CLAS Physics Database

Measurement E25M14

Experiment: e1-dvcs E06-003
Year: 2007
Spokespersons: V. D. Burkert, L. Elouadrhiri, M. Garçon, S. Stepanyan
Reaction: ep → π0p
Polarization: beam
Quantity: A
Q2: 1.51 — 1.58 GeV2
x: 0.17 — 0.177
Publication:
R. De Masi, M. Garçon, B. Zhao, and CLAS Collaboration Beam spin asymmetry in deep and exclusive π0 electroproduction // arXiv:0711.4736

Measurement data
x Q2, [GeV2] -t, [GeV2] φ, [deg] A uncertainty
0.174 1.54 0.852 22.041 -0.08 0.164
0.177 1.55 0.791 46.534 0.058 0.056
0.176 1.54 0.771 73.556 0.114 0.055
0.176 1.56 0.742 102.906 0.019 0.06
0.175 1.57 0.724 132.656 -0.017 0.106
0.17 1.51 0.769 165.091 0.079 0.147
0.176 1.58 0.726 192.747 0.0 0.165
0.173 1.56 0.718 226.086 -0.199 0.102
0.176 1.56 0.745 257.616 -0.018 0.058
0.176 1.55 0.776 283.586 -0.025 0.049
0.177 1.56 0.769 313.068 0.026 0.065
0.171 1.52 0.886 339.911 -0.044 0.147