Spin polarization in quantum point contact based on wurtzite topological quantum well-Reference-Cited by-同舟云学术

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Spin polarization in quantum point contact based on wurtzite topological quantum well

Published:2023 Issue:38 Volume:25 Page:26164-26171
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Xue Xin¹,Huang Fobao²³^ORCID,Hu Gongwei⁴^ORCID

Affiliation:

1. Department of Physics, Lvliang University, Lvliang 03300, China

2. School of Microelectronics, Northwestern Polytechnical University, Xi'an 710072, China

3. Institute of Flexible Electronics, Northwestern Polytechnical University, Xi'an 710072, China

4. Hubei Engineering Research Center of Weak Magnetic-field Detection, College of Science, China Three Gorges University, Yichang, 443002, China

Abstract

The spin-polarized conductance in a wurtzite topological quantum well exhibits oscillation due to spin precession. The spin splitting of the edge states is suppressed for QPC widths of more than 50 nm, leading to a long spin precession length.

Funder

National Natural Science Foundation of China

China Postdoctoral Science Foundation

Fundamental Research Funds for the Central Universities

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2023/CP/D3CP02747C

Reference57 articles.

1. Quantum Spin Hall Insulator State in HgTe Quantum Wells

2. Quantum Spin Hall Effect and Topological Phase Transition in HgTe Quantum Wells

3. Z2Topological Order and the Quantum Spin Hall Effect

4. Quantum Spin Hall Effect in Graphene

5. Quantum Spin Hall Effect

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