Application of optimal band-limited control protocols to quantum noise sensing

Control of qubits’ frequency response by dynamical decoupling is usually vexed by control’s out-of-band harmonics, a problem known in metrology as “spectral leakage”. Here, the authors reduce this problem by orders of magnitude exploiting discrete prolate spheroidal sequences to control a trapped-io...

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Bibliographic Details
Main Authors: V. M. Frey, S. Mavadia, L. M. Norris, W. de Ferranti, D. Lucarelli, L. Viola, M. J. Biercuk
Format: Article
Language:English
Published: Nature Publishing Group 2017-12-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-017-02298-2