Abstract: A capacitor has an anode with one or more active layers that each includes fused particles positioned on a current collector. The current collector includes tunnels that extend from a first face of the current collector to a second face of the current collector.

Abstract: Provided is a method for manufacturing an aluminum alloy exterior material for smart devices which is formed not by extrusion or die casting but by a strip casting method using a rotating mold, and an aluminum alloy exterior material manufactured by the method. In accordance with an embodiment, the method includes: preparing a molten aluminum alloy; casting the molten aluminum alloy into a sheet shape using a rotating mold to form an aluminum alloy cast sheet; and anodizing the aluminum alloy cast sheet, wherein in the forming of an aluminum alloy cast sheet, X in Equation 1 below may have a value in the range of greater than 0 and equal to or less than 0.15. X=(WZn+WMg+WCu+WSi)/TC??<Equation 1> Here, WZn+WMg+WCu+WSi is the total content (wt %) of zinc, magnesium, copper and silicon) in the aluminum alloy, and TC is the thermal conductivity (W/m·K) of the rotating mold.

Abstract: An adapter board is described having a substrate having a width, a length and a depth and at least one electrical component placed one of within the substrate and on a surface of the substrate. The adapter board may also have a first pad positioned on the substrate, the first pad connected to the at least one electrical component through a first via. The adapter board may also have a second pad positioned on the substrate, the second pad connected to the at least one electrical component through a second via, wherein at least a portion of the adapter board is configured through an additive manufacturing process and wherein the substrate is configured to be installed within a downhole tool.

Abstract: A multi-step Q-passivation method for stainless steel is described. The method includes a first high voltage electropolishing step followed by as separate low voltage chromium enhancement step. The method can also include a vacuum heat treatment step that utilizes a cyclic ramp-up period so as to maintain a relatively low pressure and low temperature throughout the step. The method can also include a controlled oxidation step during which the surface is contacted with an oxygen/inert gas mixture at low oxygen partial pressure.

Abstract: Manufacturing an exterior decor panel for a home appliance includes laminating a photosensitive dry film on a front surface of a metal sheet, the photosensitive dry film having a higher etch resistance than the metal sheet against an electrolytic solution, photo-masking the photosensitive dry film attached to the metal sheet to create a pattern having a minimum width of 0.1 mm in the photosensitive dry film to thereby expose the front surface of the metal sheet corresponding to the pattern in the photosensitive film, electrolytic-polishing the photo-masked metal sheet by dipping the photo-masked metal sheet in an electrolytic bath to allow the electrolytic solution to contact the exposed front surface of the metal sheet and form the pattern in the front surface of the metal sheet, and performing post-treatment on the metal sheet, the post-treatment including washing and removing the photosensitive dry film.

Abstract: A heat exchanger having enhanced corrosion resistance is provided including at least one metal tube. The surface of the tube has a modified microstructure. At least one inhomogeneity has been removed or refined from the surface of the tube.

Abstract: The disclosure is relates to nanotechnology and nanofabrication of few-crystal hexagonal graphene. The method includes contacting a copper film with a gas. The method further includes raising a temperature of the copper film to about 1000° C. over of period of about 40 minutes. The method further includes heating the copper film at about 1000° C. for a period of about 1 hour. The method further includes contacting the copper film with a carbon-containing gas for about 5 minutes. The method further includes cooling the copper film to room temperature to produce a graphene layer on the copper film.

Abstract: The present disclosure relates to methods for manufacturing porous mesh plates for use in ultrasonic mesh nebulizers, and the porous mesh plates manufactured by those methods. Cone-shaped dimples are first drilled in a substrate (e.g. a plate), but do not penetrate the bottom of the substrate. Next, the substrate (e.g. a plate) is subject to an electrochemical process to remove a layer of material from the surface of the substrate. Enough material is removed to allow the dimples to penetrate the substrate, thereby creating holes in the substrate. The size of the holes can be controlled by the conditions of the electrochemical process.

Abstract: First, a passive film is removed from a surface of a separator sheet. For example, the separator sheet may be immersed in an acidic liquid to remove the passive film. Then, the separator sheet is washed with water, taken out from the water, and heated. After the heating, the separator sheet is subjected to an electrolytic treatment to obtain a separator for a fuel cell. The resultant separator has a seal forming portion, and the outermost surface of the seal forming portion contains, based on 100% by weight of the total of a Cr oxide, an Mo oxide, an Fe oxide, Fe, and Ni, 5% by weight or less of the sum of the Fe and Ni and 60% by weight or more of the Cr oxide.

Abstract: A method for making an interposer is provided. A conductive layer is formed by contacting a replicate such that a shape of a surface of the conductive layer conforms to a shape of the contacted portion of the replicate. The conductive layer is formed to have a base and a plurality of conductive posts projecting away from the base. Each conductive post is formed to have a post end opposite the base. A dielectric layer is formed to cover the base and to separate adjacent ones of the posts from each other. The posts are for forming vias. Conductive material is removed from the conductive layer to insulate at least one post from at least one other post.

Abstract: The production of microstructured surfaces in magnesium alloys, containing zinc as the major alloying element, in particular in absorbable implants such as stents, wherein microstructures in sizes of up to 5 ?m (micrometers) are generated on a magnesium alloy base body of the absorbable implant, for example of the absorbable stent, by way of optionally combined, pickling and electrochemical micropolishing processes, and allow better adhesion of a polymer coating (including higher break resistance) and higher corrosion resistance. The microstructured surface is produced out of the bulk material and exhibits no delamination from the base material during the mechanical deformation of the implant.

Abstract: A structure and method for a post plate of a die set that can be used to emboss a plurality of contact pads of a flexible printed circuit during the formation of a printer printhead. In one embodiment, a plurality of post plate posts can be formed, where each post plate post has a flat upper surface, generally straight sides, and a sharp corner where the flat upper surface and the generally straight sides intersect. Each post can be polished using, for example, a pad and an abrasive polishing compound or an electrochemical polishing process, to round the sharp corners to form a post having a rounded contour. In another embodiment, a plurality of post plate posts each having a rounded contour can be formed using a molding process.

Abstract: Disclosed is a method of producing shaped graphene sheets, and the method includes the steps of providing an initial material of an artificial oriented graphite, performing a shaping process of the initial material of the artificial oriented graphite to produce a composite material, and carrying out an electrochemical process of the composite material to obtain the shaped graphene sheets, so as to achieve the mass production of high-quality shaped graphene sheets with a low cost.

Abstract: An actively heated aluminum baffle component such as a thermal control plate or baffle ring of a showerhead electrode assembly of a plasma processing chamber has an exposed outer aluminum oxide layer which is formed by an electropolishing procedure. The exposed outer aluminum oxide layer minimizes defects and particles generated as a result of differential thermal stresses experienced by the aluminum component and outer aluminum oxide layer during plasma processing compared to an identically shaped component having a Type III anodized surface.

Abstract: In a method of producing an exhaust-gas heat exchanger of a motor vehicle, at least one component of the exhaust-gas heat exchanger, e.g. an outer jacket or ducts arranged in the outer jacket or metal sheets, is subjected to an electrochemical machining process to produce a homogenous and smooth surface. The electrochemical machining process may involve plasma-polishing or electro-polishing.

Abstract: The invention relates to a method for processing a structured surface of an embossing tool, in which the entire surface is provided with a first metallic coating (6) and said surface having, in selected regions (7, 8, 9, 10, 11), at least one additional metallic coating that has a differing degree of lustre. To improve the optical properties of the material boards produced using the embossing tools, particularly if reproducing a wood texture, the invention suggests that additional differing degrees of lustre should be produced in multiple selected regions (7, 8, 9, 10, 11) on the first coating (6), and be produced by a combination of metallic coatings and mechanical or chemical after-treatments. Therefore, for example, a wood pore with a defined structure can be substantially better reproduced, and the optical and haptic properties of the wood composite board produced using the press plates can thus be improved.

Abstract: An energy storage structure includes an energy storage device containing at least one porous structure (110, 120, 510, 1010) that contains multiple channels (111, 121), each one of which has an opening (112, 122) to a surface (115, 116, 515, 516, 1015, 1116) of the porous structure, and further includes a support structure (102, 402, 502, 1002) for the energy storage device. In a particular embodiment, the porous structure and the support structure are both formed from a first material, and the support structure physically contacts a first portion (513, 813, 1213) of the energy storage device and exposes a second portion (514, 814, 1214) of the energy storage device.

Abstract: A method of producing a component includes the steps of: providing a workpiece generated by hot isostatic pressing a powder metal form; and electropolishing a surface of the workpiece to remove a substantially uniform surface layer of the workpiece to produce the component. Following the electropolishing step, the component has substantially the same shape as the workpiece produced by the hot isostatic pressing step.

Abstract: A process for preparing the cutting edge of a cutting tool having a rake face and a clearance face. The process comprises the elimination of material from the cutting edge by providing a series of rapidly recurring electrical spark discharges in a gap located between the tool edge and a counterface. The spark discharges vaporize and melt the tool edge to form a desired radius.

Abstract: A manufacturing method of a support for a planographic printing plate including at least an alkaline etching step of dissolving an aluminum surface layer of an aluminum web with an alkaline solution during a surface roughening treatment on a surface of the aluminum web continuously traveling, the manufacturing method comprising: a circulating step of cyclically using the alkaline solution between a treatment tank for the etching and an alkaline solution reservoir during adjusting composition concentration of the alkaline solution; and a filtering step of filtering the alkaline solution cyclically used so as to remove solid matter in the alkaline solution.

Abstract: Methods and apparatuses for use in such methods for removing islands from laser cut articles. Methods include using a chemical etching solution to remove material in the strut-island gap. Optionally, heat and/or agitation can be applied during the etching process to increase the chemical activity of the chemical etching solution and/or to vibrate the islands out of position.

Abstract: A method for making a lithographic printing plate support is disclosed comprising the steps of: (i) providing an aluminum support; (ii) treating said support in an aqueous solution; (iii) graining said treated support in an electrolyte solution by applying an alternating voltage thereby inducing a local current density J; characterized in that said local current density J at time t fulfills the following equation: J(t)?a+bQ(t) for t=o to t=tf and wherein Q(t) is the integrated value of the absolute value of the local current density at time t:(I)—a is equal to 5—b is equal to 10—and tf is the time necessary to obtain a value of Q(t) equal to 50 C/dm2.

Abstract: A lithographic printing plate support in which surface unevenness due to surface treatment has been suppressed and a presensitized plate of excellent sensitivity are produced from an aluminum alloy plate containing iron, silicon, titanium and boron by specifying the state in which TiB2 particles are present in the surface layer and the width of the crystal grains, and by having specific indicators relating to the respective concentrations of iron and silicon in the surface layer following graining treatment fall within specific ranges. In a method of manufacturing the lithographic printing plate support, an aluminum alloy melt having specified alloying ingredients is subjected to a specified casting process to have the amount of the alloying ingredients in solid solution following cold rolling fall within specified ranges.

Abstract: A method of manufacturing a metal housing (14) includes providing a first passage (10) through the metal housing (14) and providing a second passage (12) through the metal housing (14), wherein the second passage (12) includes a region of intersection (20) which intersects the first passage (10) to define an opening (22, 122, 222) into the first passage (10). The method further includes subjecting the metal housing (14) to a heat treatment process to carburise an internal surface of the first and/or second passage (10, 12) and, subsequent to the carburization process, applying a hard stage electrochemical machining process to the carburised internal surface of the first and/or second passage (10, 12) to improve surface finish. Another aspect of the invention includes providing a second passage (12) through the metal housing (14) by means of a tool (46), such as an electrochemical machining electrode, having an active region without rotational symmetry about its axis (Y-Y).

Abstract: Methods of fabricating coated components using multiple types of fillers are provided. One method comprises forming one or more grooves in an outer surface of a substrate. Each groove has a base and extends at least partially along the outer surface of the substrate. The method further includes disposing a sacrificial filler within the groove(s), disposing a permanent filler over the sacrificial filler, disposing a coating over at least a portion of the substrate and over the permanent filler, and removing the first sacrificial filler from the groove(s), to define one or more channels for cooling the component. A component with a permanent filler is also provided.

Abstract: A system and method for electrochemically processing non-flat samples and/or samples that can change shape during the electrochemical processing is disclosed. In one aspect, a system includes a sample holder for providing an electrical contact to the sample during electrochemical processing. The sample holder has a carrying element and a fixing element for clamping of the sample in between the fixing element and the carrying element, thus providing electrical contact to the sample while allowing the sample to change shape without interrupting the electrical contact.

Abstract: A method for manufacturing a barbed stent includes providing a sheet of stent material, cutting the sheet to form a stent wire with integral barbs extending therefrom, and forming the stent wire into a final stent shape having a longitudinal axis. A stent for deployment within the body of a patient includes integral barbs.

Abstract: A stainless steel article is provided. The stainless steel article includes a stainless steel substrate, and a pattern formed on an outer surface of the substrate. The pattern is defined by at least one recess formed on the outer surface. The pattern has a surface roughness of about 50 nm-150 nm. A method for making the present article is also provided.

Abstract: Microelectrodes, microelectrode formation, and methods of utilizing microelectrodes for characterizing properties of localized environments and substrates are provided. A microelectrode can include a tungsten wire comprising a shaft and a conical tip. The conical tip can include an electroactive area. Further, the microelectrode can include an electroactive coating layer covering one or more surface of the tungsten wire. The tungsten wire surfaces can include a surface of the conical tip. An insulating layer can at least partially cover the shaft.

Abstract: Methods are provided for descaling metallic component devices such as stents. The devices or components are cleaned under ultrasound in a cleaning solution of ammonium hydrogen fluoride at a temperature within a range of about 60° to 80° C., then rinsed at that temperature with an aqueous rinse containing a nonionic surfactant and rinsed again with purified water.

Abstract: Disclosed herein is a sensor comprising a conduit; the conduit comprising an organic polymer; a working electrode; the working electrode being etched and decorated with a nanostructured material; a reference electrode; and a counter electrode; the working electrode, the reference electrode and the counter electrode being disposed in the conduit; the working electrode, the reference electrode and the counter electrode being separated from each other by an electrically insulating material; and wherein a cross-sectional area of the conduit that comprises a section of the working electrode, a section of the reference electrode and a section of the counter electrode is exposed to detect analytes.

Abstract: Anode foil, preferably aluminum anode foil, is etched using a process of treating the foil in an electrolyte bath composition comprising a sulfate and a halide, such as sodium chloride. The anode foil is etched in the electrolyte bath composition by passing a charge through the bath. The etched anode foil is suitable for use in an electrolytic capacitor.

Abstract: The invention allows for the contacting of preferably microcomponents using electrical wires. By growing metallic microdepositions on cut surfaces of microcables, a contact region is generated which simplifies the dosing and application of a contact auxiliary and allows ultrasonic bonding, comprising a defined size of the electrically conductive area and allowing the contacting of very stably insulated wires. The application of this method in a panelized manner and in series is inexpensive.

Abstract: A method for cleaning a surface of stainless steel includes: a rinsing step, in which a stainless steel tube having carbon residues is subjected to surface cleaning; a disposition step, in which the tube is disposed into an electrolytic tank containing therein a stainless steel cylinder and positive and negative electrodes of a power source are respectively connected to the tube and the cylinder; an electrolyte preparation step, in which phosphoric acid and sulfuric acid are mixed and then added with glycerin to prepare an electrolyte, which is then added into the tank; an electricity supplying step, in which electrical power is supplied to the tube and the cylinder with the current density flowing through the electrolyte, the temperature, and time period of supplying electricity being properly set; and a cleaning step, in which the electrolyte removes carbon residues from a surface of the tube and polishes the surface.

Abstract: Anode foil, preferably aluminum anode foil, is etched using a process of treating the foil in an electrolyte bath composition comprising a sulfate and a halide, such as sodium chloride. The anode foil is etched in the electrolyte bath composition by passing a charge through the bath. The etched anode foil is suitable for use in an electrolytic capacitor.

Abstract: Methods for manufacturing a gas electron multiplier. One method comprises a step of preparing a blank sheet comprised of an insulating sheet with first and second metal layers on its surface, a first metal layer hole forming step in which the first metal layer is patterned by means of photolithography, such as to form holes through the first metal layer, an insulating sheet hole forming step, in which the holes formed in the first metal layer are extended through the insulating layer by etching from the first surface side only, and a second metal layer hole forming step, in which the holes are extended through the second metal layer. Alternatively, the second metal layer hole forming step is performed by electrochemical etching, such that the first metal layer remains unaffected during etching of the second metal layer.

Abstract: A representative embodiment prevents breakage of antennas and accidents due to breakage of electric wires caused by ice and snow accretion by realizing a surface with a surface energy of 2 mN/m or less and providing an antenna and electric wire having an extremely great effect of preventing ice and snow accretion at midwinter. Another representative embodiment provides an ice and snow accretion-preventive antenna and electric wire wherein a surface thereof is compositely fabricated to have large roughness and small roughness, and the surface of each of the roughness is coated with a water-repellent, oil-repellent, and antifouling thin film.

Abstract: The invention relates to a timepiece movement that includes at least one bridge (1) mounted on a bottom plate using at least one securing device (2, 4, 6) to carry at least one member of said movement. According to the invention, said at least one bridge or the bottom plate is made from a plate of micromachinable material and includes at least one bearing formed in a single-piece to carry at least one member of said movement.

Abstract: This invention is directed to an intracorporeal device formed of a high strength Co—Ni—Cr alloy and is particularly suitable for forming a composite product with a pseudoelastic member formed of NiTi alloy. Suitable intracorporeal products include guidewires and stents. The high strength alloy consists essentially of about 28 to about 65% cobalt, about 2 to about 40% nickel, about 5 to about 35% chromium, up to about 12% molybdenum, up to about 20% tungsten, up to about 20% iron and the balance inconsequential amounts of impurities and other alloying constituents, with a preferred alloy composition including about 30 to about 45% cobalt, about 25 to about 37% nickel, about 15 to about 25% chromium and about 5 to about 15% molybdenum. Intravascular devices such as guidewires, stents and the like can be formed of this high strength Co—Ni—Cr alloy.

Abstract: A method for making a lithographic printing plate support is disclosed comprising the steps of: (i) providing an aluminum support; (ii) treating said support in an aqueous solution; (iii) graining said treated support in an electrolyte solution by applying an alternating voltage thereby inducing a local current density J; characterized in that said local current density J at time t fulfills the following equation: J(t)??+bQ(t) for t=o to t=tf and wherein Q(t) is the integrated value of the absolute value of the local current density at time t:(I)—a is equal to 5—b is equal to 10—and tf is the time necessary to obtain a value of Q(t) equal to 50 C/dm2.

Abstract: The invention relates to a method for producing a bearing surface (5) of a radial shaft bearing from electrically conductive material. In said method, the contour of the bearing surface (5) is machined down in a first machining step, and the bearing surface (5) is electrochemically machined in a subsequent step. Also disclosed are an electrode for electrochemical machining as well as a connecting rod (1) to be used in machines.

Abstract: Anode foil, preferably aluminum anode foil, is etched using a process of treating the foil in an electrolyte bath composition comprising a sulfate and a halide, such as sodium chloride. The anode foil is etched in the electrolyte bath composition by passing a charge through the bath. The etched anode foil is suitable for use in an electrolytic capacitor.

Abstract: A composite processing apparatus which can securely process a conductive material, such as a copper film, at a low surface pressure and a high rate while effectively preventing the formation of pits is disclosed. The composite processing apparatus includes: a substrate holder for holding a substrate; a processing table including a mechanical processing section for processing a surface of the substrate by a processing method involving a mechanical action; and an electrolytic processing section which is separate from the mechanical processing section. The electrolytic processing section includes a processing electrode with an ion exchanger, for processing the substrate by applying a voltage between the processing electrode and the substrate while keeping the ion exchanger (92) in contact with the substrate.

Abstract: A method of producing a highly etched electrode for a capacitor from a foil is disclosed. The method comprises first applying a composition to the foil to form a plurality of deposits on the foil surface. The method then includes heating the deposits to form micron-sized features and etching the foil. Preferably, the micron-sized features facilitate etching of the foil surface at the location of the micron-sized features. After etching, the foil is optionally further processed in a combination of optional steps such as widening, forming and finishing steps. The controlled application and heating of deposits on the foil surface allows for positional control of tunnel initiation during etching. Thus, the present invention relates to a method of controlling the etching of a foil, such that tunnel initiation density and the location of tunnel initiation is controlled.

Abstract: Disclosed is a support for a lithographic printing plate which, when measured over a 400 ?m×400 ?m surface region thereon using a three-dimensional non-contact roughness tester, has at most 5.0 convex portions of a height from centerline of at least 0.70 ?m and an equivalent circle diameter of at least 20 ?m, and has at least 800 concave portions of a depth from centerline of at least 0.50 ?m and an equivalent circle diameter of at least 2.0 ?m. Presensitized plates which are obtainable by using the support for a lithographic printing plate according to the present invention have an excellent scumming resistance and an extremely long press life.

Abstract: A pre-polishing treatment solution has a prominent corrosion inhibiting effect, and can be used in pre-polishing treatments for interconnect substrates. The pre-polishing treatment solution comprises a corrosion inhibitor dissolved in an organic solvent.

Abstract: Disclosed is a reel-to-reel substrate tape polishing and cleaning system including precleaning, electropolishing section and post cleaning sections and which is suitable for polishing and cleaning long lengths of metal substrate tape used in the manufacture of HTS-coated tape.

Abstract: A method of cleaning and polishing an alloy comprising at least one noble metal and at least one non-noble metal, the method including the steps of submerging said alloy in an electrolytic acidic bath comprising at least one chelating or complexing agent including sulfur, and applying a multiple pulse periodic reverse waveform, and articles cleaned and/or polished thereby.

Abstract: A method is provided for the manufacture of an implant, in particular of a metallic implant, comprising the steps of roughening the surface of the implant by blasting with blasting particles and of treating the surface with a solvent which selectively dissolves the blasting particles.

Abstract: In a process for producing an aluminum support of a lithographic printing plate, the desired aluminum support is produced by imparting fine asperities to an aluminum plate and then roughening it electrochemically in an acidic aqueous solution. The roughened aluminum plate may be electropolished or chemically etched.