In a quantum computer, the basic unit of memory is a quantum bit or qubit. Qubits are made using physical systems, such as the spin of an electron or the orientation of a photon.

2024年12月30日 · IBM is planning to build the largest quantum computer so far, by linking together smaller machines to create one with a recording-breaking number of quantum bits, or qubits. The firm’s first ...

2023年10月24日 · The world’s first quantum computer to exceed 1000 qubits has more than double that of the previous record holder, IBM’s Osprey machine, which has 433 qubits.

2024年12月9日 · Google has unveiled a new quantum computer called Willow that excels at a benchmarking problem, but it still isn't clear whether these machines can serve a practical purpose

2025年1月9日 · For example, they might create an autonomous quantum clock or design a quantum computer with other functions automatically driven by temperature differences. Journal reference Nature Physics DOI ...

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2022年6月1日 · A quantum computer that encodes information in pulses of light has solved a task in 36 microseconds that would take the best supercomputer at least 9000 years to complete. The researchers behind ...

2023年6月14日 · They compared the performance of IBM’s Eagle quantum computer, which contains 127 quantum bits, or qubits, with that of a supercomputer at the Lawrence Berkeley National Laboratory in California.

2024年3月4日 · Quantum computer sets record on path towards error-free calculations. A total prize fund of $5 million will be split into a grand prize of $3 million shared between up to three winners, $1 million ...

2024年12月18日 · A quantum computing start-up is developing its own operating system to run quantum machines, akin to Microsoft Windows or macOS on a standard computer. The hardware for quantum computers has ...