CLAS Physics Database

Measurement E25M17

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: 1.64 — 1.73 GeV2
x: 0.236 — 0.263
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
0.262 1.73 0.281 18.482 0.002 0.05
0.25 1.68 0.298 46.559 0.077 0.029
0.245 1.68 0.297 72.994 0.046 0.032
0.236 1.66 0.279 102.713 0.036 0.045
0.241 1.66 0.277 133.105 -0.062 0.083
0.243 1.64 0.302 163.827 0.082 0.083
0.242 1.64 0.284 197.208 0.009 0.106
0.242 1.67 0.278 225.686 0.146 0.091
0.236 1.67 0.275 259.38 -0.131 0.044
0.244 1.68 0.296 284.535 -0.125 0.031
0.251 1.68 0.295 315.228 -0.068 0.032
0.263 1.72 0.28 342.385 -0.019 0.046