Quantum Memory Based on Quantum State Decoherence

Jincheng Zhang

Published Aug 31, 2026• 0 citations

Abstract

This paper explores the potential of utilizing quantum state decoherence as a fundamental mechanism for constructing a high-density and high-fidelity quantum memory. The core concept relies on exploiting quantum bit (qubit) interactions to store and retrieve quantum states, coupled with the inherent properties of decoherence to maintain coherence for extended periods. We propose a framework leveraging controlled interactions between qubits to encode quantum information, followed by a carefully designed decoherence process to effectively 'lock' the state. The key challenge addressed is minimizing information loss during both storage and retrieval. The theoretical analysis focuses on the trade-offs between coherence time, storage capacity, and fidelity, providing a basis for future research and development in this critical area of quantum information processing. We present a simplified model to illustrate the principles involved and discuss potential avenues for improvement, highlighting the importance of precise control and mitigation strategies to combat decoherence effects. ---

DOI: 10.5281/zenodo.22201501

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