Tunneling Control of Transmission Coefficient and Group Index in a Quantum Dot Nanostructure

Figure 4

Group index versus probe field detuning. The selected parameters are (a) 𝑇₁=𝑇₂=0.5meV; (b) 𝑇₁=2meV, 𝑇₂=0.5meV; (c) 𝑇₁=0.5meV, 𝑇₂=2meV; (d) 𝑇₁=𝑇₂=2meV. The other parameters are the same as in Figure 2.

(a)

(b)

(c)

(d)