CLAS Physics Database

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Measurement E15M11

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Experiment: E99-105, 2002

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

Measurement comment: Virtual photon polarization parameter ε = 0.37. 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 :	2.639 GeV²
W :	2.58 GeV
x_b :	0.313
ε :	0.37

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
0.3014727	0.5464063	0.07437837
0.55	0.2654565	0.03690556
0.85	0.1528281	0.02192115
1.15	0.09423186	0.01496807
1.45	0.06124912	0.01132431
1.75	0.04219519	0.007943087
2.3	0.02159089	0.004031152