An upcoming arXiv publication, dated June 2026, rigorously examines the fundamental constraints on quantum operation fidelity when subjected to time-dependent dissipation. This work extends prior analyses, which predominantly modeled multi-qubit operations under static Markovian noise, to address more complex and realistic fluctuating noise environments. Establishing these refined fidelity bounds is critical for scaling quantum processors to practical utility, where stable, noise-free conditions are unattainable. The researchers aim to provide new theoretical insights for predicting the performance of essential quantum operations, including adiabatic gates, under dynamic decoherence. All quantum computing platforms are inherently susceptible to environmental noise, and a comprehensive grasp of these limitations is indispensable for designing reliable systems. This analysis offers a more sophisticated framework for quantum engineers and algorithm designers to anticipate and mitigate errors, pushing closer to robust quantum computation by acknowledging variable noise profiles1.
Fidelity bounds for adiabatic gates and other quantum operations with time-dependent dissipation
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Why This Matters
129, 150504 (2022); Quantum 9, 1684 (2025)], we presented analytical formulae for the average gate fidelity of multi-qubit operations under static Markovian
References
- arXiv Quantum Physics. (2026, June 18). Fidelity bounds for adiabatic gates and other quantum operations with time-dependent dissipation. *arXiv Quantum Physics*. https://arxiv.org/abs/2606.20501v1
Original Source
arXiv Quantum Physics
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