Quantum world-first—researchers reveal accuracy of two-qubit calculations in silicon

For the first time ever, researchers have measured the fidelity—that is, the accuracy—of two-qubit logic operations in silicon, with highly promising results that will enable scaling up to a full-scale quantum processor.

Source:
https://phys.org/news/2019-05-quantum-world-firstresearchers-reveal-accuracy-two-qubit.html