A thermal interface material for transferring heat by interposing between two materials may include a graphite film. The graphite film may have a thickness of 1 μm to 50 μm, a density of 1.40 g/cm.sup.3 to 2.26 g/cm.sup.3, a thermal conductivity of 500 W/mK to 2000 W/mK in a film plane direction, and an arithmetic average roughness Ra of 0.1 μm to 10 μm on a surface of the graphite film.

To provide a composition for a three-dimensional integrated circuit capable of forming a filling interlayer excellent in thermal conductivity also in a thickness direction, using agglomerated boron nitride particles excellent in the isotropy of thermal conductivity, disintegration resistance and kneading property with a resin. A composition for a three-dimensional integrated circuit, comprising agglomerated boron nitride particles which have a specific surface area of at least 10 m.sup.2/g, the surface of which is constituted by boron nitride primary particles having an average particle size of at least 0.05 μm and at most 1 μm, and which are spherical, and a resin (A) having a melt viscosity at 120° C. of at most 100 Pa.Math.s.

A component for a semiconductor processing chamber, the component including a substrate and a coating layer provided on a surface of the substrate, wherein the coating layer includes at least a first coating layer having a thermal emissivity of more than 0.98 to 1, having plasma resistance, and having a color value L in a range of 35 to 40 through a thickness direction thereof.

An object of the present invention is to provide vanadium oxide-containing particles each having a core-shell structure, which are excellent in thermochromic property and durability.

The vanadium oxide-containing particles each having a core-shell structure (1) each has (2) a core layer, which contains vanadium dioxide as a major component, and (4) a shell layer, which contains vanadium oxide containing vanadium having a valency number other than four as a major component.

The present disclosure provides a thermoelectric conversion material having a composition represented by a chemical formula of Li.sub.2−a+bMg.sub.1−bSi. In this thermoelectric conversion material, either requirement (i) in which 0≤a≤0.0001 and 0.0001≤b≤0.25-a or requirement (ii) in which 0.0001≤a≤0.25 and 0≤b≤0.25-a is satisfied. The thermoelectric conversion material has an Li.sub.8Al.sub.3Si.sub.5 type crystalline structure.

Provided is an aerogel blanket and a method for producing the same, wherein a catalyzed sol I sufficiently and uniformly impregnated into a blanket in an impregnation tank, and the catalyzed sol is allowed to stay in the impregnation tank for a specific time to control fluidity while achieving a viscosity at which the catalyzed sol can be easily introduced into the blanket, thereby forming a uniform aerogel in the blanket. As a result, the uniformity of pore structure and thermal insulation performance of an aerogel blanket are improved, the loss of raw materials is reduced through the impregnation process, the occurrence of process problems is reduced, and the generation of dust is reduced.

The present invention relates to inorganic fibres having a composition comprising: 65.7 to 70.8 wt % SiO.sub.2; 27.0 to 34.2 wt % CaO; 0.10 to 2.0 wt % MgO; and optional other components providing the balance up to 100 wt %,
wherein the sum of SiO.sub.2 and CaO is greater than or equal to 97.8 wt %; and the other components, when present, comprise no more than 0.80 wt % Al.sub.2O.sub.3; and wherein the amount of MgO and other components are configured to inhibit the formation of surface crystallite grains upon heat treatment at 1100° C. for 24 hours, wherein said surface crystallite grains comprise an average crystallite size in a range of from 0.0 to 0.90 μm.

VO.sub.2 and V.sub.2O.sub.5 nano- or micro-materials. The VO.sub.2 nano-materials and micro-materials have an M1 phase structure and oxygen stoichiometry that deviates 2% or less from theoretical stoichiometry. The VO.sub.2 nano-materials and micro-materials may doped with cation dopants and/or anion dopants. The VO.sub.2 and V.sub.2O.sub.5 nano- or micro-materials can be made by hydrothermal methods starting with V.sub.3O.sub.7.H.sub.2O nano- or micro-material. The VO.sub.2 and V.sub.2O.sub.5 nano- or micro-materials can be used as, for example, thermochromic window coatings.

A chalcogen-containing compound of the following Chemical Formula 1, which may have decreased thermal conductivity and improved power factor in the low temperature region, and thus exhibit an excellent thermoelectric figure of merit, a method for preparing the same, and a thermoelectric element including the same:
V.sub.1Sn.sub.a−xIn.sub.xSb.sub.2Te.sub.a+3  [Chemical Formula 1]
wherein V, a and x are as defined in the specification.

A lithium composite transition metal oxide includes nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium composite transition metal oxide includes two or more kinds of first dopants selected from the group consisting of Zr, Al, V, Co, and Mg and two or more kinds of second dopants selected from the group consisting of Ti, Y, Sr, Nb, Ba, and Ca, and particles of the lithium composite transition metal oxide has a crystallite size of 170-300 nm.