CLAS Physics Database

Measurement E43M1

Experiment: eg1b
Year: 2000
Spokesperson: H.Avakian
Reaction: ep → π+X
Polarization: beam, target (longitudinal)
Quantity: A1
Q2: 0.0 GeV2
x: 0.15 — 0.45
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

Measurement data
x A1 uncertainty
0.15 0.1632 0.0843
0.21 0.1922 0.0451
0.27 0.255 0.0429
0.33 0.389 0.051
0.39 0.4144 0.0663
0.45 0.4046 0.0948