Biao Xiong, Xun Li, Shi-Lei Chao, Zhen Yang, Wen-Zhao Zhang, Weiping Zhang, Ling Zhou. Strong mechanical squeezing in an optomechanical system based on Lyapunov control[J]. Photonics Research, 2020, 8(2): 151
- Photonics Research
- Vol. 8, Issue 2, 151 (2020)
Fig. 1. Schematic of the considered system, where the mechanical frequency is modulated through the tuning electrode. The left setups are used to detect the obtained mechanical squeezing.
Fig. 2. (a) and (b) show time evolution of Δ p 2 ω r ( t ) Δ c ′ = ω m κ = 0.1 ω m γ = 10 − 6 ω m n ¯ m T = 0 c = 0.2
Fig. 3. Time evolution of Δ p 2 G Δ c ′ 2 .
Fig. 4. Wigner function in units of 1/100 for ω m t = 0 ω m t = 30 2(a) .
Fig. 5. Plot of squeezing level with different cavity decay κ n ¯ m T 2(a) .
Fig. 6. Time evolution of Δ q 2 G s / ω m = 0.01 κ s / ω m = 0.1 2(a) .
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