Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
Building logical qubits in a superconducting quantum computing system — Gambetta, Chow, Steffen https://arxiv.org/abs/1510.04375, https://www.nature.com/articles/s41534-016-0004-0 2016 — Overhead analysis of universal concatenated quantum codes — Chamberland, Jochym-O’Connor, Laflamme