Quantum error correction typically encodes one logical qubit across many physical qubits. An experiment now encodes and corrects a qubit within the multiple int

Quantum error correction typically encodes one logical qubit across many physical qubits. An experiment now encodes and corrects a qubit within the multiple internal states of a single trapped ion, reducing errors and extending the coherence time. [↧](https://t.co/EuaRn7D…