Quantum Physics Letters
Journal license

Journal

Quantum Physics Letters


Volume
& Issue

Volume 7, Issue 1


Published
on

April 1, 2018


Pages

7-14


DOI

Article

Realizing a Four-Qubit Quantum Gate in a Cavity QED System

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Authors

A. Chouikh* Affiliation:
Laboratoire de Physique de la Matire Condense, Equipe Physi que Quantique et Applications, Facult des Sciences Ben M’si k, B.P. 7955, Universit Hassan II, Casablanca, Morocco.
, T. Said Affiliation:
Laboratoire de Physique de la Matire Condense, Equipe Physi que Quantique et Applications, Facult des Sciences Ben M’si k, B.P. 7955, Universit Hassan II, Casablanca, Morocco.
, K. Essammouni Affiliation:
Laboratoire de Physique de la Matiere Condensee, Equipe Physique Quantique et Applications, Faculte des Sciences Ben M’sik, B.P. 7955, Universite Hassan II, Casablanca, Maroc
and M. Bennai Affiliation:
Laboratoire de Physique de la Matire Condense, Equipe Physi que Quantique et Applications, Facult des Sciences Ben M’si k, B.P. 7955, Universit Hassan II, Casablanca, Morocco; Lab of High Energy Physics, Modeling and Simulations, Faculty of Science, University Mohammed V-Agdal, Rabat, Morocco.


Abstract

We propose a scheme to direct implementation the four-qubit phase gate by passing a five-level atom (which is initially in the lower state) across a multi-mode cavity QED. The four qubit are represented by the photons in the four modes of the cavity field. In particular, the four-qubit quantum phase gate can be implemented if certain conditions for transition strength, detuning and interaction time are better satisfied. Subsequently we will discus this phase gate scheme.


Keywords

Quantum gate, cavity QED


Citation

Chouikh, A., Said, T., Essammouni, K., & Bennai, M. (2018). Realizing a four-qubit quantum gate in a cavity QED system. Quantum Physics Letters, 7(1), 7–14. https://doi.org/10.18576/qpl/070102

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