CLAS Physics Database

Measurement E25M48

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: 3.0 — 3.18 GeV2
x: 0.346 — 0.388
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
0.388 3.16 0.465 18.392 0.149 0.141
0.369 3.08 0.498 47.6 0.028 0.065
0.359 3.05 0.497 75.821 0.121 0.056
0.355 3.02 0.499 104.186 0.129 0.059
0.355 3.05 0.481 129.804 0.111 0.09
0.357 3.12 0.467 163.394 -0.034 0.214
0.349 3.04 0.488 198.705 0.011 0.119
0.346 3.0 0.494 225.79 -0.136 0.077
0.354 3.01 0.494 255.728 -0.103 0.055
0.358 3.02 0.495 284.45 -0.115 0.055
0.36 3.03 0.492 312.22 -0.098 0.065
0.388 3.18 0.48 339.894 0.13 0.12