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Building a Quantum Computer, One Fragile Qubit at a Time

No one yet knows which technology will power the quantum computers of the future, but the race to create them has already produced some of science’s most intricate machinery.

Close-up view of a chandelier-like dilution refrigerator used in quantum computing, with many gold-colored wires hanging between levels of gold plates.
Image: Quanta Magazine
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No one yet knows which technology will power the quantum computers of the future, but the race to create them has already produced some of science’s most intricate machinery.

The short version

  • The post Building a Quantum Computer, One Fragile Qubit at a Time first appeared on Quanta Magazine.
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What happened

Electronic circuits containing transistors can rapidly and reliably toggle between two states, usually labeled “0” and “1.” That enables them to store and manipulate bits, the basic units of information. Quantum computers have the potential to process information in new and more powerful ways beyond mere 1s and 0s, and to solve certain problems that are too hard for their ordinary “classical” cousins.

Why it matters

But building a machine powerful enough to fulfill that promise remains a formidable challenge.

Summary by Nerd News Network. Read the full article at Quanta Magazine via the links above and below.

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