Class / Patent application number | Description | Number of patent applications / Date published |
505237000 | Superconductor next to two or more nonsuperconductive layers | 45 |
20080293576 | Substrate for a Superconducting Thin-Film Strip Conductor - A high-temperature superconducting thin-film strip conductor (HTSL-CC) includes a metal substrate, a buffer layer chemically generated thereon and grown crystallographically unrotated in relation to the metal substrate, and a chemically generated superconducting coating thereon. The HTSL-CC possesses high texturing of the buffer layer since the metal substrate has a surface roughness RMS <50 nm, and since and the buffer layer is grown directly onto its surface, without an intermediate layer, crystallographically unrotated in relation to the crystalline structure of the metal substrate. | 11-27-2008 |
20090082211 | SUPERCONDUCTING MEMBER - This invention provides a thin superconducting oxide film, which can realize a high critical current, and a superconducting member having a high level of electric power resistance. The superconducting member comprises a sapphire R face substrate, a buffer layer formed of grain lumps of an oxide provided on the sapphire R face substrate, and a superconducting layer provided on the buffer layer. The nearest neighbor distance between oxygen atoms in the oxide and the grain diameter of grain lumps of the oxide have been specified. The superconducting member can be used as a member for superconducting filters. | 03-26-2009 |
20090105080 | Coated conductor with simplified layer architecture - A coated conductor with simplified layer architecture includes a biaxial textured substrate, a template buffer layer composed of a material having the general formula RE | 04-23-2009 |
20090131262 | METHOD OF FORMING A MULTIFILAMENT AC TOLERANT CONDUCTOR WITH STRIATED STABILIZER, ARTICLES RELATED TO THE SAME, AND DEVICES INCORPORATING THE SAME - A multifilament high temperature superconductor with thick, striated stabilizer is disclosed, including a substrate, a buffer layer, a multifilament superconductor layer, and at least one thick stabilizer layer. Also disclosed are components incorporating superconducting tapes and methods for manufacturing same. | 05-21-2009 |
20090203529 | SUPERCONDUCTING MATERIAL - There are provided superconducting materials ( | 08-13-2009 |
20090247413 | OXIDE SUPERCONDUCTOR AND METHOD OF FABRICATING SAME - An oxide superconductor with superconduction properties being improved by effectively introducing a pinning center thereinto and its fabrication method are disclosed. The superconductor has a high-crystallinity oxide superconductor film which is formed on a substrate with a <001> direction of crystal grain being oriented almost perpendicularly to the substrate and with (100) planes of neighboring crystal grains being oriented to form an oblique angle ranging from 0 to 4 degrees or 86 to 90 degrees. The film has a multilayer structure including a plurality of high-density magnetic field trap layers stacked in almost parallel to the substrate and a low-density magnetic field trap layer sandwiched therebetween. An average grain boundary width of the high-density trap layers in a cross-section horizontal to the substrate is 80 nm or less. The width is less than an average grain boundary width of the low-density trap layer in its cross-section horizontal to the substrate. | 10-01-2009 |
20100022397 | METHOD FOR IMPROVING PERFORMANCE OF HIGH TEMPERATURE SUPERCONDUCTORS WITHIN A MAGNETIC FIELD - The present invention provides articles including a base substrate including a layer of an oriented cubic oxide material having a rock-salt-like structure layer thereon; and, a buffer layer upon the oriented cubic oxide material having a rock-salt-like structure layer, the buffer layer having an outwardly facing surface with a surface morphology including particulate outgrowths of from 10 nm to 500 run in size at the surface, such particulate outgrowths serving as flux pinning centers whereby the article maintains higher performance within magnetic fields than similar articles without the necessary density of such outgrowths. | 01-28-2010 |
20100093547 | Buffer layer for thin film structures - A composite structure including a base substrate and a layer of a mixture of strontium titanate and strontium ruthenate is provided. A superconducting article can include a composite structure including an outermost layer of magnesium oxide, a buffer layer of strontium titanate or a mixture of strontium titanate and strontium ruthenate and a top-layer of a superconducting material such as YBCO upon the buffer layer. | 04-15-2010 |
20100173784 | SUPERCONDUCTING ARTICLES HAVING DUAL SIDED STRUCTURES - A superconducting article includes a substrate; first and second buffer layers overlying the substrate, such that the substrate is positioned so as to be interposed between the first and second buffer layers, first and second superconductor layers overlying the first and second buffer layers. Further, the first and second stabilizer layers respectively overlying the first and second superconductor layers, the first and second stabilizer layers adapted to conduct current and prevent burnout of the first and second superconductor layers when the first and second superconductor layers are in a non-superconductive state. | 07-08-2010 |
20100184604 | SUPERCONDUCTING ELEMENT JOINT, A PROCESS FOR PROVIDING A SUPERCONDUCTING ELEMENT JOINT AND A SUPERCONDUCTING CABLE SYSTEM - The invention relates to a superconducting element joint comprising a joint between two superconducting elements comprising at least one direct SC-SC transition joint. By the invention an improved superconducting element joint may be obtained. | 07-22-2010 |
20110028328 | Superconductive Article with Prefabricated Nanostructure for Improved Flux Pinning - A superconducting article comprises a substrate, a buffer layer overlying the substrate, and a high-temperature superconducting (HTS) layer overlying the buffer layer. The HTS layer includes a plurality of nanorods. A method of forming a superconducting article comprises providing a substrate, depositing a buffer layer overlying the substrate; forming a nanodot array overlying the buffer layer; depositing an array of nanorods nucleated on the nanodot array; and depositing a high-temperature superconducting (HTS) layer around the array of nanorods and overlying the buffer layer. | 02-03-2011 |
20110034339 | VERTICALLY-ALIGNED NANOPILLAR ARRAY ON FLEXIBLE, BIAXIALLY-TEXTURED SUBSTRATES FOR NANOELECTRONICS AND ENERGY CONVERSION APPLICATIONS - An article having a biaxially textured substrate surface and a plurality of vertically-aligned, epitaxial nanopillars supported on the surface substrate is disclosed. The article can include a matrix phase deposited on the biaxially textured surface and between the plurality of vertically-aligned, epitaxial nanopillars. The nanopillars can include a coating. The matrix phase and the vertically-aligned, epitaxial nanopillars can form an electronically active layer selected from the group consisting of a superconducting material, a ferroelectric material, a multiferroic material, a magnetic material, a photovoltaic material, a electrical storage material, and a semiconductor material. A method of making the article is also disclosed. | 02-10-2011 |
20110045988 | HIGH-TEMPERATURE SUPERCONDUCTING RIBBON CONDUCTOR COMPOSITE PROVIDED WITH A COOLING LAYER - A high-temperature superconducting ribbon conductor composite device includes a high-temperature superconducting ribbon conducing composite including a substrate ribbon, at least one buffer layer disposed above the substrate ribbon, an HTSL layer disposed above the at least one buffer layer, and a cover. A cooling layer is disposed on the high-temperature superconducting ribbon conductor composite and includes at least one of a metal and a partly conductive or non-conductive oxide layer of at least one of an alkali, an alkaline earth and a rare earth element. The cooling layer has a thickness of 20 μm to 200 μm. | 02-24-2011 |
20110082044 | HIGH TEMPERATURE SUPERCONDUCTING FILMS AND METHODS FOR MODIFYING AND CREATING SAME - Operational characteristics of an high temperature superconducting (“HTS”) film comprised of an HTS material may be improved by depositing a modifying material onto appropriate surfaces of the HTS film to create a modified HTS film. In some implementations of the invention, the HTS film may be in the form of a “c-film.” In some implementations of the invention, the HTS film may be in the form of an “a-b film,” an “a-film” or a “b-film.” The modified HTS film has improved operational characteristics over the HTS film alone or without the modifying material. Such operational characteristics may include operating in a superconducting state at increased temperatures, carrying additional electrical charge, operating with improved magnetic properties, operating with improved mechanic properties or other improved operational characteristics. In some implementations of the invention, the HTS material is a mixed-valence copper-oxide perovskite, such as, but not limited to YBCO. In some implementations of the invention, the modifying material is a conductive material that bonds easily to oxygen, such as, but not limited to, chromium. | 04-07-2011 |
20110111964 | COATED CONDUCTOR ARCHITECTURE - A simplified architecture for a superconducting coated conductor is provided and includes a substrate, a layer of titanium nitride directly upon the substrate, the layer of titanium nitride deposited by ion beam assisted deposition (IBAD), a layer of a buffer material having chemical and structural compatibility with said layer of titanium nitride, the buffer material layer directly upon the IBAD-titanium nitride layer, and a layer of a high temperature superconductive material such as YBCO. | 05-12-2011 |
20110160065 | PHASE-SEPARATED, EPITAXIAL COMPOSITE CAP LAYERS FOR ELECTRONIC DEVICE APPLICATIONS AND METHOD OF MAKING THE SAME - An electronic component that includes a substrate and a phase-separated layer supported on the substrate and a method of forming the same are disclosed. The phase-separated layer includes a first phase comprising lanthanum manganate (LMO) and a second phase selected from a metal oxide (MO), metal nitride (MN), a metal (Me), and combinations thereof. The phase-separated material can be an epitaxial layer and an upper surface of the phase-separated layer can include interfaces between the first phase and the second phase. The phase-separated layer can be supported on a buffer layer comprising a composition selected from the group consisting of IBAD MgO, LMO/IBAD-MgO, homoepi-IBAD MgO and LMO/homoepi-MgO. The electronic component can also include an electronically active layer supported on the phase-separated layer. The electronically active layer can be a superconducting material, a ferroelectric material, a multiferroic material, a magnetic material, a photovoltaic material, an electrical storage material, and a semiconductor material. | 06-30-2011 |
20110263433 | HIGH-TEMPERATURE SUPERCONDUCTIVE LAYER ARRANGEMENT - A high-temperature superconductor layer arrangement includes at least one substrate and one textured buffer layer made of oxidic material. The buffer layer displays at least one further constituent forming a homogeneous mixed-crystal layer. The further constituent is a transition metal from the first subgroup and/or forming at least a partial melt with the oxidic buffer material at an annealing temperature of ≦1,600 degrees Celsius. The further constituent can particularly be copper and/or silver. | 10-27-2011 |
20110281735 | FAULT CURRENT LIMITER WITH A PLURALITY OF SUPERCONDUCTING ELEMENTS HAVING INSULATED, ELECTRICALLY CONDUCTING SUBSTRATES - A fault current limiter, with a superconducting device ( | 11-17-2011 |
20110294670 | Fault current limiter with a plurality of superconducting elements connected in a ring-shaped fashion - A fault current limiter and a method for the production thereof has a superconducting device ( | 12-01-2011 |
20110294671 | Fault current limiter with a plurality of superconductiong elements, at least one of which with an electric contact between its superconducting film and its electrically conducting substrate - A fault current limiter, with a superconducting device ( | 12-01-2011 |
20110312501 | COATED CONDUCTOR WITH IMPROVED GRAIN ORIENTATION - A coated conductor comprising an improved buffer layer architecture where the buffer layers are obtainable by chemical solution deposition and where the buffer layers essentially adopt the degree of texture of the substrate. | 12-22-2011 |
20120015817 | HIGH TEMPERATURE SUPERCONDUCTOR, IN PARTICULAR IMPROVED COATED CONDUCTOR - A coated conductor is provided with improved electrical connection between the conductive layers such as the high temperature superconductor layer and a metal protection layer applied onto the high temperature superconductor layer and the substrate. A method includes obtaining such electrical connection, in particular, creating a coated conductor wherein the substrate is a core covered with the layers all around its periphery. | 01-19-2012 |
20120015818 | Method for producing a HTS coated conductor and HTS coated conductor with reduced losses - A method for producing a high temperature superconductor (=HTS) coated conductor ( | 01-19-2012 |
20120238454 | SUBSTRATE FOR OXIDE SUPERCONDUCTOR AND PROCESS FOR PRODUCING SAME, AND OXIDE SUPERCONDUCTOR AND PROCESS FOR PRODUCING SAME - A substrate for an oxide superconductor including: a metal base; an interlayer of MgO formed on the metal base by ion beam assisted deposition method (IBAD METHOD); and a cap layer that is formed directly on the interlayer and has a higher degree of crystal orientation than that of the interlayer, in which the interlayer of MgO is subjected to a humidity treatment prior to formation of the cap layer. | 09-20-2012 |
20130040820 | FAULT CURRENT LIMITER INCORPORATING A SUPERCONDUCTING ARTICLE AND A HEAT SINK - A fault current limiting (FCL) article comprising a superconducting tape segment comprising a substrate, a buffer layer overlying the substrate, a high temperature superconducting (HTS) layer overlying the buffer layer, and a heat sink overlying the HTS layer, where the heat sink is comprised of a non-metal material, a thermal conductivity of not less than about 0.1 W/m-K at 20° C., an electrical resistivity of not less than about 1E-5 Ω-m at 20° C., and a shunting circuit electrically connected to the superconducting tape segment. | 02-14-2013 |
20130053251 | OXIDE SUPERCONDUCTING CONDUCTOR AND METHOD OF MANUFACTURING THE SAME - An oxide superconducting conductor of the invention is configured to include an oxide superconducting layer including a substrate and an oxide superconductor formed on the substrate. The oxide superconductor being expressed by a composition formula of RE | 02-28-2013 |
20130130916 | SUPERCONDUCTING THIN FILM AND METHOD OF MANUFACTURING SUPERCONDUCTING THIN FILM - Adhesiveness between a metallic substrate and a metal oxide layer is made to increase. A superconducting thin film ( | 05-23-2013 |
20130137580 | SUBSTRATE FOR SUPERCONDUCTING THIN FILM, SUPERCONDUCTING THIN FILM, AND METHOD OF PRODUCING SUPERCONDUCTING THIN FILM - An effect of suppressing diffusion of metal elements from a substrate is high and orientation of a forcibly-oriented layer is improved. A base material ( | 05-30-2013 |
20130137581 | SUBSTRATE FOR SUPERCONDUCTOR THIN FILM, SUPERCONDUCTOR THIN FILM, AND METHOD FOR PRODUCING SUBSTRATE FOR SUPERCONDUCTOR THIN FILM - A superconducting thin film having excellent critical current characteristics is provided. A substrate for a superconducting thin film includes a substrate body ( | 05-30-2013 |
20130190188 | METHOD OF MANUFACTURING BASE MATERIAL FOR SUPERCONDUCTING CONDUCTOR, METHOD OF MANUFACTURING SUPERCONDUCTING CONDUCTOR, BASE MATERIAL FOR SUPERCONDUCTING CONDUCTOR, AND SUPERCONDUCTING CONDUCTOR - A method for manufacturing a base material | 07-25-2013 |
20130231250 | OXIDE SUPERCONDUCTING CONDUCTOR AND METHOD OF MANUFACTURING THE SAME - An oxide superconducting conductor of the invention is configured to include a substrate; and an oxide superconducting layer formed on the substrate. The oxide superconducting layer is an oxide superconductor being expressed by a composition formula of RE | 09-05-2013 |
20140031236 | OXIDE SUPERCONDUCTOR, ORIENTED OXIDE THIN FILM, AND METHOD FOR MANUFACTURING OXIDE SUPERCONDUCTOR - According to one embodiment, an oxide superconductor includes an oriented superconductor layer and an oxide layer. The oriented superconductor layer contains fluorine at 2.0×10 | 01-30-2014 |
20140038829 | SUPERCONDUCTING THIN FILM MATERIAL AND METHOD OF MANUFACTURING SAME - A superconducting thin film material exhibiting excellent superconducting properties and a method of manufacturing the same are provided. A superconducting thin film material includes a substrate, and a superconducting film formed on the substrate. The superconducting film includes an MOD layer formed by an MOD process, and a gas-phase-formed layer formed on the MOD layer by a gas-phase process. Since the MOD layer is formed first and then the gas-phase-formed layer is formed in this manner, degradation of the properties of the gas-phase-formed layer due to heat treatment in the step of forming the MOD layer (heat treatment in the MOD process) can be prevented. | 02-06-2014 |
20140080714 | OXIDE SUPERCONDUCTOR THIN FILM, SUPERCONDUCTING FAULT CURRENT LIMITER, AND METHOD FOR MANUFACTURING OXIDE SUPERCONDUCTOR THIN FILM - An oxide superconducting thin film includes a substrate having a single crystal structure, the main face of the substrate and a crystal face of the single crystal structure having an angle therebetween; an intermediate layer formed on the main face of the substrate and having an axis oriented in a direction perpendicular to the crystal face; and a superconducting layer formed on the intermediate layer and containing, as a main component, an oxide superconductor having a c-axis oriented in a direction perpendicular to the surface of the intermediate layer. A superconducting fault current limiter and a method of manufacturing an oxide superconducting thin film are also provided. | 03-20-2014 |
20150045231 | INCREASED NORMAL ZONE PROPAGATION VELOCITY IN SUPERCONDUCTING SEGMENTS - There is described herein a superconducting segment and method of making same comprising one or several layers with very high electrical resistivity, acting as a current flow diverter when the current transfers from the superconductor to the stabilizer. The purpose of this current flow diverter is: i) to increase the contact resistance between the superconductor and the stabilizer, by reducing the contact area, and ii) to force the current to flow along a specific path, so as to increase momentarily the current density in a specific portion of the stabilizer. The consequence of i) and ii) is that heat generated at the extremities of the normal zone is increased and spread over a longer length along the superconducting segment, which increases the NZPV and thus, the uniformity of the quench. | 02-12-2015 |
20150051080 | RF-PROPERTIES-OPTIMIZED COMPOSITIONS OF (RE) Ba2Cu3O7- THIN FILM SUPERCONDUCTORS - The films of this invention are high temperature superconducting (HTS) thin films specifically optimized for microwave and RF applications. In particular, this invention focuses on compositions with a significant deviation from the 1:2:3 stoichiometry in order to create the films optimized for microwave/RF applications. The RF/microwave HTS applications require the HTS thin films to have superior microwave properties, specifically low surface resistance, R | 02-19-2015 |
20150087524 | METHOD FOR PRODUCING SUBSTRATES FOR SUPERCONDUCTING LAYERS - There is provided a method for producing a substrate ( | 03-26-2015 |
20150094208 | ALIGNMENT SUBSTRATE FOR FORMING EPITAXIAL FILM, AND PROCESS FOR PRODUCING SAME - The present invention relates to a textured substrate for epitaxial film formation, comprising a textured metal layer at least on one side, wherein the textured metal layer includes a copper layer having a cube texture and a nickel layer having a thickness of 100 to 20000 nm formed on the copper layer; the nickel layer has a nickel oxide layer formed on a surface thereof, having a thickness of 1 to 30 nm, and including a nickel oxide; and the nickel layer further includes a palladium-containing region formed of palladium-containing nickel at an interface with the nickel oxide layer. The top layer of the textured substrate, i.e. the nickel oxide layer, has a surface roughness of preferably 10 nm or less. | 04-02-2015 |
20150148236 | LASER PROCESSING OF SUPERCONDUCTOR LAYERS - A method of forming a superconductor includes exposing a layer disposed on a substrate to an oxygen ambient, and selectively annealing a portion of the layer to form a superconducting region within the layer. | 05-28-2015 |
20150302956 | VARISTOR - An electrically adjustable memory effect resistor comprises a stack comprising a superconductive material extending along an axis, a ferroelectric material and a conductive third material. The adjustable resistor comprises a means for controlling electrical voltage allowing an electric field to be generated between the superconductive material and the conductive material allowing the polarization direction of the ferroelectric second material to be modified. The adjustable resistor furthermore comprises an electrically insulating material placed between the ferroelectric material and the conductive material, the thickness of the insulating material varying in a direction parallel to the axis—so as to cause a variation in the electric field applied between the first layer and the third layer. | 10-22-2015 |
20150348681 | COATED CONDUCTOR HIGH TEMPERATURE SUPERCONDUCTOR CARRYING HIGH CRITICAL CURRENT UNDER MAGNETIC FIELD BY INTRINSIC PINNING CENTERS, AND METHODS OF MANUFACTURE OF SAME - A coated conductor comprises a substrate supporting a ReBCO superconductor adapted to carry current in a superconducting state. The superconductor is characterized in having peaks in critical current (J | 12-03-2015 |
20150348682 | INTEGRATED SUPERCONDUCTOR DEVICE AND METHOD OF FABRICATION - An integrated superconductor device may include a substrate base and an intermediate layer disposed on the substrate base and comprising a preferred crystallographic orientation. The integrated superconductor device may further include an oriented superconductor layer disposed on the intermediate layer and a conductive strip disposed on a portion of the oriented superconductor layer, The conductive strip may define a superconductor region of the oriented superconductor layer thereunder, and an exposed region of the oriented superconductor layer adjacent the superconductor region. | 12-03-2015 |
20150357089 | METHOD OF PERSISTENT CURRENT MODE SPLICING OF 2G ReBCO HIGH TEMPERATURE SUPERCONDUCTORS USING SOLID STATE PRESSURIZED ATOMS DIFFUSION BY DIRECT FACE-TO-FACE CONTACT OF HIGH TEMPERATURE SUPERCONDUCTING LAYERS AND RECOVERING SUPERCONDUCTIVITY BY OXYGENATION ANNEALING - Disclosed is a method of splicing ReBCO high temperature superconductors (HTSs), which ensures excellent superconductivity after splicing. The method of splicing 2G ReBCO HTSs allows a superconductors-spliced assembly to exhibit excellent superconductivity by direct contact of high temperature superconducting layers of two strands of 2G ReBCO HTSs and solid state atoms diffusion pressurized splicing there between at a ReBCO below peritectic reaction temperature in a vacuum, and enables loss of superconductivity caused by loss of oxygen due to transport and out-diffusion of oxygen to atoms during splicing to be recovered through oxygenation annealing. | 12-10-2015 |
20150380129 | HIGH-TEMPERATURE SUPERCONDUCTING FILM - A high-temperature superconducting film includes a SrTiO | 12-31-2015 |
20160027556 | PEELABLE SUPERCONDUCTIVE CONDUCTOR, PRODUCTION METHOD OF PEELABLE SUPERCONDUCTIVE CONDUCTOR, AND REPAIR METHOD FOR SUPERCONDUCTING WIRE - A peelable superconductive conductor comprising a superconductive conductor including a substrate and a superconducting layer which is formed on one principal surface of the substrate. The peelable superconductive conductor can further comprise a peelable carrier body, which is formed on a principal surface of the superconductive conductor on an opposite side of the surface on which the superconducting layer is formed. | 01-28-2016 |