Measurement E102M41
| Experiment: | E-89-039 | |
|---|---|---|
| Year: | 2007 | |
| Spokespersons: | S. Dytman, K. Giovanetti | |
| Reaction: | ep → η p | |
| Polarization: | none | |
| Quantity: | dσ/dΩ | |
| Q2: | 1.3 — 2.1 GeV2 | |
| W: | 1.59 — 1.61 GeV | |
| Publication: |
H. Denizli, J. Mueller, S. Dytman, M.L. Leber, R.D. Levine, J. Miles, K.Y. Kim, and CLAS Collaboration Q2 dependence of the S11(1535) Photocoupling and Evidence for a P-wave resonance in η electroproduction //
|
|
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/sr] | uncertainty | syst. uncert. |
|---|---|---|---|---|
| -0.8 | 15.0 | 0.437 | 0.052 | 0.025 |
| -0.4 | 15.0 | 0.35 | 0.043 | 0.059 |
| 0.0 | 15.0 | 0.245 | 0.041 | 0.025 |
| 0.4 | 15.0 | 0.195 | 0.039 | 0.013 |
| 0.8 | 15.0 | 0.122 | 0.034 | 0.014 |
| -0.8 | 45.0 | 0.29 | 0.042 | 0.021 |
| -0.4 | 45.0 | 0.306 | 0.046 | 0.048 |
| 0.0 | 45.0 | 0.34 | 0.05 | 0.016 |
| 0.4 | 45.0 | 0.159 | 0.038 | 0.011 |
| 0.8 | 45.0 | 0.055 | 0.032 | 0.003 |
| -0.8 | 75.0 | 0.323 | 0.049 | 0.009 |
| -0.4 | 75.0 | 0.161 | 0.048 | 0.025 |
| 0.0 | 75.0 | 0.343 | 0.09 | 0.056 |
| 0.4 | 75.0 | 0.113 | 0.073 | 0.015 |
| 0.8 | 75.0 | 0.075 | 0.045 | 0.011 |
| -0.8 | 105.0 | 0.296 | 0.048 | 0.033 |
| -0.4 | 105.0 | 0.125 | 0.071 | 0.026 |
| 0.8 | 105.0 | -0.046 | 0.054 | 0.004 |
| -0.8 | 135.0 | 0.306 | 0.045 | 0.021 |
| -0.4 | 135.0 | 0.29 | 0.1 | 0.034 |
| 0.8 | 135.0 | -0.065 | 0.045 | 0.012 |
| -0.8 | 165.0 | 0.291 | 0.037 | 0.021 |
| -0.4 | 165.0 | 0.298 | 0.053 | 0.029 |
| 0.0 | 165.0 | 0.258 | 0.063 | 0.059 |
| 0.4 | 165.0 | 0.186 | 0.081 | 0.018 |
| 0.8 | 165.0 | 0.154 | 0.049 | 0.022 |
Measurement comment: