CLAS Physics Database

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Measurement E25M5

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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 :	1.14 — 1.18 GeV²
x_b :	0.132 — 0.141

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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
0.132	1.14	1.335	15.71	-0.004	0.08
0.133	1.15	1.302	45.676	0.031	0.056
0.133	1.17	1.218	72.132	0.191	0.074
0.134	1.18	1.236	100.653	-0.04	0.131
0.14	1.16	1.203	143.436	0	0.752
0.136	1.15	1.312	166.998	0.098	0.279
0.135	1.14	1.507	194.535	-0.316	0.609
0.141	1.18	1.327	231.805	0.104	0.257
0.133	1.16	1.175	257.905	0.213	0.127
0.132	1.15	1.207	286.769	-0.114	0.068
0.134	1.16	1.28	314.652	0.018	0.062
0.133	1.15	1.316	343.729	0.019	0.069