Qubit movement-assisted entanglement swapping |
Time evolution of (a) linear entropy for θ = 0 and (b) the average of linear entropy versus scaled time τ for weak coupling regime, i.e., R = 0.1 with β = 0 (solid black line), β = 2 × 10−9 (dashed red line) and β = 4 × 10−9 (dot-dashed green line). In these plots we have set ω0/λ = 1.5 × 109. |