The present disclosure relates to an electrode for eloxing a component, in particular a component of a vehicle brake system, comprising an electrolyte inlet for feeding an electrolyte into the electrode, an inlet channel, which connects the electrolyte inlet to an electrolyte outlet opening formed in the region of an outer surface of the electrode, an electrolyte inlet opening formed in the region of the outer surface of the electrode at a distance from the electrolyte outlet opening, an electrolyte flow path, which runs between the electrolyte outlet opening and the electrolyte inlet opening along the outer surface of the electrode and is designed to bring a surface portion of the component, which surface portion is to be eloxed, into fluid contact with the electrolyte flowing through the electrolyte flow path, an outlet channel, and an electrolyte outlet.

The aluminum member of the present disclosure includes a mother material containing aluminum or an aluminum alloy, and an anodic oxide film on the surface of the mother material, in which the arithmetical mean roughness Ra, the mean length of roughness curve elements RSm, and the Hunter whiteness of the aluminum member, measured from the surface side of the anodic oxide film, are 0.1 μm or more, 10 μm or less, and 60 to 90, respectively.

The invention relates to a method for creating a surface structure on a mold, wherein first structural elements are created using a laser structuring process in a first step, and second structural elements, which are smaller than the first structural elements, are created using an anodic oxidation process in another step following the laser structuring process. The invention further relates to a mold of said type and finally to a plastic film or a plastic component having a surface structure as well as to a method for the production thereof.

The invention relates to a method for creating a surface structure on a mold, wherein first structural elements are created using a laser structuring process in a first step, and second structural elements, which are smaller than the first structural elements, are created using an anodic oxidation process in another step following the laser structuring process. The invention further relates to a mold of said type and finally to a plastic film or a plastic component having a surface structure as well as to a method for the production thereof.

Provided is a method for producing an electrode for an electrolytic capacitor, the method comprising: a hydration step in which an aluminum electrode is immersed in a hydration treatment solution having a temperature of 80° C. or higher; and a chemical conversion step in which the aluminum electrode is subjected to chemical conversion treatment up to a formation voltage of at least 400 V. The hydration treatment solution contains a hydration inhibitor. The thickness of a hydrated film formed in the hydration step satisfies the following condition, 0.6≤t2/t1≤1, wherein t1 is the average thickness of the hydrated film formed in a depth range of up to 100 μm from the surface of the aluminum electrode, and t2 is the average thickness s of the hydrated film formed in a deep portion at least 100 μm from the surface of the aluminum electrode.

Porous solid materials are provided. The porous solid materials include a plurality of interconnected wires forming an ordered network. The porous solid materials may have a predetermined volumetric surface area ranging between 2 m.sup.2/cm.sup.3 and 90 m.sup.2/cm.sup.3, a predetermined porosity ranging between 3% and 90% and an electrical conductivity higher than 100 S/cm. The porous solid materials may have a predetermined volumetric surface area ranging between 3 m.sup.2/cm.sup.3 and 72 m.sup.2/cm.sup.3, a predetermined porosity ranging between 80% and 95% and an electrical conductivity higher than 100 S/cm. The porous solid materials (100) may have a predetermined volumetric surface area ranging between 3 m.sup.2/cm.sup.3 and 85 m.sup.2/cm.sup.3, a predetermined porosity ranging between 65% and 90% and an electrical conductivity higher than 2000 S/cm. Methods for the fabrication of such porous solid materials and devices including such porous solid material are also disclosed.

Porous solid materials are provided. The porous solid materials include a plurality of interconnected wires forming an ordered network. The porous solid materials may have a predetermined volumetric surface area ranging between 2 m.sup.2/cm.sup.3 and 90 m.sup.2/cm.sup.3, a predetermined porosity ranging between 3% and 90% and an electrical conductivity higher than 100 S/cm. The porous solid materials may have a predetermined volumetric surface area ranging between 3 m.sup.2/cm.sup.3 and 72 m.sup.2/cm.sup.3, a predetermined porosity ranging between 80% and 95% and an electrical conductivity higher than 100 S/cm. The porous solid materials (100) may have a predetermined volumetric surface area ranging between 3 m.sup.2/cm.sup.3 and 85 m.sup.2/cm.sup.3, a predetermined porosity ranging between 65% and 90% and an electrical conductivity higher than 2000 S/cm. Methods for the fabrication of such porous solid materials and devices including such porous solid material are also disclosed.

[Technical Problem] An object is to provide a heat insulation coat having a novel form/structure different from conventional ones. [Solution to Problem] The present invention provides a heat insulation coat having a spongy body that is composed of non-linear pores and a skeleton incorporating the pores. The skeleton is an amorphous body comprising Al, Si, O, and impurities and has an amorphous peak specified by X-ray diffraction analysis at a position of 3.5 Å or more as the lattice spacing. The heat insulation coat has an apparent density of 1 g/cm.sup.3 or less, a volumetric specific heat of 1,000 kJ/m.sup.3.Math.K or less, and a thermal conductivity of 2 W/m.Math.K or less. The spongy body is obtained through forming a base layer, such as by thermal-spraying an aluminum alloy that contains a large amount of Si, and performing an anodizing process by AC/DC superimposition energization on the base layer. The amount of Si in the base layer may be, for example, 16 to 48 mass % with respect to the alloy as a whole. The heat insulation coat of the present invention is excellent in the swing characteristics and may be provided on the inner wall surface of a combustion chamber of an internal combustion engine.

A method for preparing an icephobic surface includes cleaning, etching and anodizing a target surface and applying fluorinated nanoparticles to the cleaned, etched and anodized target surface. A surface is treated according to this method.

At least one embodiment relates to a method fabricating a solid-state battery cell. The method includes forming a plurality of spaced electrically conductive structures on a substrate. Forming the plurality of spaced electrically conductive structures on the substrate includes transforming at least part of a valve metal layer into a template that includes a plurality of spaced channels aligned longitudinally along a first direction. Transforming at least part of the valve metal layer into the template includes a first anodization step, a second anodization step, an etching step in an etching solution, and a deposition step. The method also includes forming a first layer of active electrode material on the plurality of spaced electrically conductive structures, depositing an electrolyte layer over the first layer of active electrode material, and forming a second layer of active electrode material over the electrolyte later.