Coherence Time (T1, T2) | Quantum Computing Glossary | The Millikelvin
How long a qubit holds its quantum state before decoherence destroys it. T1 is the energy relaxation time; T2 is the dephasing time. Longer is better.
How long a qubit holds its quantum state before decoherence destroys it. T1 is the energy relaxation time; T2 is the dephasing time. Longer is better.