SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS

SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS

Abstract : <br /> <br /> <br /> <br /> <br /> Nanoink from Zinc Oxide (ZnO) nanoparticles has been synthesized by a Sol-gel method, where LiOH was used as hydrolyzing agent. The products were characterized by using spectrometer X-ray to determine their crystallite...

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Main Author: Marlina (NIM 202 05 008), Leni
Format: Theses
Language:Indonesia
Online Access:https://digilib.itb.ac.id/gdl/view/6388
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Institution: Institut Teknologi Bandung
Language: Indonesia
id id-itb.:6388
spelling id-itb.:63882017-09-27T14:40:52ZSYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS Marlina (NIM 202 05 008), Leni Indonesia Theses INSTITUT TEKNOLOGI BANDUNG https://digilib.itb.ac.id/gdl/view/6388 Abstract : <br /> <br /> <br /> <br /> <br /> Nanoink from Zinc Oxide (ZnO) nanoparticles has been synthesized by a Sol-gel method, where LiOH was used as hydrolyzing agent. The products were characterized by using spectrometer X-ray to determine their crystallite size, Scanning Electron Microscopy (SEM) to determine their micro structure and morphology, and UV-Vis to determine their spectrum absorption. With variation of concentration of LiOH, the size of crystallites was found 8 nm, 17 nm and 21 nm. The band-gap energy of ZnO was found 3.54 eV, 3.43 eV and 3.42 eV. By using an inkjet printer (Epson C45) we succeeded to develop invisible character (under natural illumination) on specific paper. The characters are visible under ultraviolet illumination. This nanoink is potential for use in developing security documents such as bank notes and paper money. <br /> text
institution Institut Teknologi Bandung
building Institut Teknologi Bandung Library
continent Asia
country Indonesia
Indonesia
content_provider Institut Teknologi Bandung
collection Digital ITB
language Indonesia
description Abstract : <br /> <br /> <br /> <br /> <br /> Nanoink from Zinc Oxide (ZnO) nanoparticles has been synthesized by a Sol-gel method, where LiOH was used as hydrolyzing agent. The products were characterized by using spectrometer X-ray to determine their crystallite size, Scanning Electron Microscopy (SEM) to determine their micro structure and morphology, and UV-Vis to determine their spectrum absorption. With variation of concentration of LiOH, the size of crystallites was found 8 nm, 17 nm and 21 nm. The band-gap energy of ZnO was found 3.54 eV, 3.43 eV and 3.42 eV. By using an inkjet printer (Epson C45) we succeeded to develop invisible character (under natural illumination) on specific paper. The characters are visible under ultraviolet illumination. This nanoink is potential for use in developing security documents such as bank notes and paper money. <br />
format Theses
author Marlina (NIM 202 05 008), Leni
spellingShingle Marlina (NIM 202 05 008), Leni
SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
author_facet Marlina (NIM 202 05 008), Leni
author_sort Marlina (NIM 202 05 008), Leni
title SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
title_short SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
title_full SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
title_fullStr SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
title_full_unstemmed SYNTHESIS OF ZINC OXIDE (ZnO) NANOPARTICLES FOR SECURITY APPLICATIONS
title_sort synthesis of zinc oxide (zno) nanoparticles for security applications
url https://digilib.itb.ac.id/gdl/view/6388
_version_ 1820663876671242240

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