CLAS Physics Database

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Measurement E102M87

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Experiment: E-89-039, 2007

Spokespersons: S. Dytman, K. Giovanetti

Measurement comment: Electron beam energy is 1.515 GeV.

Publication:

H. Denizli, J. Mueller, S. Dytman, M.L. Leber, R.D. Levine, J. Miles, K.Y. Kim, and CLAS Collaboration Q² dependence of the S11(1535) Photocoupling and Evidence for a P-wave resonance in η electroproduction //

Quantity measured: σ, mcbn
Cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: η p, polarization: none

Q² :	0.2 — 0.3 GeV²
W :	1.49 — 1.64 GeV

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

Parameter (X axis): W, GeV

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

Measured data:

W, GeV	σ, mcbn	Data errors, mcbn	Systematic errors, mcbn
1.495	8.4	0.18	0.83
1.505	10.4	0.23	0.32
1.515	12.06	0.26	0.3
1.525	13.44	0.26	0.68
1.535	13.84	0.26	0.74
1.545	13.28	0.25	0.21
1.555	11.65	0.24	0.26
1.565	9.5	0.21	0.3
1.575	8.5	0.2	0.3
1.585	8.18	0.21	0.26
1.595	6.99	0.19	0.35
1.605	6.27	0.19	0.32
1.615	4.4	0.16	0.21
1.625	3.79	0.17	0.16
1.635	3.05	0.16	0.13