Zhiyuan Yang, Yating Shao, Quanying Wu, Xiang Hao. Long-Range Quantum Coherenceand Quantum Phase Transition in Atom-Microcavity Coupled System[J]. Laser & Optoelectronics Progress, 2020, 57(1): 012701
- Laser & Optoelectronics Progress
- Vol. 57, Issue 1, 012701 (2020)
Fig. 1. Schematic of microcavity coupling with atom
Fig. 2. Quantum coherence as a function of R when effective magnetic field is at critical point (λ=1)
Fig. 3. Three-dimensional graph of quantum coherence and its quantum critical phenomena. (a) Relationship among quantum coherence, anisotropic parameters γ, and magnetic field strength λ; (b) curves of first derivative of quantum coherence with respect to effective magnetic field (R=5)
Fig. 4. Evolution of effective magnetic quantum coherence with time (Γi=0.3,λ=1,
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