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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.58. 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 : | 2.95 GeV2 |
---|---|
W : | 2.19 GeV |
xb : | 0.43 |
ε : | 0.58 |
Fit φ dependence: |
Observable quantity measured (Y axis): dσ/dφ, mcbn/rad
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 | 0.06979146 | 0.007726888 |
60 | 0.07825159 | 0.007948932 |
100 | 0.07658258 | 0.007018091 |
140 | 0.07617836 | 0.008554101 |
180 | 0.02420331 | 0.01917481 |
220 | 0.09179379 | 0.008743581 |
260 | 0.06532422 | 0.006407824 |
300 | 0.07616304 | 0.008320313 |
340 | 0.07918046 | 0.007990328 |