CLAS Physics Database

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Measurement E15M53

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Experiment: E99-105, 2002

Spokespersons: M. Gar�on, M. Guidal, E. S. Smith

Measurement comment: Virtual photon polarization parameter ε = 0.74. Errors include statistics and point-to-point sytematics, added in quadrature.

Publication:

L. Morand, D. Dore, M. Gar�on, M. Guidal, J.-M. Laget, S. Morrow, F. Sabatie, E. Smith, and CLAS collaboration Deeply virtual and exclusive electroproduction of omega mesons // hep-ex/0504057

Quantity measured: dσ/dφ, mcbn/rad
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: ω p, polarization: none

Q² :	2.35 GeV²
W :	2 GeV
x_b :	0.43
ε :	0.74

Fit φ dependence:

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

Parameter (X axis): φ, deg

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

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

φ, deg	dσ/dφ, mcbn/rad	Data errors, mcbn/rad
20	0.1907647	0.01522487
60	0.1513634	0.01666007
100	0.2060811	0.01479974
140	0.2457443	0.02239333
180	0.1084332	0.03444801
220	0.2018879	0.01881054
260	0.1947507	0.01375468
300	0.1699325	0.01929607
340	0.2209084	0.01738699