Diabatic gates for frequency-tunable superconducting qubits

R. Barends, C. M. Quintana, A. G. Petukhov +43

We demonstrate diabatic two-qubit gates with Pauli error rates down to $4.3(2)\cdot 10^{-3}$ in as fast as 18 ns using frequency-tunable superconducting qubits. This is achieved by…