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October 20, 2025Open Access

Performance analysis of GKP error correction

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Authors

FMFrederik K. MarqversenJWJ. H. WesenbergNZN. T. Zinner

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Overview

Comprehensive analysis identifies flexibility in entangling gates for Knill error correction, suggesting enhanced performance in quantum error correction.

Key Points

  • GKP error correction reduces overhead in quantum computing, making it crucial for fault tolerance.
  • The analysis presents options in choosing entangling gates for the teleportation-based Knill method.
  • Using qunaught states with the Knill approach yields superior GKP squeezing and simplifies experimental realization.
  • Continuous noise and loss can be effectively corrected with GKP codes when combined with qubit error-correcting codes.

Cite This Study

Marqversen et al. (2025) studied this question.

synapsesocial.com/papers/68f58f68ece7a5b64f471356https://doi.org/10.48550/arxiv.2505.14775
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Also Consider

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  1. 1Autonomous Quantum Error Correction of Gottesman-Kitaev-Preskill States2024 · 41 citations
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  5. 5Enlarging the GKP stabilizer group for enhanced noise protection2026