CLAS Physics Database

Measurement E151M235

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: 0.1041
Q2: 0.0171 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9364

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.35 54.0 -0.5411 0.4968
0.45 30.0 1.3807 0.4843
0.45 270.0 0.0178 0.5072
0.55 246.0 0.4389 0.3945
0.55 258.0 0.003 0.3674
0.55 270.0 -0.3029 0.4101
0.65 138.0 -0.4926 0.5407
0.65 234.0 -0.3535 0.4047
0.65 246.0 -0.4612 0.2642
0.65 258.0 -0.2215 0.3032
0.65 270.0 -0.2994 0.3742
0.65 282.0 0.2033 0.5324
0.75 138.0 -0.2167 0.4097
0.75 150.0 0.0038 0.3665
0.75 162.0 0.2918 0.4481
0.75 174.0 -0.4721 0.396
0.75 186.0 -0.0028 0.4917
0.75 222.0 -1.1126 0.3942
0.75 234.0 0.1094 0.3436
0.75 246.0 -0.499 0.2807
0.75 258.0 0.2471 0.2962
0.75 270.0 -0.1751 0.3923
0.85 138.0 -0.6362 0.4683
0.85 150.0 0.2094 0.4354
0.85 162.0 -0.3625 0.4055
0.85 174.0 -0.1973 0.5215
0.85 210.0 -0.0459 0.4962
0.85 222.0 0.5808 0.4606
0.85 234.0 0.2769 0.3804
0.85 246.0 -0.2717 0.3038
0.85 258.0 -0.5238 0.3052
0.85 270.0 -0.0331 0.3948
0.25 42.0 -0.8798 0.455
0.25 54.0 0.4336 0.8171
0.35 42.0 1.2328 1.1859
0.35 54.0 0.1406 0.7129
0.45 42.0 1.3573 1.1303
0.55 246.0 -0.1222 0.6334
0.55 258.0 -0.7881 0.3472
0.55 270.0 -0.7788 0.3411
0.65 222.0 -0.5236 0.5459
0.65 234.0 0.1802 0.5315
0.65 246.0 -0.152 0.4004
0.65 258.0 0.0587 0.4011
0.65 270.0 0.1287 0.5711
0.75 138.0 -0.4547 0.6735
0.75 150.0 1.2371 0.8546
0.75 162.0 0.4043 0.7889
0.75 174.0 0.1175 0.6854
0.75 222.0 0.4297 0.6451
0.75 234.0 -0.074 0.5153
0.75 246.0 -0.5525 0.3083
0.75 258.0 0.8506 0.5165
0.75 270.0 0.4653 0.5508
0.85 150.0 -0.99 0.3888
0.85 162.0 -0.6106 0.5079
0.85 174.0 0.6735 0.9047
0.85 186.0 -0.8114 0.5328
0.85 210.0 -0.1483 0.639
0.85 222.0 -0.1751 0.6107
0.85 234.0 -0.0319 0.6143
0.85 246.0 -0.1572 0.4536
0.85 258.0 -0.6731 0.3192
0.85 270.0 -0.1888 0.5959