CLAS Physics Database

Measurement E25M47

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: 2.87 — 3.1 GeV2
x: 0.331 — 0.374
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
0.374 3.1 0.295 15.437 -0.091 0.092
0.358 3.03 0.3 46.32 0.137 0.063
0.356 3.02 0.319 74.335 0.184 0.058
0.35 2.97 0.314 104.177 0.089 0.056
0.347 2.95 0.315 130.498 0.017 0.087
0.338 2.94 0.31 165.459 0.05 0.145
0.331 2.87 0.31 197.599 -0.145 0.093
0.345 2.96 0.323 225.712 -0.142 0.072
0.354 3.0 0.315 255.796 0.009 0.055
0.352 2.99 0.316 284.95 -0.148 0.057
0.359 3.02 0.304 314.802 -0.187 0.066
0.371 3.09 0.288 342.227 0.13 0.085