Evolution Characteristics of Three-Qubit Quantum Entanglement Under External Field Effect

Weidong Luo; Xuan Zhou; Xiaoqing Zhou; Yunwen Wu; Shangjiang Huang

doi:10.3788/LOP202158.2127001

Laser & Optoelectronics Progress, Volume. 58, Issue 21, 2127001(2021)

Evolution Characteristics of Three-Qubit Quantum Entanglement Under External Field Effect

Weidong Luo¹, Xuan Zhou^2,3, Xiaoqing Zhou^2、*, Yunwen Wu^1、**, and Shangjiang Huang¹

Author Affiliations

¹College of Physics, Mechanical and Electrical Engineering, Jishou University,Jishou, Hunan 416000, China

²College of Information Science and Engineering, Jishou University, Jishou, Hunan 416000, China

³Hunan Province Higher Education Key Laboratory of Modeling and Monitoring;on the Near-Earth Electromagnetic Environments, Changsha University of Science and;Technology, Changsha , Hunan 410015, China

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Figures & Tables(10)

Fig. 1. Three-qubit intrinsic energy versus light field frequency under weak coupling strength（ $g_{1} = g_{2} = g_{3} = 0.01$ ）

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Fig. 2. Three-qubit intrinsic energy versus light field frequency under strong coupling strength（ $g_{1} = g_{2} = g_{3} = 0.1$ ）

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Fig. 3. Three-qubit intrinsic energy versus gt under weak coupling strength ( $g_{1} = g_{2} = g_{3} = 0.01, g_{0} = - 0.01$ )

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Fig. 4. Three-qubit intrinsic energy versus $g_{0} t$ under weak coupling strength（ $g_{1} = g_{2} = g_{3} = 0.01, g = 0.03$ ）

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Fig. 5. Three-qubit intrinsic energy versus $g_{0} t$ under strong coupling strength（ $g_{1} = g_{2} = g_{3} = 0.1, g = 0.3$ ）

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Fig. 6. Co-occurrence entanglement degree versus light field frequency under strong coupling strength ( $g_{1} = g_{2} = g_{3} = 0.1, g = 0.3, g_{0} = - 0.1$ )

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Fig. 7. Co-occurrence entanglement degree versus light field frequency under strong coupling strength ( $g_{1} = g_{2} = g_{3} = 0.01, g = 0.03, g_{0} = - 0.01$ )

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Fig. 8. Three-qubit co-occurrence entanglement degree versus gt under weak coupling strength $(g_{1} =$ $g_{2} = g_{3} = 0.01,$ $g_{0} = - 0.01$ )

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Fig. 9. Three-qubit co-occurrence entanglement degree versus $g_{0} t$ under weak coupling strength ( $g_{1} = g_{2} = g_{3} = 0.01, g = 0.03$ )

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Fig. 10. Three-qubit co-occurrence entanglement degree versus $g_{0} t$ under strong coupling strength ( $g_{1} = g_{2} = g_{3} = 4, g = 12$ )

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Weidong Luo, Xuan Zhou, Xiaoqing Zhou, Yunwen Wu, Shangjiang Huang. Evolution Characteristics of Three-Qubit Quantum Entanglement Under External Field Effect[J]. Laser & Optoelectronics Progress, 2021, 58(21): 2127001

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Paper Information

Category: Quantum Optics

Received: Dec. 10, 2020

Accepted: Mar. 8, 2021

Published Online: Nov. 17, 2021

The Author Email: Zhou Xiaoqing (zhouxq_jd@163.com), Wu Yunwen (wuyw_jd@163.com)

DOI:10.3788/LOP202158.2127001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology