CLAS Physics Database

Your browser does not support JavaScript or JavaScript is turned off in your browser. It is strongly recommended to turn JavaScript on to view this page. Some features may not work if JavaScript is turned off.

Measurement E141M72

You are not logged in.

Experiment: Measurement of ep→e′nπ⁺ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS, 2014

Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan

Experiment comment: polarization of electron beam : ~80%

Publication:

// CLAS-Analysis Note 2014-105 arXiv:1412.0274

Quantity measured: dσ/dΩ, mcbn/rad
Differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π⁺n, polarization: none

Q² :	3.15 GeV²
W :	1.625 GeV
E_beam :	5.499 GeV

Select data slice:
cos(θ) =

Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Plot measurement data

Parameter (X axis): φ, degree

Click here to view sliced data.

Your browser must support Java to use this feature.
You can find appropriate software at www.java.com

Click here to view 3D plot of the data.

Your must have VRML plugin for your browser installed to see this type of 3D plots.
For some types of browsers you can find it here: www.parallelgraphics.com

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

Measured data:

cos(θ)	φ, degree	dσ/dΩ, mcbn/rad	Data errors, mcbn/rad	Systematic errors, mcbn/rad
-0.9	45	0.2173	0.0475	0.011
-0.9	75	0.3947	0.1097	0.0356
-0.9	105	0.3529	0.0805	0.0439
-0.9	135	0.4461	0.0852	0.0598
-0.9	165	0.4307	0.0748	0.0588
-0.9	195	0.3841	0.0733	0.0547
-0.9	225	0.4015	0.0738	0.0554
-0.9	255	0.3975	0.0929	0.0492
-0.9	285	0.3333	0.0856	0.0352
-0.7	45	0.2113	0.0426	0.0092
-0.7	75	0.2196	0.0447	0.0216
-0.7	105	0.4728	0.0777	0.0582
-0.7	135	0.4088	0.0679	0.049
-0.7	165	0.396	0.0629	0.0357
-0.7	195	0.3633	0.0603	0.0344
-0.7	225	0.398	0.0694	0.0464
-0.7	255	0.4506	0.0737	0.0553
-0.7	285	0.3283	0.0646	0.032
-0.7	315	0.0779	0.016	0.0024
-0.5	15	0.4058	0.1022	0.0085
-0.5	45	0.5002	0.1084	0.0051
-0.5	75	0.4522	0.081	0.0078
-0.5	105	0.4914	0.0779	0.0066
-0.5	135	0.3936	0.0574	0.0146
-0.5	165	0.3394	0.0473	0.013
-0.5	195	0.3054	0.0465	0.0125
-0.5	225	0.3586	0.0537	0.0086
-0.5	255	0.4652	0.0693	0.0047
-0.5	285	0.5161	0.0848	0.0146
-0.5	315	0.2527	0.0631	0.0039
-0.3	15	0.4173	0.1325	0.0171
-0.3	45	0.4985	0.1163	0.0176
-0.3	75	0.4489	0.071	0.0086
-0.3	105	0.5491	0.0813	0.0194
-0.3	135	0.3852	0.0526	0.0325
-0.3	165	0.3992	0.0562	0.0454
-0.3	195	0.3824	0.0535	0.0447
-0.3	225	0.4075	0.0595	0.0349
-0.3	255	0.4965	0.0653	0.0176
-0.3	285	0.4037	0.0717	0.0137
-0.3	315	0.4502	0.1375	0.0179
-0.1	15	0.0532	0.0256	0.0021
-0.1	45	0.2857	0.0679	0.0061
-0.1	75	0.3595	0.0626	0.0055
-0.1	105	0.4249	0.0658	0.0203
-0.1	135	0.4003	0.058	0.0286
-0.1	165	0.3723	0.0484	0.0304
-0.1	195	0.4697	0.061	0.0381
-0.1	225	0.4505	0.0686	0.0194
-0.1	255	0.4604	0.0693	0.0106
-0.1	285	0.4074	0.0943	0.0067
0.1	15	0.1913	0.0921	0.0076
0.1	45	0.3696	0.073	0.0116
0.1	75	0.4644	0.0784	0.0124
0.1	105	0.298	0.0513	0.0073
0.1	135	0.2977	0.048	0.0028
0.1	165	0.3213	0.0382	0.0059
0.1	195	0.3486	0.0434	0.004
0.1	225	0.3045	0.0449	0.0025
0.1	255	0.3556	0.0646	0.0089
0.1	285	0.4118	0.0852	0.0111
0.1	315	0.3534	0.0809	0.0104
0.3	15	0.448	0.175	0.022
0.3	45	0.4362	0.0647	0.0133
0.3	75	0.4687	0.0657	0.0141
0.3	105	0.4619	0.0713	0.0186
0.3	135	0.316	0.0456	0.0251
0.3	165	0.2456	0.0275	0.011
0.3	195	0.2266	0.0249	0.0176
0.3	225	0.3182	0.0446	0.012
0.3	255	0.3362	0.0616	0.0109
0.3	285	0.4361	0.085	0.0257
0.3	315	0.5435	0.1114	0.0167
0.3	345	0.5935	0.1897	0.0225
0.5	15	0.3141	0.0728	0.0107
0.5	45	0.4668	0.0833	0.0116
0.5	75	0.5267	0.0772	0.0109
0.5	105	0.4929	0.0807	0.0567
0.5	135	0.4442	0.0732	0.0259
0.5	165	0.3007	0.041	0.0243
0.5	195	0.2545	0.032	0.0231
0.5	225	0.4552	0.0825	0.0233
0.5	255	0.4845	0.0935	0.0166
0.5	285	0.4152	0.0701	0.02
0.5	315	0.6023	0.1404	0.019
0.5	345	0.2322	0.0701	0.0075
0.7	15	0.4238	0.0629	0.0132
0.7	45	0.374	0.0644	0.0091
0.7	75	0.4182	0.057	0.0202
0.7	105	0.4214	0.0694	0.0238
0.7	135	0.4012	0.066	0.0255
0.7	165	0.3671	0.0658	0.026
0.7	195	0.2962	0.0491	0.023
0.7	225	0.3621	0.0582	0.0144
0.7	255	0.3801	0.0608	0.0128
0.7	285	0.3716	0.0603	0.0073
0.7	315	0.3616	0.0621	0.0117
0.7	345	0.4376	0.0671	0.0211
0.9	15	0.3615	0.0456	0.0043
0.9	45	0.3536	0.0505	0.0046
0.9	75	0.3448	0.0451	0.0146
0.9	105	0.3439	0.0464	0.0057
0.9	135	0.267	0.0395	0.0154
0.9	165	0.3312	0.0439	0.0174
0.9	195	0.3464	0.0517	0.0249
0.9	225	0.3663	0.0526	0.0161
0.9	255	0.3207	0.0448	0.0088
0.9	285	0.3405	0.0429	0.0367
0.9	315	0.3159	0.0412	0.0097
0.9	345	0.3707	0.049	0.0309