Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study

For spintronics applications, generation of significant spin transport is required, which is achieved by applying a semiconductor surface exhibiting metallic spin-split surface-state bands. We show that metallic spin-split surface-state bands are achieved on hydrogenated ZnO ( 10...

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Main Authors: Moh. Adhib Ulil Absor, Fumiyuki Ishii, Hiroki Kotaka, Mineo Saito
Format: Article
Language:English
Published: AIP Publishing LLC 2016-02-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4942104
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spelling doaj-9dc246c31724423a859adc61f3d2b9332020-11-24T21:40:38ZengAIP Publishing LLCAIP Advances2158-32262016-02-0162025309025309-710.1063/1.4942104038602ADVSpin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles studyMoh. Adhib Ulil Absor0Fumiyuki Ishii1Hiroki Kotaka2Mineo Saito3Department of Physics Universitas Gadjah Mada BLS 21 Yogyakarta IndonesiaFaculty of Mathematics and Physics Institute of Science and Engineering Kanazawa University Kanazawa 920-1192 JapanISIR-SANKEN, Osaka University, Ibaraki, Osaka 567-0047, JapanFaculty of Mathematics and Physics Institute of Science and Engineering Kanazawa University Kanazawa 920-1192 JapanFor spintronics applications, generation of significant spin transport is required, which is achieved by applying a semiconductor surface exhibiting metallic spin-split surface-state bands. We show that metallic spin-split surface-state bands are achieved on hydrogenated ZnO ( 10 1 ¯ 0 ) surface by using first-principles density-functional theory calculations. We find that these metallic surface-state bands with dominant Zn-s and p orbitals exhibit Rashba spin splitting with a strong anisotropic character. This finding makes spintronics devices using oxide electronics surface materials possible.http://dx.doi.org/10.1063/1.4942104
collection DOAJ
language English
format Article
sources DOAJ
author Moh. Adhib Ulil Absor
Fumiyuki Ishii
Hiroki Kotaka
Mineo Saito
spellingShingle Moh. Adhib Ulil Absor
Fumiyuki Ishii
Hiroki Kotaka
Mineo Saito
Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
AIP Advances
author_facet Moh. Adhib Ulil Absor
Fumiyuki Ishii
Hiroki Kotaka
Mineo Saito
author_sort Moh. Adhib Ulil Absor
title Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
title_short Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
title_full Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
title_fullStr Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
title_full_unstemmed Spin-split bands of metallic hydrogenated ZnO ( 10 1 ¯ 0 ) surface: First-principles study
title_sort spin-split bands of metallic hydrogenated zno ( 10 1 ¯ 0 ) surface: first-principles study
publisher AIP Publishing LLC
series AIP Advances
issn 2158-3226
publishDate 2016-02-01
description For spintronics applications, generation of significant spin transport is required, which is achieved by applying a semiconductor surface exhibiting metallic spin-split surface-state bands. We show that metallic spin-split surface-state bands are achieved on hydrogenated ZnO ( 10 1 ¯ 0 ) surface by using first-principles density-functional theory calculations. We find that these metallic surface-state bands with dominant Zn-s and p orbitals exhibit Rashba spin splitting with a strong anisotropic character. This finding makes spintronics devices using oxide electronics surface materials possible.
url http://dx.doi.org/10.1063/1.4942104
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AT fumiyukiishii spinsplitbandsofmetallichydrogenatedzno1010surfacefirstprinciplesstudy
AT hirokikotaka spinsplitbandsofmetallichydrogenatedzno1010surfacefirstprinciplesstudy
AT mineosaito spinsplitbandsofmetallichydrogenatedzno1010surfacefirstprinciplesstudy
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