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CUBIT: Capacitive qUantum BIT

Authors :
Khorasani, Sina
Source :
C 2018, 4(3), 39
Publication Year :
2018

Abstract

In this letter, it is proposed that cryogenic quantum bits can operate based on the nonlinearity due to the quantum capacitance of two-dimensional Dirac materials, and in particular graphene. The anharmonicity of a typical superconducting quantum bit is calculated, and the sensitivity of quantum bit frequency and anharmonicity with respect to temperature are found. Reasonable estimates reveal that a careful fabrication process can reveal expected properties, putting the context of quantum computing hardware into new perspectives.<br />Comment: Published: 2 July 2018

Subjects

Subjects :
Quantum Physics

Details

Database :
arXiv
Journal :
C 2018, 4(3), 39
Publication Type :
Report
Accession number :
edsarx.1810.08030
Document Type :
Working Paper
Full Text :
https://doi.org/10.3390/c4030039