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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.29. 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 : | 4.307 GeV2 |
---|---|
W : | 2.3 GeV |
xb : | 0.494 |
ε : | 0.29 |
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 | 0.0371797 | 0.01179912 |
60 | 0.02508214 | 0.004822908 |
100 | 0.02218737 | 0.005517753 |
140 | 0.04392792 | 0.006976465 |
180 | 0.02218878 | 0.007623665 |
220 | 0.0357312 | 0.006112384 |
260 | 0.03170563 | 0.004632718 |
300 | 0.04241241 | 0.005670876 |
340 | 0.03886313 | 0.006850598 |