CLAS Physics Database

Measurement E25M43

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: 2.64 — 2.74 GeV2
x: 0.344 — 0.373
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
0.373 2.74 0.483 17.3 0.146 0.075
0.358 2.69 0.497 46.068 0.029 0.047
0.354 2.67 0.498 73.513 0.055 0.05
0.345 2.67 0.489 101.464 0.111 0.084
0.351 2.67 0.48 131.944 0.21 0.168
0.352 2.67 0.484 165.179 -0.501 0.426
0.344 2.64 0.498 197.72 -0.166 0.267
0.354 2.69 0.477 226.988 -0.1 0.169
0.346 2.67 0.49 261.308 -0.137 0.076
0.356 2.69 0.497 285.56 -0.108 0.048
0.362 2.71 0.494 314.664 -0.083 0.052
0.371 2.74 0.49 341.73 0.01 0.069