CLAS Physics Database

Measurement E25M15

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: 1.47 — 1.61 GeV2
x: 0.172 — 0.186
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 1.54 1.314 15.405 0.136 0.083
0.175 1.54 1.299 46.462 0.016 0.059
0.175 1.56 1.226 72.962 0.053 0.075
0.174 1.57 1.174 102.782 0.0 0.162
0.178 1.55 1.255 132.359 0.181 0.342
0.175 1.56 1.263 164.411 -0.581 0.282
0.172 1.47 1.283 192.446 0.423 0.493
0.186 1.61 1.284 228.862 0.474 0.337
0.172 1.53 1.204 260.489 -0.137 0.146
0.177 1.56 1.231 287.108 -0.024 0.066
0.175 1.55 1.307 314.781 0.017 0.067
0.175 1.54 1.381 342.623 -0.015 0.071