CLAS Physics Database

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Measurement E15M15

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Experiment: E99-105, 2002

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

Measurement comment: Virtual photon polarization parameter ε = 0.55. 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, mcb/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 :	2.65 GeV²
W :	2.32 GeV
x_b :	0.37
ε :	0.55

Observable quantity measured (Y axis): dσ/dt, mcb/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, mcb/GeV²	Stat. error, mcb/GeV²
0.3571984	0.6731704	0.09681311
0.55	0.414287	0.05560813
0.85	0.2285528	0.03206026
1.15	0.1625928	0.02387132
1.45	0.1139423	0.0193166
1.75	0.09113313	0.01655239
2.3	0.06510566	0.01071713