Controllable four-wave mixing based on quantum dot-cavity coupling system

Hong-Wu Xing,Bin Chen,Li-Li Xing,Jian-Bin Chen,Hai-Bin Xue,Kang-Xian Guo

Figure 3. FWM intensity IFWM as a function of the frequency detuning δ/ωm for different QD-cavity coupling strengths (a) gcd = 0, (b) gcd = 2π × 0.55, 2π × 0.65, and 2π × 0.75 MHz, and (c) gcd = 2π × 5.5, 2π × 6.5, and 2π × 7.5 MHz. The other parameters are λ = 794.98 nm, ωm = 2π × 15.9 MHz, rm = 2π × 150 Hz, gcm = 2π × 0.3 KHz, κ = 2π × 0.163 MHz, Γ1 = 2π × 68 MHz, Γ2 = Γ1/2, δc = 0.5 ωm, δd = ωm, ω = 0, Epr = 0.05 Epu, and Ppu = 10 nW.