Coherence, purity and correlation for superconducting charge qubits

In a model consisting of two superconducting charge qubits (SC-Qs), we study how the Josephson energy (JE) and temperature have an influence on the coherence, the degree of mixedness, and the nonclassical correlation. In this example, we show how the quantumness metrics change depending on the JE an...

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Bibliographic Details
Main Authors: K. Berrada, S. Abdel-Khalek, M. Algarni
Format: Article
Language:English
Published: Elsevier 2023-05-01
Series:Results in Physics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211379723002073