Even supercomputers are error-prone. The slightest disturbances may alter saved information and

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Magnetic field helps qubit electrons store information longer

Physicists at the Technical

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A full-scale quantum supercomputer could produce reliable results even if its components performed...

CAPTION This is a scanning electron microscope image of a device, similar to the one used. Highlighted are the positions of the tuning gates (red), the microwave antenna (blue), and the single electron transistor used for spin readout (yellow). CREDIT Guilherme Tosi & Arne Laucht/UNSW

'Dressed qubit' maintains delicate superposition long enough to allow useful calculations

Australian

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When the quantum supercomputer was imagined 30 years ago, it was revered for its potential to

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