A Quantum State Controller Based on the Electromagnetic Potentials

Based on the Maxwell-Schrödinger system, a novel numerical scheme for controlling the quantum states of a single electron is proposed in this paper. The key ingredient of the scheme is to employ the electromagnetic potentials instead of the conventional fields for avoiding extra steps of...

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Main Authors:	Chen Xiang, Fanming Kong, Kang Li, Meng Liu
Format:	Article
Language:	English
Published:	IEEE 2019-01-01
Series:	IEEE Access
Subjects:	Maxwell-Schrödinger equations quantum state control perfect matched layer finite-difference time-domain
Online Access:	https://ieeexplore.ieee.org/document/8673894/

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spelling	doaj-a9217345006346c3bdd188d0882b93892021-03-29T22:47:14ZengIEEEIEEE Access2169-35362019-01-017420064201310.1109/ACCESS.2019.29071378673894A Quantum State Controller Based on the Electromagnetic PotentialsChen Xiang0https://orcid.org/0000-0003-3316-0353Fanming Kong1Kang Li2Meng Liu3School of Information Science and Engineering, Shandong University, Qingdao, ChinaSchool of Information Science and Engineering, Shandong University, Qingdao, ChinaSchool of Information Science and Engineering, Shandong University, Qingdao, ChinaSchool of Information Science and Engineering, Shandong University, Qingdao, ChinaBased on the Maxwell-Schrödinger system, a novel numerical scheme for controlling the quantum states of a single electron is proposed in this paper. The key ingredient of the scheme is to employ the electromagnetic potentials instead of the conventional fields for avoiding extra steps of the simulation. The relevant perfect matched layer is given to simulate seemingly infinite regions. And with the help of precise transfer between the objective and the start state, a control pulse can be designed to accurately excite the particle into the objective state. The proposed scheme can perform an ideal quantum state switching while of a simple numerical process.https://ieeexplore.ieee.org/document/8673894/Maxwell-Schrödinger equationsquantum state controlperfect matched layerfinite-difference time-domain
collection	DOAJ
language	English
format	Article
sources	DOAJ
author	Chen Xiang Fanming Kong Kang Li Meng Liu
spellingShingle	Chen Xiang Fanming Kong Kang Li Meng Liu A Quantum State Controller Based on the Electromagnetic Potentials IEEE Access Maxwell-Schrödinger equations quantum state control perfect matched layer finite-difference time-domain
author_facet	Chen Xiang Fanming Kong Kang Li Meng Liu
author_sort	Chen Xiang
title	A Quantum State Controller Based on the Electromagnetic Potentials
title_short	A Quantum State Controller Based on the Electromagnetic Potentials
title_full	A Quantum State Controller Based on the Electromagnetic Potentials
title_fullStr	A Quantum State Controller Based on the Electromagnetic Potentials
title_full_unstemmed	A Quantum State Controller Based on the Electromagnetic Potentials
title_sort	quantum state controller based on the electromagnetic potentials
publisher	IEEE
series	IEEE Access
issn	2169-3536
publishDate	2019-01-01
description	Based on the Maxwell-Schrödinger system, a novel numerical scheme for controlling the quantum states of a single electron is proposed in this paper. The key ingredient of the scheme is to employ the electromagnetic potentials instead of the conventional fields for avoiding extra steps of the simulation. The relevant perfect matched layer is given to simulate seemingly infinite regions. And with the help of precise transfer between the objective and the start state, a control pulse can be designed to accurately excite the particle into the objective state. The proposed scheme can perform an ideal quantum state switching while of a simple numerical process.
topic	Maxwell-Schrödinger equations quantum state control perfect matched layer finite-difference time-domain
url	https://ieeexplore.ieee.org/document/8673894/
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A Quantum State Controller Based on the Electromagnetic Potentials

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