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Showing 1 to 20 of 26 for “"Oxide thin film"”.
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Plasma Treatment of Zinc Oxide Thin Film and Temperature Sensing Using the Zinc Oxide Thin Film
<p>Zinc oxide is a direct and wide bandgap, II-VI semiconductor. It has large exciton binding energy, large piezoelectric constant, strong luminescence, and high thermal conductivity. These properties make zinc oxide as a suitable material for various optoelectronic applications. Vacuum based …
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Bipolar metal oxide thin film diodes
… to be beneficial. The growth of the Internet of Things (IoT) also results in increasing demand for transparent and conformable electronics, which requires materials that are highly uniform in electrical properties over large areas. All these factors have contributed to the prominent interest in …
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Metal oxide thin film transistors for CMOS applications
Abstract Title: Metal oxide thin film transistors for CMOS applications Author: N.C.A. van Fraassen CMOS technology based on oxide thin film transistors (TFTs) is essential to reduce the power consumption and increase the complexity of low-cost (flexible) processors. These processors have the …
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The properties of sputtered copper oxide thin film for sensing application
… the optimum parameters required to deposit CuO thin film for gas sensing application using RF magnetron sputtering was investigated by correlating the copper oxide plasma and thin film. The optimum oxygen flow rate for the deposition of CuO thin film was observed to be 8sccm base on the ratio of …
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Cu2O thin films for p-type metal oxide thin film transistors
The rapid progress of n-type metal oxide thin film transistors (TFTs) has motivated research on p-type metal oxide TFTs in order to realise metal oxide-based CMOS circuits which enable low power consumption large-area electronics. Cuprous oxide (Cu2O) has previously been proposed as a suitable …
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Reducing Off-State Current in P-Type Metal Oxide Thin Film Transistors
The Internet of Things (IoT) is a system in which common objects in our lives are able to broadcast and communicate information as nodes in a large network of information. This diverse application system is a growing interest for many industries. Large Area Electronics (LAE) is required to …
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Fundamental studies of heterostructured oxide thin film electrocatalysts for oxygen reduction at high temperatures
… electrochemical energy technologies. Perovskite oxides are active for surface oxygen exchange at evaluated temperatures and they are used commonly in solid oxide fuel cells (SOFC) or electrolyzers. However, the oxide surface chemistry at high temperatures and near ambient oxygen pressure is …
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Developing cuprous oxide thin film characterization techniques to illuminate efficiency-limiting mechanisms in photovoltaic applications
… for solar conversion such as cuprous oxide (Cu₂O). Poor solar energy conversion efficiency (<2%) has hindered the development of this material, yet it is not well understood what is preventing the material from approaching the idealized maximum efficiency of 20%. The present work aims …
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Fabrication and characterization of nanostructured fluorine doped tin oxide thin film for dssc by hydrothermal method
Nanostructured Fluorine Doped Tin Oxide (FTO) thin film has been successfully synthesized on top of bare FTO layer substrates using hydrothermal method. The performance of FTO thin film including conductivity and transparency depend on the surface morphology and the properties of the material. …
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An investigation of the performance and stability of zinc oxide thin-film transistors and the role of high-k dielectrics.
Transparent oxide semiconducting films have continued to receive considerable attention, from a fundamental and application-based point of view, primarily because of their useful fundamental properties. Of particular interest is zinc oxide (ZnO), an n-type semiconductor that exhibits excellent …
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Development of enclosed life support system for underground rescue employing a photocatalytic metal oxide thin film to generate oxygen from water and reduce carbon dioxide
… chemical reduction, or "fixation", of carbon dioxide. Oxygen is generated through a photolytic reaction involving the interaction of UV light and a titanium dioxide thin film, resulting in the generation of oxygen gas at a rate of 0.0507 L 02 / min per m2 of photolytic surface.
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Microstructural effects on capacity-rate performance of vanadium oxide cathodes in lithium-ion batteries
Vanadium oxide thin film cathodes were analyzed to determine whether smaller average grain size and/or a narrower average grain size distribution affects the capacity-rate performance in lithium-ion batteries. Vanadium oxide thin films were prepared by sputtering onto ITO-coated glass substrates …
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Reactive radio frequency sputtering of iron oxide thin films for electrical resistivity characterization
… useful semiconductors could be made in the iron oxide thin film system by controlling the ratio of Fe<sup>2+</sup> to Fe<sup>3+</sup> ions. For the added versatility of producing all of the oxide phases from one source (target), reactive (in an oxygen/argon atmosphere) sputtering was chosen. In …
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Modeling and Spray Pyrolysis Processing of Mixed Metal Oxide Nano-Composite Gas Sensor Films
… of many industrial processes. The sensor films, which are considered the core of chemical sensors, have the capability to detect the presence and concentration of a specific chemical substance. Such sensor films achieve selectivity by detecting the interaction of the specific chemical …
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Scandium Oxide Thin Films and Their Optical Properties in the Extreme Ultraviolet
… and optical characterization of scandium oxide thin films. Thin films of scandium oxide, 20-40 nm thick, were deposited on silicon wafers, quartz slides, and silicon photodiodes by reactively sputtering scandium in an oxygen environment. These samples were characterized using ellipsometry, …
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Carrier manipulation in graphene/ferroelectric hybrid structures
… i.e. carbon nanoelectronics and complex oxide thin film electronics, is expected to lead to a range of new phenomena being accessible for observation, scientific characterization and understanding, as well as for utilization in future electronic devices. This thesis reports significant …
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Defect engineering of polycrystalline titanium dioxide synthesized by atomic layer deposition
… that the properties of semiconducting metal oxides for catalytic and integrated circuit applications can be improved when designed according to the principles of microelectronic devices. Defect engineering is used extensively in the semiconductor processing industry to produce devices with …
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Template Directed Growth of Nb doped SrTiO₃ using Pulsed Laser Deposition
Oxide materials display a wide range of physical properties. Recently, doped complex oxides have drawn considerable attention for various applications including thermoelectrics. Doped complex oxide materials have high Seebeck coefficients (S) and electrical conductivities (o) comparable to other …
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Nonlinear Microscopy for Material Characterization
… laser-induced damage studies of dielectric oxide thin film optical coatings. We present high contrast (S/N> 100 : 1) TH imaging of ~17 nm nanoindentations, individual 10 nm gold nanoparticles, nascent scandia and hafnia films, and laser induced material modification both above and below …
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Heterogeneously Integrated Impedance Based Biosensors
… integrated biosensors on a complementary metal-oxide semiconductor (CMOS) platform are the limited transducer design and the need for post-processing. To overcome these issues, a heterogeneously integrated system, which employs both CMOS and large-area processing, was proposed and developed. The …
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