Review maps AI and quantum approaches to adaptive combinatorial optimization
A review of 119 papers proposes a clearer evidence hierarchy for hybrid AI and quantum optimization, while finding that practical quantum advantage remains unproven.
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What is moving in quantum
RIKEN controls five silicon spin qubits above 99.9% fidelity
Researchers demonstrated simultaneous single-qubit operations across a five-qubit silicon array using a shared microwave control line and pairwise calibration.
Open Quantum brings Qrisp programs to multiple QPU platforms
A new integration lets developers compile and execute high-level Qrisp programs across IonQ, Rigetti, IQM and AQT hardware without rewriting algorithms for each provider.
Hybrid diamond chip targets controllable quantum interactions
The reported work explores a hybrid diamond-chip architecture designed to control interactions needed for future quantum devices and connected quantum systems.
Magic-state cultivation cuts quantum errors forty-fold
A hardware experiment on Google Quantum AI’s Willow processor demonstrated magic-state cultivation and reported roughly 99.99% fidelity after strict error checks.
D-Wave and SkyWater extend quantum processor manufacturing
The companies extended a multi-year manufacturing partnership focused on superconducting quantum processors and repeatable fabrication infrastructure in Minnesota.
Quantinuum reports 99.9995% logical fidelity on Helios
Quantinuum reports five logical errors per million operations using a color code on its trapped-ion Helios system, ten times below its September result and within the company’s stated target range for Apollo.
Quantum World Congress looks at manufacturing, hybrid AI and Q-Day
IonQ leadership outlines priorities for scaling manufacturing, hybrid quantum-AI data centers and preparation for the cybersecurity transition associated with Q-Day.
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