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Showing 1 to 20 of 102 for “"oxide films"”.
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High-throughput synthesis of functional oxide films
Epitaxy of metal oxides is of great interest since it provides a way to obtain desired novel properties for the applications such as electronics and energy. However, earlier epitaxy research's have been restricted because of the limited range of compositions and low-index of commercially available …
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CO oxidation on metal supported ultrathin oxide films
… durch der Ablagerung der fremden Übergangsmetalloxide auf dem Einzelkristall des stützendes Metals oder durch Oxidation des Substratmaterials unter den gut kontrollierten Bedienungen im Ultrahoch-Vakuum hergestellt. Die Filmstruktur und Zusammensetzung wurden anhand der "low energy electron …
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Growth and characterization of epitaxial gallium oxide films
… growth processes of MOVPE-grown (100) β-Ga2O3 films to fulfill the requirements of vertical devices. An in-depth study has been performed to develop the process of growing µm-level thick films with excellent electrical properties in terms of wide doping range and high mobility. The potential …
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Light induced reduction of individual graphene oxide films
Graphene oxide is a promising two-dimensional material with potential applications in many areas. It is basically a graphene basal plane decorated with various oxygen functional groups. By removing the functional groups through reduction, graphene oxide can be reduced to graphene-like films, hence …
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Nanometer-thick oxide films for pyroelectric energy conversion
… conversion is possible using pyroelectric thin films which allow fast thermal cycling and high electric fields. Published studies, however, have not investigated pyroelectric energy conversion in nanometer-thick films. In addition, there is a lack of suitable techniques for characterization of …
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Preparation and characterization of praseodymium oxide films and powders.
Nanocrystalline praseodymium oxide films have been successfully generated on stainless steel substrates. The electrochemical deposition was performed in the cathode compartment of a divided electrochemical cell with a regular three-electrode configuration. The green films obtained by …
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Electron beam interactive oxide films for nanometer scale lithography
A number of oxide thin films produced by rf sputtering have been found to show high resolution lithographic characteristics when exposed under high dose rate conditions in a scanning transmission electron microscope. Holes and lines less than 10 nm in dimensions have been formed in amorphous films …
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Chemomechanics of non-stoichiometric oxide films for energy conversion
… conversion and storage devices including solid oxide fuel cells (SOFCs) and lithium ion batteries (LIBs) are enabled by materials known as "non-stoichiometric oxides" that contain large concentrations of point defects such as oxygen or lithium vacancies. While this non-stoichiometry provides the …
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The optical properties of oxide films on copper and copper alloys
… conditions were selected to allow thin, thermal oxide films consisting of cuprous oxide only to be grown on copper and dilute copper alloy substrates. The identity of the oxide was confirmed by x-ray diffraction and coulometry. Spectral measurements covering the wavelength range 350 - 750 nm were …
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Epitaxial electrodeposition of metal oxide films and superlattices which exhibit resistance switching
… investigation of the electrodeposition of metal oxide films and superlattices on conducting polycrystalline and single crystal substrates. In the first part of the study, electrodeposition of magnetite (Fe₃O₄) films and superlattices in the magnetite/zinc ferrite system which exhibit resistance …
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Oxygen Transport in Vapor-Deposited Tin-Doped Indium Oxide Films (Diffusion, Electrochemical)
Dense, polycrystalline films of Sn-doped In(,2)O(,3) were vapor deposited on yttria-stabilized zirconia solid electrolytes. Oxygen transport through the films was monitored between 1100 and 1300(DEGREES)K near atmospheric oxygen pressures using electrochemical techniques. An attempt was made to …
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Semiconducting tin oxide and cobalt oxide films for future solar energy applications
… to other useful forms of energy. Semiconducting oxide thin films have potential applicability in photovoltaic conversion of solar energy to electrical energy and thermal energy collection or reflection. Pyrolytic thin films of Sn02-x and r. f. sputtered thin films of CoOx were prepared in this …
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Solution-Based Deposition of Ultrathin Metal Oxide Films on Metal and Superconductor Surfaces
… 16 was also used to deposit ultrathin zirconia films on gold, silver, and aluminum surfaces. X-ray photoelectron spectroscopy and atomic force microscopy were used to compare the physical properties of these films. Electrical measurements showed that zirconia films on Ag and Au are not …
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Reactivity of Oxide Surfaces and Metal-Oxide Interfaces: Effects of Water Vapor Pressure on Ultrathin Aluminum Oxide Films, and Studies of Platinum Growth Modes on Ultrathin Oxide Films and Their Effects on Adhesion
The reactivity of oxide surfaces and metal-oxide interfaces play an important role in many technological applications such as corrosion, heterogeneous catalysis, and microelectronics. The focus of this research was (1) understanding the effects of water vapor exposure of ultrathin aluminum oxide …
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On the growth of semiconductor-based epitaxial and oxide films from low energy ion beams
Thesis: Ph. D., Massachusetts Institute of Technology, Department of Materials Science and Engineering, 1992
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The effect of oxygen partial pressure on the epitaxy of cerium oxide films deposited on nickel substrates
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 1996.
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Optimization of gadolinium-doped zinc oxide films for diluted magnetic semiconductor and its effects on organic solar cell performance
… research, Gadolinium (Gd) was doped with Zinc Oxide (ZnO) to explore the feasibility of making new DMS. The Gd-doped ZnO (Zn1-xGdxO) was synthesized using the sol-gel spin coating technique. Parameters, such as the type of solvent, annealing environment and Gd contents, were varied in order to …
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