Topological Protection of Quantum Decoherence

Jincheng Zhang

Published Sep 3, 2026• 0 citations

Abstract

Quantum decoherence represents a significant hurdle in the development of practical quantum computers. The inherent fragility of quantum states makes them susceptible to environmental noise, leading to rapid loss of quantum information. This work explores a novel approach to mitigating decoherence by leveraging the principles of topological protection. We propose constructing a quantum bit (qubit) array utilizing a topologically protected architecture. This design aims to isolate qubits from unwanted interactions, thereby significantly reducing the detrimental effects of decoherence. The core mechanism relies on the robust nature of topological invariants, which shield the quantum states from local perturbations. This approach offers a promising pathway toward enhancing the coherence times of qubits and ultimately improving the reliability of quantum computation. The theoretical framework presented here outlines the design considerations and potential advantages of this strategy.

DOI: 10.5281/zenodo.22268547

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