CLAS Physics Database

Your browser does not support JavaScript or JavaScript is turned off in your browser. It is strongly recommended to turn JavaScript on to view this page. Some features may not work if JavaScript is turned off.

Measurement E25M44

You are not logged in.

Experiment: e1-dvcs E06-003, 2007

Spokespersons: V. D. Burkert, L. Elouadrhiri, M. Gar�on, S. Stepanyan

Publication:

R. De Masi, M. Gar�on, B. Zhao, and CLAS Collaboration Beam spin asymmetry in deep and exclusive π⁰ electroproduction // arXiv:0711.4736

Quantity measured: A, dimensionless
Beam spin asymmetry.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π⁰p, polarization: none

Q² :	2.63 — 2.95 GeV²
x_b :	0.347 — 0.383

Sorry, picture is not available

Click here to get data in text file, delimited with tabs.

Measured data:

x, dimensionless	Q², GeV2	-t, GeV2	φ, deg	A, dimensionless	Data errors, dimensionless
0.377	2.77	0.744	21.404	0.07	0.092
0.359	2.69	0.774	46.777	0.02	0.043
0.356	2.7	0.771	71.716	0.093	0.046
0.351	2.69	0.736	100.451	0.305	0.135
0.372	2.72	0.724	131.61	0.162	0.224
0.377	2.95	0.842	170.219	-0.444	1.412
0.347	2.63	0.805	199.317	-0.332	0.254
0.37	2.73	0.73	224.028	-0.097	0.182
0.352	2.7	0.748	260.853	-0.017	0.107
0.355	2.69	0.773	286.636	0.024	0.047
0.36	2.7	0.779	313.907	-0.13	0.046
0.383	2.79	0.744	338.964	-0.04	0.086