CLAS Physics Database

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Measurement E15M13

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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/dt, mcbn/GeV2
Differential cross section over Mandelstam variable t.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: ω p, polarization: none

Q² :	2.05 GeV²
W :	2.09 GeV
x_b :	0.37
ε :	0.74

Observable quantity measured (Y axis): dσ/dt, mcbn/GeV2
Plot measurement data

Parameter (X axis): -t, GeV2

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

Measured data:

-t, GeV2	dσ/dt, mcbn/GeV2	Data errors, mcbn/GeV2
0.3852404	1.673824	0.250251
0.55	0.7483498	0.09789792
0.85	0.512619	0.07216949
1.15	0.5650938	0.08017962
1.45	0.4523292	0.07075486
1.75	0.3591043	0.05878398
2.3	0.271439	0.04225161