Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors

The optimization of novel transparent conductive oxides (TCOs) implies a better understanding of the role that the dopant plays on the optoelectronic properties of these materials. In this work, we perform a systematic study of the homologous series Zn<sub>k</sub>In<sub>2</sub&g...

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Main Authors: Javier García-Fernández, Almudena Torres-Pardo, Julio Ramírez-Castellanos, Marta D. Rossell, José M. González-Calbet
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/11/1/198
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author Javier García-Fernández
Almudena Torres-Pardo
Julio Ramírez-Castellanos
Marta D. Rossell
José M. González-Calbet
author_facet Javier García-Fernández
Almudena Torres-Pardo
Julio Ramírez-Castellanos
Marta D. Rossell
José M. González-Calbet
author_sort Javier García-Fernández
collection DOAJ
description The optimization of novel transparent conductive oxides (TCOs) implies a better understanding of the role that the dopant plays on the optoelectronic properties of these materials. In this work, we perform a systematic study of the homologous series Zn<sub>k</sub>In<sub>2</sub>O<sub>k+3</sub> (IZO) by characterizing the specific location of indium in the structure that leads to a nanodomain framework to release structural strain. Through a systematic study of different terms of the series, we have been able to observe the influence of the <i>k</i> value in the nano-structural features of this homologous series. The stabilization and visualization of the structural modulation as a function of <i>k</i> is discussed, even in the lowest term of the series (<i>k</i> = 3). The strain fields and atomic displacements in the wurtzite structure as a consequence of the introduction of In<sup>3+</sup> are evaluated.
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spelling doaj.art-e09ef125a1ff4ea2873f6f730d059f3e2023-12-03T13:15:22ZengMDPI AGNanomaterials2079-49912021-01-0111119810.3390/nano11010198Evaluation of the Nanodomain Structure in In-Zn-O Transparent ConductorsJavier García-Fernández0Almudena Torres-Pardo1Julio Ramírez-Castellanos2Marta D. Rossell3José M. González-Calbet4Inorganic Chemistry Department, Chemical Sciences Faculty, Universidad Complutense de Madrid, 28040 Madrid, SpainInorganic Chemistry Department, Chemical Sciences Faculty, Universidad Complutense de Madrid, 28040 Madrid, SpainInorganic Chemistry Department, Chemical Sciences Faculty, Universidad Complutense de Madrid, 28040 Madrid, SpainElectron Microscopy Center, Empa, Swiss Federal Laboratories for Materials Science and Technology, 8600 Dübendorf, SwitzerlandInorganic Chemistry Department, Chemical Sciences Faculty, Universidad Complutense de Madrid, 28040 Madrid, SpainThe optimization of novel transparent conductive oxides (TCOs) implies a better understanding of the role that the dopant plays on the optoelectronic properties of these materials. In this work, we perform a systematic study of the homologous series Zn<sub>k</sub>In<sub>2</sub>O<sub>k+3</sub> (IZO) by characterizing the specific location of indium in the structure that leads to a nanodomain framework to release structural strain. Through a systematic study of different terms of the series, we have been able to observe the influence of the <i>k</i> value in the nano-structural features of this homologous series. The stabilization and visualization of the structural modulation as a function of <i>k</i> is discussed, even in the lowest term of the series (<i>k</i> = 3). The strain fields and atomic displacements in the wurtzite structure as a consequence of the introduction of In<sup>3+</sup> are evaluated.https://www.mdpi.com/2079-4991/11/1/198nano-characterization(Cs)-corrected electron microscopygeometric phase analysisZn<sub>k</sub>In<sub>2</sub>O<sub>k+3</sub> homologous series
spellingShingle Javier García-Fernández
Almudena Torres-Pardo
Julio Ramírez-Castellanos
Marta D. Rossell
José M. González-Calbet
Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
Nanomaterials
nano-characterization
(Cs)-corrected electron microscopy
geometric phase analysis
Zn<sub>k</sub>In<sub>2</sub>O<sub>k+3</sub> homologous series
title Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
title_full Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
title_fullStr Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
title_full_unstemmed Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
title_short Evaluation of the Nanodomain Structure in In-Zn-O Transparent Conductors
title_sort evaluation of the nanodomain structure in in zn o transparent conductors
topic nano-characterization
(Cs)-corrected electron microscopy
geometric phase analysis
Zn<sub>k</sub>In<sub>2</sub>O<sub>k+3</sub> homologous series
url https://www.mdpi.com/2079-4991/11/1/198
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AT julioramirezcastellanos evaluationofthenanodomainstructureininznotransparentconductors
AT martadrossell evaluationofthenanodomainstructureininznotransparentconductors
AT josemgonzalezcalbet evaluationofthenanodomainstructureininznotransparentconductors