Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 23 for “"zinc oxide nanoparticles"”.
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An investigation into the mechanism of toxicity of zinc oxide nanoparticles.
The wide scale use of ZnO nanoparticles (NPs) in the world consumer market has resulted in likelihood of exposure to human beings. The present study was aimed to assess the in vitro and in vivo interactions of ZnO NPs in the mammalian system and to elucidate the possible mechanism of their …
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Photocatalytic degradation of palm oil mill secondary effluent (POMSE) using zinc oxide nanoparticles
… photocatalysis process in presence of ZnO-PEG nanoparticles and its physicochemical is still limited. Therefore, this study reports on the comparison of physicochemical properties between the ZnO nanoparticles in presence of the different type of capping agent Commercial ZnO, ZnO-PEG and …
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Effects of Zinc Oxide Nanoparticles on the Pharyngeal Pumping and Neurological Behavior of C. elegans
Cogent data regarding the effects of manufactured zinc oxide nanoparticles (ZnO-NPs) on human health and other organisms is limited. With the prominence of manufactured ZnO - NPs increasing rapidly in recent years, the identification of prolonged consequences of exposure to the NPs is crucial. …
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Performance of polyethylene glycol (PEG) capped zinc oxide nanoparticles as photocatalyst in membrane photocatalytic reactor for industrial dye wastewater treatment
Zinc oxide (ZnO) nanoparticles have gained immense research interest because of its high photocatalytic efficiency, inexpensive material and environmentally friendly characteristics. Several capping agents were used on ZnO nanoparticles to solve the problem concerning the agglomeration and …
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The influence of biosynthesis zinc oxide nanoparticles by using fruit extracts of ananas comosus towards the performance of PSF/ZNO membrane
… to discover the influenced of biosynthesis of Zinc Oxide (ZnO) nanoparticles by using fruits extracts of Ananas Comosus towards the characteristic, properties and performance polysulfone (PSf) mixed matrix membrane. The biosynthesis ZnO, (ZnO (P)) nanoparticles powder was successfully …
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Solar photocatalytic degradation of basic red 51 in hair dye bathroom greywater using zinc oxide nanoparticles synthesized with Corriandrum sativum leaf extract
The high tendency of chemically synthesized ZnO NPs to aggregate causes drop in the solar photocatalytic degradation (SPD). The present study is aimed to formulate ZnO NPs synthesized using Corriandrum sativum leaf extract as a capping agent to prevent aggregation of ZnO NPs for hair dye bathroom …
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Applications for nanomaterials in critical technologies
… contaminated ground water. Development of metal oxide nanoparticles, as viricidal materials is of technological and fundamental scientific importance. Nanoparticles with high surface areas and ultra small particle sizes have dramatically enhanced efficiency and capacity of virus inactivation, …
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Differential Autophagic Responses to Nano-Sized Materials
… gene delivery vectors, and engineered titanium dioxide and zinc oxide nanoparticles, which are used in a variety of consumer products. I investigated a comprehensive set of makers of the lysosome-autophagy system with the ultimate goal of elucidating the specific nature of the autophagic response …
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Detection and Imaging of Neurotransmitters in Rodent Brain Tissue Using FMP-10 and ZnO Nanoparticle Matrices with Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry
… 2-fluoro-1-methyl pyridinium (FMP-10) and zinc oxide nanoparticles (ZnO NP), to image neurotransmitters in rodent brain tissue. FMP-10 facilitates on-tissue chemical derivatization to detect 17 neurochemicals, notably dopamine, γ-aminobutyric acid (GABA), serotonin, and norepinephrine. ZnO …
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ULTRA-FAST LASER ENHANCED PRINTING OF NANOMATERIAL FOR HIGH QUALITY TRANSPARENT ELECTRODE
… like polymer and bendable glass. Aluminum doped zinc oxide nanoparticles and silver nanowires were chosen as the printable nanomaterials. The laser – nanomaterial interaction and temperature evolution was studied by Comsol Multiphysics software. The nature intrinsic of laser induced localized …
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Electrochemical Studies and Antimicrobial Properties of Synthesized Green Mediated Metal Oxide Nanoparticles
Nanoparticles synthesized through alternate biological methods are known to be more biocompatible with no toxic effects. The biological method of synthesis relies on the ability of organic compounds to reduce metal ions and stabilize them into nanoparticles. In this study, a green approach was …
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Organic Electronics by Self-Assembly
… deals with field effect transistors based on zinc oxide nanoparticles. Stable dispersions of zinc oxide nanoparticles allow the fabrication of zinc oxide transistors by solution processes. Despite the high intrinsic electron mobilities of zinc oxide, a large surface to volume ratio of …
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A thermally stabilized fluorescent organic chromophore
… as cyanine dye, has been bound to generated zinc oxide nanoparticles. It has been shown that the material not only retains the characteristic absorption peak of the native chromophore, but it also continues to fluoresce with comparable intensity. The binding occurs through a Zn – …
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Investigations on Nanomaterials For Potential Biomedical Applications
… such as Carbon nanotubes (CNTs), graphene and Zinc Oxide (ZnO) nanofibers have led to several opportunities in biomedical research and clinical applications. The current and most promising applications of these nanomaterials include, but are not limited to, drug delivery, in vitro diagnostics, …
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Smart Nanocoated Structure for Energy Harvesting at Low Frequency Vibration
… different percentage of Ferrofluid (FNP) and Zinc Oxide nanoparticles (ZnO) and binder resin. The optimal coating mixture constituent percentage was based on the performance of the composite structure formed by applying the coating on the PZT. The fabricated PZT power generator composite with …
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Solution-Processed ZnO Nanoparticles for Optically Addressed Spatial Light Modulators and Other Applications
… material that was investigated in this work is zinc oxide nanoparticles (ZnO NPs) dispersion, motivated by the highest resolution on record of optically addressed spatial light modulators (OASLMs) using solution-based ZnO NP as photoactive material. ZnO is a popular type of semiconductor …
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Evaluation of Colloidal Stability and Ecotoxicity of Metal-based Nanoparticles in the Aquatic and Terrestrial Systems
… is designed to investigate (i) whether metals or oxide nanoparticles are more toxic than ions, and if MetPLATE<sup>TM</sup> bioassay is applicable as a rapid nanotoxicity screening tool; (ii) how variable water chemistry (dissolved organic carbon (DOC), pH, and hardness) and organic compounds …
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Prospective retarders for alkali-activated slag: stability at high alkalinity, effects on setting behavior and strength of paste
… ethylenediaminetetraacetic acid (EDTA) and zinc oxide nanoparticles. Isothermal calorimetry was the primary test conducted to observe effects on the reaction rate. Stability in the high pH environment was assessed visually and also chemically through infrared spectroscopy. Compressive …
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Electrochemical determination of gallic acid in food matrices using novel materials.
… working electrodes modified with graphene oxide nanoparticles and other metal oxide nanoparticles. The synthesised metal oxide nanoparticles were characterised using scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy, Fourier transform infrared spectroscopy and …
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Vat Photopolymerization of High-Performance Materials through Investigation of Crosslinked Network Design and Light Scattering Modeling
… a scaffold around polymer precursors or polymer nanoparticles, respectively. Both of these materials are first shaped by printing a green part followed by thermal post-processing to achieve the final part properties. This dissertation focuses on improving the processability of these material …
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