Measurement E102M42
| 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: | 1.61 — 1.63 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 | 0.198 | 0.036 | 0.02 |
| -0.4 | 15.0 | 0.201 | 0.035 | 0.014 |
| 0.0 | 15.0 | 0.238 | 0.039 | 0.018 |
| 0.4 | 15.0 | 0.103 | 0.028 | 0.016 |
| 0.8 | 15.0 | 0.021 | 0.026 | 0.003 |
| -0.8 | 45.0 | 0.203 | 0.036 | 0.015 |
| -0.4 | 45.0 | 0.233 | 0.04 | 0.013 |
| 0.0 | 45.0 | 0.224 | 0.042 | 0.013 |
| 0.4 | 45.0 | 0.109 | 0.036 | 0.016 |
| 0.8 | 45.0 | 0.071 | 0.027 | 0.01 |
| -0.8 | 75.0 | 0.199 | 0.033 | 0.026 |
| -0.4 | 75.0 | 0.166 | 0.054 | 0.016 |
| 0.0 | 75.0 | 0.131 | 0.073 | 0.022 |
| 0.4 | 75.0 | 0.186 | 0.07 | 0.027 |
| 0.8 | 75.0 | 0.043 | 0.037 | 0.004 |
| -0.8 | 105.0 | 0.199 | 0.042 | 0.008 |
| -0.4 | 105.0 | 0.262 | 0.09 | 0.038 |
| 0.8 | 105.0 | 0.025 | 0.055 | 0.006 |
| -0.8 | 135.0 | 0.236 | 0.038 | 0.025 |
| 0.8 | 135.0 | -0.046 | 0.046 | 0.011 |
| -0.8 | 165.0 | 0.193 | 0.037 | 0.014 |
| -0.4 | 165.0 | 0.143 | 0.046 | 0.026 |
| 0.0 | 165.0 | 0.232 | 0.079 | 0.044 |
| 0.4 | 165.0 | -0.08 | 0.052 | 0.023 |
| 0.8 | 165.0 | 0.043 | 0.038 | 0.006 |
Measurement comment: