CLAS Physics Database

Measurement E102M8

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: 1.51 — 1.53 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 0.708 0.069
-0.7 15.0 0.862 0.07
-0.5 15.0 1.039 0.082
-0.3 15.0 1.04 0.082
-0.1 15.0 0.828 0.065
0.1 15.0 0.923 0.071
0.3 15.0 0.785 0.06
0.5 15.0 0.882 0.068
0.7 15.0 1.061 0.083
0.9 15.0 0.923 0.077
-0.9 45.0 0.912 0.072
-0.7 45.0 1.001 0.079
-0.5 45.0 0.855 0.075
-0.3 45.0 0.916 0.079
-0.1 45.0 0.881 0.077
0.1 45.0 0.769 0.067
0.3 45.0 0.852 0.073
0.5 45.0 0.805 0.075
0.7 45.0 0.889 0.083
0.9 45.0 0.742 0.072
-0.9 75.0 0.985 0.077
-0.7 75.0 0.964 0.084
-0.5 75.0 0.822 0.093
-0.3 75.0 0.84 0.097
-0.1 75.0 0.658 0.096
0.1 75.0 0.734 0.09
0.3 75.0 0.853 0.105
0.5 75.0 0.891 0.105
0.7 75.0 0.872 0.1
0.9 75.0 0.653 0.07
-0.9 105.0 1.013 0.075
-0.7 105.0 0.904 0.08
-0.5 105.0 0.913 0.105
-0.3 105.0 0.933 0.13
-0.1 105.0 0.649 0.121
0.1 105.0 0.658 0.12
0.3 105.0 0.635 0.123
0.5 105.0 0.541 0.108
0.7 105.0 0.725 0.115
0.9 105.0 0.723 0.083
-0.9 135.0 1.027 0.075
-0.7 135.0 0.968 0.091
-0.5 135.0 1.112 0.126
-0.3 135.0 0.99 0.141
-0.1 135.0 0.686 0.136
0.1 135.0 0.543 0.131
0.3 135.0 0.833 0.143
0.5 135.0 0.688 0.129
0.7 135.0 0.603 0.111
0.9 135.0 0.717 0.08
-0.9 165.0 1.033 0.079
-0.7 165.0 0.913 0.074
-0.5 165.0 0.894 0.082
-0.3 165.0 0.929 0.1
-0.1 165.0 0.842 0.096
0.1 165.0 0.526 0.086
0.3 165.0 0.801 0.1
0.5 165.0 0.965 0.109
0.7 165.0 0.667 0.088
0.9 165.0 0.567 0.068