Abstract: A method is disclosed for making a titanium-based compound film of a poly-silicon solar cell. In the method, a ceramic substrate is made of aluminum oxide. The ceramic substrate is coated with a titanium film in an e-gun evaporation system. Dichlorosilane is provided on the titanium film by atmospheric pressure chemical vapor deposition. A titanium-based compound film is formed on the ceramic substrate.

Abstract: A substrate is provided that has a metallic layer on a substrate surface of a substrate. A film made of a two dimensional (2-D) material, such as graphene, is deposited on a metallic surface of the metallic layer. The metallic layer is dewet and/or removed to provide the film on the substrate surface.

Abstract: A method of fabricating an injection-molded product includes: manufacturing an injection-molded material using a mold; forming a metal layer on an inner or outer surface of the injection-molded material; and removing a portion of the metal layer using a laser, and forming a pattern. Since the injection-molded product fabricated through the method has pattern with a metallic feeling, it can provide a metallic feeling of a high brightness that cannot be realized by a method such as printing and can provide a cubic feeling due to removal of a metal layer. The method provides portable products such as cases for cosmetic products and portable terminals with various visually appealing feelings, allowing users to express various individual styles or preferences using the portable products.

Abstract: A method and an apparatus for locally applying material to the surface of an anode of an X-ray source as well as a corresponding anode is presented. Anode material such as a repair material for filling a recess (121) in an X-ray emitting surface (115) is applied to the X-ray emitting surface of an anode (101). The location where such material is to be applied may be detected using a laser beam (133). The applied repair material including particles (41) of anode material such as tungsten, rhenium or molybdenum, is subsequently locally sintered using a high-energy laser beam (151). The sintered material may then be melted using a high-energy electron beam (163). Using such method, a damaged surface of an anode may be locally repaired. Alternatively, structures of different anode materials or of protrusions having different levels can be provided on the X-ray emitting surface (115) in order to selectively manipulate the X-ray emitting characteristics of the anode (101).

Abstract: A method of forming thin-film structure by oblique-angle deposition is provided. The method includes the steps of: evaporating target source in a chamber by an electron beam evaporation system, and introducing process gas into the chamber and adjusting tilt angle of the evaporation substrate and controlling temperature in the chamber during evaporation to form thin-film on a evaporation substrate by oblique-angle deposition, and then annealing the evaporation substrate to form a thin-film having porous nanorod microstructure.

Abstract: The invention provides methods for the application of active materials onto active surfaces useful in organic electronic devices. The methods of the invention include selecting a liquid composition including an active material and a suitable liquid medium whereby when the liquid composition is deposited on the desired active surface it has no greater than about a 40° contact angle; treating the active surface to raise its surface tension before the deposition of a liquid composition containing the desired active material is deposited thereon; and combination thereof. The invention also provides organic electronic devices having at least two active layers, wherein at least one active layer comprises an active material that was deposited using at least one practice of the method of the invention.

Abstract: A process for forming a coating on a substrate, such as a turbine engine component, is provided. The process comprises the steps of: providing a first rare earth oxide stabilized zirconia composition; providing a second composition selected from the group consisting of a yttria stabilized zirconia composition, a ceria stabilized zirconia composition, alumina, a chromia-alumina composition, a gadolinia stabilized zirconia composition, and mixtures thereof; blending the first rare earth oxide stabilized zirconia composition with the second composition to form a blended powder; and depositing the blended powder onto the substrate. Articles having the coating formed from the above process are also described.

Abstract: Provided is a method for preparing an epoxy substrate having a nanopattern, including: (a) forming a titanium oxide film by anodizing a titanium substrate; (b) obtaining a titanium substrate having a concave shape formed on the surface by removing the titanium oxide film from the titanium substrate on which the titanium oxide film has been formed; (c) coating an epoxy resin onto the titanium substrate on which the concave shape has been formed; and (d) obtaining an epoxy substrate having a nanopattern of convex surfaces by removing the titanium substrate. According to the presently disclosed method, an epoxy substrate having a nanopattern of convex surfaces is prepared by anodizing a titanium substrate, coating an epoxy resin onto a nanopattern formed with a concave shape on the surface of the titanium substrate, and removing the titanium substrate.

Abstract: Methods for making near net shape airfoil metal leading edge protective strips including providing a high temperature additive manufacturing device; providing a tooling system having a mandrel; a metallic cladding applied to the mandrel; and at least one cooling channel associated with the mandrel applying a metallic deposit to the mandrel having the metallic cladding using the high temperature additive manufacturing device; and concurrently removing heat from the mandrel using the at least one cooling channel to produce the near net shape airfoil metal leading edge protective strip.

Abstract: A method of tuning thin film properties using pulsed laser deposition (PLD) by tuning laser parameters is provided. Various embodiments may be utilized to tune magnetic properties, conductivity or other physical properties. Some embodiments may improve performance of electrochemical devices, for example a thin film electrode may be fabricated resulting in improved reaction speed of a Li ion battery. By way of example, a material property of thin film is tuned by setting a pulse duration. In some embodiments the numbers of laser pulses and laser pulse energy are other laser parameters which may be utilized to tune the film properties. The materials that can be synthesized using various embodiments of the invention include, but are not limited to, metals and metal oxides.

Abstract: A method for fabricating metal nanodots on a substrate is provided. The method includes: preparing a nanoporous polysulfone membrane; applying the nanoporous polysulfone membrane onto a substrate; depositing a metal into the pores of the polysulfone membrane thereby forming metal nanodots on the substrate; and removing the nanoporous polysulfone membrane.

Abstract: A coating steel component with a pattern of an iron based matrix with crystalline particles metallurgically bound to the surface of a steel substrate for use as disc cutters or other components with one or more abrading surfaces that can experience significant abrasive wear, high point loads, and large shear stresses during use. The coated component contains a pattern of features in the shape of freckles or stripes that are laser formed and fused to the steel substrate. The features can display an inner core that is harder than the steel substrate but generally softer than the matrix surrounding the core, providing toughness and wear resistance to the features. The features result from processing an amorphous alloy where the resulting matrix can be amorphous, partially devitrified or fully devitrified.

Abstract: A turbine blade for a turbine rotor, is provided having a single-crystal basic body which has a blade tip and extends in the radial direction. The turbine blade includes at least one oxidation-resistant intermediate coating, which is applied by laser metal forming and is epitaxially bonded to the basic body, is arranged on the radially outer blade tip, and in that an at least single-layer, wear-resistant and oxidation-resistant coating, which is applied by laser metal forming and consists of oxidation-resistant binder material and abrasive particles embedded therein, is arranged on at least certain regions of said epitaxial intermediate coating.

Abstract: A method for in situ formation of metal nanoclusters within a porous substrate comprises imbibing a porous substrate with an aqueous heavy metal salt solution, and exposing the imbibed porous substrate to ionizing radiation to form heavy metal nanoclusters within the porous substrate.

Abstract: Surface metallization technology for ceramic substrates is disclosed herein. It makes use of a known phenomenon that many metal-metal oxide alloys in liquid state readily wet an oxide ceramic surface and strongly bond to it upon solidification. To achieve high adhesion strength of a metallization to ceramic, a discrete metallization layer consisting of metal droplets bonded to ceramic surface using metal-metal oxide bonding process is produced first. Next, a continuous metal layer is deposited on top of the discrete layer and bonded to it using a sintering process. As a result a strongly adhering, glass-free metallization layer directly bonded to ceramic surface is produced. In particular, the process can be successfully used to metallize aluminum nitride ceramic with high thermal and electrical conductivity copper metal.

Abstract: Flexible SERS substrates, methods of making flexible SERS substrates, and methods of using flexible SERS substrates are disclosed.

Abstract: A method of wetting a surface of a solid substrate with a liquid metal, comprises activating said surface with a high energy beam; and introducing the liquid metal to the surface while in the active state, the temperature of the surface being above the melting point of the liquid metal.

Abstract: The present invention provides an improved electrostatic chuck for a substrate processing system. The electrostatic chuck comprising a main body having a top surface configured to support the substrate, a power supply to apply a voltage to the main body and a sealing ring disposed between the main body and the substrate wherein the sealing ring has a conductive layer.

Abstract: There is provided a substrate processing apparatus equipped with a metallic component, with at least a part of its metallic surface exposed to an inside of a processing chamber and subjected to baking treatment at a pressure less than atmospheric pressure. As a result of this baking treatment, a film which does not react with various types of reactive gases, and which can block the out diffusion of metals, is formed on the surface of the above-mentioned metallic component.

Abstract: A method of forming a structure useful in all forms of deposited metals, elemental metals, metal alloys, metal compounds, metal systems, including refractory metals such as tungsten and tantalum is provided. The structure generally comprises a substrate, a first layer formed atop the substrate, and a second layer formed atop the first layer. The first layer comprises a metal, which can be chromium, gold, platinum, aluminum, nickel, or copper. The second layer comprises a metal, elemental metal, metal alloy, metal compound, or metal system comprising a refractory metal such as tungsten or tantalum. The substrate can be a silicon, quartz or glass, metal, metal oxide or nitride.

Abstract: A method of production of a RE123-based oxide superconductor, said method of production of a RE123-based oxide superconductor characterized by comprising (i) firing a pulse laser at an oxide-based target including RE, Ba, and Cu satisfying the following formulas (1) and (2) to form a plume and (ii) holding a substrate in that plume to form an RE123-based oxide superconducting film: 0.8?2RE/Ba<1.0 ??(1) 0.8?3Ba/2Cu<1.

Abstract: Provided are methods for producing nanostructures and nanostructures obtained thereby. The methods include heating a certain point of a substrate dipped into a precursor solution of the nanostructures so that the nanostructures are grown in a liquid phase environment without evaporation of the precursor solution. The methods show excellent cost-effectiveness because of the lack of a need for precursor evaporation at high temperature. In addition, unlike the vapor-liquid-solid (VLS) process performed in a vapor phase, the method includes growing nanostructures in a liquid phase environment, and thus provides excellent safety and eco-friendly characteristics as well as cost-effectiveness. Further, the method includes locally heating a substrate dipped into a precursor solution merely at a point where the nanostructures are to be grown, so that the nanostructures are grown directly at a desired point of the substrate. Therefore, it is possible to grow and produce nanostructures directly in a device.

Abstract: A method of forming a layer of alpha-tantalum on a substrate including the steps of depositing a layer of titanium nitride on a substrate; and depositing a layer of alpha-tantalum on the layer of titanium nitride, wherein the deposition of the alpha-tantalum is carried out at temperatures below about 300° C.

Abstract: Improved solar collectors (40) comprising glass tubing (42) attached to bellows (44) by airtight seals (56) enclose solar absorber tubes (50) inside an annular evacuated space (54. The exterior surfaces of the solar absorber tubes (50) are coated with improved solar selective coatings (48) which provide higher absorbance, lower emittance and resistance to atmospheric oxidation at elevated temperatures. The coatings are multilayered structures comprising solar absorbent layers (26) applied to the meta surface of the absorber tubes (50), typically stainless steel, topped with antireflective Savers (28) comprising at least two layers 30, 32) of refractory metal or metalloid oxides (such as titania and silica) with substantially differing indices of refraction in adjacent layers. Optionally, at least one layer of a noble metal such as platinum can be included between some of the layers.

Abstract: The present disclosure concerns a means to use light manipulation in engineered or structured coatings for thermal or photothermal effects and/or refractive and reflective index management. Such metallic, nonmetallic, organic or inorganic metamaterials or nanostructures could be used to manipulate light or energy for thermal or photothermal effects and/or refractive and reflective index management on or in any material or substrate on or in any material or substrate. The light scattering properties of metallic particles and film can be used to tune such coatings, structures or films over a broad spectrum.

Abstract: Methods and apparatus for depositing thermal barrier coatings on gas turbine blades and vanes using Electron Beam Physical Vapor Deposition (EBPVD) combined with Ion Beam Assisted Deposition (IBAD).

Abstract: A method is disclosed for making a titanium-based compound film of a poly-silicon solar cell. In the method, a ceramic substrate is made of aluminum oxide. The ceramic substrate is coated with a titanium film in an e-gun evaporation system. Dichlorosilane is provided on the titanium film by atmospheric pressure chemical vapor deposition. A titanium-based compound film is formed on the ceramic substrate.

Abstract: The present invention relates to a variety of conductive ink compositions comprising a metal complex compound having a special structure and an additive and a method for preparing the same, more particularly to conductive ink compositions comprising a metal complex compound obtained by reacting a metal or metal compound with an ammonium carbamate- or ammonium carbonate-based compound and an additive and a method for preparing the same.

Abstract: In order to achieve micro alloying of protective coatings for components such as turbine blades in a turbine engine, a base metal is splutter coated by deposition of a trace element to a desired proportion. A protective layer of the base metal is then applied over the trace element to prevent further reaction or oxidation of the trace elements. A coating consumable is therefore formed from the base metal and the trace element. The consumable may be produced immediately prior to coating of the component or may be inertly stored for subsequent use. The consumable is applied by laser deposition techniques whereby a coating is formed in the melting process.

Abstract: The invention relates in general level to a method for coating glass products including large surface areas. The invention also relates to coated glass products manufactured by the method. The coating is carried out by employing ultra short pulsed laser deposition wherein pulsed laser beam is scanned with a rotating optical scanner including at least one mirror for reflecting the laser beam. The invention has several both industrially and qualitatively advantageous effects such as high coating production rate, excellent coating properties and overall low manufacturing costs.

Abstract: The invention relates to a method for precision processing of substrates in which a liquid jet which is directed towards a substrate surface and contains a processing reagent is guided over the regions of the substrate to be processed, a laser beam being coupled into the liquid jet. Likewise, a device which is suitable for implementation of the method is described. The method is used for different process steps in the production of solar cells.

Abstract: The present invention provides an oxidation-resistant coating having superior oxidation resistance and superior ductility and toughness for long-term use, and a method for forming the oxidation-resistant coating. An MCrAlY layer primarily containing an MCrAlY alloy (in which M indicates at least one element of Co and Ni) is formed on a substrate formed of a heat-resistant metal by thermal spraying or EB=PVD, and subsequently, aluminum is diffused into a part of the MCrAlY layer in the thickness direction thereof from a side opposite to the substrate.

Abstract: A process for resurfacing a monocrystalline or directionally solidified metallic piece, having a thickness (Ws), in which a laser beam and a flux of metallic powder, whereof the nature is the same as that of the metallic piece, is applied to the piece to produce at least one layer of metal, monocrystalline or directionally solidified, from the piece, the laser beam being sent out at a power “P”, and moving along the piece at a speed “v”, wherein the laser beam and the flux of powder are applied coaxially on the piece and the P/v ratio is within the range defined on the figure.

Abstract: One or more methods for the manufacture of a die plate of an extruder of a pelletizer for thermoplastic material, with die orifice openings are provided. One or more of the methods can include providing a die plate blank having a die plate base material; producing a functional layer with a reinforcing material in at least one region on at least one side of the die plate blank, and applying the reinforcing material to the die plate base material in the region of the functional layer by laser dispersion.

Abstract: An article comprising an article having a first surface and a second surface adapted to come into contact with the first surface and a first protective coating on at least a portion of the first surface. The first protective coating comprises a first coating layer. The first coating layer comprises a first component comprising boron, titanium or chromium and a second component comprising nitrogen or carbon. At least a portion of the first protective coating comes into contact with the second surface when the second surface comes into contact with the first surface. A method for reducing the wear and galling of a first surface of an article comprising applying a coating to the first surface of the article.

Abstract: A piezo-electric film forming method includes (1) a first moving step of moving a nozzle with respect to a substrate along a first direction to form a first piezo-electric band extending along the first direction, (2) a measuring step of measuring thickness distribution along the width of the first piezo-electric band, (3) a calculating step of calculating a shifting distance based on the thickness distribution, (4) a shifting step of moving the nozzle with respect to the substrate along a second direction by the calculated shifting distance, wherein the second direction intersects with the first direction, and (5) a second moving step of moving the nozzle with respect to the substrate along the first direction to form a second piezo-electric band extending along the first direction. The piezo-electric film is formed such that the first piezo-electric band and the second piezo-electric band are overlapped.

Abstract: Optical information media containing a magnesium metal layer and a reactive material layer are disclosed. The magnesium metal can react directly with the reactive material layer, or with a chemical evolved from the reactive material layer after application of energy from a source such as a laser.

Abstract: A metallic nanoparticle coated microporous substrate, the process for preparing the same and uses thereof are described.

Abstract: The invention provides a laser marking additive comprising mixed oxides of tin and a transition metal. Methods of making and using the additive are also provided.

Abstract: A variable hardness gradient armor alloy is produced with a liquid-state reaction between a metallic molten pool and a gaseous atmosphere having a small fraction of reactive gas. The content of the reactant gas is varied as the armor is fabricated in order to vary the properties of the resultant material across its thickness and typically include, for example, a hardened outer or initial layer for impact resistance, and at least one inner layer having a lower hardness than the outer layer but greater energy absorption.

Abstract: The invention relates to an atomized aluminum powder for thin, platelet-shaped effect pigments having a narrow relative breadth of the thickness distribution. The powder of the invention is characterized by a particle size band of d10=0.15 to 3.0 ?m and d50=0.8 to 5.0 ?m and also d90=2.0 to 8.0 ?m. The subject matter of the invention relates additionally to a method of producing the atomized aluminum powder of the invention, and to the use of the atomized aluminum powder of the invention as a laser marking agent or laser weldability agent for plastics. The subject matter of the invention relates additionally to the use of the fine atomized aluminum powder for producing ultrathin aluminum pigments by wet milling.

Abstract: A method is provided for depositing a hard wear resistant surface onto a porous or non-porous base material of a medical implant. The wear resistant surface of the medical implant device may be formed by a Laser Based Metal Deposition (LBMD) method such as Laser Engineered Net Shaping (LENS). The wear resistant surface may include a blend of multiple different biocompatible materials. Further, functionally graded layers of biocompatible materials may be used to form the wear resistant surface. Usage of a porous material for the base may promote bone ingrowth to allow the implant to fuse strongly with the bone of a host patient. The hard wear resistant surface provides device longevity, particularly when applied to bearing surfaces such as artificial joint bearing surfaces or a dental implant bearing surfaces.

Abstract: A precursor composition for the deposition and formation of an electrical feature such as a conductive feature. The precursor composition advantageously has a low viscosity enabling deposition using direct-write tools. The precursor composition also has a low conversion temperature, enabling the deposition and conversion to an electrical feature on low temperature substrates. A particularly preferred precursor composition includes silver metal for the formation of highly conductive silver features.

Abstract: The invention relates to a method for producing electrically conductive surfaces on a nonconductive substrate, comprising the following steps: a) transferring a dispersion containing electrolessly and/or electrolytically coatable particles from a support onto the substrate by irradiating the support with a laser, b) at least partially drying and/or curing the dispersion transferred onto the substrate, so as to form a base layer, c) electrolessly and/or electrolytically coating the base layer.

Abstract: Films of magnesium mixed with titanium are produced by non-equilibrium alloying processes such as electron beam evaporation of magnesium and titanium ingots in a very low pressure chamber. Such magnesium-titanium films form as single phase solid solutions. Titanium is inherently resistant to corrosion and its admixture with magnesium in solid solution provides a new composition that is less subject to intra-film galvanic corrosion. The magnesium-titanium films also provide relatively hard and strong coatings.

Abstract: A process to chemically refine and consolidate tantalum, niobium and their alloys to a fabricated product of net shape or near-net shape with higher throughput, more consistency, and lower manufacturing costs compared to prior art routes or rejuvenate damaged and deteriorated refractory metal parts. Powder metal is loaded into hoppers to be fed into laser forming/melting equipment. A suitable substrate is loaded into a laser forming/melting chamber onto which the powder will be deposited and consolidated in a point-scan process. As the powder is fed onto successive points of the surface of the substrate in linear traces, the laser is used to heat and partially melt the substrate and completely melt the powder. A combined deposition and melt beam traces the substrate surface repeatedly over a selected area to build up a dense coating of controlled microstructure in multiple layers. A fully dense deposit is built up that becomes the desired shape.

Abstract: The present invention provides a transparent conductive film having high conductivity and a production method therefor. The present invention further provides a sintered body for forming the transparent conductive film and a production method therefor. The transparent conductive film comprises Ga, Ti, and O. The sintered body comprises Ga, Ti, and O. The method for producing a sintered body comprises the steps of: (a) mixing a titanium-containing powder and a gallium-containing powder; and (b) compacting and sintering the obtained mixture.

Abstract: The invention provides a method of efficiently producing a superconductive material more excellent in properties without the occurrence of ablation and so forth, and large in area when executing thermal decomposition of an organic compound of metals, and formation of a superconductive material with heat treatment.

Abstract: A method of depositing a hard wear resistant surface onto a porous or non-porous base material of a medical implant. The medical implant device formed by a Laser Based Metal Deposition (LBMD) method. The porous material of the base promotes bone ingrowth allowing the implant to fuse strongly with the bone of a host patient. The hard wear resistant surface provides device longevity when applied to bearing surfaces such as artificial joint bearing surface or a dental implant bearing surface.

Abstract: A method for producing an element including a substrate having a plurality of nanocylinders deposited thereon includes providing the substrate. The substrate is covered with a nanoporous Al2O3 membrane so as to provide a covered substrate. The covered substrate is alternately vapor-deposited, at a vapor-deposition temperatures from 250° C. to 400° C., with atoms of a magnetic element and atoms of a non-magnetic element so as to provide the plurality of nanocylinders. Each nanocylinder includes at least four superposed layers including, alternatively, the atoms of the magnetic element and the atoms of the non-magnetic element. The nanoporous Al2O3 membrane is then removed so that the nanocylinders remain on the substrate.