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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.72. 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 : | 1.785 GeV2 |
---|---|
W : | 2.21 GeV |
xb : | 0.308 |
ε : | 0.72 |
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 | 0.2071964 | 0.02607414 |
60 | 0.1832314 | 0.02317678 |
100 | 0.217963 | 0.02127254 |
140 | 0.2464718 | 0.02730858 |
220 | 0.2893134 | 0.02669607 |
260 | 0.2053942 | 0.02223044 |
300 | 0.1843145 | 0.02224779 |
340 | 0.2367357 | 0.02552963 |