CLAS Physics Database

Measurement E25M51

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: 2.54 — 2.74 GeV2
x: 0.433 — 0.443
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
0.439 2.74 0.347 15.696 0.312 0.151
0.439 2.72 0.351 45.698 -0.055 0.139
0.441 2.72 0.35 72.788 -0.078 0.152
0.443 2.66 0.367 103.819 0.291 0.263
0.434 2.55 0.396 129.907 0.179 0.478
0.433 2.54 0.386 236.278 -1.326 3.312
0.435 2.65 0.349 254.807 -0.096 0.256
0.438 2.64 0.347 283.688 -0.055 0.294
0.439 2.74 0.347 317.576 -0.058 0.125
0.439 2.73 0.346 345.028 0.02 0.115