CLAS Physics Database

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Measurement E151M2726

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: A_LU,
Beam asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π⁺n, polarization: none

Q² :	0.0844 GeV²
W :	1325 GeV
ε :	0.8626
E_beam :	1.3383 GeV
ε_L:	0.2785

Select data slice:
cos(θ_π⁺) =

Observable quantity measured (Y axis): A_LU,
Plot measurement data

Parameter (X axis): φ(π⁺), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θ_π⁺)	φ(π⁺), degrees	A_LU	Stat. error	Syst. error
0.55	258	-0.3035	0.1987	0.0307
0.55	270	0.3511	0.1965	0.0309
0.65	126	-0.4814	0.3708	0.0315
0.65	234	-0.0606	0.1809	0.0303
0.65	246	0.2245	0.1762	0.0304
0.65	258	0.0514	0.1491	0.0304
0.65	270	0.0896	0.1584	0.0301
0.75	114	-0.0878	0.2154	0.0301
0.75	126	-0.2212	0.1907	0.0303
0.75	138	0.189	0.1905	0.0302
0.75	150	0.2023	0.2177	0.0303
0.75	162	0.0128	0.2676	0.03
0.75	222	-0.4009	0.249	0.0311
0.75	234	-0.2193	0.1792	0.0303
0.75	246	-0.0462	0.1784	0.03
0.75	258	0.0017	0.1635	0.03
0.75	270	0.0347	0.1859	0.03
0.75	282	-0.3883	0.2474	0.031
0.85	102	-0.1467	0.2277	0.0301
0.85	114	-0.0004	0.1864	0.03
0.85	126	0.226	0.1718	0.0303
0.85	138	-0.2842	0.1967	0.0305
0.85	150	0.1387	0.2144	0.0301
0.85	162	0.3601	0.2141	0.0309
0.85	234	-0.4544	0.2017	0.0313
0.85	246	-0.1026	0.1829	0.0301
0.85	258	0.0242	0.174	0.03
0.85	270	0.162	0.168	0.0302
0.85	282	-0.2572	0.1722	0.0304
0.85	294	0.2688	0.2414	0.0305
0.95	78	0.2725	0.2733	0.0305
0.95	90	0.1947	0.1985	0.0303
0.95	114	-0.1395	0.2631	0.0301
0.95	126	-0.0585	0.2473	0.03
0.95	138	-0.2516	0.2203	0.0304
0.95	150	0.0314	0.2857	0.03
0.95	234	-0.3441	0.2542	0.0308
0.95	246	0.1405	0.2203	0.0301
0.95	258	0.0336	0.1965	0.03
0.95	270	-0.1432	0.231	0.0301
0.95	282	-0.2229	0.2399	0.0303
0.65	282	-0.4913	0.2465	0.0316
0.75	114	0.0082	0.3003	0.03
0.75	126	0.1148	0.2552	0.0301
0.75	138	-0.1587	0.3032	0.0302
0.75	234	0.0681	0.3064	0.03
0.75	246	-0.0044	0.2728	0.03
0.75	258	0.137	0.2436	0.0301
0.75	270	0.1944	0.2849	0.0303
0.85	102	-0.1513	0.3741	0.0302
0.85	114	0.5218	0.2258	0.0318
0.85	126	-0.2675	0.2355	0.0305
0.85	138	0.1142	0.2989	0.0301
0.85	150	-0.4069	0.2207	0.0311
0.85	162	-0.3174	0.2786	0.0307
0.85	174	0.5361	0.2883	0.0319
0.85	222	0.5314	0.2754	0.0318
0.85	234	0.3307	0.3525	0.0307
0.85	246	-0.034	0.283	0.03
0.85	258	-0.2058	0.2461	0.0303
0.85	270	-0.3814	0.2575	0.031
0.85	282	0.1027	0.2667	0.0301
0.85	294	-0.3786	0.2674	0.0309
0.95	78	-0.1761	0.3307	0.0302
0.95	90	0.1478	0.3101	0.0301
0.95	102	-0.3302	0.3144	0.0307
0.95	138	0.3083	0.2982	0.0306
0.95	150	0.1103	0.3335	0.0301
0.95	162	-0.7383	0.2052	0.0334
0.95	234	-0.0127	0.3094	0.03
0.95	246	-0.0076	0.4025	0.03
0.95	258	0.3079	0.2481	0.0306
0.95	270	0.6626	0.1766	0.0328
0.95	282	-0.3848	0.3197	0.031