C23C14/046

Cylinder liners with adhesive metallic layers and methods of forming the cylinder liners
09765726 · 2017-09-19 · ·

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.a 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.

Method of refurbishing high value articles

A system and method for refurbishing an internal surface of an article of manufacture includes a sputtering unit. The internal surface of the article of manufacture defines an internal cavity. The sputtering unit includes an electrode assembly coupled to a sealing portion. The refurbishing method begins with preparing the internal surface to remove physical damage and contamination. Next, the sputtering unit is interfaced with the article by extending the electrode assembly into the cavity and sealing the sputtering unit to the article with the sealing portion. The internal surface of the article then defines a boundary of a sputtering chamber. A dimensional value is provided that is related to an internal dimension of the cavity. Finally the sputtering unit is operated to deposit material onto the internal surface based upon the provided dimensional value.

Highly-ordered nano-structure array and Fabricating Method thereof
20210404054 · 2021-12-30 ·

A highly-ordered nano-structure array, formed on a substrate, mainly comprises a plurality of highly-ordered nano-structure units. Each of the highly-ordered nano-structure units forms a receiving compartment. One end of the receiving compartment opposite to the substrate has an opening. Each of the highly-ordered nano-structure units comprises at least one thin film layer. A periphery and a bottom of the receiving compartment are defined by an inner surface of a surrounding portion of the at least one thin film layer and a top surface of a bottom portion of the at least one thin film layer, respectively. The at least one thin film layer is made of at least one material selected from the group consisting of: metal, alloy, oxide, nitride, and sulfide.

OVERHANG REDUCTION USING PULSED BIAS

Embodiments of the disclosure relate to methods for enlarging the opening width of substrate features by reducing the overhang of deposited films. Some embodiments of the disclosure utilize a highly energetic bias pulse to etch the deposited film near the opening of the substrate feature. Some embodiments of the disclosure etch the deposited film without damaging the underlying substrate.

METHODS AND APPARATUS FOR SEMI-DYNAMIC BOTTOM UP REFLOW

A method of filling structures on a substrate uses a semi-dynamic reflow process. The method may include depositing a metallic material on the substrate at a first temperature, heating the substrate to a second temperature higher than the first temperature wherein heating of the substrate causes a static reflow of the deposited metallic material on the substrate, stopping heating of the substrate, and depositing additional metallic material on the substrate causing a dynamic reflow of the deposited additional metallic material on the substrate. RF bias power may be applied during the dynamic reflow to facilitate in maintaining the temperature of the substrate.

METHOD FOR METAL VAPOR INFILTRATION OF CMC PARTS AND ARTICLES CONTAINING THE SAME

A method comprises discharging from a metal vaporization device a vapor of a metal or a metal precursor to a chemical vapor infiltration device where the chemical vapor infiltration device is in fluid communication with the metal vaporization device. The chemical vapor infiltration device contains a preform containing ceramic fibers. The preform is infiltrated with a metallic coating or a coating of a metallic precursor along with a ceramic precursor coating. The metallic coating and/or the metallic precursor coating and the ceramic precursor coating are applied sequentially or simultaneously.

SURFACE STRUCTURE HAVING FUNCTION FREEZING DELAY AND ICING LAYER SEPARATION AND MANUFACTURING METHOD THEREOF

Provided is a surface structure having freezing-delaying performance and freezing layer-separating performance The surface structure includes a microstructural layer formed in the form of microscale irregularities and a plurality of nanopores formed in the microstructural layer. A freezing-delaying layer is formed on a surface of the microstructural layer to delay a freezing phenomenon. Also, a hygroscopic material is accommodated in the nanopores, so that when a surface of the freezing-delaying layer starts to freeze, the hygroscopic material is discharged from the nanopores to form a hygroscopic material film, and thus adhesion between the freezing-delaying layer and ice is reduced to allow the ice to be detached from the freezing-delaying layer.

METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE AND SUBSTRATE PROCESSING APPARATUS

A method for manufacturing a semiconductor device is provided. In the method, an amorphous silicon film is deposited in a recess provided in a surface of a substrate by supplying a silicon-containing gas to the substrate. The amorphous silicon film is etched by supplying an etching gas to the substrate so as to leave the amorphous silicon film on a bottom of the recess. A silicon film is deposited on the amorphous silicon film by supplying dichlorosilane to the substrate.

Local metallization for semiconductor substrates using a laser beam

Local metallization of semiconductor substrates using a laser beam, and the resulting structures, e.g., micro-electronic devices, semiconductor substrates and/or solar cells, are described. For example, a solar cell includes a substrate and a plurality of semiconductor regions disposed in or above the substrate. A plurality of conductive contact structures is electrically connected to the plurality of semiconductor regions. Each conductive contact structure includes a locally deposited metal portion disposed in contact with a corresponding a semiconductor region.

Semiconductor device, method and machine of manufacture

A semiconductor device is manufactured by modifying an electromagnetic field within a deposition chamber. In embodiments in which the deposition process is a sputtering process, the electromagnetic field may be modified by adjusting a distance between a first coil and a mounting platform. In other embodiments, the electromagnetic field may be adjusted by applying or removing power from additional coils that are also present.