Mixed Entanglement of Triqubit Pure States

Table 1. Classifications of eight basis vectors by different relations of their spin z components
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Table 1. Classifications of eight basis vectors by different relations of their spin z components
Positive/Negative Triple Double
Positive $|000〉$ $|001〉$ $|010〉$ $|100〉$
Negative $|111〉$ $|110〉$ $|101〉$ $|011〉$

Table 2. Values of three squared concurrences $C_{A B}^{2}$ , $C_{A C}^{2}$ and $C_{B C}^{2}$ , and 3-tangle $τ$ for different entanglements
View table
Table 2. Values of three squared concurrences $C_{A B}^{2}$ , $C_{A C}^{2}$ and $C_{B C}^{2}$ , and 3-tangle $τ$ for different entanglements
Entanglement $C_{A B}^{2}$ $C_{A C}^{2}$ $C_{B C}^{2}$ $τ$
GHZ entanglement $= 0$ $= 0$ $= 0$ $> 0$
W entanglement $> 0$ $> 0$ $> 0$ $= 0$
Mixed entanglement $> 0$ $> 0$ $> 0$ $> 0$

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Bo Chong, Jiayu Wang, Boyang Chen, Dongping Tian. Mixed Entanglement of Triqubit Pure States[J]. Laser & Optoelectronics Progress, 2022, 59(11): 1127001

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Paper Information

Category: Quantum Optics

Received: May. 21, 2021

Accepted: Jul. 13, 2021

Published Online: Jun. 9, 2022

The Author Email: Jiayu Wang (386273041@qq.com)

DOI:10.3788/LOP202259.1127001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Classifications of eight basis vectors by different relations of their spin z components

Table 1. Classifications of eight basis vectors by different relations of their spin z components

Table 2. Values of three squared concurrences CAB2,CAC2 and CBC2, and 3-tangle τ for different entanglements

Table 2. Values of three squared concurrences CAB2,CAC2 and CBC2, and 3-tangle τ for different entanglements

Table 2. Values of three squared concurrences $C_{A B}^{2}$ , $C_{A C}^{2}$ and $C_{B C}^{2}$ , and 3-tangle $τ$ for different entanglements

Table 2. Values of three squared concurrences $C_{A B}^{2}$ , $C_{A C}^{2}$ and $C_{B C}^{2}$ , and 3-tangle $τ$ for different entanglements