Class 505/819 - Vapor deposition

Subclass of Class 505 - Superconductor technology: apparatus, material, process
Definition: Subject matter involving coating with a vapor.
No. of patents: 35
Last issue date: 02/16/1999

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Number	Title	Issue Date
5872079	Superconductor and precursor therefor, their preparation and use of superconductor A superconductor comprising a compound of the formula (II): R1+x Ba2-x Cu3 O7-y1 (II) wherein not less than 40% of a crystal of the superconductor shows phase separation, and at (temperature, magnetic fi...	02/16/1999
5635455	Process for producing stabilized carbon cluster conducting or superconducting material A stabilized carbon cluster conducting material comprising (i) a core comprising a conducting or superconducting carbon cluster and (ii) a sheath covering the core; a device comprising a substrate having thereon a film of a conducting or superconducting c...	06/03/1997
5597411	Method of forming a single crystal material A method of growing an epitaxial like, single crystal, superconducting film by promoting the epitaxial-like growth of film from a single nucleation site in deference to substantially all other nucleation sites on the substrate. The present invention conte...	01/28/1997
5545613	Preparation of superconducting oxides and oxide-metal composites A method of preparing a superconducting oxide by combining the metallic elements of the oxide to form an alloy, followed by oxidation of the alloy to form the oxide. Superconducting oxide-metal composites are prepared in which a noble metal phase intimate...	08/13/1996
5462762	Fabrication method of superconducting quantum interference device constructed from short weak links with ultrafine metallic wires A method of fabricating a superconducting quantum interference device (DC-SQUID) constructed from short weak links with untrafine wires. The method comprises the following steps: successive forming a niobium nitride film and a silicon nitride film on a su...	10/31/1995
5453306	Process for depositing oxide film on metallic substrate by heat plasma flash evaporation method The generation of a reaction product is suppressed between a metallic substrate and plasma in depositing a ceramic intermediate layer on the metallic substrate in a process for depositing an oxide film on the metallic substrate by thermal plasma flash eva...	09/26/1995
5376625	Method of making thin film superconductor assembly A thin film superconductor assembly is disclosed along with a method of fabricating same. The assembly comprises a self-supporting substrate defining at least a portion of a containment for a flow of cryogenic fluid, a dielectric layer adherent to a surfa...	12/27/1994
5145713	Stoichiometric growth of compounds with volatile components A method of growing KTax Nb1-x O3 by pulsed laser evaporation. In order to compensate for the volatile K, two targets are prepared, one of sintered oxide powder having K, Ta, and Nb in amounts stoichiometric to KTax	09/08/1992
5143896	Process and system for preparing a superconducting thin film of oxide In a process for preparing a thin film of oxide superconductor having a layered crystal structure by depositing each layer of said layered crystal structure on a substrate by Molecular Beam Epitaxy (MBE) method with introducing oxygen-containing gas which...	09/01/1992
5100863	Superconducting ceramics manufacturing method An improved method of manufacturing superconducting ceramics in the form of a thin film are described. The thin film is first formed of a superimposed structure composed of three films which contain a rare earth metal, an alkaline metal and copper respect...	03/31/1992
5094880	Thin superconducting film and manufacturing method for the same A superconducting film is formed by a physical vapor deposition. In order to form such a superconducting film as exhibits a sufficient superconductivity a small portion of a target is sublimed without decomposing molecules of the target and deposited on a...	03/10/1992
5057201	Process for depositing a superconducting thin film This invention relates to a process for producing a superconducting thin film, characterized in that a target made of a compound oxide containing Ba; one element M selected from a group consisting of Y, La, Gd, Ho Er and Yb; and Cu is used for carrying ou...	10/15/1991
5021401	Integrated production of superconductor insulation for chemical vapor deposition of nickel carbonyl This is a process for fabrication of nickel-oxide insulation on a superconductor. The process utilizes; reacting oxygen-free nickel powder with oxygen-free carbon monoxide generally at 50°-75° C. to produce a nickel carbonyl, separating the nickel carbo...	06/04/1991
4985117	Method of manufacturing josephson junctions A method of manufacturing Josephson junctions includes steps of high Tc superconductor thin films on a substrates by chemical vapor deposition using raw materials, which includes at least yttrium, barium and copper, serving as vapor generating sources, an...	01/15/1991
4891355	Method for producing superconducting circuit A method of producing a superconducting circuit by forming a film having a superconducting phase on a substrate and applying a laser beam to a part of the superconducting phase to cause transition of the part of the superconducting phase into a non-superc...	01/02/1990
4857360	Process for the manufacture of NbN superconducting cavity resonators The quality of superconducting cavity resonators depends to a very great extent on the surface quality of the cavities. The invention relates to a process for the manufacture of superconducting cavity resonators with improved surface quality, whereby even...	08/15/1989
4657776	CVD process for the production of a superconducting fiber bundle Manufacture of superconducting fiber bundle coated with niobium carbonitride by a combination of the CVD process with a plasma activation under a low total gas pressure in which niobium chloride, carbon and nitrogen are reacted to produce the niobium comp...	04/14/1987
4591509	Process for the preparation of superconducting compound materials A process for the preparation of a compound material composed of a substrate and a metallic layer of a metastable or unstable phase strongly adhering to the substrate surface. This phase contains more than one elemental component, and is deposited onto th...	05/27/1986
4548834	Method of producing a Josephson tunnel barrier A method for producing multi-layered Josephson tunnel barrier devices without an edge step between the layers comprises the steps of forming a first layer containing at least a lower layer superconducting film on a substrate, selectively removing the surf...	10/22/1985
4545327	Chemical vapor deposition apparatus A chemical vapor deposition device having uniformly distributed heating means substantially surrounding an inner deposition reaction chamber for providing isothermal or precisely controlled gradient temperature conditions therein, the reaction chamber bei...	10/08/1985
4539933	Chemical vapor deposition apparatus An improved chemical vapor deposition device having heating means substantially surrounding an inner deposition chamber for providing isothermal or precisely controlled gradient temperature conditions therein. The internal components of the chamber are qu...	09/10/1985
4478877	Process for the preparation of superconducting compound materials A process for the preparation of a compound material composed of a substrate and a metallic layer of a metastable or unstable phase strongly adhering to the substrate surface. This phase contains more than one elemental component, and is deposited onto th...	10/23/1984
4386115	Process for the preparation of superconducting compound materials A process for the preparation of a compound material composed of a substrate and a metallic layer of a metastable or unstable phase strongly adhering to the substrate surface. This phase contains more than one elemental component, and is deposited onto th...	05/31/1983
4336280	Method for continuous production of niobium-germanium layers on a substrate A method for producing layers of niobium-germanium on a continuous substrate. The layers are produced in a reaction chamber by the reduction of Nb and Ge which are halogenized by H2 on the substrate which is heated. Uniform high current density...	06/22/1982
4299861	Process for the production of a flexible superconductor A process for the production of a flexible superconductor comprising a carbon fiber having thereon a layer of niobium carbonitride, and an outer layer of a highly conductive metal. Initially, niobium is deposited on the fiber, and the niobium-coated fiber...	11/10/1981
4255465	Method of producing Josephson-effect junctions This invention relates to a method of producing a Josephson-effect superconductive junction. The method is characterised in that a superconductive refractory material is applied as a thin and uniform deposit to an insulating substrate, the deposit is defi...	03/10/1981
4202931	Superconducting articles of manufacture and method of producing same Bulk coatings of Nb3 Ge with high superconducting transition temperatures bonded to metallic substrates and a chemical vapor deposition method for producing such coatings on metallic substrates are disclosed. In accordance with the method, a Nb...	05/13/1980
4151329	Nb₃ Ge Superconductive films A superconductive film of Nb3 Ge is produced by providing within a vacuum chamber a heated substrate and sources of niobium and germanium, reducing the pressure within the chamber to a residual pressure no greater than about 10-5 mm ...	04/24/1979
4129166	Nb₃ Ge superconductive films grown with air A superconductive film of Nb3 Ge is produced by providing within a vacuum chamber a heated substrate and sources of niobium and germanium, reducing the pressure within the chamber to a residual pressure no greater than about 10-5 mm ...	12/12/1978
4129167	Nb₃ Ge superconductive films grown with nitrogen A superconductive film of Nb3 Ge is produced by providing within a vacuum chamber a heated substrate and sources of niobium and germanium, reducing the pressure within the chamber to a residual pressure no greater than about 10-5 mm ...	12/12/1978
4128121	Nb₃ Ge superconductive films A superconductive film of Nb3 Ge is produced by providing within a vacuum chamber a heated substrate and sources of niobium and germanium, reducing the pressure within the chamber to a residual pressure no greater than about 10-5 mm ...	12/05/1978
4081573	Method for preparing superconductive Nb₃ Sn layers on niobium surfaces for high-frequency applications A method for preparing superconductive Nb3 Sn layers on niobium surfaces for high frequency applications in which a defined reaction zone which contains a tin source and the niobium surface is formed in an open reaction chamber and sealed off t...	03/28/1978
4054686	Method for preparing high transition temperature Nb₃ Ge superconductors Bulk coatings of Nb3 Ge superconductors having transition temperatures in excess of 20 K are readily formed by a chemical vapor deposition technique involving the coreduction of NbCl5 and GeCl4 in the presence of hydrogen....	10/18/1977
4005990	Superconductors The structural quality of niobium germanide as a high-transition-temperature superconducting material is substantially improved by the presence of about 5 at. % oxygen. Niobium germanide having this oxygen content may readily be prepared as a bulk coating...	02/01/1977
4001481	Superconductive elements and method for producing the same A superconductive element comprising a substrate, at least one face of which is composed of alumina, and a layer of a superconductive compound of the Nb-Al, Nb-Ga, Nb-Al-Ge or Nb-Ga-Al system formed on the alumina face, which exhibits an excellent critica...	01/04/1977

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Class 505/819 - Vapor deposition