CLAS Physics Database

Measurement E25M40

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: 2.33 — 2.44 GeV2
x: 0.356 — 0.377
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
0.359 2.35 1.34 22.941 0.163 0.082
0.356 2.35 1.276 44.897 0.103 0.044
0.362 2.35 1.365 74.774 0.132 0.068
0.374 2.38 1.408 101.076 0.0 0.1
0.377 2.42 1.305 134.977 0.07 0.1
0.377 2.44 1.208 158.635 0.141 0.332
0.357 2.33 1.244 202.697 0.147 0.151
0.371 2.38 1.352 224.781 -0.168 0.105
0.367 2.37 1.399 256.222 0.095 0.075
0.362 2.36 1.336 284.419 -0.077 0.06
0.359 2.36 1.298 316.004 -0.058 0.045
0.362 2.36 1.381 337.575 -0.013 0.079