Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction

Quantum heat engines have attracted significant attention in recent years due to their potential to surpass classical thermodynamic limits by leveraging quantum effects such as entanglement and coherence. In this study, we analyze a quantum Stirling heat engine characterized by a working substance c...

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Main Authors: H. R. Rastegar-Sedehi, Clebson Cruz
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Physics
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Online Access:https://www.frontiersin.org/articles/10.3389/fphy.2025.1512998/full
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author H. R. Rastegar-Sedehi
Clebson Cruz
author_facet H. R. Rastegar-Sedehi
Clebson Cruz
author_sort H. R. Rastegar-Sedehi
collection DOAJ
description Quantum heat engines have attracted significant attention in recent years due to their potential to surpass classical thermodynamic limits by leveraging quantum effects such as entanglement and coherence. In this study, we analyze a quantum Stirling heat engine characterized by a working substance composed of a two-particle Heisenberg model with Dzyaloshinskii–Moriya (DM) interaction under an external magnetic field. We investigate the impact of the antisymmetric interaction on the engine’s efficiency across varying coupling parameters. Our findings demonstrate that the utilization of a two-qubit Heisenberg model in an entangled quantum Stirling heat engine can significantly enhance efficiency and performance. By optimizing the antisymmetric exchange parameters, we achieve substantial enhancements in engine efficiency, with results demonstrating that the efficiency attains remarkably high values compared to other cycles utilizing the same working substance. These enhancements are primarily influenced by the DM interaction and the entangled states of the working substance, leading to superior performance.
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spelling doaj-art-9bee4826a37d4f8b8df4a3ea60d783d62025-01-22T05:19:41ZengFrontiers Media S.A.Frontiers in Physics2296-424X2025-01-011310.3389/fphy.2025.15129981512998Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interactionH. R. Rastegar-Sedehi0Clebson Cruz1Department of Physics, College of Sciences, Jahrom University, Jahrom, IranGrupo de Informação Quântica e Física Estatística, Centro de Ciências Exatas e das Tecnologias, Universidade Federal do Oeste da Bahia - Campus Reitor Edgard Santos, Barreiras, Bahia, BrazilQuantum heat engines have attracted significant attention in recent years due to their potential to surpass classical thermodynamic limits by leveraging quantum effects such as entanglement and coherence. In this study, we analyze a quantum Stirling heat engine characterized by a working substance composed of a two-particle Heisenberg model with Dzyaloshinskii–Moriya (DM) interaction under an external magnetic field. We investigate the impact of the antisymmetric interaction on the engine’s efficiency across varying coupling parameters. Our findings demonstrate that the utilization of a two-qubit Heisenberg model in an entangled quantum Stirling heat engine can significantly enhance efficiency and performance. By optimizing the antisymmetric exchange parameters, we achieve substantial enhancements in engine efficiency, with results demonstrating that the efficiency attains remarkably high values compared to other cycles utilizing the same working substance. These enhancements are primarily influenced by the DM interaction and the entangled states of the working substance, leading to superior performance.https://www.frontiersin.org/articles/10.3389/fphy.2025.1512998/fullquantum heat engineentanglementDzyaloshinskii-Moriya interactionstirling cyclequantum thermodynamic
spellingShingle H. R. Rastegar-Sedehi
Clebson Cruz
Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
Frontiers in Physics
quantum heat engine
entanglement
Dzyaloshinskii-Moriya interaction
stirling cycle
quantum thermodynamic
title Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
title_full Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
title_fullStr Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
title_full_unstemmed Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
title_short Entangled quantum Stirling heat engine based on two particles Heisenberg model with Dzyaloshinskii-Moriya interaction
title_sort entangled quantum stirling heat engine based on two particles heisenberg model with dzyaloshinskii moriya interaction
topic quantum heat engine
entanglement
Dzyaloshinskii-Moriya interaction
stirling cycle
quantum thermodynamic
url https://www.frontiersin.org/articles/10.3389/fphy.2025.1512998/full
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AT clebsoncruz entangledquantumstirlingheatenginebasedontwoparticlesheisenbergmodelwithdzyaloshinskiimoriyainteraction