Measurement E102M54
| 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: | 1.85 — 1.87 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 | 0.019 | 0.015 | 0.001 |
| -0.4 | 15.0 | 0.022 | 0.014 | 0.003 |
| 0.0 | 15.0 | -0.003 | 0.013 | 0.0 |
| 0.4 | 15.0 | 0.054 | 0.02 | 0.006 |
| 0.8 | 15.0 | 0.029 | 0.014 | 0.002 |
| -0.8 | 45.0 | 0.007 | 0.014 | 0.001 |
| -0.4 | 45.0 | 0.02 | 0.016 | 0.001 |
| 0.0 | 45.0 | -0.013 | 0.035 | 0.001 |
| 0.4 | 45.0 | 0.04 | 0.04 | 0.005 |
| 0.8 | 45.0 | 0.054 | 0.027 | 0.005 |
| -0.8 | 75.0 | 0.043 | 0.028 | 0.001 |
| -0.4 | 75.0 | 0.036 | 0.038 | 0.003 |
| 0.0 | 75.0 | -0.025 | 0.035 | 0.007 |
| 0.4 | 75.0 | 0.052 | 0.024 | 0.006 |
| 0.8 | 75.0 | 0.087 | 0.032 | 0.005 |
| -0.4 | 105.0 | -0.004 | 0.028 | 0.001 |
| 0.0 | 105.0 | 0.109 | 0.032 | 0.007 |
| 0.4 | 105.0 | 0.132 | 0.03 | 0.005 |
| 0.8 | 105.0 | 0.121 | 0.032 | 0.013 |
| -0.4 | 135.0 | 0.066 | 0.038 | 0.003 |
| 0.0 | 135.0 | 0.047 | 0.034 | 0.002 |
| 0.4 | 135.0 | 0.038 | 0.069 | 0.005 |
| 0.8 | 135.0 | 0.197 | 0.079 | 0.006 |
| -0.8 | 165.0 | -0.041 | 0.029 | 0.001 |
Measurement comment: