Measurement E151M3642

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_LU
ε_L:	0.0463
Q²:	0.1205 GeV²
W:	1865.0 GeV
E_beam:	2.999 GeV
ε:	0.8064

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LU	uncertainty
0.65	282.0	-0.4486	0.2337
0.75	102.0	0.2141	0.2729
0.75	114.0	-0.0554	0.279
0.75	198.0	-0.5572	0.218
0.75	282.0	-0.0909	0.2887
0.85	102.0	-0.1177	0.2235
0.85	114.0	0.0321	0.2542
0.85	126.0	0.037	0.2679
0.85	174.0	-0.0472	0.2792
0.85	198.0	-0.0233	0.221
0.85	210.0	0.6319	0.2033
0.85	222.0	-0.4592	0.2091

CLAS Physics Database