CLAS Physics Database

Measurement E25M30

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: 2.16 — 2.28 GeV2
x: 0.243 — 0.258
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
0.244 2.16 1.441 17.356 0.083 0.079
0.25 2.19 1.306 46.014 -0.07 0.05
0.25 2.19 1.25 72.707 0.051 0.061
0.254 2.28 1.175 100.389 0.086 0.126
0.248 2.18 1.346 129.144 -0.407 1.132
0.243 2.18 1.178 169.878 0.183 0.49
0.256 2.21 1.438 200.432 -0.414 0.617
0.257 2.25 1.36 231.754 -0.412 0.379
0.258 2.28 1.183 258.253 -0.113 0.105
0.252 2.21 1.261 286.334 -0.035 0.055
0.253 2.23 1.301 315.329 0.031 0.056
0.244 2.16 1.38 342.191 0.106 0.072