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Showing 1 to 20 of 81 for “"Zinc Oxide (ZnO)"”.
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Palladium (pd) decorated zinc oxide (ZnO) nanoparticles for gas sensing applications: meat spoilage gases
… a challenge. In response to this, materials of ZnO decorated with palladium nanoparticles were synthesised using the hydrothermal method for the purpose of testing their gas sensing properties. After the synthesis of these nanoparticles, various characterization techniques for the investigation …
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Studies on the Preparation, Immobilization, and Luminescence Properties of Zinc Oxide (ZnO)Quantum Dots
… their physical and chemical properties. Zinc oxide quantum dots were synthesized through an ethanol based precipitation via colloidal synthesis method at various pH values. Various emission colors were obtained because the excited quantum dots of various sizes emitted specific wavelengths …
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Zinc Sunscreens Affect Development of Strongylocentrotus purpuratus Embryos
… to an increased release of the ingredients from zinc oxide (ZnO) sunscreens into marine environments. Though zinc (Zn) is a necessary micronutrient in the ocean, greater than natural Zn concentrations are being released into marine environments by use of sunscreens. The extent of the consequences …
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One-Dimensional nanostructured polymeric materials for solar cell applications
… their application in photovoltaic solar cells. Zinc oxide (ZnO) with one-dimensional and flower-like morphology was also prepared by microwave irradiation and used as electron acceptors in photovoltaics devices. The morphological, structural, spectroscopic and electrochemical characteristics of …
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Atom probe tomography study of wide bandgap semiconductor materials
… for wide bandgap semiconductors, specifically zinc oxide (ZnO) nanowires and GaN-based epitaxial sample. Wide bandgap semiconductor materials have attracted considerable attention in recent years because of the practical applications such as green and blue light emitting and laser diodes, …
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Light Emission from Zinc Oxide Nanoforest Plasma
<p>Zinc oxide (ZnO) nanorods were grown through chemical bath deposition tech- nique on different substrates, such as highly p-doped silicon microstructures, low p-doped silicon and silicon dioxide. High voltage (up to 80 V) induced plasma formation is reported with high intensity arcs of …
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Towards an understanding of peptide-inorganic interactions
… occur. The inorganic materials; crystalline zinc oxide (ZnO) and platinum (Pt) together with specific binding peptides identified using the phage display technique and alanine scanning for mutant sequences selected on the basis of peptide stability calculated in silico were synthesized, …
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Hollow cathode sputtering system - installation, operation and theoretical background
… the HCSS is to develop advanced thin conducting oxides (TCOs) as well as high resistivity transparent (HRT) layers which are used for thin film photovoltaic technology, particularly cadmium telluride based and copper indium gallium selenide based solar cells. A theoretical background of the thin …
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SYNTHESIS AND CHARACTERIZATION OF ZINC OXIDE BASED NANOSTRUCTURES AND COMPOSITES FOR ENERGY RELATED APPLICATIONS
… to report the synthesis and characterization of zinc oxide (ZnO) based nanostructures and composites for energy related applications using a simple and cost-effective chemical bath deposition (CBD) technique. Highly crystalline zinc oxide (ZnO) nanowires (NWs) were synthesized through CBD method …
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Thin film engineering for transparent thin film transistors
Zinc oxide (ZnO) and Indium Gallium Zinc Oxide (IGZO) thin films are of interest as oxide semiconductors in thin film transistor (TFT) applications, due to visible light transparency, and low deposition temperature. There is particular interest in ZnO and IGZO based transparent TFT devices …
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In-situ Synthesis of Piezoelectric-Reinforced Metal Matrix Composites
… reaction synthesis and high energy ball milling. Zinc oxide (ZnO) and barium titanate (BaTiO₃) have been successfully synthesized within copper and iron matrices in a range of volume percentages using reaction synthesis. The microstructures of these composites have been analyzed and found to …
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Nanowire Zinc Oxide MOSFET Pressure Sensor
… new kind of pressure sensor using self-assembly Zinc Oxide (ZnO) nanowires on top of the gate of a Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) is presented. Self-assembly ZnO nanowires were fabricated with a diameter of 80 nm and 800 nm height (80:8 aspect ratio) on top of the gate …
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Investigation of wide bandgap semiconductors for room temperature spintronic, and photovoltaic applications
… candidate for spintronic applications.</p> <p>Zinc oxide (ZnO) doped with transition metals such as nickel and manganese and grown by MOCVD is investigated, and bandgap tunability is studied. A bandgap reduction with transition metal doping is seen in ZnO with dilute doping of nickel or …
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ANALYZING THE INTERFACIAL PROPERTIES OF NATURAL FIBER COMPOSITES
… modified by in situ growth of inorganic metal oxides such as zinc oxide (ZnO) and hydroxyapatite (HAP) via a hydrothermal chemical synthesis process. These modifications aimed to improve interfacial bonding and load transfer between the fiber and polymer matrix. Composite samples were …
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Hydrothermal synthesis of zinc oxide nanowire arrays for photovoltaic applications
Zinc oxide (ZnO) nanowires with excellent crystal quality can be grown vertically aligned from a substrate using hydrothermal synthesis, a low-cost, scalable process that is compatible with many semiconductor processing techniques. However, precise control over nanowire array dimensions such as …
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Study of Semiconducting Nanomaterials: Photoelectrochemistry and Dynamic Light Scattering
… discusses photoelectrochemical studies on zinc oxide (ZnO) nanomaterials and stochastic collision studies of bare and sensitized titanium dioxide (TiO2) nanoparticles (NPs). A detailed study of NP colloidal behavior has been described with respect to dynamic light scattering (DLS) …
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Low Temperature Growth and Characterization of ZnO Nanostructures
… a light absorber. The two contacts proposed are Zinc Oxide (ZnO) nanowires and Bismuth Telluride (BiTe) nanowires, and the organic light absorber is a semiconductor porphyrin. To further develop and design this device, the two contact materials need to be characterized and further developed. This …
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Defect engineering of cuprous oxide thin-films for photovoltaic applications
… with terawatts-level deployment. Cuprous oxide (Cu₂O) is an earthabundant semiconductor with desirable properties for light-absorbing layers. However, power conversion efficiencies of solar cells comprising this absorber material remain significantly below the theoretical limit. In this …
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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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Charge transfer engineering in Phenyl-modified Carbon Nitride-based hybrid systems: from powder Photocatalysts to Thin films
… is combined with carbon nanotubes, titanium dioxide (TiO2), and zinc oxide (ZnO) to construct hybrid photocatalysts and thin films. Powder-based systems provide insight into interfacial charge transfer mechanisms and photocatalytic performance under visible light. To address limitations …
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