Measurement E151M1357

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:	A_LL
ε_L:	0.0782
Q²:	0.0348 GeV²
W:	1385.0 GeV
E_beam:	1.0539 GeV
ε:	0.7343

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LL	uncertainty	syst. uncert.
0.25	42.0	1.0019	0.6919	0.1169
0.25	54.0	1.6317	0.7289	0.1865
0.35	30.0	1.0051	0.9732	0.1173
0.35	42.0	-0.1263	0.6703	0.0332
0.35	54.0	1.596	0.7154	0.1825
0.45	18.0	1.3706	0.966	0.1575
0.45	30.0	-0.5841	0.7282	0.0724
0.45	42.0	-0.5024	0.7126	0.0641
0.45	54.0	-1.4141	0.6632	0.1623
0.45	258.0	-0.1752	0.9657	0.0359
0.55	42.0	-0.0134	0.7594	0.03
0.55	54.0	-0.9296	0.8313	0.1091
0.55	150.0	-0.963	0.9526	0.1127
0.55	222.0	0.6823	0.9421	0.0826
0.55	234.0	0.0937	0.7457	0.0318
0.55	246.0	0.2919	0.6349	0.0445
0.55	258.0	-0.339	0.5935	0.0486
0.55	270.0	-1.3587	0.805	0.1562
0.65	138.0	0.33	0.8881	0.0478
0.65	150.0	-0.2955	0.9078	0.0448
0.65	162.0	-0.6488	0.8493	0.0791
0.65	174.0	1.3648	0.8982	0.1568
0.65	186.0	0.2596	0.9527	0.0419
0.65	222.0	0.8268	0.6762	0.098
0.65	234.0	-0.0283	0.5228	0.0302
0.65	246.0	-0.1867	0.5307	0.0367
0.65	258.0	0.3168	0.6076	0.0467
0.65	270.0	-0.7549	0.7821	0.0903
0.75	138.0	0.6648	0.7284	0.0808
0.75	150.0	0.9736	0.7641	0.1138
0.75	162.0	0.3377	0.6472	0.0485
0.75	174.0	0.6739	0.7859	0.0817
0.75	222.0	-0.3698	0.7613	0.0514
0.75	234.0	0.1368	0.5234	0.0337
0.75	246.0	0.3107	0.5314	0.0461
0.75	258.0	-0.2684	0.4866	0.0426
0.75	270.0	-0.1381	0.6729	0.0338
0.85	150.0	1.3739	0.9106	0.1578
0.85	162.0	0.8317	0.9425	0.0985
0.85	174.0	-0.6535	0.8249	0.0796
0.85	210.0	-1.2245	0.829	0.1413
0.85	222.0	0.3835	0.7252	0.0526
0.85	234.0	0.7775	0.5382	0.0927
0.85	246.0	-0.7811	0.5143	0.0931
0.85	258.0	0.2213	0.5348	0.039
0.85	270.0	0.8389	0.5855	0.0993
0.95	126.0	-0.6043	0.7601	0.0745
0.95	234.0	0.3132	0.7488	0.0463
0.95	246.0	0.0993	0.6095	0.032
0.95	258.0	0.9149	0.6607	0.1075

CLAS Physics Database