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| Number | Title | Issue Date |
| 5306698 | Methods for producing Tl2 Ca2 Ba2 Cu3 oxide superconductors Improved processes for making thin film and bulk thallium superconductors are described, as well as Tl superconductors having high critical current densities and low surface impedance. An annealing step in a reduced oxygen atmosphere is used to convert co... | 04/26/1994 |
| 5306521 | Process for manufacturing DC superconducting quantum interference device A method of manufacturing a DC superconducting quantum interference device comprises forming an insulating film over a portion of a resistance film. A lower electrode superconducting film is formed over the resistance film and the insulating film. A barri... | 04/26/1994 |
| 5306703 | Method of forming smooth, uniform thallium-based superconducting films A method of forming thallium, barium, calcium, copper oxide films with smooth surfaces and chemical uniformity by sequentially depositing layers and annealing in the absence of a separate source of Tl.... | 04/26/1994 |
| 5304538 | Epitaxial heterojunctions of oxide semiconductors and metals on high temperature superconductors Epitaxial heterojunctions formed between high temperature superconductors and metallic or semiconducting oxide barrier layers are provided. Metallic perovskites such as LaTiO3, CaVO3, and SrVO3 are grown on electron-type h... | 04/19/1994 |
| 5304533 | Process for producing an oxide superconductor from alkoxides A process for producing a superconductor of an oxide system, which comprises uniformly mixing metal elements for constituting the oxide system at least partly in the form of alkoxides having CN--, X-- wherein A is a halogen atom and... | 04/19/1994 |
| 5304539 | Method for fabricating integrated microelectronic assembly comprising photoconductor with oxide superconducting leads A beam (e.g. a focused laser beam) is utilized to irradiate the entire lateral width of a limited-extent portion of an elongated superconducting thin-film lead. The irradiated portion is converted to be non-superconducting and photoconductive. The convert... | 04/19/1994 |
| 5304535 | Etching of nanoscale structures on high temperature superconductors A process for etching with a scanning tunneling microscope on both a single crystal and a thin film of high temperature superconductor is disclosed.... | 04/19/1994 |
| 5300485 | Method of preparing oxide superconducting films by laser ablation In order to enable formation of a smooth and dense oxide superconducting film with no clear appearance of grain boundaries in a fine structure even at a high film forming rate, a laser ablation method is employed to apply a laser beam 2 to a target 1 cont... | 04/05/1994 |
| 5300484 | MBE or MO-MBE process for forming Bi-Sr-Ca-Cu-O superconducting thin films A method of forming a Bi-Sr-Ca-Cu-O system (Bi2 Sr2 CaCu2 Ox) superconducting thin film in which two half-unit cells constitute a Perovskite structure layer, characterized in that Sr and Bi layers, which are pre... | 04/05/1994 |
| 5296460 | CVD method for forming Bi -containing oxide superconducting films Films of high Tc Bi-Sr-Ca-Cu-O superconductor have been prepared by MOCVD using volatile metal organic precursors and water vapor. The metal organic precursors are volatized along with a bismuth source, such as Bi(C6 H5) | 03/22/1994 |
| 5296458 | Epitaxy of high Tc superconducting films on (001) silicon surface An epitaxial structure comprising a silicon containing substrate and a high Tc copper-oxide-based superconducting layer, which may include an intermediate layer between the silicon substrate and the superconductor layer. Epitaxial deposition is... | 03/22/1994 |
| 5296459 | Method for making an electrically conductive contact for joining high T.sub . The present invention provides a methodology for forming an electrically conductive contact on the external surface of superconductive materials. The methodology is employed using any Noble metal to form the conductive contact; and is used with any superc... | 03/22/1994 |
| 5296455 | Process for preparing superconductor of compound oxide of Bi-Sr-Ca-Cu system A compound oxide superconductor represented by the general formula: Bi4+d (Sr1-x, Cax)m Cun Op+y in which, "d" is an amount of excess bismuth and satisfies a range of 0 | 03/22/1994 |
| 5294599 | Processes for preparing oxide powders and superconducting oxides Fine and homogeneous oxide particles for superconductors which can be sintered at a low temperature are prepared in a liquid phase by the sol-gel method using alkoxides as starting materials. By forming a buffer layer between a substrate and a superconduc... | 03/15/1994 |
| 5292718 | Process for preparing superconducting junction of oxide superconductor Improvement in a process for fabricating a superconducting junction by depositing successively a first oxide superconductor thin layer, a non-superconducting intermediate thin film layer and a second oxide superconductor thin film layer on a substrate in ... | 03/08/1994 |
| 5292717 | Method for the production of a structured composite with high-temperature superconductor material A method for producing a structured layer of a first material having at least one recess of a predetermined geometrical shape on a substructure formed of at least one second material that includes a metal oxide superconductor material with a high transiti... | 03/08/1994 |
| 5290760 | Method of manufacturing an electrical contact for a superconductive ceramic A method of manufacturing an electrical contact between a current lead and a part made of a superconductive ceramic of the type RBa2 Cu3 Oy, where R designates a lanthanide chosen from Y, La, Nd, Sm, Eu, Gd, Ho, Er, Tm, Yb... | 03/01/1994 |
| 5290758 | Plasma-assisted deposition process for producing a thin layer on a substrate Coatings such as high Tc superconductor material on substrates which incorporate reactive gases like oxygen and nitrogen are formed by providing the substrate so that it is spaced from the target region in a coating chamber, forming particles of the coati... | 03/01/1994 |
| 5290761 | Process for making oxide superconducting films by pulsed excimer laser ablation A process for producing thin films of superconducting material by bombarding a heated target with radiation from pulsed high energy UV laser to form a plume of target material, and depositing the plume on a substrate is disclosed.... | 03/01/1994 |
| 5288697 | Production of thin protective polyimide layers on high temperature superconductors Thin protective polyimide layers are produced on ceramic or high temperature superconductors by applying polyimide solutions, polyamic acids or starting substances therefor to the superconductor surface and imidating or drying in an oxygen atmosphere.... | 02/22/1994 |
| 5286712 | High TC superconducting film This invention relates to new superconducting material having a composition represented by the general formula: Au Bv Cw Dx Ey in which, "A" represents one element selected from a group consisting of IIa group ... | 02/15/1994 |
| 5286713 | Method for manufacturing an oxide superconducting circuit board by printing A superconducting circuit board is provided comprising a sintered alumina board containing more than 99% by weight of alumina and an interconnection pattern of an superconducting ceramics formed on the alumina board. Adhesion of the interconnection patter... | 02/15/1994 |
| 5284824 | Method for manufacturing an oxide superconductor thin film A method for manufacturing an oxide superconductor film is disclosed, which comprises the steps of: preparing a substrate; depositing an oxide superconductor film on said substrate by chemical vapor deposition (CVD); and supplying excited oxygen to or nea... | 02/08/1994 |
| 5284779 | Method of forming organic charge-transfer thin films Superconducting or conducting organic charge-transfer complex film is epitaxially grown on a substrate which has been given an oriented surface by applying a stearic acid film. The periodic charge distribution over the oriented surface regulates the forma... | 02/08/1994 |
| 5284825 | Contaminant diffusion barrier for a ceramic oxide superconductor coating on a substrate A superconducting structure is provided comprising a substrate, a superconductor coating supported by the substrate and a diffusion barrier positioned between the superconductor coating and the substrate to inhibit diffusion of contaminants from the subst... | 02/08/1994 |
| 5283232 | Method for producing oxide superconducting composite wire A method for producing an oxide superconducting composite wire is disclosed, which comprises the steps of: (a) molding a powdered oxide superconductor material to form a wire; (b) heat treating the wire in an oxygen atmosphere thereby forming the wire int... | 02/01/1994 |
| 5283233 | Method for producing a superconductor layer of YBa2 Cu3 O7 on a sapphire substrate A method for producing a superconducting layer of YBa2 CU3 O7 on a sapphire substrate utilizes the steps of epitaxially growing an intermediate layer that at least contains a yttrium-stabilized zirconium oxide layer direct... | 02/01/1994 |
| 5281575 | Laser ablation method for forming oxide superconducting films In manufacturing a high-temperature superconductive oxide thin film by irradiating a laser beam onto an oxide target in an atmosphere of oxygen to form the high-temperature superconductive oxide thin film on an oxide substrate, the laser beam is irradiate... | 01/25/1994 |
| 5281447 | Patterned deposition of metals via photochemical decomposition of metal-oxalate complexes The invention is directed to a method for forming a metal coating on a substrate by applying an oxalate of a Group VIII element from the Periodic Table of the Elements to the substrate. The oxalate is selected so that it will decompose to a complex of a z... | 01/25/1994 |
| 5280012 | Method of forming a superconducting oxide layer by MOCVD This invention is directed to the metal organic chemical vapor deposition (MOCVD) formation of copper oxide superconductor materials. Various source reagents of Group II elements suitable for high temperature superconductor (HTSC) material formation are d... | 01/18/1994 |
| 5280013 | Method of preparing high temperature superconductor films on opposite sides of a substrate A superconducting electronic circuit device, useful when impedance matching is desired, especially suited to microwave frequencies, consisting of a thin dielectric layer with superconducting layers on both sides. A superconductor such as Yttrium Barium Co... | 01/18/1994 |
| 5278138 | Aerosol chemical vapor deposition of metal oxide films A process of preparing a film of a multicomponent metal oxide including: forming an aerosol from a solution comprised of a suitable solvent and at least two precursor compounds capable of volatilizing at temperatures lower than the decomposition temperatu... | 01/11/1994 |
| 5278140 | Method for forming grain boundary junction devices using high Tc superconductors A method is disclosed for fabricating grain boundary junction devices, which comprises preparing a crystalline substrate containing at least one grain boundary therein, epitaxially depositing a high Tc superconducting layer on the substrate, patterning th... | 01/11/1994 |
| 5276010 | Process for producing bismuth-based oxide superconducting films A process for producing an oxide crystalline thin film having a structure in which atomic layers having different chemical compositions are laminated along the film thickness direction, the process including the steps of depositing amorphous atomic layers... | 01/04/1994 |
| 5276012 | Laser-assisted CVD process forming oxide superconducting films A method is disclosed of forming an oxide superconducting film comprising the steps of (1) mixing (a) the vapors of organic metal materials in such proportions as to provide a predetermined metal composition, or (b) said organic metal materials in such pr... | 01/04/1994 |
| 5274249 | Superconducting field effect devices with thin channel layer A superconducting field effect device includes a substrate with an epitaxial superconducting film upon it and an insulating layer above a thinner region of the film which protects the film from the atmosphere and isolates it from a gate electrode which is... | 12/28/1993 |
| 5273957 | Thermally sprayed lead-containing thick layers A process is described for producing a superconducting thick layer on a base material by thermally spraying a powder containing bismuth, lead, strontium, calcium and copper in oxidic form. First a powdered starting mixture is prepared which has a composit... | 12/28/1993 |
| 5273954 | Method for forming superconducting ceramics elongated body A method of manufacturing a superconducting ceramics elongated body by forming a longitudinally continuous superconducting layer on at least a part of the surface of a flexible ceramics elongated substrate by evaporation under the presence of oxygen ions.... | 12/28/1993 |
| 5272133 | Passivation of thin film oxide superconductors An oxide superconductor having a high critical temperature is provided with a passivation coating comprising a first layer of a Group II oxide, such as magnesium oxide, and a second layer of a polymer, such as polyimide. The Group II oxide is formed under... | 12/21/1993 |
| 5272131 | Method for forming aligned superconducting Bi-Sr-Ca-Cu-O A process is provided for forming an oriented thick film superconducting coating on a polycrystalline substrate. The coating includes at least two highly oriented compounds of Bia Srb Cac Cud Ox (BSCCO) wh... | 12/21/1993 |
