CLAS Physics Database

Measurement E102M7

Experiment: E-89-039
Year: 2007

Measurement comment:

Electron beam energy is 2.567 GeV. Measurements are average of Phi* and 360-Phi*.
Spokespersons: S. Dytman, K. Giovanetti
Reaction: ep → η p
Polarization: none
Quantity: dσ/dΩ
Q2: 0.6 — 1.0 GeV2
W: 1.49 — 1.51 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 //

Slice: cos(θ) = dimensionless

Measurement data
cos(θ) φ, [degree] dσ/dΩ, [μb/sr] uncertainty
-0.9 15.0 0.678 0.07
-0.7 15.0 0.62 0.066
-0.5 15.0 0.867 0.076
-0.3 15.0 0.768 0.069
-0.1 15.0 0.775 0.07
0.1 15.0 0.799 0.071
0.3 15.0 0.677 0.064
0.5 15.0 0.756 0.068
0.7 15.0 0.627 0.065
0.9 15.0 0.65 0.065
-0.9 45.0 0.7 0.071
-0.7 45.0 0.657 0.066
-0.5 45.0 0.754 0.074
-0.3 45.0 0.526 0.063
-0.1 45.0 0.618 0.064
0.1 45.0 0.646 0.061
0.3 45.0 0.597 0.062
0.5 45.0 0.548 0.06
0.7 45.0 0.679 0.076
0.9 45.0 0.575 0.067
-0.9 75.0 0.606 0.062
-0.7 75.0 0.75 0.072
-0.5 75.0 0.684 0.076
-0.3 75.0 0.799 0.086
-0.1 75.0 0.705 0.074
0.1 75.0 0.757 0.077
0.3 75.0 0.717 0.072
0.5 75.0 0.77 0.079
0.7 75.0 0.628 0.074
0.9 75.0 0.564 0.068
-0.9 105.0 0.671 0.064
-0.7 105.0 0.632 0.069
-0.5 105.0 0.705 0.074
-0.3 105.0 0.826 0.083
-0.1 105.0 0.648 0.071
0.1 105.0 0.633 0.083
0.3 105.0 0.66 0.081
0.5 105.0 0.55 0.087
0.7 105.0 0.813 0.093
0.9 105.0 0.415 0.066
-0.9 135.0 0.702 0.068
-0.7 135.0 0.76 0.072
-0.5 135.0 0.788 0.08
-0.3 135.0 0.736 0.088
-0.1 135.0 0.79 0.084
0.1 135.0 0.688 0.083
0.3 135.0 0.506 0.083
0.5 135.0 0.719 0.095
0.7 135.0 0.55 0.073
0.9 135.0 0.326 0.066
-0.9 165.0 0.823 0.069
-0.7 165.0 0.75 0.066
-0.5 165.0 0.838 0.073
-0.3 165.0 0.745 0.074
-0.1 165.0 0.766 0.071
0.1 165.0 0.671 0.067
0.3 165.0 0.615 0.069
0.5 165.0 0.554 0.072
0.7 165.0 0.509 0.075
0.9 165.0 0.533 0.065