Machine-learning based three-qubit gate for realization of a Toffoli gate with cQED-based transmon systems

Sahar Daraeizadeh, Shavindra P. Premaratne, Xiaoyu Song +2

We use machine learning techniques to design a 50 ns three-qubit flux-tunable controlled-controlled-phase gate with fidelity of >99.99% for nearest-neighbor coupled transmons in ci…