Figure 3

The dependence of the spin-up conductance on the Fermi level for fixed ϕ
R
= φ = π/2, Δt = t
c and various λ. Other parameters are the same as those of Fig. 2
The dependence of the spin-up conductance on the Fermi level for fixed ϕ
R
= φ = π/2, Δt = t
c and various λ. Other parameters are the same as those of Fig. 2