CLAS Physics Database

Measurement E151M752

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: 0.2758
Q2: 0.0593 GeV2
W: 1295.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9681

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 66.0 1.5978 1.6593
0.25 306.0 -0.0867 1.0451
0.35 66.0 0.4899 1.2338
0.35 78.0 -0.1087 1.2937
0.35 294.0 -0.3021 1.2087
0.35 306.0 -0.77 0.9751
0.45 66.0 0.3167 1.2163
0.45 78.0 0.1903 0.9824
0.45 90.0 2.4973 1.4729
0.45 294.0 -1.4403 1.1028
0.55 66.0 1.0651 1.57
0.55 78.0 1.5687 1.2582
0.55 90.0 -0.1973 1.7014
0.55 270.0 -1.9038 1.0558
0.65 78.0 2.0605 1.5095
0.65 90.0 1.4524 1.7624
0.65 246.0 0.1597 1.3265
0.65 258.0 0.5642 1.1994
0.65 270.0 -1.3162 1.2641
0.65 282.0 -1.5787 1.1376
0.75 102.0 2.5267 2.1876
0.75 114.0 -0.3465 1.5341
0.75 126.0 -0.9695 1.1707
0.75 138.0 1.3811 1.865
0.75 222.0 -5.3988 5.3988
0.75 234.0 1.1127 1.2482
0.75 246.0 0.8811 0.9877
0.75 258.0 0.8732 1.0584
0.75 270.0 0.6714 1.1695
0.75 282.0 -1.4126 1.3935
0.85 102.0 4.0615 2.0724
0.85 114.0 -0.3174 1.6677
0.85 126.0 -0.8355 1.4039
0.85 138.0 1.8193 1.5527
0.85 150.0 2.6302 1.8181
0.85 162.0 2.4301 2.1254
0.85 222.0 -0.3387 1.3965
0.85 234.0 -0.0611 1.3514
0.85 246.0 -1.9282 1.0138
0.85 258.0 -1.35 0.9631
0.85 270.0 0.5893 1.2157
0.95 246.0 4.8232 4.8286
0.15 306.0 1.0144 0.4793
0.25 294.0 -0.6841 0.321
0.25 306.0 -0.184 0.4424
0.35 66.0 0.3887 0.3602
0.35 78.0 0.0395 0.3738
0.35 294.0 0.3008 0.4323
0.35 306.0 0.4791 0.3996
0.45 66.0 1.2527 0.3764
0.45 78.0 0.1817 0.3002
0.45 90.0 -0.1395 0.46
0.45 282.0 -0.4983 0.4749
0.45 294.0 0.19 0.4273
0.55 66.0 0.6816 0.428
0.55 78.0 0.0045 0.3394
0.55 90.0 0.0397 0.4067
0.55 270.0 -0.5357 0.4051
0.55 282.0 -1.0545 0.3758
0.55 294.0 0.3388 0.4889
0.65 78.0 -0.0246 0.4583
0.65 114.0 0.0575 0.5707
0.65 246.0 0.2408 0.4355
0.65 258.0 -0.4149 0.3632
0.65 270.0 -0.0589 0.4297
0.65 282.0 -0.0784 0.4952
0.75 102.0 0.3916 0.5105
0.75 114.0 -0.3738 0.4012
0.75 126.0 -0.2873 0.3751
0.75 138.0 -0.1765 0.6142
0.75 222.0 0.1407 0.6764
0.75 234.0 -0.3183 0.4413
0.75 246.0 -0.1326 0.381
0.75 258.0 0.3511 0.3172
0.75 270.0 -0.5994 0.3457
0.85 102.0 0.7202 0.5235
0.85 114.0 0.6563 0.4201
0.85 126.0 0.259 0.3812
0.85 138.0 0.9234 0.4462
0.85 150.0 0.9544 0.5304
0.85 162.0 0.1127 0.6376
0.85 174.0 -0.6779 0.6237
0.85 222.0 1.1608 0.6191
0.85 234.0 -0.0361 0.4326
0.85 246.0 0.2277 0.4055
0.85 258.0 0.0314 0.3723
0.85 270.0 -0.38 0.3683
0.95 126.0 1.7146 1.0003
0.95 138.0 0.1574 0.9376
0.95 150.0 1.7229 0.8886
0.95 162.0 -0.0738 1.0364
0.95 222.0 1.4563 1.0657
0.95 234.0 0.9688 1.0155
0.95 246.0 1.2445 0.9601
0.95 258.0 1.2362 0.8772