Constructing qubit edge states by inverse-designing the electromagnetic environment

Fuente: arXiv
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Auteurs principaux: Miguel-Torcal, A., Allard, T. F., Huidobro, P. A., García-Vidal, F. J., Fernández-Domínguez, A. I.
Format: Preprint
Publié: 2025
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author Miguel-Torcal, A.
Allard, T. F.
Huidobro, P. A.
García-Vidal, F. J.
Fernández-Domínguez, A. I.
author_facet Miguel-Torcal, A.
Allard, T. F.
Huidobro, P. A.
García-Vidal, F. J.
Fernández-Domínguez, A. I.
contents Building on advances in topological photonics and computational optimization, we inversedesign a periodic dielectric structure surrounding a chain of interacting qubits, emulating an extended, dimerized Su-Schrieffer-Heeger (SSH) excitonic model. Our approach enables precise control over photon-mediated interactions, allowing us to explore the emergence of topological edge states in the qubit chain. By systematically tuning structural parameters to address both coherent evolution and dissipative effects, we demonstrate that edge states remain robust and isolated from the bulk, even in the presence of long-range coupling and disorder, and preserving key topological properties despite deviations from complete chiral symmetry preservation. This work highlights the potential of inverse design in stabilizing topological excitonic states, opening new possibilities for advanced quantum technologies.
format Preprint
id arxiv_https___arxiv_org_abs_2509_22534
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Constructing qubit edge states by inverse-designing the electromagnetic environment
Miguel-Torcal, A.
Allard, T. F.
Huidobro, P. A.
García-Vidal, F. J.
Fernández-Domínguez, A. I.
Quantum Physics
Optics
Building on advances in topological photonics and computational optimization, we inversedesign a periodic dielectric structure surrounding a chain of interacting qubits, emulating an extended, dimerized Su-Schrieffer-Heeger (SSH) excitonic model. Our approach enables precise control over photon-mediated interactions, allowing us to explore the emergence of topological edge states in the qubit chain. By systematically tuning structural parameters to address both coherent evolution and dissipative effects, we demonstrate that edge states remain robust and isolated from the bulk, even in the presence of long-range coupling and disorder, and preserving key topological properties despite deviations from complete chiral symmetry preservation. This work highlights the potential of inverse design in stabilizing topological excitonic states, opening new possibilities for advanced quantum technologies.
title Constructing qubit edge states by inverse-designing the electromagnetic environment
topic Quantum Physics
Optics
url https://arxiv.org/abs/2509.22534