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This proposal targets a core bottleneck in quantum computing: reading a qubit without destroying its state. The idea is to infer an Andreev qubit's state from the supercurrent it generates, which could remove the need for auxiliary qubits. The results so far are simulations only, so the claimed 99.5%+ reconstruction accuracy still needs experimental validation on real devices.
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Surse care acoperăThe Quantum Insider, ScienceDaily, Quantum Zeitgeist
Qubit’s Own Electric Current Could Offer a Simpler Readout Method
The Quantum Insider1 min de cititArticolul și perspectiva sunt în engleză.
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Electrical control of an unconventional quantum transport state demonstrated in a magnet for the first time
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A tiny supercurrent could unlock quantum information without destroying it
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