CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E15M68

You are not logged in.

Experiment: E99-105, 2002

Spokespersons: M. Garon, M. Guidal, E. S. Smith

Measurement comment: Virtual photon polarization parameter ε = 0.31. Errors include statistics and point-to-point sytematics, added in quadrature.

Publication:

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 : 4.765 GeV2
W : 2.16 GeV
xb : 0.557
ε : 0.31

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 0.04002297 0.009332453
60 0.03882714 0.007687104
100 0.03054171 0.006914903
140 0.0301283 0.01429804
220 0.03433345 0.01486654
260 0.04910516 0.008414525
300 0.04945824 0.008714025
340 0.04759077 0.0109355