CLAS Physics Database

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Measurement E15M41

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Experiment: E99-105, 2002

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

Measurement comment: Virtual photon polarization parameter ε = 0.32. 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 :	2.32 GeV²
W :	2.7 GeV
x_b :	0.265
ε :	0.32

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	0.07080877	0.008940752
60	0.06593111	0.005841675
100	0.05963746	0.00586799
140	0.06033431	0.005747837
180	0.0617227	0.01407862
220	0.07138522	0.006351132
260	0.05585879	0.005333414
300	0.05960585	0.005643794
340	0.04903904	0.008649197