CLAS Physics Database

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Measurement E15M22

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Experiment: E99-105, 2002

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

Measurement comment: Virtual photon polarization parameter ε = 0.45. 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 :	3.35 GeV²
W :	2.31 GeV
x_b :	0.43
ε :	0.45

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
0.5636181	0.3101701	0.04130131
0.85	0.1587093	0.02307095
1.15	0.1347913	0.02037388
1.45	0.09014884	0.01534992
1.75	0.09198324	0.01630504
2.3	0.061813	0.009639137