Experimental analysis of the measurement strength dependence of superconducting qubit readout using a Josephson bifurcation readout method

We succeeded in controlling the measurement strength of a macroscopic quantum system, namely a persistent current quantum bit (qubit), by using a transmission line type Josephson bifurcation amplifier (JBA: an ac-driven superconducting quantum interferometer device) as a probe. By employing a specia...

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Bibliographic Details
Main Authors: K Kakuyanagi, S Kagei, R Koibuchi, S Saito, A Lupaşcu, K Semba, H Nakano
Format: Article
Language:English
Published: IOP Publishing 2013-01-01
Series:New Journal of Physics
Online Access:https://doi.org/10.1088/1367-2630/15/4/043028