A coated cylinder liner 20 comprises a wear resistant layer 22, such as a DLC coating, and a metallic adhesive layer 24, such as chromium or titanium, deposited on an inner surface 26 thereof. The layers 22, 24 each have a thickness t.sub.w, t.sub.n varying by not more than 5% along at least 70% of the length of the inner surface 26. The metallic adhesive layer 24 is deposited by sputtering a consumable metallic electrode 28 onto the inner surface 26. The sputtering can be magnetron sputtering. The consumable metallic electrode 28 can include a hollow opening 40 with orifices 50 for providing a carrier gas into the deposition chamber 52. In addition, the inner surface 26 of the cylinder liner 20 can provide the deposition chamber 52 by sealing a first opening 36 and second opening 38 of the cylinder liner 20.

To provide a sliding member, such as a piston ring for an internal combustion engine, having low friction and excellent toughness. The above-described problem is solved by a sliding member (10) such as a piston ring coated with a Cr—B—Ti—V—(Mn, Mo)—N-based alloy film (2) on a sliding surface (11) thereof, and configured so that the alloy film (2) contains one or both of Mn and Mo and has a total content of the Mn and the Mo within a range of 2 mass % or less. Preferably, a B content is within a range of 0.1 mass % to 1.5 mass %, inclusive, a V content is within a range of 0.05 mass % to 1 mass %, inclusive, and a Ti content is within a range of 0.05 mass % to 1.5 mass %, inclusive.

A hard coating for a substrate or portion of a razor blade wherein a main layer of the hard coating includes graphene and/or any combination of derivatives thereof. The graphene may be deposited on the substrate or portion of the razor blade using plasma assisted chemical vapor deposition (PECVD) or similar process.

The present invention relates to a method of coating one or more metal components of a fuel cell stack, such as a bipolar plate, an electrode, gaskets etc., the method comprising the steps of providing an uncoated metal component; etching said uncoated metal component; optionally depositing an adhesion layer on the etched uncoated metal component; and depositing a carbon coating on either the adhesion layer or on the etched uncoated metal component, with the adhesion layer and the carbon coating respectively being deposited by means of one of a physical vapor deposition process, an arc ion plating process, a sputtering process, and a Hipims process. The invention further relates to a component of a fuel cell stack and to an apparatus for coating one or more components of a fuel cell stack.

A substrate having a multilayer coating system in the form of a surface coating, which has an outer cover layer comprising amorphous carbon, and a coating process for producing a substrate. At least a first Mo.sub.aN.sub.x support layer is provided between the substrate and the cover layer, which support layer has a nitrogen content x, referred to an Mo content a, which is in the range of 25 at %≤x≤55 at %, with x+a=100 at %.

A valve component comprising a substrate with a sliding surface, the sliding surface being designed to be subjected to sliding against another surface during operation of the valve, wherein at least a portion of the sliding surface is coated with a coating comprising an under-layer comprising tungsten and an upper-layer deposited atop the under-layer, said upper-layer comprising diamond-like-carbon, wherein the under-layer comprises carbon and has a layer thickness of at least 11 micrometers, and the upper-layer has a lower coefficient of friction than the under-layer and has a layer thickness of at least 1.5 micrometers.

A device comprising: a substrate; a first coating deposited on the substrate; an intermediate coating deposited on the first coating, wherein the first coating is interposed between the substrate and the intermediate coating; and a second coating deposited on the intermediate coating, wherein the intermediate coating is interposed between the first coating and the second coating, and the second coating is outermost and black. The substrate, the first coating, the intermediate coating and the second coating define at least one of a jewelry item and a component of a jewelry item.

A semiconductor manufacturing apparatus includes a process chamber. A chuck is disposed in the process chamber. The chuck is configured to hold a substrate thereon. A transfer unit is adjacent to the process chamber. The transfer unit includes a transfer hand configured to transfer the substrate. A slow discharge layer is disposed on a first surface of the transfer hand. The slow discharge layer is configured to discharge static electricity charged in the substrate.

Systems and methods for building passive and active electronics with diamond-like carbon (DLC) coatings are provided herein. DLC may be layered upon substrates to form various components of electronic devices. Passive components such as resistors, capacitors, and inductors may be built using DLC as a dielectric or as an insulating layer. Active components such as diodes and transistors may be built with the DLC acting substantially like a semiconductor. The amount of sp.sup.2 and sp.sup.3 bonded carbon atoms may be varied to modify the properties of the DLC for various electronic components.

A boron doped diamond electrode and its preparation method and application, the electrode is deposited with a boron or nitrogen doped diamond layer or a boron or nitrogen doped diamond layer composite layer on the surface of the electrode substrate, or after a transition layer is disposed on the surface of the substrate, a boron or nitrogen doped diamond layer or a composite layer of boron or nitrogen doped diamond layer is disposed on the surface of transition layer. The preparation method is depositing or plating a boron or nitrogen doped diamond layer on the surface of the electrode substrate, or providing a transition layer on the surface of the electrode substrate, and then depositing or plating a boron or nitrogen doped diamond layer or a composite layer of boron or nitrogen doped diamond layer on the surface of the transition layer.