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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.73. 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 : | 2.968 GeV2 |
---|---|
W : | 1.85 GeV |
xb : | 0.538 |
ε : | 0.73 |
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 | 0.1759371 | 0.02924235 |
60 | 0.1756702 | 0.02085049 |
100 | 0.1703388 | 0.02837522 |
140 | 0.07012063 | 0.03586774 |
180 | 0.2141498 | 0.04872563 |
220 | 0.1973511 | 0.03011208 |
260 | 0.1315687 | 0.02655643 |
300 | 0.09427162 | 0.02144921 |
340 | 0.1628852 | 0.04315148 |