VIDEO

A winning combination achieves quantum computing success
Video Summary

Kristiaan De Greve, fellow and program director for quantum computing at imec, explains how imec and Diraq, a pioneer of silicon-based quantum computing, have demonstrated that industrially made silicon quantum dot qubits consistently show error rates that surpass the values needed for quantum error correction. The results, reported in Nature, show that Diraq’s qubits can be manufactured reliably with the tools of the silicon microchip trade, confirming the potential of imec’s industrial manufacturing techniques for developing large-scale silicon-based quantum computers. Diraq-designed devices were shown to consistently achieve over 99% fidelity in operations involving two quantum bits (or ‘qubits’). This feat, made possible by imec’s advanced spin qubit technology platform, is a crucial step in Diraq’s roadmap toward utility scale — the point at which a quantum computer’s value exceeds its cost.