A coated substrate includes a coating, wherein the coating includes, starting from the substrate in this order: a. a layer of diamond-like carbon, b. a metallic multi-ply layer, wherein the metallic multi-ply layer contains b1) tin and at least one alloying element for tin, or b2) magnesium and at least one alloying element for magnesium, wherein the metallic multi-ply layer is formed from two, three, or more plies, wherein one or more plies contain tin and one or more plies made of at least one alloying element for tin selected from antimony, copper, lead, silver, indium, gallium and/or germanium, are arranged alternatingly, or wherein one or more plies contain magnesium and one or more plies made of at least one alloying element for magnesium selected from aluminum, bismuth, manganese, copper, cadmium, iron, strontium, zirconium, thorium, lithium, nickel, lead, silver, chromium, silicon, tin, gadolinium, yttrium, calcium and/or antimony, are arranged alternatingly.

A method for surface treatment of a metal material in a powder state is provided, the method including obtaining a powder formed from a plurality of particles of the metal material to be treated; and subjecting the powder to an ion implantation process by directing a beam of singly-charged or multi-charged ions towards an outer surface of the particles, the beam being produced by a source of singly-charged or multi-charged ions, whereby the particles have an overall spherical shape with a radius (R). There is also provided a material in a powder state formed from a plurality of particles having a ceramic outer layer and a metal core, the particles having an overall spherical shape.

A coated substrate includes a coating, wherein the coating includes, starting from the substrate in this order: a. a layer of diamond-like carbon, b. a metallic multi-ply layer, wherein the metallic multi-ply layer contains b1) tin and at least one alloying element for tin, or b2) magnesium and at least one alloying element for magnesium, wherein the metallic multi-ply layer is formed from two, three, or more plies, wherein one or more plies contain tin and one or more plies made of at least one alloying element for tin selected from antimony, copper, lead, silver, indium, gallium and/or germanium, are arranged alternatingly, or wherein one or more plies contain magnesium and one or more plies made of at least one alloying element for magnesium selected from aluminum, bismuth, manganese, copper, cadmium, iron, strontium, zirconium, thorium, lithium, nickel, lead, silver, chromium, silicon, tin, gadolinium, yttrium, calcium and/or antimony, are arranged alternatingly.

A coated substrate, includes a coating that includes, starting from the substrate in this order: a) a layer of diamond-like carbon (DLC), b) a metallic, single-ply or multi-ply layer, and c) an oxygen barrier layer, wherein the metallic, single-ply or multi-ply layer contains b1) tin or tin and at least one alloying element for tin, which are present unalloyed and/or alloyed, or b2) magnesium and at least one alloying element for magnesium, which are present unalloyed and/or alloyed. The coated substrate protects the DLC layer, as a result of which said layer can be tempered. The coating has good mechanical stability and good aging stability before heat treatment.

To provide a decorative member having a cherry blossom pink color. A cherry blossom pink decorative member of the present invention includes a base and a decorative coating formed on the base, wherein the decorative coating is formed by layering an undercoat layer and a finishing layer from the base side, the undercoat layer is a carbonitride layer composed of a carbonitride of a metal containing Ti and at least one selected from Nb and Ta, and the finishing layer is a Au alloy layer composed of an alloy containing Au, a metal having a silver color, and Cu.

This copper/ceramic bonded body includes: a copper member made of copper or a copper alloy; and a ceramic member made of silicon nitride, wherein the copper member and the ceramic member are bonded to each other, a Mg—N compound phase extending from a ceramic member side to a copper member side is present at a bonded interface between the copper member and the ceramic member, and at least a part of the Mg—N compound phase enters into the copper member.

Wear resistant articles are described herein which, in some embodiments, mitigate CTE differences between wear resistant components and metallic substrates. In one aspect, an article comprises a layer of sintered cemented carbide bonded to a layer of iron-based alloy via a metal-matrix composite bonding layer, wherein coefficients of thermal expansion (CTE) of the sintered cemented carbide layer, metal matrix composite bonding layer, and iron-based alloy layer satisfy the relation: $x=\frac{\left(.Math.CTE\mathrm{WC}-CTEMMC.Math.\right)}{(.Math.CTE}$

A thixomolding material includes: a metal body that contains Mg as a main component; and a coating portion that is adhered to a surface of the metal body via a binder and contains SiC particles containing SiC as a main component. A mass fraction of the SiC particles in a total mass of the metal body and the SiC particles is 2.0 mass % or more and 40.0 mass % or less. The binder may contain waxes. A content of the binder may be 0.001 mass % or more and 0.200 mass % or less.

A slide member is provided with a base material, a plated slide layer and an intermediate plated layer. The plated slide layer contains a solid lubricant. The intermediate plated layer is disposed between the base material and the plated slide layer, the intermediate plated layer increasing cohesion of the base material and the plated slide layer. The plated slide layer has a content of the solid lubricant in a range from 30 to 70 vol %, inclusive.

The disclosed invention includes articles having advantageous ceramic layers with a ceramic/metal intermediate layer that diminishes towards a pure metal core. Such articles have substantial use in unconventional, harsh environments.