Towards a More Feasible Implementation of Quantum Networks

Explore a groundbreaking quantum repeater protocol that eliminates the need for quantum memories while achieving high communication rates in quantum networks. Delve into the interaction between rotation symmetric bosonic codes (RSBCs) and matter qubits in cavity-QED systems. Examine the performance of this innovative quantum repeater system by analyzing the secret key rate in quantum key distribution (QKD) protocols. Discover the advantages of using cluster states as fundamental components in this repeater protocol. Compare the implementation costs of this system with existing third-generation quantum repeater systems, and gain insights into the future of large-scale quantum information exchange.