CLAS Physics Database

Measurement E151M1066

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: 0.3326
Q2: 0.348 GeV2
W: 1535.0 GeV
Ebeam: 2.999 GeV
ε: 0.9026

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 66.0 0.4093 0.8811
0.15 294.0 2.4599 2.4599
0.25 294.0 0.3428 0.7882
0.35 282.0 1.4775 0.7939
0.35 294.0 0.7061 0.7539
0.45 102.0 0.0141 0.7063
0.45 282.0 -0.3023 0.6608
0.45 294.0 0.1728 0.833
0.55 78.0 0.9354 0.9878
0.55 90.0 -0.1478 0.5951
0.55 102.0 -0.5765 0.5715
0.55 114.0 0.5492 0.7963
0.55 306.0 -0.205 0.6879
0.65 78.0 -0.2209 0.7721
0.65 90.0 -0.5524 0.5504
0.65 102.0 0.3926 0.7446
0.65 114.0 -0.8945 0.7254
0.65 126.0 1.4493 0.9673
0.65 222.0 1.2716 0.8734
0.65 234.0 0.3475 0.7374
0.65 246.0 0.2977 0.8171
0.65 258.0 0.1921 0.8505
0.65 294.0 -0.6188 0.6912
0.65 306.0 0.0026 0.7246
0.75 54.0 1.4328 0.8169
0.75 66.0 -0.1172 0.7319
0.75 90.0 -0.1327 0.6239
0.75 102.0 -1.2097 0.4758
0.75 114.0 -0.047 0.7071
0.75 126.0 -0.9876 0.6526
0.75 138.0 -0.3207 0.848
0.75 198.0 -0.4685 0.7483
0.75 210.0 0.5362 0.7815
0.75 222.0 2.0101 0.8264
0.75 234.0 -0.3669 0.6293
0.75 246.0 0.5773 0.5806
0.75 258.0 0.2113 0.589
0.75 270.0 1.1738 0.7762
0.85 54.0 0.0247 0.7026
0.85 66.0 -1.1678 0.4668
0.85 78.0 -0.8227 0.6833
0.85 90.0 0.1299 0.8676
0.85 102.0 -0.4006 0.5727
0.85 114.0 -1.5701 0.4311
0.85 126.0 -0.5251 0.6959
0.85 174.0 0.6106 0.9641
0.85 198.0 1.5251 0.8397
0.85 210.0 -0.0044 0.6269
0.85 222.0 0.4413 0.616
0.85 234.0 0.6224 0.7002
0.85 246.0 0.0216 0.5165
0.85 258.0 0.7154 0.4897
0.85 270.0 0.3307 0.5765
0.85 282.0 -0.5171 0.5495
0.85 294.0 0.5901 0.7822
0.85 306.0 1.7626 0.8544
0.95 54.0 -0.2312 0.7387
0.95 66.0 1.3073 0.8344
0.95 78.0 -0.1104 0.716
0.95 186.0 0.0965 0.8437
0.95 210.0 -0.5953 0.597
0.95 222.0 0.5602 0.5861
0.95 234.0 -0.5768 0.6117
0.95 246.0 -0.4682 0.4866
0.95 258.0 -0.4036 0.4775
0.95 270.0 -0.0463 0.4763
0.95 282.0 0.21 0.4689
0.95 294.0 -0.086 0.5189
0.95 306.0 -0.5999 0.4071
0.95 318.0 0.8627 0.518
0.95 330.0 1.1594 0.8847