CLAS Physics Database

Measurement E25M10

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: 1.27 — 1.47 GeV2
x: 0.171 — 0.188
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
0.175 1.34 1.355 14.477 -0.219 0.1
0.176 1.36 1.27 45.298 0.076 0.058
0.175 1.36 1.208 71.306 -0.022 0.084
0.177 1.34 1.35 104.502 0.16 0.18
0.188 1.47 1.45 137.362 0.311 0.454
0.178 1.35 1.341 166.343 0.244 0.176
0.178 1.34 1.291 192.903 -0.126 0.31
0.171 1.27 1.451 233.498 -0.471 0.355
0.178 1.36 1.403 259.849 0.063 0.147
0.174 1.35 1.172 287.352 -0.034 0.086
0.174 1.35 1.251 314.447 0.018 0.07
0.175 1.34 1.327 343.78 -0.078 0.082