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Neutral-atom arrays, a rapidly emerging quantum computing platform, get a boost from researchers - Phys.org

Google News – Quantum Computing
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Researchers advanced neutral-atom quantum computing by demonstrating high-fidelity gate operations in programmable arrays, achieving error rates below 0.1%—a critical threshold for fault-tolerant systems. The breakthrough leverages laser-cooled atoms trapped in optical tweezers. The team used rubidium-87 atoms arranged in defect-free 2D arrays, enabling parallel entanglement operations. This scalability addresses a key bottleneck in neutral-atom platforms compared to superconducting or ion-trap qubits. New error-mitigation techniques, including dynamical decoupling and optimized laser pulses, reduced decoherence. These methods extend coherence times by 50%, improving algorithm execution for near-term applications like quantum simulations. Collaborations between Harvard, MIT, and QuEra Computing accelerated the research, with findings published in Nature. The work aligns with DARPA and NSF initiatives to commercialize neutral-atom systems by 2027. Industry analysts note this progress could position neutral-atom arrays as a leading architecture for modular, large-scale quantum computers, rivaling Google and IBM’s superconducting approaches.
Neutral-atom arrays, a rapidly emerging quantum computing platform, get a boost from researchers - Phys.org

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Source: Google News – Quantum Computing