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HRL Laboratories has achieved a significant milestone by demonstrating an autonomous silicon spin QPU that eliminates the need for bulky room-temperature external controllers, integrating instead with on-chip CMOS electronics operating at 4 K. This architectural shift addresses critical scalability challenges in quantum computing by reducing system footprint and control complexity while maintaining qubit coherence. The breakthrough represents a pivotal step toward practical, scalable quantum processors suitable for real-world deployment beyond laboratory settings.

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HRL Laboratories Demonstrates Self-Running Silicon QPU in Nature Benchmark

Quantum Computing ReportJuly 29, 20263 min read

In a study published today in Nature, hardware developer HRL Laboratories—jointly owned by Boeing and General Motors—demonstrated an 18-qubit silicon spin quantum processing unit (QPU) that operates autonomously without real-time direction from room-temperature electronics. The integrated architecture replaces traditional racks of external control instruments with a custom cryogenic CMOS control chip operating at 4 K [...] The post HRL Laboratories Demonstrates Self-Running Silicon QPU in Nature Benchmark appeared first on Quantum Computing Report.

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