Maximum density of quantum information in a scalable CMOS implementation of the hybrid qubit architecture
Articolo
Data di Pubblicazione:
2016
Citazione:
Maximum density of quantum information in a scalable CMOS implementation of the hybrid qubit architecture / D. Rotta, M. De Michielis, E. Ferraro, M. Fanciulli, E. Prati. - In: QUANTUM INFORMATION PROCESSING. - ISSN 1570-0755. - 15:6(2016), pp. 2253-2274. [10.1007/s11128-016-1282-3]
Abstract:
Scalability from single-qubit operations to multi-qubit circuits for quantum information processing requires architecture-specific implementations. Semiconductor hybrid qubit architecture is a suitable candidate to realize large-scale quantum information processing, as it combines a universal set of logic gates with fast and all-electrical manipulation of qubits. We propose an implementation of hybrid qubits, based on Si metal-oxide-semiconductor (MOS) quantum dots, compatible with the CMOS industrial technological standards. We discuss the realization of multi-qubit circuits capable of fault-tolerant computation and quantum error correction, by evaluating the time and space resources needed for their implementation. As a result, the maximum density of quantum information is extracted from a circuit including eight logical qubits encoded by the [[7, 1, 3]] Steane code. The corresponding surface density of logical qubits is 2.6 Mqubit/cm(2).
Tipologia IRIS:
01 - Articolo su periodico
Keywords:
Large scale integration; Quantum dot; Hybrid qubit
Elenco autori:
D. Rotta, M. De Michielis, E. Ferraro, M. Fanciulli, E. Prati
Link alla scheda completa: