Quantum Computing — TKDBLogical qubits, error correction and experimental milestones, including disputes and replication status.https://tkdb.pages.dev/One ion, no measurements: USTC reports break-even for autonomous error correction, but the baseline is contestedhttps://tkdb.pages.dev/blogs/quantum-computing/single-ion-autonomous-qec/https://tkdb.pages.dev/blogs/quantum-computing/single-ion-autonomous-qec/A USTC team corrected dephasing in a qubit stored across four levels of one calcium ion without measuring anything. It outlived the best qubit stored in the same levels, though another group questions that comparison.Sun, 25 Oct 2026 00:00:00 GMTquantum-error-correctiontrapped-ionsquantum-memorydisputed