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HRL Laboratories Demonstrates Self-Running Silicon QPU in Nature Benchmark
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Fusion42 · 29 July 2026 · Fusion42 review
HRL Laboratories has demonstrated an 18-qubit silicon spin quantum processing unit (QPU) that operates autonomously by integrating a custom cryogenic CMOS control chip inside the same cryostat. Published in Nature, the breakthrough addresses a critical scaling bottleneck by eliminating the need for racks of external room-temperature electronics, establishing a manufacturing blueprint for scalable quantum processors using standard semiconductor production lines.
This Wire brief sits within Fusion42's coverage of Quantum Computing.
◆ ◆ The Wire takeaway
The blueprint for building scalable silicon quantum computers using standard chip fabs has now been published. If your own quantum architecture depends on complex external control hardware, your path to scaling just became significantly harder and less commercially viable.
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1 source · 29 Jul 2026
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