Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures
<p>Abstract</p><p>We have shown that the morphological features of the sol–gel derived thin films of ZnO depend strongly on the choice of the precursor materials. In particular, we have used zinc nitrate and zinc acetate as the precursor materials. While the films using z...
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Format: | Article |
Language: | English |
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SpringerOpen
2007-01-01
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Series: | Nanoscale Research Letters |
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Online Access: | http://dx.doi.org/10.1007/s11671-007-9089-x |
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author | Chandra Sudhir Bahadur Harish Srivastava AK Sharma RK |
author_facet | Chandra Sudhir Bahadur Harish Srivastava AK Sharma RK |
author_sort | Chandra Sudhir |
collection | DOAJ |
description | <p>Abstract</p><p>We have shown that the morphological features of the sol–gel derived thin films of ZnO depend strongly on the choice of the precursor materials. In particular, we have used zinc nitrate and zinc acetate as the precursor materials. While the films using zinc acetate showed a smoother topography, those prepared by using zinc nitrate exhibited dendritic character. Both types of films were found to be crystalline in nature. The crystallite dimensions were confined to the nanoscale. The crystallite size of the nanograins in the zinc nitrate derived films has been found to be smaller than the films grown by using zinc acetate as the precursor material. Selected area electron diffraction patterns in the case of both the precursor material has shown the presence of different rings corresponding to different planes of hexagonal ZnO crystal structure. The results have been discussed in terms of the fundamental considerations and basic chemistry governing the growth kinetics of these sol–gel derived ZnO films with both the precursor materials.</p> |
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institution | Directory Open Access Journal |
issn | 1931-7573 1556-276X |
language | English |
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spelling | doaj.art-665788c6dd194b2cabfa0f19410aaf112023-09-03T05:54:05ZengSpringerOpenNanoscale Research Letters1931-75731556-276X2007-01-01210469475Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their NanostructuresChandra SudhirBahadur HarishSrivastava AKSharma RK<p>Abstract</p><p>We have shown that the morphological features of the sol–gel derived thin films of ZnO depend strongly on the choice of the precursor materials. In particular, we have used zinc nitrate and zinc acetate as the precursor materials. While the films using zinc acetate showed a smoother topography, those prepared by using zinc nitrate exhibited dendritic character. Both types of films were found to be crystalline in nature. The crystallite dimensions were confined to the nanoscale. The crystallite size of the nanograins in the zinc nitrate derived films has been found to be smaller than the films grown by using zinc acetate as the precursor material. Selected area electron diffraction patterns in the case of both the precursor material has shown the presence of different rings corresponding to different planes of hexagonal ZnO crystal structure. The results have been discussed in terms of the fundamental considerations and basic chemistry governing the growth kinetics of these sol–gel derived ZnO films with both the precursor materials.</p>http://dx.doi.org/10.1007/s11671-007-9089-xZnO thin filmsMorphologiesSol–GelXRDSEMTEM |
spellingShingle | Chandra Sudhir Bahadur Harish Srivastava AK Sharma RK Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures Nanoscale Research Letters ZnO thin films Morphologies Sol–Gel XRD SEM TEM |
title | Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures |
title_full | Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures |
title_fullStr | Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures |
title_full_unstemmed | Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures |
title_short | Morphologies of Sol–Gel Derived Thin Films of ZnO Using Different Precursor Materials and their Nanostructures |
title_sort | morphologies of sol 8211 gel derived thin films of zno using different precursor materials and their nanostructures |
topic | ZnO thin films Morphologies Sol–Gel XRD SEM TEM |
url | http://dx.doi.org/10.1007/s11671-007-9089-x |
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