CLAS Physics Database

Measurement E102M35

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: 1.73 — 1.75 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 0.048 0.034
-0.7 15.0 0.035 0.037
-0.5 15.0 0.105 0.042
-0.3 15.0 0.021 0.043
-0.1 15.0 -0.067 0.05
0.1 15.0 0.083 0.051
0.3 15.0 -0.03 0.059
0.5 15.0 0.024 0.054
0.7 15.0 0.014 0.075
0.9 15.0 0.032 0.053
-0.9 45.0 -0.015 0.045
-0.7 45.0 0.062 0.034
-0.5 45.0 0.183 0.063
-0.3 45.0 0.102 0.053
-0.1 45.0 0.232 0.1
0.1 45.0 0.158 0.073
0.3 45.0 0.105 0.08
0.5 45.0 0.286 0.103
0.7 45.0 0.045 0.08
0.9 45.0 0.245 0.092
-0.9 75.0 0.053 0.045
-0.7 75.0 0.117 0.063
-0.5 75.0 -0.036 0.048
-0.3 75.0 0.074 0.052
-0.1 75.0 0.149 0.066
0.1 75.0 0.126 0.054
0.3 75.0 0.176 0.064
0.5 75.0 0.148 0.057
0.7 75.0 0.205 0.075
0.9 75.0 0.233 0.092
-0.9 105.0 -0.027 0.038
-0.7 105.0 0.064 0.06
-0.5 105.0 0.002 0.047
-0.3 105.0 0.06 0.044
-0.1 105.0 0.034 0.033
0.1 105.0 0.04 0.029
0.3 105.0 0.05 0.038
0.5 105.0 0.109 0.042
0.7 105.0 0.12 0.056
0.9 105.0 0.095 0.057
-0.9 135.0 0.019 0.046
-0.7 135.0 0.019 0.06
-0.5 135.0 0.025 0.04
-0.3 135.0 0.001 0.037
-0.1 135.0 0.096 0.063
0.1 135.0 0.214 0.085
0.3 135.0 0.013 0.065
0.5 135.0 0.103 0.078
0.7 135.0 0.077 0.063
0.9 135.0 0.126 0.081
0.5 165.0 0.2 0.123
0.7 165.0 0.134 0.191