Quantum Computing

Researchers at the University of Oxford have generated a new family of quantum superpositions using nonclassical components in a trapped ion system. The work demonstrates programmable control over exotic motional states and could advance quantum technologies.

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Quantum computing firm QuEra aims to deliver a fault-tolerant machine called Libra by 2028, making it available via cloud services. The system would mark a significant step toward practical quantum computing by reducing errors that currently limit the technology's usefulness.

Researchers at the University of Science and Technology of China have developed the Jiuzhang 4.0 photonic quantum computing prototype, which manipulates 3,050 photons and sets a new record.

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Tezos developers have launched a prototype for private payments that resists quantum computing attacks. The system employs zk-stark proofs to safeguard encrypted blockchain data against future threats.

Scientists at the Helmholtz-Zentrum Dresden-Rossendorf have discovered previously unseen Floquet states inside extremely small magnetic vortices using minimal energy from magnetic waves. This finding, which challenges prior assumptions, could link electronics, spintronics, and quantum technologies. The results appear in Science.

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Barcelona-based Qilimanjaro has launched EduQit, a kit containing all parts needed to assemble a small quantum computer. Priced at around €1 million with five qubits, it targets research institutions and students lacking resources. Assembly requires engineering skills and up to 10 months of work with provided training.