Realization of high-fidelity CZ gate based on a double-transmon coupler

R Li, K Kubo, Y Ho, Z Yan, Y Nakamura, H Goto - Physical Review X, 2024 - APS
Striving for higher gate fidelity is crucial not only for enhancing existing noisy intermediate-
scale quantum devices, but also for unleashing the potential of fault-tolerant quantum …

High-performance superconducting two-qubit gate using a three-mode tunable coupler

EY Egorova, AS Kazmina, IA Simakov… - arXiv preprint arXiv …, 2024 - arxiv.org
Building a scalable universal high-performance quantum processor is a formidable
challenge. In particular, the problem of realizing fast high-perfomance two-qubit gates of …