Quantum Computing, Fault Tolerance, Error Correction, Logical Qubits.
https://journals.aps.org/pra/abstract/10.1103/PhysRevA.86.032324 Also, a paper from 2017/2018: Correcting coherent errors with surface codes Sergey Bravyi, Matthias Englbrecht, Robert Koenig, Nolan Peard https://arxiv.org/abs/1710.02270 https://www.nature.com/articles/s41534-018-0106-y For some