CLAS Physics Database

Measurement E151M358

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: 0.1164
Q2: 0.0707 GeV2
W: 1445.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7632

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.55 126.0 -0.2617 0.689
0.55 138.0 -0.9849 0.6742
0.55 222.0 0.6349 0.6948
0.55 234.0 -0.5913 0.5746
0.55 246.0 -0.587 0.5273
0.65 114.0 0.4596 0.7471
0.65 126.0 -1.0025 0.5267
0.65 138.0 -1.167 0.5111
0.65 150.0 -0.6481 0.6564
0.65 162.0 -0.9743 0.5821
0.65 210.0 0.8506 0.7189
0.65 222.0 0.8903 0.5605
0.65 234.0 -0.4855 0.5464
0.65 246.0 0.4877 0.5289
0.65 258.0 1.2171 0.5367
0.75 114.0 0.0327 0.7155
0.75 126.0 -0.2315 0.5284
0.75 138.0 -0.7533 0.4814
0.75 150.0 -0.0649 0.607
0.75 162.0 -0.6353 0.6108
0.75 222.0 1.1874 0.5083
0.75 234.0 0.6798 0.4662
0.75 246.0 -0.033 0.6063
0.75 258.0 0.4724 0.5196
0.85 114.0 -1.0479 0.603
0.85 150.0 -0.9997 0.6108
0.85 222.0 0.1809 0.5682
0.85 234.0 -0.2684 0.4766
0.85 246.0 -0.2964 0.5026
0.85 258.0 0.7811 0.4363
0.85 270.0 -0.3042 0.559
0.95 102.0 -1.0795 0.4885
0.95 114.0 -0.0246 0.5706
0.95 126.0 -1.4768 0.4418
0.95 234.0 0.4641 0.5405
0.95 246.0 0.2159 0.4768
0.95 258.0 -0.0918 0.5475
0.95 270.0 1.2701 0.5015
0.45 42.0 -1.559 0.5303
0.55 126.0 -0.4042 0.7159
0.55 222.0 2.2925 1.138
0.55 234.0 0.0597 0.863
0.55 246.0 -0.3758 0.6762
0.55 258.0 0.1968 0.9814
0.65 126.0 -1.1318 0.6219
0.65 138.0 -0.9845 0.6358
0.65 150.0 1.4923 1.1906
0.65 210.0 1.6789 1.4601
0.65 222.0 0.4212 0.8623
0.65 234.0 0.7104 0.9686
0.65 246.0 1.5365 0.8729
0.65 258.0 0.1998 0.8453
0.75 114.0 -0.6201 0.7994
0.75 126.0 -1.0573 0.5808
0.75 138.0 -0.623 0.6687
0.75 150.0 -0.4987 0.7966
0.75 210.0 1.2522 1.1207
0.75 222.0 1.5593 1.0284
0.75 234.0 -0.5893 0.6026
0.75 246.0 -0.36 0.6118
0.75 258.0 -0.1067 0.6629
0.85 150.0 -1.5173 0.5476
0.85 222.0 2.1219 1.1194
0.85 234.0 -0.4695 0.593
0.85 246.0 -0.3309 0.5275
0.85 258.0 -0.5475 0.5672
0.85 270.0 2.1007 1.0395
0.95 102.0 -0.4472 0.6791
0.95 114.0 -0.4089 0.7641
0.95 126.0 -0.6775 0.5951
0.95 222.0 0.6485 1.0032
0.95 234.0 0.6989 0.9803
0.95 246.0 1.9894 1.9894
0.95 258.0 0.973 0.9095
0.95 270.0 0.2745 0.8077