High-fidelity two-qubit quantum logic gates using trapped calcium-43 ions

C. J. Ballance, T. P. Harty, N. M. Linke +1

We study the speed/fidelity trade-off for a two-qubit phase gate implemented in ${}^{43}$Ca${}^{+}$ hyperfine trapped-ion qubits. We characterize various error sources contributing to th…