CLAS Physics Database

Measurement E102M33

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: 1.0 — 1.4 GeV2
W: 1.69 — 1.71 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 0.006 0.038
-0.7 15.0 0.067 0.038
-0.5 15.0 0.061 0.032
-0.3 15.0 0.045 0.043
-0.1 15.0 0.0 0.048
0.1 15.0 0.069 0.051
0.3 15.0 0.119 0.049
0.5 15.0 0.098 0.05
0.7 15.0 0.192 0.066
0.9 15.0 0.152 0.064
-0.9 45.0 0.104 0.046
-0.7 45.0 0.03 0.052
-0.5 45.0 0.084 0.043
-0.3 45.0 0.1 0.054
-0.1 45.0 0.038 0.04
0.1 45.0 0.1 0.061
0.3 45.0 0.149 0.059
0.5 45.0 0.071 0.054
0.7 45.0 -0.001 0.065
0.9 45.0 0.102 0.063
-0.9 75.0 -0.036 0.049
-0.7 75.0 -0.053 0.033
-0.5 75.0 0.068 0.043
-0.3 75.0 -0.003 0.059
-0.1 75.0 0.066 0.051
0.1 75.0 0.114 0.045
0.3 75.0 0.249 0.078
0.5 75.0 0.117 0.048
0.7 75.0 0.169 0.06
0.9 75.0 -0.027 0.064
-0.9 105.0 0.07 0.057
-0.7 105.0 0.09 0.078
-0.5 105.0 0.089 0.05
-0.3 105.0 0.058 0.041
-0.1 105.0 0.112 0.052
0.1 105.0 0.086 0.042
0.3 105.0 0.099 0.045
0.5 105.0 0.129 0.041
0.7 105.0 0.112 0.044
0.9 105.0 0.166 0.075
-0.9 135.0 0.062 0.062
-0.5 135.0 -0.017 0.049
-0.3 135.0 0.031 0.061
-0.1 135.0 0.035 0.054
0.1 135.0 -0.021 0.054
0.3 135.0 0.13 0.132
0.5 135.0 0.123 0.094
0.7 135.0 0.226 0.155
0.9 135.0 0.22 0.081
-0.9 165.0 0.038 0.056