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3 Sep 2026 Explainer

Logical Qubits Explained: Why Physical and Logical Qubit Counts Don’t Compare

Quantinuum reports 48 logical qubits built from 98 physical ones. Google's Willow result used 101 physical qubits to make one. IBM reports 70. All three numbers are correct. All three…

Quantum Computing 8 min read

Logical Qubits Explained: Why Physical and Logical Qubit Counts Don’t Compare

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