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Experiment: E99-105, 2002
Spokespersons: M. Garon, M. Guidal, E. S. Smith
Measurement comment: Virtual photon polarization parameter ε = 0.79. 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 : | 2.371 GeV2 |
---|---|
W : | 1.85 GeV |
xb : | 0.481 |
ε : | 0.79 |
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 | 0.3185566 | 0.02609962 |
60 | 0.2423351 | 0.02462298 |
100 | 0.2552031 | 0.04861697 |
140 | 0.1637321 | 0.05003082 |
180 | 0.247289 | 0.06322036 |
220 | 0.1668606 | 0.05620165 |
260 | 0.3045476 | 0.04553483 |
300 | 0.2685049 | 0.0252901 |
340 | 0.2701128 | 0.05041863 |