Amazon uses quantum “cat states” with error correction

Ars Technica
By John TimmerFeb 26, 2025, 2:15 pm235 pts
Following up on Microsoft's announcement of a qubit based on completely new physics, Amazon is publishing a paper describing a very different take on quantum computing hardware. The system mixes two different types of qubit hardware to improve the stability of the quantum information they hold. The idea is that…

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