A method for preparing a nickel oxide precursor ink comprising: preparing a solvent comprising diols and alcohol amines; adding nickel nitrate into the solvent to form a nickel nitrate containing solution; adding at least one metal acetate into the nickel nitrate containing solution to form a nickel nitrate and metal acetate containing solution; adding water to the nickel nitrate and metal acetate containing solution to form a nickel oxide precursor mixture; heating the nickel oxide precursor mixture to 60 to 75 Celsius; and cooling the nickel oxide precursor mixture to form the nickel oxide precursor ink.

A polymerizable liquid composition including semi-conductive nanoparticles for the manufacture of ophthalmic lenses. Specifically, polymerizable composition has at least one monomer or oligomer; at least one catalyst for initiating the polymerization of the monomer or oligomer; and semi-conductive nanoparticles, which are dispersed in the monomer or oligomer. The absorbance through a 2-millimeter-thick layer of the polymerizable composition is higher than 0.5 for each light wavelength ranging from 350 to λ.sub.cut, λ.sub.cut being in the visible range, preferably in the range from 400 nm to 480 nm.

A thermally conductive filler can exhibit high thermal conductive properties with a reduced specific gravity, a thermally-conductive composite material and a wire harness contains such a thermally conductive filler, and a method manufactures a thermally conductive filler. A thermally conductive filler contains base particles and a coating layer coating the particles, the coating layer contains a gel-like substance that is bonded to the surfaces of the base particles through chemical bonding and coats the surfaces of the base particles, and a thermally-conductive substance that is dispersed in the layer of the gel-like substance and has a higher thermal conductivity and a larger specific gravity than the base particles and the gel-like substance. Also, a thermally-conductive composite material is obtained by dispersing the thermally conductive filler in a matrix material. Furthermore, a wire harness contains the thermally-conductive composite material.

An article includes a substrate and a porous layer disposed over the substrate, the porous layer containing inorganic particles bound by an inorganic binder, in which the inorganic particles contain chain-like particles and particles other than the chain-like particles, and the volume fraction of the chain-like particles is 55% or more and 95% or less based on the inorganic particles.

A method for preparing a nickel oxide precursor ink comprising: preparing a solvent comprising diols and alcohol amines; adding nickel nitrate into the solvent to form a nickel nitrate containing solution; adding at least one metal acetate into the nickel nitrate containing solution to form a nickel nitrate and metal acetate containing solution; adding water to the nickel nitrate and metal acetate containing solution to form a nickel oxide precursor mixture; heating the nickel oxide precursor mixture to 60 to 75 Celsius; and cooling the nickel oxide precursor mixture to form the nickel oxide precursor ink.

An article including a durable, optically transparent, and superhydrophobic coating is described. In one aspect, the present disclosure provides an article comprising a substrate, and disposed adjacent the substrate, a layer comprising graphitic carbon, diamond-like carbon, and aerogel. In another aspect, the present disclosure provides a method for preparing a coated substrate, comprising providing a carbon layer disposed on a substrate and having a textured surface; and disposing aerogel adjacent to at least a portion of the textured surface.

A light filtering glass container including a glass container coated with a light filtering coating obtained by curing a polymerizable composition including semi-conductive nanoparticles. The absorbance through a 5-micrometer thick light filtering coating is greater than 0.5 for each light wavelength ranging from 350 nm to λ.sub.cut, λ.sub.cut being in the range from 420 nm to 480 nm, and the difference of lightness between the uncoated glass container and the glass container with the light filtering coating is lower than 5.

Disclosed are a method for producing an optical thin film having a low refractive index, a thin film forming material, an optical thin film, and an optical member. The method for producing an optical thin film includes forming a vapor deposition film by depositing a thin film forming material on an object in a non-oxidizing atmosphere by a physical vapor deposition method; and bringing the vapor deposition film into contact with a first acidic solution comprising an acidic substance in a range of pH 2.5 or more and pH 3.5 or less to obtain a first thin film having voids, wherein the thin film forming material is a mixture comprising indium oxide and silicon oxide, in which the indium oxide is in a range of 0.230 mol or more and 0.270 mol or less with respect to 1 mol of the silicon oxide.

A low-reflection coated glass sheet of the present invention includes a glass sheet and a low-reflection coating. The low-reflection coating is formed on at least a portion of one principal surface of the glass sheet and contains a binder containing silica as a main component, fine silica particles bound by the binder, and fine titania particles bound by the binder. The low-reflection coating satisfies the following relationships: 30 mass %<C.sub.SP<68 mass %; 12 mass %≤C.sub.TP<50 mass %; 20 mass %<C.sub.Binder<43.75 mass %; C.sub.TP/C.sub.Binder≥0.6; C.sub.Binder<25 mass % in the case of C.sub.SP≥55 mass %; and C.sub.TP>20 mass % in the case of C.sub.SP<55 mass %. The low-reflection coated glass sheet has a transmittance gain of 2.0% or more.

The present invention relates to an article comprising at least one glass-ceramic substrate, in particular a plate, intended, for example, to cover or receive at least one heating element, said substrate exhibiting, in at least one zone, a surface roughness such that the characteristic dimensions of the patterns forming said roughness are between 2 and 100 μm. The present invention also relates to an advantageous process for producing said substrate.