CLAS Physics Database

Measurement E25M32

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: 1.9 — 2.04 GeV2
x: 0.322 — 0.362
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
0.344 2.0 0.309 14.264 0.045 0.053
0.342 2.0 0.309 45.097 0.095 0.048
0.351 2.03 0.289 71.509 0.064 0.072
0.353 2.02 0.297 104.03 0.232 0.099
0.348 1.99 0.317 131.372 0.057 0.105
0.322 1.9 0.305 163.071 -0.556 0.606
0.324 1.9 0.335 198.458 0.047 0.289
0.351 1.99 0.319 227.924 0.078 0.152
0.362 2.04 0.294 256.018 0.053 0.1
0.338 2.01 0.3 287.503 -0.168 0.096
0.338 2.0 0.304 316.875 -0.124 0.049
0.345 2.0 0.31 344.11 0.023 0.046