Ruiqi Lu, Ren Ren, Xiaorui Hu, Yaru Guo, Dandan Xue. Preparation of Entangled States Based on Strong Coupling Between Double Electron Spins and Nano-Mechanical Harmonic Oscillator[J]. Acta Optica Sinica, 2018, 38(10): 1027001
- Acta Optica Sinica
- Vol. 38, Issue 10, 1027001 (2018)
Fig. 1. Schematic of coupling between double electric spins and nano-mechanical harmonic oscillator
Fig. 2. Energy levels for spin
Fig. 3. State transition
Fig. 4. Evolution of occupation. (a) Initial state |G>; (b) initial state |U>
Fig. 5. Concurrence of target state |ΦS> versus Ω. (a) γs=0; (b) γs=0.003λ
Fig. 6. Fidelity of target state |ΦS> versus γs. (a) Initial state |G>; (b) initial state |U>
Fig. 7. Fidelity and concurrence of target state |ΦS> when the introduction of damping rate γm of harmonic oscillator
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