Coherent router for quantum networks with superconducting qubits
K. S. Christensen, S. E. Rasmussen, David Petrosyan, Nikolaj Thomas Zinner · Physical Review Research · 2020
This work presents a general idea and specific realization of a coherent router for quantum networks. The router is composed of a small network in which the path taken by a quantum state between the input and output qubits is controlled by an ancilla qubit.