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Construction of EAQECCs with imperfect ebits

arXiv Quantum Physics
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⚡ Quantum Brief
Researchers Guanmin Guo and Ruihu Li expanded entanglement-assisted quantum error-correcting codes (EAQECCs) to handle imperfect entangled bits (ebits) in high-dimensional qudit systems, generalizing the framework from binary to prime-power dimensions (q-ary). The study introduces a unified mathematical structure using the generalized Pauli group and symplectic geometry over finite fields, enabling systematic construction of EAQECCs with noisy ebits for qudit-based quantum systems. Equivalent formulations were derived through symplectic geometry and additive codes, providing multiple theoretical pathways to analyze and implement these error-correcting codes in practical quantum architectures. Performance comparisons reveal that under specific noise conditions, these EAQECCs with imperfect ebits surpass standard stabilizer codes with comparable error correction capabilities, offering enhanced fault tolerance. The findings present a promising advance for scalable, high-dimensional quantum computation by demonstrating superior error correction efficiency in realistic, noisy quantum environments.
Construction of EAQECCs with imperfect ebits

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Quantum Physics arXiv:2605.23119 (quant-ph) [Submitted on 22 May 2026] Title:Construction of EAQECCs with imperfect ebits Authors:Guanmin Guo, Ruihu Li View a PDF of the paper titled Construction of EAQECCs with imperfect ebits, by Guanmin Guo and 1 other authors View PDF HTML (experimental) Abstract:We generalize the stabilizer formalism for entanglement-assisted quantum error-correcting codes with noisy ebits (EAQECCs-Ne) from the binary case to the general $q$-ary case, where $q$ is a prime power. By leveraging the structure of the generalized Pauli group over $\mathbb{F}_q$ and symplectic geometry over $\mathbb{F}_q^{2n}$, we establish a unified framework for constructing EAQECCs-Ne for qudit systems. Equivalent formulations in terms of symplectic geometry over $\mathbb{F}_q$ and additive codes over $\mathbb{F}_q^{2n}$ are derived. We further construct several families of $q$-ary EAQECCs with noise ebits and analyze their performance compared to optimal stabilizer codes. Our results demonstrate that under certain noise conditions, the proposed EAQECCs-Ne can outperform standard stabilizer codes with equivalent error-correcting capability, offering a promising approach for fault-tolerant quantum computation in high-dimensional quantum systems. Subjects: Quantum Physics (quant-ph); Information Theory (cs.IT) Cite as: arXiv:2605.23119 [quant-ph] (or arXiv:2605.23119v1 [quant-ph] for this version) https://doi.org/10.48550/arXiv.2605.23119 Focus to learn more arXiv-issued DOI via DataCite (pending registration) Submission history From: Guanmin Guo [view email] [v1] Fri, 22 May 2026 00:42:55 UTC (651 KB) Full-text links: Access Paper: View a PDF of the paper titled Construction of EAQECCs with imperfect ebits, by Guanmin Guo and 1 other authorsView PDFHTML (experimental)TeX Source view license Current browse context: quant-ph new | recent | 2026-05 Change to browse by: cs cs.IT math math.IT References & Citations INSPIRE HEP NASA ADSGoogle Scholar Semantic Scholar export BibTeX citation Loading... BibTeX formatted citation × loading... Data provided by: Bookmark Bibliographic Tools Bibliographic and Citation Tools Bibliographic Explorer Toggle Bibliographic Explorer (What is the Explorer?) Connected Papers Toggle Connected Papers (What is Connected Papers?) Litmaps Toggle Litmaps (What is Litmaps?) scite.ai Toggle scite Smart Citations (What are Smart Citations?) Code, Data, Media Code, Data and Media Associated with this Article alphaXiv Toggle alphaXiv (What is alphaXiv?) Links to Code Toggle CatalyzeX Code Finder for Papers (What is CatalyzeX?) DagsHub Toggle DagsHub (What is DagsHub?) GotitPub Toggle Gotit.pub (What is GotitPub?) Huggingface Toggle Hugging Face (What is Huggingface?) ScienceCast Toggle ScienceCast (What is ScienceCast?) Demos Demos Replicate Toggle Replicate (What is Replicate?) Spaces Toggle Hugging Face Spaces (What is Spaces?) Spaces Toggle TXYZ.AI (What is TXYZ.AI?) Related Papers Recommenders and Search Tools Link to Influence Flower Influence Flower (What are Influence Flowers?) Core recommender toggle CORE Recommender (What is CORE?) Author Venue Institution Topic About arXivLabs arXivLabs: experimental projects with community collaborators arXivLabs is a framework that allows collaborators to develop and share new arXiv features directly on our website. Both individuals and organizations that work with arXivLabs have embraced and accepted our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners that adhere to them. Have an idea for a project that will add value for arXiv's community? Learn more about arXivLabs. Which authors of this paper are endorsers? | Disable MathJax (What is MathJax?)

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Source: arXiv Quantum Physics