CLAS Physics Database

Measurement E25M46

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: 2.71 — 2.88 GeV2
x: 0.306 — 0.328
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
0.321 2.8 0.175 16.383 0.197 0.346
0.328 2.8 0.178 44.571 0.0 0.192
0.322 2.77 0.178 72.893 0.316 0.238
0.319 2.76 0.174 101.909 0.217 0.238
0.316 2.74 0.188 130.584 -0.317 0.462
0.306 2.71 0.185 167.721 0.421 0.543
0.317 2.71 0.189 196.822 -0.208 0.365
0.317 2.72 0.185 225.693 -0.289 0.408
0.319 2.77 0.183 252.552 0.0 0.221
0.328 2.88 0.176 281.3 -0.035 0.216
0.324 2.81 0.178 314.19 0.028 0.205
0.321 2.75 0.18 343.433 0.191 0.26