High-fidelity readout of trapped-ion qubits

We demonstrate single-shot qubit readout with a fidelity sufficient for fault-tolerant quantum computation. For an optical qubit stored in 40Ca+ we achieve 99.991(1)% average readout fidelity in 10^6 trials, using time-resolved photon counting. An adaptive measurement technique allows 99.99% fidelit...

وصف كامل

التفاصيل البيبلوغرافية
المؤلفون الرئيسيون: Myerson, A, Szwer, D, Webster, S, Allcock, D, Curtis, M, Imreh, G, Sherman, J, Stacey, D, Steane, A, Lucas, D
التنسيق: Journal article
اللغة:English
منشور في: American Physical Society 2008
الموضوعات: