Dissipative stabilization of high-dimensional GHZ states for neutral atoms

Fuente: arXiv
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Autori principali: Zhao, Yue, Yang, Yu-Qing, Li, Weibin, Shao, Xiao-Qiang
Natura: Preprint
Pubblicazione: 2024
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author Zhao, Yue
Yang, Yu-Qing
Li, Weibin
Shao, Xiao-Qiang
author_facet Zhao, Yue
Yang, Yu-Qing
Li, Weibin
Shao, Xiao-Qiang
contents High-dimensional quantum entanglement characterizes the entanglement of quantum systems within a larger Hilbert space, introducing more intricate and complex correlations among the entangled particles' states. The high-dimensional Greenberger-Horne-Zeilinger (GHZ) state, symbolic of this type of entanglement, is of significant importance in various quantum information processing applications. This study proposes integrating a neutral atom platform with quantum reservoir engineering to generate a high-dimensional GHZ state deterministically. Leveraging the advantages of neutral atoms in a modified unconventional Rydberg pumping mechanism, combined with controlled dissipation, we achieve a three-dimensional GHZ state with a fidelity surpassing 99\% through multiple pump and dissipation cycles. This innovative approach paves the way for experimentally feasible, deterministic preparation of high-dimensional GHZ states in Rydberg atom systems, thereby advancing the capabilities of quantum information processing.
format Preprint
id arxiv_https___arxiv_org_abs_2403_00210
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Dissipative stabilization of high-dimensional GHZ states for neutral atoms
Zhao, Yue
Yang, Yu-Qing
Li, Weibin
Shao, Xiao-Qiang
Quantum Physics
High-dimensional quantum entanglement characterizes the entanglement of quantum systems within a larger Hilbert space, introducing more intricate and complex correlations among the entangled particles' states. The high-dimensional Greenberger-Horne-Zeilinger (GHZ) state, symbolic of this type of entanglement, is of significant importance in various quantum information processing applications. This study proposes integrating a neutral atom platform with quantum reservoir engineering to generate a high-dimensional GHZ state deterministically. Leveraging the advantages of neutral atoms in a modified unconventional Rydberg pumping mechanism, combined with controlled dissipation, we achieve a three-dimensional GHZ state with a fidelity surpassing 99\% through multiple pump and dissipation cycles. This innovative approach paves the way for experimentally feasible, deterministic preparation of high-dimensional GHZ states in Rydberg atom systems, thereby advancing the capabilities of quantum information processing.
title Dissipative stabilization of high-dimensional GHZ states for neutral atoms
topic Quantum Physics
url https://arxiv.org/abs/2403.00210