Atomic delocalization as a microscopic origin of two-level defects in Josephson junctions

Identifying the microscopic origins of decoherence sources prevalent in Josephson junction (JJ) based circuits is central to their use as functional quantum devices. Focussing on so called ‘strongly coupled’ two-level defects, we construct a theoretical model using the atomic position of the oxygen...

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Bibliographic Details
Main Authors: Timothy C DuBois, Salvy P Russo, Jared H Cole
Format: Article
Language:English
Published: IOP Publishing 2015-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/17/2/023017