Abstract: A method of depositing a thin gold coating on bipolar plate substrates for use in fuel cells includes depositing a gold coating onto at least one surface of the bipolar plate substrate followed by annealing the gold coating at a temperature between about 200° C. to 500° C. The annealed gold coating has a reduced porosity in comparison with a coating which has not been annealed, and provides improved corrosion resistance to the underlying metal comprising the bipolar plate.

Abstract: Systems and methods for the synthesis of lubricant-containing microcapsules are disclosed. Embodiments of composite nickel and copper coatings containing capsules with liquid lubricating oil cores are also disclosed. In certain embodiments, microcapsules can be incorporated into a metal plating solution to perform composite electrodeposition to obtain self lubricant metallic coatings. In some embodiments, much lower friction coefficient (˜0.8) and far better wear resistance was obtained with the copper/microcapsules composite.

Abstract: A manufacturing method of an electrochromic working electrode is disclosed, comprising electroplating a first conductive polymer and nanoparticles in order on a surface of an ITO conductive glass using an electrochemical method so as to obtain a electrochromic working electrode coated with the first conductive polymer and the nanoparticles. The invention further discloses an electrochromic device. By adopting the invention, the reaction rate of an electrochromic material on a surface of the electrochromic working electrode can be improved, and the response time of the electrochromic material can be reduced.

Abstract: A method for fabricating a super-hydrophobic surface having excellent surface strength and an evaporator having the super-hydrophobic surface fabricated by the method are provided. The method includes preparing a metal base material, anodizing the metal base material to form a ceramic layer having a complex structure of a microstructure and nano-fiber structures on a surface of the metal base material, and applying a hydrophobic polymer material on the complex structure to form a polymer layer having the same surface shape as the complex structure.

Abstract: Combustion control electrode assemblies, combustion control systems using such assemblies, and methods of manufacturing and using such assemblies are disclosed. The electrode assemblies may include one or more electrodes including a sintered refractory metal material for heat and/or wear resistance. In an embodiment, an electrode assembly for a combustion control system may include at least one substrate and at least one electrode formed on the at least one substrate. The at least one electrode may include a sintered refractory metal material. The at least one electrode may be configured to be mounted proximate to or contacting a flame. The electrode assembly may further include at least one voltage source operatively coupled to the at least one electrode. The at least one electrode and the at least one voltage source may be collectively configured to apply an electric field to one or more regions at least proximate to the flame.

Abstract: A method for the electrochemical coating of a workpiece surface (2), micro- or nanoscale particles being introduced into the coating is provided. During coating, at least one jet composed of a jet medium comprising the micro- or nanoscale particles to be introduced is directed onto the workpiece surface (2).

Abstract: A method for electrodepositing copper nanoparticles includes the steps of a) providing a reaction system having an electrolyte solution, a conductive nitride film used as a working electrode and immersed in the electrolyte solution, a copper metal or a copper alloy used as an auxiliary electrode and immersed in the electrolyte solution, and a reference electrode immersed in the electrolyte solution; and b) applying a pulse voltage to the reaction system to form copper nanoparticles on a surface of the conductive nitride film.

Abstract: One aspect of the present invention is a solar cell substrate, comprising: a lower substrate; and a lower electrode that is formed on the upper part of said lower substrate, wherein a metal diffusion-preventing film having at least one or two or more metal layers is included between said lower substrate and said lower electrode, and if two or more metal layers are formed, the metal layers adjoining each other can be different metals.

Abstract: A thermal interface material (1) comprises a bulk polymer (2) within which is embedded sub-micron (c. 200 to 220 nm) composite material wires (3) having Ag and carbon nanotubes (“CNTs”) 4. The CNTs are embedded in the axial direction and have diameters in the range of 9.5 to 10 nm and have a length of about 0.7 ?m. In general the pore diameter can be in the range of 40 to 1200 nm. The material (1) has particularly good thermal conductivity because the wires (3) give excellent directionality to the nanotubes (4)—providing very low resistance heat transfer paths. The TIM is best suited for use between semiconductor devices (e.g. power semiconductor chip) and any type of thermal management systems for efficient removal of heat from the device.

Abstract: In a method of plating aluminum based articles, an iron-based composite plating bath formed by admixing a nano-sized, particle-deposited carbon material into an iron plating bath at a ratio of 1.0 g per liter is provided. Using the iron-based composite plating bath, an iron-based composite plating layer containing the nano-sized, particle-deposited carbon material is plated on an aluminum-based base material.

Abstract: The invention relates to a cathode for hydrogen evolution in electrolysis cells, for instance chlor-alkali cells or cells for producing chlorate or hypochlorite, obtained starting from a substrate of nickel or other conductive material galvanically coated with nickel co-deposited with an amorphous molybdenum oxide.

Abstract: An electrochemical-codeposition method for forming a carbon nanotube (CNT) reinforced metal nanocomposite includes providing a reaction vessel having an anode and a cathode and a plating solution therein, where the plating solution includes at least one acid, at least one surfactant, a plurality of CNTs, and a plurality of metal cations that include at least one metal. The plating solution has a pH between 2 and 4.5 and at least a portion of the plurality of CNTs are positively charged CNTs in the plating solution. A power supply is connected between the anode and cathode. The positively charged CNTs and metal cations are both electrochemically-codeposited onto the cathode to form the nanocomposite, wherein the metal provides a continuous metal phase for the nanocomposite.

Abstract: The present invention is produced by a composite with an Eu (II) compound nanoparticle and a metal nanoparticle. Such production generates quantum size effects of the Eu (II) compound nanoparticle, while the surface plasmon of the metal nanoparticle can be used. Thus, the magnetooptical property can be improved. In addition, a thin film may be produced by a composite with an Eu (II) compound nanoparticle and a metal nanoparticle.

Abstract: A process for manufacturing a catalytic, electrically conductive electrode based on metal particles, comprises: a step of electroplating with a metal salt to form the said metal particles at the surface of an electrode, characterized in that the step of electroplating of the metal salt is performed in the presence of a blocking chemical species with a high power of absorption onto the surface of the said metal particles and with an oxidation potential higher than the reduction potential of the said metal salt such that the blocking chemical species conserves its blocking power during the reduction reaction of the said metal salt, and so as to reduce the size of the metal particles formed, constituting the said catalytic, electrically conductive electrode; and, a step of desorption of the blocking chemical species.

Abstract: One aspect of the present invention is a method of processing a substrate. In one embodiment, the method comprises forming an electrical conductor on or in the substrate by providing a mixture comprising metal particles and an electroless deposition solution and electrolessly depositing a metal matrix and co-depositing the metal particles. In another embodiment, the method comprises forming an electrical conductor on or in the substrate by providing a mixture comprising metal particles and an electrochemical plating solution and electrochemically plating a metal matrix and co-depositing the metal particles. Another aspect of the present invention is a mixture for the formation of an electrical conductor on or in a substrate. Another aspect of the present invention is an electronic device.

Abstract: Disclosed herein is a porous silicon-based electrode active material, comprising a silicon phase, a SiOx (0<x<2) phase and a silicon dioxide phase and having a porosity of 7-71%.

Abstract: Disclosed herein is an electrode active material for a secondary battery, and more particularly to an electrode active material comprising a porous silicon oxide-based composite and the method for preparing a porous silicon oxide-based composite.

Abstract: Various embodiments of surface-modified devices, components, and associated methods of manufacturing are described herein. In one embodiment, an implantable device suitable for being implanted in a patient includes an implantable material having a utile shape and a surface and a modification material deposited on at least a portion of the surface of the implantable material. The modification material has a release rate in an implantation environment in the patient. The modification material at the release rate is effective as bactericidal without being cytotoxic to the patient.

Abstract: Disclosed are an open-porous metal foam and a method for manufacturing the same. An open-porous metal foam according to an exemplary embodiment of the present invention is made of an iron-based alloy including 15 wt % or more of chrome and 5 wt % or more of aluminum. The open-porous metal foam is a semi-product that is formed of iron or the iron-based alloy that does not include chrome and aluminum or includes a smaller amount of chrome and aluminum in the powder when manufacturing, and the surface and the open pore thereof are uniformly coated with the powder of the iron-chrome-aluminum alloy and the organic binding agent. When heat treatment is performed under a reduction atmosphere, sintering is performed.

Abstract: Disclosed herein are electroplating apparatuses for electroplating metal onto a semiconductor wafer which may include an electroplating cell, an electrolyte circulation system connected to the cell for circulating electrolyte to and from the cell, first and second sampling ports for taking first and second sample of electrolyte at first and second locations in the apparatus, and one or more liquid particle counter modules, connected to the first and second sampling ports, for measuring particle concentration in the electrolyte. Also disclosed herein are methods for reducing particle concentration in an electrolyte present in an electroplating apparatus which may include determining an approximate particle concentration using a liquid particle counter module and modifying the operation of the electroplating apparatus to reduce particle concentration in the electrolyte.

Abstract: Some embodiments include methods of forming charge-trapping zones. The methods may include forming nanoparticles, transferring the nanoparticles to a liquid to form a dispersion, forming an aerosol from the dispersion, and then directing the aerosol onto a substrate to form charge-trapping centers comprising the nanoparticles. The charge-trapping zones may be incorporated into flash memory cells.

Abstract: A method of depositing a thin gold coating on bipolar plate substrates for use in fuel cells includes depositing a gold coating onto at least one surface of the bipolar plate substrate followed by annealing the gold coating at a temperature between about 200° C. to 500° C. The annealed gold coating has a reduced porosity in comparison with a coating which has not been annealed, and provides improved corrosion resistance to the underlying metal comprising the bipolar plate.

Abstract: A biosensor system comprises a capillary substrate, conductive electrode, and a plurality of nanoparticles having an enzyme deposited thereon formed in a cavity at one end of the capillary substrate. The substrate may have an optional reinforcing layer (which may be conductive or non-conductive) and optional insulating layer thereon. A cannula having an optional conductive layer, insulating layer, and reference electrode may also form part of the system.

Abstract: Electrochemically deposited indium composites are disclosed. The indium composites include indium metal or an alloy of indium with one or more ceramic materials. The indium composites have high bulk thermal conductivities. Articles containing the indium composites also are disclosed.

Abstract: Provided are an electrode active material having a plurality of pores and a secondary battery including the same, and more particularly, a porous electrode active material including silicon-based oxide expressed by SiOx (0.5?x?1.2) and having a Brunauer, Emmett, and Teller (BET) specific surface area ranging from 2 m2/g to 100 m2/g, and a secondary battery including a cathode including a cathode active material, a separator, an anode including an anode active material, and an electrolyte, in which the anode active material includes a porous electrode active material including silicon-based oxide expressed by SiOx (0.5?x?1.2) and having a BET specific surface area ranging from 2 m2/g to 100 m2/g.

Abstract: Nano-sized particles of carbon black and various metal ions are mixed to form substantially homogenous solutions or dispersions. The nano-sized particles of carbon black and metal ions are electroplated on various types of substrates as composites of one or more metals and substantially uniformly dispersed nano-sized particles of carbon black within the metals.

Abstract: Presented are one or more aspects and/or one or more embodiments of catalysts, methods of preparation of catalyst, methods of deoxygenation, and methods of fuel production.

Abstract: A method for the electrochemical coating of a substrate uses brush plating. This is to take place with an electrolyte in that particles are dispersed, which are embedded into the developing layer. It is proposed to add the particles to the carrier for the electrolyte by way of a separate conduit system. The electrolyte is added by way of a conduit system. In this way it is achieved that an agglomeration of the particles in the electrolyte can be prevented because only a short time passes between when the particles are fed and the layer is formed. A device for electrochemical coating has two conduit systems provided for this purpose.

Abstract: The invention relates to a magnetic resonance imaging system (1) comprising: a main magnet (2) for generating a uniform, steady magnetic field within an examination volume, at least one RF antenna (9) for transmitting RF pulses to the examination volume for magnetic resonance spin excitation, a gradient coil unit comprising gradient coils (4, 5, 6) for generating gradient magnetic fields in the examination volume (100), an RF shield (104) disposed between said RF antenna (9) and said gradient coils (4, 5, 6), said RF shield (104) comprising a shielding material adapted for suppressing Eddy currents induced in the shield by said gradient magnetic fields and for screening RF fields towards the gradient coils (4, 5, 6), said RF fields being generated by the RF antenna (9), wherein the RF shield comprises a conductive coating (104, 110) as shielding material.

Abstract: Presented are one or more aspects and/or one or more embodiments of catalysts, methods of preparation of catalyst, methods of deoxygenation, and methods of fuel production.

Abstract: Technologies are generally described for a membrane that may incorporate a graphene layer perforated by a plurality of nanoscale pores. The membrane may also include a gas sorbent that may be configured to contact a surface of the graphene layer. The gas sorbent may be configured to direct at least one gas adsorbed at the gas sorbent into the nanoscale pores. The nanoscale pores may have a diameter that selectively facilitates passage of a first gas compared to a second gas to separate the first gas from a fluid mixture of the two gases. The gas sorbent may increase the surface concentration of the first gas at the graphene layer. Such membranes may exhibit improved properties compared to conventional graphene and polymeric membranes for gas separations, e.g., greater selectivity, greater gas permeation rates, or the like.

Abstract: A method for repairing an aluminum part having a worn portion is provided. In one embodiment, the method includes the steps of: (i) producing a first substantially non-porous coating over the worn portion utilizing a cold spray process wherein a powder mixture is propelled against the worn portion of the aluminum part, and (ii) anodizing the aluminum part to grow an aluminum oxide layer overlaying the first substantially non-porous coating. The powder mixture includes aluminum and an alloy media.

Abstract: A microsieve includes a patterned forest of vertically grown and aligned carbon nanotubes with a patterned matrix of vertically aligned pores. A conformal coating of substantially uniform thickness coats the nanotubes defining coated nanotubes. An interstitial material infiltrates the carbon nanotube forest and substantially fills interstices between individual coated nanotubes. The interstitial material can be a metal material infiltrated by electroplating.

Abstract: Glucose and ATP biosensors have important applications in diagnostics and research. Combining single-walled carbon nanotubes (SWCNTs) with Pt nanoparticles can significantly enhance the performance of electrochemical biosensors. This disclosure illustrates the use of single-stranded DNA (ssDNA) to modify SWCNTs to increase SWCNT solubility in water. Multiple embodiments with this configuration allows for exploration of new schemes of combining ssDNASWCNT and Pt black in aqueous media systems. These embodiments resulted in a nanocomposite with enhanced biosensor performance. The ssDNA-SWCNT/Pt black nanocomposite constructed by a layered scheme proved most effective in terms of biosensor activity. The key feature of this structure and method of use is the exploitation of ssDNASWCNTs as molecular templates for Pt black electrodeposition. Glucose and ATP microbiosensors fabricated utilizing this structure and method of use exhibited high sensitivity, wide linear range and low limit of detection.

Abstract: A method of forming a conductive polymer deposit on a substrate is disclosed. The method may include the steps of preparing a composition comprising monomers of the conductive polymer and a nitrosyl precursor, contacting the substrate with the composition so as to allow formation of nitrosyl ion on the exterior surface of the substrate, and allowing the monomer to polymerize into the conductive polymer, wherein the polymerization is initiated by the nitrosyl ion and the conductive polymer is deposited on the exterior surface of the substrate. The conductive polymer may be polypyrrole.

Abstract: A method for producing a sintered rare-earth magnet characterized by sintering a raw material that includes a ribbon-shaped polycrystalline phase with an average grain size of 10 to 200 nm fabricated by rapid solidification of an alloy melt having a rare-earth magnet composition, and a low-melting point phase formed on the surface of the polycrystalline phase and having a melting point lower than the polycrystalline phase.

Abstract: The present invention refers to a method of manufacturing layered metal oxide particles, the method comprising: placing a metal electrode in an electrolyte; and applying an electrical voltage to the electrode, wherein the metal electrode forms the anode, to form a metal oxide layer on the electrode surface, wherein the electrical voltage applied is higher than the breakdown voltage of the metal oxide, thereby breaking down the metal oxide layer formed on the electrode surface into metal oxide particles that react with the electrolyte to form the layered metal oxide particles. The present invention also refers to a layered metal oxide particle obtained from the method, and a method of manufacturing a crystalline metal oxide nanosheet or a crystalline metal oxide nanoribbon.

Abstract: The invention relates to a method for deposition of nanoparticles made of an insulating, semi-conductive, or conductive material onto predetermined areas, made of a conductive or semi-conductive material, located on a substrate. The invention also relates to a method for manufacturing electrodes.

Abstract: A gas sensing device (nanosensor) includes a substrate with at least a pair of conductive electrodes spaced apart by a gap, and an electrochemically functionalized semiconductive nanomaterial bridging the gap between the electrodes to form a nanostructure network. The nanomaterial may be single-walled carbon nanotubes (SWNTs) functionalized by the deposition of nanoparticles selected from the group consisting of an elemental metal (e.g., gold or palladium), a doped polymer (e.g., camphor-sulfonic acid doped polyaniline), and a metal oxide (e.g. tin oxide). Depending on the nanoparticles employed in the functionalization, the nanosensor may be used to detect a selected gas, such as hydrogen. mercury vapor, hydrogen sulfide, nitrogen dioxide, methane, water vapor, and/or ammonia, in a gaseous environment.

Abstract: Coated articles comprising a decorative metal substrate and a transparent cured coating thereon containing inorganic particles in which the concentration of particles in the exposed surface region of the cured coating is greater than the bulk region of the coating. Preferably, the transparent coating is applied by electrodeposition.

Abstract: A method of electrochemical deposition includes submerging a stainless steel surface of an object in a chitosan solution and applying a first electric potential between the submerged stainless steel surface and the chitosan solution for a predetermined time to form a chitosan surface coating. After rinsing and dehydrating, the chitosan coated surface is submerged in a solution having a predetermined concentration of a noble metal nitrate and a second electric potential is applied between the chitosan coated surface and the solution of the noble metal nitrate to deposit noble metal particles on the chitosan surface coating.

Abstract: A method of forming a sheath for a fan airfoil having a leading edge, a trailing edge, a tip, a root, a suction side and a pressure side includes electroplating a nano-structured material to form a sheath with a solid portion to wrap around the leading edge and first and second flanks to secure the solid portion to the pressure side and the suction side of the airfoil.

Abstract: The invention disclosed relates to an oxidized metal matrix composite coated substrate, comprising a substrate made of a material selected from the group consisting of a chromia-forming Fe, Ni and/or Co based alloy containing an amount of Cr ranging from 16 to 30 wt %, and an oxide-dispersion strengthened Cr-based alloy and a plain Cr-based alloy, and an oxidized metal matrix composite coating comprising at least two metals and reactive element oxide particles in the form of a tri-layer scale on the substrate surface comprising an inner chromia layer, an intermediate layer of a spinel solid solution formed by Cr and one or more of the deposited metals selected from the group consisting of Ni, Co, Cu, Mn, Fe and Zn and a mixture thereof, and an electrically conductive top layer comprising oxides of one or more deposited metals selected from the group consisting of Ni, Co, Cu, Fe, Mn, Zn and a mixture thereof, which is substantially free from Cr ions, and wherein one or more of such layers contain particles of

Abstract: The present invention provides an electrode comprising a conductive surface connected to a composite matrix of at least one noble metal nano-particle, at least one photo-catalytic element and at least one connecting group, photovoltaic cells and devices comprising said electrode and processes for preparing said electrode.

Abstract: Printed circuit boards and related articles including electrodeposited coatings are described herein.

Abstract: To provide a method for producing a conductive film with excellent transparency and conductivity by a simple method suitable for large-area production. A method for producing a conductive film comprising a step of placing a template (B), having openings in a mesh structure running from the side that is to contact a substrate (A) through to the back side, on the surface of the substrate (A), and spreading a dispersion (D) of conductive particles (P) on the surface of the substrate (A) on which the template (B) has been placed, and drying it, thereby forming a mesh-like structure (C) of the conductive particles (P) near the points of contact between the substrate (A) and the template (B), and then removing the template (B) from the substrate (A) to form a mesh-like structure (C) of the conductive particles (P) on the surface of the substrate (A).

Abstract: There is provided a nanohair structure with the nanowires exposed on a nanotemplate; the method thereof; and a three-dimensional nanostructure-based sensor with ultra-sensitivity and greatly increased three-dimensional surface-to-volume ratio which immobilizes bio-nanoparticles to the nanohair structure and arranges antibodies to the nano surface with the controlled orientation by physical interaction.

Abstract: A structured chromium solids particles layer with a network of cracks in which solids particles are embedded, wherein the crack density is 10-250 per mm, the particle size of the solids particles lies in the range of from 0.01-10 ?m, the proportion of solids particles in the overall layer is 1-30 vol.-% and the chromium solids particles layer has a microstructure with depressions in the surface of the layer, wherein the proportion of the surface area accounted for by the depressions is 5-80%. A method for producing the structured chromium solids particles layer on a workpiece includes introducing the workpiece into an electrolyte containing a Cr(VI) compound and electrolytically depositing a chromium layer at a current density of 20-100 A/dm2 and a current yield of 12% or less and then reversing the current direction wherein the solid particles are embedded within the network of cracks.

Abstract: A method of manufacturing a composite assembly includes providing a fluid bath and adding a ceramic material to the fluid bath. The ceramic material comprises a plurality of ceramic particles, wherein the plurality of ceramic particles is devoid of a conductive coating. The method further includes immersing at least part of a conductive substrate in the fluid bath. The method also includes applying a voltage potential between the fluid bath and the conductive substrate, whereby the ceramic material is electrodeposited onto the conductive substrate as at least a portion of a dielectric layer.

Abstract: A silver-coated composite material for movable contact parts, which has: an underlying layer composed of any one of nickel, cobalt, a nickel alloy, and a cobalt alloy at least provided on a part of the surface of a stainless steel substrate; an intermediate layer composed of copper or a copper alloy provided thereon; and a silver or silver alloy layer provided thereon as an outermost layer, wherein a thickness of the intermediate layer is 0.05 to 0.3 ?m, and wherein an average grain size of the silver or silver alloy provided as the outermost layer is 0.5 to 5.0 ?m.