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Fujitsu Fabricates Diamond-Spin QPU Prototype Integrating Tin-Vacancy Centers and Photonic ICs
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Fusion42 · 8 September 2026 · Fusion42 review
Fujitsu has fabricated a working prototype diamond-spin quantum processing unit (QPU) integrating tin-vacancy centers with photonic integrated circuits, operating at higher temperatures than superconducting processors and available via cloud access. This breakthrough aims toward scalable, modular quantum computing combining diamond-spin and superconducting qubits, targeting 250 logical qubits by 2030 and 1,000 by 2035.
This Wire brief sits within Fusion42's coverage of Quantum Computing.
◆ ◆ The Wire takeaway
You must integrate diamond-spin qubit tech as a pathway to scalable quantum chips since Fujitsu shows it can operate at relatively warm temperatures and link optically for modular scaling. This opens a rare window to build quantum systems that combine diamond and superconducting qubits.
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1 source · 8 Sep 2026
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