CLAS Physics Database

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Measurement E151M3592

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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 :	1745 GeV
ε :	0.8761
E_beam :	2.999 GeV
ε_L:	0.0515

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
0.35	78	0.2764	0.2605	0.0305
0.35	258	-0.6683	0.2155	0.0328
0.35	282	-0.032	0.2786	0.03
0.45	114	0.2465	0.2672	0.0304
0.45	258	-0.023	0.2458	0.03
0.45	270	-0.1483	0.2297	0.0301
0.55	102	-0.2551	0.28	0.0304
0.55	114	-0.1379	0.216	0.0301
0.55	126	-0.2435	0.2309	0.0304
0.55	138	-0.172	0.2706	0.0302
0.55	198	-0.1067	0.258	0.0301
0.55	210	-0.3327	0.1952	0.0307
0.55	258	0.2535	0.2231	0.0304
0.55	270	0.0759	0.2383	0.03
0.65	66	-0.5689	0.1864	0.0321
0.65	114	-0.1921	0.2148	0.0302
0.65	126	0.1039	0.2075	0.0301
0.65	138	0.4204	0.2269	0.0312
0.65	174	0.0635	0.2911	0.03
0.65	186	0.3009	0.2403	0.0306
0.65	198	-0.1348	0.2224	0.0301
0.65	210	0.2603	0.1995	0.0304
0.65	222	-0.2524	0.2366	0.0304
0.65	270	0.1375	0.2368	0.0301
0.65	282	-0.5289	0.2042	0.0318
0.65	294	-0.1132	0.2767	0.0301
0.75	54	0.1558	0.2589	0.0302
0.75	90	0.081	0.2553	0.03
0.75	102	0.3619	0.2005	0.0309
0.75	114	-0.2006	0.2675	0.0303
0.75	126	-0.0496	0.2746	0.03
0.75	138	0.1075	0.2647	0.0301
0.75	150	-0.0536	0.2664	0.03
0.75	174	-0.0083	0.2605	0.03
0.75	186	-0.0481	0.2248	0.03
0.75	198	0.2675	0.2027	0.0305
0.75	210	0.4077	0.1498	0.0311
0.75	222	0.3705	0.1813	0.0309
0.75	234	-0.3294	0.2348	0.0307
0.75	258	0.0572	0.2599	0.03
0.75	270	-0.0953	0.2148	0.0301
0.75	282	-0.1169	0.1818	0.0301
0.75	294	-0.463	0.2398	0.0314
0.85	90	-0.3528	0.2021	0.0308
0.85	102	-0.0456	0.1473	0.03
0.85	114	-0.0107	0.1878	0.03
0.85	126	0.1998	0.2291	0.0303
0.85	138	-0.1588	0.2522	0.0302
0.85	162	0.1552	0.2683	0.0302
0.85	174	-0.3679	0.1896	0.0309
0.85	186	-0.2728	0.1612	0.0305
0.85	198	0.1477	0.1692	0.0301
0.85	210	-0.3488	0.1596	0.0308
0.85	222	0.0509	0.1901	0.03
0.85	234	0.1003	0.2333	0.0301
0.85	270	0.2235	0.2564	0.0303
0.85	282	0.0586	0.2243	0.03
0.95	186	-0.1943	0.2322	0.0303
0.95	198	0.0298	0.2365	0.03
0.95	210	0.0432	0.2343	0.03
0.95	222	0.2588	0.261	0.0304
0.95	234	-0.1826	0.2658	0.0302