A quantum logic gate is a basic quantum device that operates on a small number of quantum bits or qubits. A unitary matrix -- a square matrix of complex numbers -- represents the quantum gate. A 2nx2n ...

Three eminent physicists from competing companies and hardware approaches have joined forces to nail down a key concept for more uniform evaluation of quantum progress.

Silicon is ubiquitous in modern electronics, and now it is becoming increasingly useful in quantum computing. In particular, silicon's compatibility with existing chip technology and its long ...

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Quantinuum has reported a quantum error-correction result that brings a central requirement of useful quantum computing into sharper focus: keeping quantum information intact long enough to do ...

LOUISVILLE, Colo., September 24, 2026--(BUSINESS WIRE)--Infleqtion (NYSE: INFQ), a global leader in quantum computing and quantum sensing powered by neutral-atom technology, today announced it has ...

Quantum computing has made considerable progress since theoretical ideas were first formally explored in the 1970s. It promises a dramatic leap in our ability to understand the world, improve business ...

The latest thinking on quantum computing suggests that it will be used in application areas alongside existing high ...

The pursuit of fault tolerance is not merely an academic exercise; it is the definitive gateway to a new technological era.​ ...