Toward ternary quantum information processing: Success generating two-qutrit entangling gates with high fidelity

https://phys.org/news/2023-07-ternary-quantum-success-generating-two-qutrit.html

"faster, flexible, and tunable microwave-activated with fixed frequency and coupling... controlled-Z and inverse Z gates... cycle benchmarking2-qutrit entangling gate 97.3%, decreasing infidelity by factor of 4... cross-entropy benchmarking without sacrificing single qutrit gates... applied to different hardware architectures, including those with tunable coupling, or different superconducting circuits such as fluxonium... quantum simulation, error correction, algorithms"

Related: Researchers make a significant step towards reliably processing quantum information

https://phys.org/news/2023-09-significant-reliably-quantum.html