CLAS Physics Database

Measurement E151M1047

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: 0.1527
Q2: 0.101 GeV2
W: 1505.0 GeV
Ebeam: 2.999 GeV
ε: 0.9477

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 54.0 1.0081 0.8935
0.15 66.0 -0.2332 0.6591
0.25 54.0 0.0225 0.7769
0.25 66.0 0.4762 0.561
0.25 78.0 1.1459 0.8186
0.25 282.0 0.7014 0.7676
0.25 294.0 0.3641 0.709
0.35 66.0 -0.5651 0.5317
0.35 78.0 -0.1228 0.5225
0.35 270.0 -0.2984 0.6853
0.35 282.0 1.1838 0.5678
0.35 294.0 0.6523 0.8175
0.45 66.0 -0.9138 0.579
0.45 78.0 0.6761 0.6898
0.45 102.0 -1.0931 0.591
0.45 270.0 0.3751 0.6062
0.45 282.0 2.3853 2.3853
0.45 294.0 -0.3633 0.5171
0.55 54.0 -0.2047 0.7952
0.55 66.0 -0.3717 0.5741
0.55 78.0 -0.3187 0.7226
0.55 90.0 0.4629 0.8893
0.55 102.0 -0.4463 0.608
0.55 114.0 -1.2056 0.4288
0.55 126.0 -0.6448 0.6027
0.55 270.0 0.0939 0.714
0.55 282.0 -0.026 0.6133
0.55 306.0 1.1604 0.7191
0.65 54.0 1.6762 0.8816
0.65 90.0 0.088 0.6471
0.65 102.0 0.1061 0.4701
0.65 114.0 -0.8541 0.4496
0.65 126.0 0.4846 0.5456
0.65 138.0 -0.6673 0.499
0.65 198.0 0.0981 0.6808
0.65 210.0 0.9987 0.8185
0.65 222.0 0.5841 0.6131
0.65 234.0 -0.0507 0.536
0.65 246.0 0.7695 0.6048
0.65 270.0 -0.9874 0.5885
0.65 294.0 0.128 0.621
0.65 306.0 1.0311 0.7807
0.75 90.0 -0.4227 0.6126
0.75 102.0 -0.7948 0.4381
0.75 114.0 -0.6765 0.4306
0.75 126.0 -0.8015 0.4024
0.75 138.0 -0.6035 0.4962
0.75 150.0 -1.062 0.6529
0.75 186.0 -0.9135 0.6762
0.75 198.0 0.0853 0.7462
0.75 210.0 1.1542 0.638
0.75 222.0 0.0788 0.5404
0.75 234.0 -0.5104 0.4029
0.75 246.0 2.0035 0.5329
0.75 258.0 0.604 0.5963
0.75 282.0 -1.0072 0.5529
0.75 294.0 0.3502 1.0181
0.85 78.0 0.6719 0.6522
0.85 90.0 -0.9983 0.4028
0.85 102.0 -0.2507 0.5593
0.85 114.0 -1.1633 0.4251
0.85 126.0 -0.7034 0.4342
0.85 138.0 -0.7255 0.552
0.85 150.0 0.0907 0.7121
0.85 198.0 -0.3657 0.5962
0.85 210.0 0.7136 0.6607
0.85 222.0 1.0792 0.5666
0.85 234.0 0.406 0.4448
0.85 246.0 -0.3966 0.363
0.85 258.0 0.6982 0.5242
0.85 270.0 1.723 0.9268
0.95 90.0 -0.3519 0.5107
0.95 102.0 -1.1734 0.5221
0.95 186.0 0.4668 0.8363
0.95 210.0 1.5508 0.7776
0.95 222.0 0.343 0.626
0.95 234.0 -0.1804 0.5292
0.95 246.0 -0.1055 0.4511
0.95 258.0 0.0467 0.4371
0.95 270.0 -0.7212 0.4348