Measurement E151M1614

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:	0.0436
Q²:	0.0348 GeV²
W:	1505.0 GeV
E_beam:	1.3383 GeV
ε:	0.7173

Slice: cos(θ_π⁺) =

Measurement data
cos(θ_π⁺)	φ(π⁺), [deg]	A_LL	uncertainty	syst. uncert.
0.35	30.0	0.8787	1.0079	0.0593
0.35	42.0	-0.4136	0.6454	0.0424
0.45	18.0	-0.235	1.1242	0.033
0.45	30.0	-1.0111	0.7171	0.0676
0.45	42.0	0.5734	0.5356	0.0482
0.45	150.0	-0.1667	0.7992	0.0316
0.45	222.0	1.3949	0.6516	0.0865
0.45	234.0	-0.3879	0.6443	0.0378
0.45	246.0	-0.6295	0.6118	0.068
0.55	30.0	-0.4244	1.1084	0.0388
0.55	42.0	-0.5606	0.833	0.045
0.55	126.0	-0.4751	1.1284	0.0408
0.55	138.0	0.1763	0.5265	0.0421
0.55	150.0	-0.6672	0.5929	0.052
0.55	162.0	-0.2922	0.7618	0.0347
0.55	210.0	1.0476	0.8149	0.0696
0.55	222.0	-0.2571	0.498	0.0364
0.55	234.0	-0.4358	0.511	0.0494
0.55	246.0	-0.214	0.5464	0.0458
0.65	126.0	0.3884	0.6339	0.0387
0.65	138.0	-0.3309	0.4587	0.0367
0.65	150.0	-0.2436	0.5227	0.0533
0.65	162.0	0.7063	0.6228	0.0521
0.65	210.0	0.6126	0.5224	0.0492
0.65	222.0	-0.1574	0.4832	0.0819
0.65	234.0	-0.3655	0.425	0.0626
0.65	246.0	-0.3369	0.5106	0.049
0.75	126.0	0.3611	0.81	0.037
0.75	138.0	-1.206	0.5077	0.0777
0.75	150.0	-0.3085	0.4933	0.0352
0.75	162.0	-0.4684	0.915	0.0405
0.75	210.0	-1.1682	0.5206	0.0756
0.75	222.0	-0.8356	0.3833	0.0662
0.75	234.0	-0.4001	0.4343	0.0414
0.75	246.0	0.4576	0.4852	0.0427
0.75	258.0	1.0317	0.5314	0.068
0.85	114.0	-0.1193	0.5851	0.0562
0.85	126.0	0.6624	0.696	0.0498
0.85	210.0	-0.4224	0.5157	0.0413
0.85	222.0	-0.2793	0.473	0.0615
0.85	234.0	-0.613	0.4242	0.0471
0.85	246.0	-0.0834	0.4287	0.0384
0.85	258.0	-0.8453	0.4567	0.0586
0.95	222.0	0.0787	0.7571	0.0304
0.95	234.0	1.3035	0.7239	0.0815
0.95	246.0	-0.3999	0.6364	0.0384

CLAS Physics Database