CLAS Physics Database

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Measurement E43M3

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Experiment: eg1b, 2000

Spokespersons: H.Avakian

Publication:

H. Avakian, P. Bosted, V.D. Burkert, L. Elouadrhiri, and CLAS Collaboration Measurement of Single and Double Spin Asymmetries in Deep Inelastic Pion Electroproduction with a Longitudinally Polarized Target // Phys. Rev. Lett. 105:262002,2010

Quantity measured: A_UL^sin 2φ, dimensionless
Target single spin asymmetry sin 2φ moment.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π⁻+X, polarization: none

Q² :	0 GeV²
x_b :	0.15 — 0.41

Observable quantity measured (Y axis): A_UL^sin 2φ, dimensionless
Plot measurement data

Parameter (X axis): x, dimensionless

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

Measured data:

x, dimensionless	A_UL^sin 2φ, dimensionless	Data errors, dimensionless	Systematic errors, dimensionless
0.15	-0.056	0.045	0.034
0.21	-0.069	0.03	0.021
0.27	-0.052	0.026	0.02
0.33	-0.029	0.034	0.009
0.41	-0.071	0.051	0.017