Quantum computers protected against noise enabling longer computation times needed to carry out complex operations

https://phys.org/news/2024-06-quantum-problem.html

"enables extremely complex operations on a multi-state quantum system, at unprecedented speed... continuous-variable quantum computing using harmonic oscillators encoding information linearly, using thin superconducting strips patterned on insulating substrate forming microwave resonators... much larger number of physical quantum states than only 2... control system device inside oscillator providing resource-efficient path toward fault tolerance, while enabling accurate control of quantum states at high speed"