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   Articles with "zno nanocrystals" as a keyword



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Chlorine gas reaction with ZnO wurtzoid nanocrystals as a function of temperature: a DFT study

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recommendations! Published in 2017 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-017-3309-9

Abstract: In the present work, we applied density functional theory and temperature-dependent Gibbs free energy calculations to wurtzoid structures to explain the sensitivity of ZnO nanocrystals towards chlorine molecules. In agreement with experimental findings, our results… read more here.

Keywords: zno nanocrystals; chlorine gas; temperature; chlorine ... See more keywords
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Nanofilm of ZnO nanocrystals/carbon nanotubes as biocompatible layer for enzymatic biosensors in capacitive field-effect devices

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recommendations! Published in 2017 at "Journal of Materials Science"

DOI: 10.1007/s10853-017-1369-y

Abstract: The incorporation of nanomaterials that are biocompatible with different types of biological compounds has allowed the development of a new generation of biosensors applied especially in the biomedical field. In particular, the integration of film-based… read more here.

Keywords: zno; effect devices; zno nanocrystals; field effect ... See more keywords
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Effects of Co and Cu dopants on the structural, optical, and electrical properties of ZnO nanocrystals

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recommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-016-6285-4

Abstract: Co and Cu doped ZnO nanocrystals were successfully deposited by a sol–gel process. The structure of the samples was characterized by X-ray diffraction. The effects of the dopants on optical and electrical properties of ZnO… read more here.

Keywords: dopants structural; zno nanocrystals; optical electrical; effects dopants ... See more keywords
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Structural and optical properties of Na doped ZnO nanocrystals: Application to solar photocatalysis

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recommendations! Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2016.11.204

Abstract: Abstract Na doped ZnO nanocrystals (NCs) were successfully produced by sol–gel process and characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), high resolution TEM (HRTEM), Raman scattering, UV–vis diffuse reflectance spectroscopy and photoluminescence (PL).… read more here.

Keywords: structural optical; optical properties; zno; zno nanocrystals ... See more keywords
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Effect of the location of Mn2+ ions in the optical and magnetic properties of ZnO nanocrystals

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recommendations! Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2020.156611

Abstract: Abstract Intrinsically stable metal oxide systems, such as nanosized zinc oxide (ZnO), offer an ideal template for the production of transition metal (TM)-doped structures or diluted magnetic semiconductor (DMS) nanocrystal. Then, a systematic study of… read more here.

Keywords: zno nanocrystals; optical magnetic; geometry; mn2 ions ... See more keywords
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Magnetic properties and photovoltaic applications of ZnO:Mn nanocrystals.

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recommendations! Published in 2018 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2018.02.002

Abstract: A simple and large-scale synthetic method of Mn doped ZnO (ZnO:Mn) was developed in this work. ZnO:Mn nanocrystals with hexagonal structure were prepared by thermal decomposition of zinc acetate and manganese acetate in the presence… read more here.

Keywords: properties photovoltaic; magnetic properties; zno nanocrystals; applications zno ... See more keywords
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Thermal evolution of impurities and hydroxyl groups in ZnO nanocrystals

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recommendations! Published in 2019 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2019.01.006

Abstract: Abstract Impurities and surface hydroxyl groups play vital roles in tailoring the physicochemical properties of metal oxides. Herein, commercial ZnO nanocrystals (Sigma-Aldrich) were selected to trace the impurity and hydroxyl group evolution by temperature dependent… read more here.

Keywords: thermal evolution; zno nanocrystals; evolution impurities; hydroxyl groups ... See more keywords
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Radiative defects, emission and structure of ZnO nanocrystals obtained by electrochemical method

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recommendations! Published in 2017 at "Materials Research Bulletin"

DOI: 10.1016/j.materresbull.2016.09.016

Abstract: Abstract Radiative defects, emission and structure of ZnO nanocrystals (NCs) have been studied by means of the scanning electron microscopy (SEM), energy dispersion spectroscopy (EDS), X-ray diffraction (XRD) and photoluminescence (PL) techniques. ZnO NCs were… read more here.

Keywords: emission structure; radiative defects; zno; zno nanocrystals ... See more keywords
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Effect of Gd 3+ doping on structural and optical properties of ZnO nanocrystals

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recommendations! Published in 2017 at "Solid State Sciences"

DOI: 10.1016/j.solidstatesciences.2017.04.006

Abstract: Abstract To investigate the effect of rare earth ions on the excitation energy redistribution between the UV and visible photoluminescence, the Gd 3+ doped ZnO nanocrystals prepared through Sol-Gel method were studied. Different structural characterizations… read more here.

Keywords: effect doping; structural optical; optical properties; zno nanocrystals ... See more keywords
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Synthesis of ZnO nanocrystals in a-SiO2/Si ion track templates

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recommendations! Published in 2018 at "Surface and Coatings Technology"

DOI: 10.1016/j.surfcoat.2018.04.008

Abstract: Abstract Zn-based nanoparticles were precipitated into nanoporous a-SiO2/Si templates using chemical and electrochemical deposition. Nanoporous SiO2 layer on Si was created by the irradiation with fast Xe ions at cyclotron DC-60 (Astana, Kazakhstan) and further… read more here.

Keywords: synthesis zno; zno nanocrystals; nanocrystals sio2; ion track ... See more keywords
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Oxygen vacancies mediated cooperative magnetism in ZnO nanocrystals: A d0 ferromagnetic case study

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recommendations! Published in 2020 at "Vacuum"

DOI: 10.1016/j.vacuum.2020.109921

Abstract: Abstract This article reports on the oxygen vacancies and defects induced cooperative magnetism of 28 nm (as prepared) and 74 nm (annealed) sized nanocrystals of ZnO synthesized through sol- gel auto-combustion route. UV–Vis–NIR optical absorption and photoluminescence… read more here.

Keywords: zno nanocrystals; oxygen; cooperative magnetism; oxygen vacancies ... See more keywords