0 -0.4405 0.3903
0.55 102.0 -0.2678 0.4208
0.55 114.0 0.2572 0.5173
0.55 126.0 -0.6922 0.3807
0.55 138.0 0.1278 0.4623
0.55 150.0 -0.6181 0.5454
0.55 210.0 2.3458 2.3458
0.55 222.0 1.0523 0.5084
0.55 234.0 -0.1289 0.4895
0.55 246.0 0.7307 0.4918
0.55 258.0 0.7933 0.4134
0.55 270.0 -0.0502 0.3655
0.55 282.0 0.2899 0.3411
0.55 294.0 -0.7331 0.3777
0.55 306.0 -0.2246 0.7087
0.65 54.0 1.4687 0.7708
0.65 66.0 -0.3157 0.492
0.65 78.0 0.1253 0.4793
0.65 90.0 0.6776 0.5242
0.65 102.0 0.577 0.4924
0.65 114.0 -0.2823 0.3591
0.65 126.0 -0.4893 0.3504
0.65 138.0 -1.0099 0.3495
0.65 150.0 0.253 0.5573
0.65 162.0 -0.3421 0.6184
0.65 198.0 0.1813 0.6093
0.65 210.0 1.1494 0.4927
0.65 222.0 1.6699 0.3955
0.65 234.0 0.2862 0.4066
0.65 246.0 0.2328 0.4274
0.65 258.0 -0.2839 0.3808
0.65 270.0 0.7272 0.4811
0.65 282.0 -0.0847 0.521
0.65 294.0 -0.0638 0.515
0.65 306.0 -0.3009 0.4842
0.75 66.0 0.7942 0.5802
0.75 78.0 -0.5103 0.4943
0.75 90.0 0.8229 0.7491
0.75 102.0 0.0106 0.5218
0.75 114.0 -0.2863 0.4291
0.75 126.0 -0.1205 0.3646
0.75 138.0 -1.199 0.3282
0.75 150.0 -0.703 0.4729
0.75 162.0 -1.1796 0.487
0.75 174.0 -0.3266 0.7084
0.75 186.0 1.6568 0.7045
0.75 198.0 0.1099 0.5786
0.75 210.0 0.8528 0.4286
0.75 222.0 1.1089 0.3941
0.75 234.0 0.7038 0.3746
0.75 246.0 1.4946 0.4407
0.75 258.0 -0.3098 0.3981
0.75 270.0 0.9242 0.6056
0.75 282.0 0.4127 0.404
0.75 294.0 0.1325 0.4081
0.85 90.0 -0.4412 0.5489
0.85 102.0 -0.2344 0.5509
0.85 114.0 -0.4297 0.4349
0.85 126.0 -0.8524 0.4698
0.85 138.0 -0.505 0.443
0.85 186.0 -0.261 0.6111
0.85 198.0 1.1639 0.6384
0.85 210.0 0.6389 0.4372
0.85 222.0 0.1588 0.4149
0.85 234.0 0.1088 0.3254
0.85 246.0 0.347 0.3893
0.85 258.0 0.3349 0.5117
0.85 270.0 -0.1293 0.5198
0.85 282.0 0.8074 0.7522
0.95 198.0 0.193 0.6521
0.95 222.0 1.3846 0.6332
0.95 234.0 1.6893 0.4421
0.95 246.0 0.4405 0.5719
0.95 258.0 0.3829 0.6182