Quantum non-demolition readout of an electron spin in silicon

Conventional qubit readout methods in silicon spin qubits destroy the quantum state, precluding any further computations based on the outcome. Here, the authors demonstrate quantum non-demolition readout using a second qubit of the same kind, making for a scalable approach.

Bibliographic Details
Main Authors: J. Yoneda, K. Takeda, A. Noiri, T. Nakajima, S. Li, J. Kamioka, T. Kodera, S. Tarucha
Format: Article
Language:English
Published: Nature Portfolio 2020-03-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-14818-8