Class / Patent application number | Description | Number of patent applications / Date published |
505100000 | HIGH TEMPERATURE (TC GREATER THAN 30 K) SUPERCONDUCTOR MATERIAL (I.E., ELEMENT, COMPOUND, OR COMPOSITION), PER SE | 39 |
20100144535 | PARALLEL FABRICATION OF NANOGAPS AND DEVICES THEREOF - Disclosed are devices comprising multiple nanogaps having a separation of less than about 5 nm. Also disclosed are methods for fabricating these devices. | 06-10-2010 |
20110034336 | CRITICAL CURRENT DENSITY ENHANCEMENT VIA INCORPORATION OF NANOSCALE Ba2(Y,RE)NbO6 IN REBCO FILMS - A superconducting article includes a substrate having a biaxially textured surface, and an epitaxial biaxially textured superconducting film supported by the substrate. The epitaxial superconducting film includes particles of Ba | 02-10-2011 |
20110045984 | Superconductive Compositions with Enhanced Flux Pinning - A composition of matter including a thin film of a high temperature superconductive oxide having particles randomly dispersed therein, the particles of an yttrium-barium-ruthenium oxide or of an yttrium-barium-niobium oxide is provided. | 02-24-2011 |
20110082041 | HIGH TEMPERATURE SUPERCONDUCTING MATERIALS AND METHODS FOR MODIFYING AND CREATING SAME - In some implementations of the invention, existing high temperature superconducting materials (“HTS materials”) may be modified and/or new HTS materials may be created by enhancing (in the case of existing HTS materials) and/or creating (in the case of new HTS materials) an aperture within the HTS material such that the aperture is maintained at increased temperatures so as not to impede propagation of electrical charge there through. In some implementations of the invention, as long as the propagation of electrical charge through the aperture remains unimpeded, the material should remain in a superconducting state; otherwise, as the propagation of electrical charge through the aperture becomes impeded, the HTS material begins to transition into a non-superconducting state. | 04-07-2011 |
20110177952 | TEMPLATE FOR A SUPERCONDUCTING COIL - A method is disclosed for making a template for a superconducting coil on a former ( | 07-21-2011 |
20110269629 | SUPERCONDUCTING MATERIALS - Partially or fully saturated doped graphene materials are found to be superconducting. The saturation is with hydrogen or halogen. Doping is performed by substitution of carbon atoms or by applying an electric field. Diamond nano-rods are also found to be superconducting. These materials can be used in electronic devices having a gate. | 11-03-2011 |
20110301038 | SYSTEM AND METHOD FOR MAGNETIZATION OF RARE-EARTH PERMANENT MAGNETS - A system for cooling superconducting materials used for magnetization of magnets disposed within a cylindrical structure, the system including a first tubing system for allowing a cooling gas to interact with a high-field strength superconducting material to thermosiphon-cool the high-field strength superconducting material, a second tubing system for allowing a cooling gas to interact with a low-field strength superconducting material to thermosiphon-cool the low-field strength superconducting material, and a cooling gas in liquefied form configured to flow through the first tubing system and/or the second tubing system. An outlet of the first tubing system and an outlet of the second tubing system are located at a same location on a surface of the cylindrical structure. A method for cool superconducting materials used for magnetization of magnets disposed within a cylindrical structure is also disclosed. | 12-08-2011 |
20110301039 | HIGH-TC SUPERCONDUCTIVITY OF ELECTRON-DOPED WATER-CLUSTER CLATHRATES - Preparation and deposition of supercooled, electron-doped, water-cluster clathrate nanoparticles in confined geometries and on substrates from proprietary nanoemulsions is described. The compositions can yield high-T | 12-08-2011 |
20110319268 | SUPERCONDUCTOR FABRICATION - A seed crystal for the fabrication of a superconductor is grown from a rare-earth oxide having the basic formula X | 12-29-2011 |
20120142536 | ENHANCING CRITICAL CURRENT DENSITY OF CUPRATE SUPERCONDUCTORS - The present invention concerns the enhancement of critical current densities in cuprate superconductors. Such enhancement of critical current densities include using wave function symmetry and restricting movement of Abrikosov (A) vortices, Josephson (J) vortices, or Abrikosov-Josephson (A-J) vortices by using the half integer vortices associated with d-wave symmetry present in the grain boundary. | 06-07-2012 |
20140113828 | ELECTRICAL, MECHANICAL, COMPUTING/ AND/OR OTHER DEVICES FORMED OF EXTREMELY LOW RESISTANCE MATERIALS - Electrical, mechanical, computing, and/or other devices that include components formed of extremely low resistance (ELR) materials, including, but not limited to, modified ELR materials, layered ELR materials, and new ELR materials, are described. | 04-24-2014 |
20140349854 | IRON-BASED SUPERCONDUCTING MATERIAL, IRON-BASED SUPERCONDUCTING LAYER, IRON-BASED SUPERCONDUCTING TAPE WIRE MATERIAL, AND IRON-BASED SUPERCONDUCTING WIRE MATERIAL - Provided is an iron-based superconducting material including an iron-based superconductor having a crystal structure of ThCr | 11-27-2014 |
505110000 | Having Tc greater than or equal to 150 K | 2 |
20100248967 | Material Exhibiting Superconductivity Characteristics and Method of Manufacture Thereof - The invention herein is directed towards a material exhibiting superconductivity characteristics which includes a laser processed region of a metal oxide crystal. The material has a transition temperature greater than a transition temperature of the metal oxide crystal, preferably greater than 140K. The transition temperature of the material may be considered greater than the transition temperature of the metal oxide crystal if the material has a transition temperature and the metal oxide crystal has no transition temperature. The present invention is also directed to a material which includes a laser processed strontium ruthenate crystal wherein the material has a greater oxygen content than the starting strontium ruthenate crystal. The present invention is also directed towards a method for manufacturing a material exhibiting superconductivity characteristics that includes providing a metal oxide crystal and laser ablating the metal oxide crystal and a material made by this process. | 09-30-2010 |
20160118570 | High Temperature Superconductors - This disclosure relates to compounds of formula (I): | 04-28-2016 |
505121000 | Bismuth (Bi) containing | 4 |
20110021360 | Superconductive nanocomposite - The superconductive nanocomposite is a composition formed by nanoparticles of a high temperature superconductor blended with a polymer matrix containing natural rubber and polyethylene. The high temperature superconductor is preferably a bismuth-based superconductor (BSCCO) having a particle size of about 21 nm, but may be any other high temperature or Type II ceramic, metal oxide superconductor. The superconductor nanoparticles comprise about 15% of the weight of natural rubber in the composition. The polyethylene is preferably low density polyethylene and may comprise between 0% up to about 40% of the weight of natural rubber in the composition. The nanocomposite may be prepared by blending the components and roll milling the rubber. Depending upon the percentage of polyethylene present in the matrix, the nanocomposite has useful applications as a double thermistor (both positive and negative coefficients of electrical resistivity), for antistatic charge dissipation, and for electromagnetic shielding in the microwave region. | 01-27-2011 |
20110045985 | SUPERCONDUCTOR COMPRISING LAMELLAR COMPOUND AND PROCESS FOR PRODUCING THE SAME - A superconductor which comprises a new compound composition substituting for perovskite copper oxides. The superconductor is characterized by comprising a compound which is represented by the chemical formula A(TM) | 02-24-2011 |
20120172230 | Bi2223 OXIDE SUPERCONDUCTOR AND METHOD FOR PRODUCING SAME - The present invention provides a Bi2223 oxide superconductor composed of Bi, Pb, Sr, Ln, Ca, Cu, and O, wherein the Ln is at least one selected from La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu, and the composition ratio of Sr to Ln is a composition ratio described below. The Bi2223 oxide conductor has a high critical current density in a magnetic field at low temperature and is capable of maintaining a high critical current density in a self magnetic field even at 77 K. Sr:Ln=(1−x):x (wherein 0.002≦x≦0.015) Also, the present invention provides a method for producing the Bi2223 oxide superconductor, the method including a step of ionizing a material containing elements, which constitute the Bi2223 oxide superconductor, in a solution; and a step of removing a solvent and causing a thermal decomposition reaction by spraying the solution into a high-temperature atmosphere to produce a powder containing atoms constituting the oxide superconductor. | 07-05-2012 |
20140329686 | EXTREMELY LOW RESISTANCE COMPOSITIONS AND METHODS FOR CREATING SAME - The invention pertains to creating new extremely low resistance (“ELR”) materials, which may include high temperature superconducting (“HTS”) materials. In some implementations of the invention, an ELR material may be modified by depositing a layer of modifying material unto the ELR material to form a modified ELR material. The modified ELR material has improved operational characteristics over the ELR material alone. Such operational characteristics may include operating at increased temperatures or carrying additional electrical charge or other operational characteristics. In some implementations of the invention, the ELR material is a cuprate-perovskite, such as, but not limited to BSCCO. 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. | 11-06-2014 |
505122000 | Organic polymer containing | 3 |
20100093545 | METHOD FOR MAKING HIGH JC SUPERCONDUCTING FILMS AND POLYMER-NITRATE SOLUTIONS USED THEREFORE - 100-800 nm ReBCO films with critical current density (J | 04-15-2010 |
20110111962 | IMPROVEMENTS IN MAGNESIUM DIBORIDE SUPERCONDUCTORS AND METHODS OF SYNTHESIS - Improved magnesium diboride superconducting materials and methods of synthesis are disclosed. Embodiments of the superconducting material comprise at least two starting materials capable of forming MgB | 05-12-2011 |
20120172231 | COMPOSITE SUPERCONDUCTOR - A composite superconductor and methods of providing same include a superconductor powder dispersed within a conductive polymer matrix. | 07-05-2012 |
505123000 | Halogen [i.e., fluorine (Fl), chlorine (Cl), bromine (Br), iodine (I), astatine (At)] containing | 4 |
20080274895 | OXIDE SUPERCONDUCTING FILM AND METHOD OF PREPARING THE SAME - The present invention relates to a method of preparing an oxide superconducting film, the method includes reacting a metal acetate containing metal M selected from the group consisting of lanthanum, neodymium and samarium with fluorocarboxylic acid having not less than three carbon atoms, reacting barium acetate with fluorocarboxylic acid having two carbon atoms, reacting copper acetate with fluorocarboxylic acid having not less than two carbon atoms, respectively, followed by refining reaction products, dissolving the reaction products in methanol such that a molar ratio of the metal M, barium and copper is 1:2:3 to prepare a coating solution, and coating a substrate with the coating solution to form a gel film, followed by calcining and firing the gel film to prepare an oxide superconducting film. | 11-06-2008 |
20110136670 | HIGH TEMPERATURE SUPERCONDUCTORS - Compositions are disclosed of a matrix of a high temperature superconductive oxide such as YBCO, with non-superconductive particles distributed in the matrix. The non-superconductive particles comprise at least one rare earth element (RE) and at least one of tantalum (Ta) and niobium (Nb). Of particular interest are non-superconductive particles of composition RE-Ta | 06-09-2011 |
20110172103 | OXIDE SUPERCONDUCTOR AND METHOD FOR PRODUCING THE SAME - An oxide superconductor film formed on a substrate includes an oxide containing at least one metal M selected from the group consisting of yttrium and lanthanoid metals, provided that cerium, praseodymium, promethium and ruthenium are excluded, and barium and copper, in which the film has an average thickness of 350 nm or more, an average amount of residual carbon of 3×10 | 07-14-2011 |
20110237440 | COMPOSITION FOR FORMING THICK OXIDE SUPERCONDUCTOR FILM AND PROCESS FOR PRODUCING THICK TAPE-SHAPED OXIDE SUPERCONDUCTOR FILM - Disclosed is a composition for forming a thick oxide superconductor film, the oxide being an RE-BA-Cu based oxide, wherein RE is at least one element selected from the group consisting of Y, Nd, Sm, Gd, Eu, Yb, Pr, and Ho. The composition contains an RE salt of a keto acid having 4 to 8 carbon atoms as an RE component, barium trifluoroacetate as a Ba component, at least one copper salt selected from the group consisting of a copper salt of a branched saturated aliphatic carboxylic acid having 6 to 16 carbon atoms and a copper salt of an alicyclic carboxylic acid having 6 to 16 carbon atoms as a Cu component, and an organic solvent dissolving these metal salt components. In the composition, the RE to Ba to Cu molar ratio is 1:1.3 to 2.2:2.4 to 3.6 and the content of the organic solvent is 25% to 80% by weight | 09-29-2011 |
505124000 | Free metal containing | 5 |
20080274896 | Substrate for Superconducting Wire and Fabrication Method Thereof and Superconducting Wire - A substrate for a superconducting wire is made of Ni or Ni alloy, with a ratio of cube texture of 95% or above constant in a width direction of a substrate body, a ratio of low-angle (15 or less) grain boundary of 99% or above regularly distributed in the width direction, a thickness of 40-150 μm, an average grain size of 100 μm or less, and a surface roughness of RMS 50 nm or less. A method for fabricating the substrate includes rolling a Ni or Ni-alloy rod with a rectangular section; and thermally treating the rolled rod, the rolling step having a reduction ratio of 5 to 15% at each rolling, the rod being moved between rollers for the rolling process at a linear velocity of 100 m/min or less, the thermally treating process being conducted by heating above a recrystallization temperature with flowing an inert gas including hydrogen gas. | 11-06-2008 |
20110207610 | IRON-BASED SUPERCONDUCTING SUBSTANCE - The invention has for its object for the provision of an iron-based superconducting substance capable of bringing about superconductivity without using any toxic elements. | 08-25-2011 |
20110218109 | CLATHRATE COMPOUNDS - A clathrate compound of formula (I): M | 09-08-2011 |
20110245083 | THICK OXIDE FILM BY SINGLE COATING - An article including a substrate and a layer of a homogeneous metal-oxyfluoride intermediate film disposed on the substrate, the intermediate film containing a rare earth metal, an alkaline earth metal, and a transition metal. The intermediate film has a defect density less than 20 percent and, upon thermal treatment, is capable of converting to a homogeneous rare earth metal-alkaline earth metal-transition metal-oxide superconductor film with a stoichiometric thickness greater than 1 μm and up to 5 μm. Also disclosed is another article including a substrate and the homogeneous superconductor film with a stoichiometric thickness greater than 1 μm and up to 5 μm. Further, methods of making these two articles are described. | 10-06-2011 |
20150105261 | OXIDE SUPERCONDUCTING THIN FILM AND METHOD OF MANUFACTURING THE SAME - An oxide superconducting thin film wherein nanoparticles functioning as flux pins are dispersed in the film is provided. The oxide superconducting thin film wherein the nanoparticles in the oxide superconducting thin film have a dispersing density of 10 | 04-16-2015 |
505125000 | Copper (Cu) and oxygen (O) containing | 9 |
20090075824 | Laser Ablation Target and Method of Manufacturing the Same - To provide an RE-based oxide superconducting sintered body that can be used as a target applicable to a laser ablation method without bonding it to a backing plate, and a manufacturing method of the same. Each kind of powder or solution is prepared, and when a composition formula of an RE-based oxide superconductor is expressed by REaBabCucOx, raw materials are weighed and mixed so as to satisfy a+b+c=6, 0.95 | 03-19-2009 |
20110287939 | High performance superconducting devices enabled by three dimensionally ordered nanodots and/or nanorods - Novel articles and methods to fabricate same with self-assembled nanodots and/or nanorods of a single or multicomponent material within another single or multicomponent material for use in electrical, electronic, magnetic, electromagnetic and electrooptical devices is disclosed. Self-assembled nanodots and/or nanorods are ordered arrays wherein ordering occurs due to strain minimization during growth of the materials. A simple method to accomplish this when depositing in-situ films is also disclosed. Device applications of resulting materials are in areas of superconductivity, photovoltaics, ferroelectrics, magnetoresistance, high density storage, solid state lighting, non-volatile memory, photoluminescence, thermoelectrics and in quantum dot lasers. | 11-24-2011 |
20160020003 | OXIDE SUPERCONDUCTOR COMPOSITION, OXIDE SUPERCONDUCTOR WIRE, AND PRODUCTION METHOD FOR OXIDE SUPERCONDUCTOR WIRE - Provided is an oxide superconductor composition that makes it possible to increase film thickness, increase production speed, and decrease costs when producing a REBaCuO-type oxide superconductor wire (wherein RE is at least one element selected from the group consisting of Y, Nd, Sm, Gd, Dy, Eu, Er, Yb, Pr, and Ho). The oxide superconductor comprises, as essential components thereof, an RE salt of a carboxylic acid that serves as an RE component, that does not contain a ketone group, and that has 3-8 carbon atoms, barium trifluoroacetate that serves as a Ba component, one or more copper salts that serve as a Cu component and that are selected from the group consisting of copper salts of branched saturated aliphatic carboxylic acids having 6-16 carbon atoms and copper salts of alicyclic carboxylic acids having 6-16 carbon atoms, and an organic solvent that dissolves the aforementioned metal salt components. | 01-21-2016 |
505126000 | Containing three atoms of copper to between six and seven atoms of oxygen [e.g., YCu3O(7-@), LaCu3O(6+*), etc.] | 6 |
20100144536 | NANOSTRUCTURED SUPERCONDUCTING MATERIAL OF TYPE REBa2Cu3O7 (RE = RARE EARTH OR YTTRIUM) WITH A HIGH DENSITY OF VORTEX ANCHORING CENTRES AND PREPARATION METHOD THEREOF - The present invention relates to a nanostructured superconducting material of type REBa | 06-10-2010 |
20120035055 | RE1Ba2Cu3O7-z SUPERCONDUCTOR - Problem: To provide an REBCO superconductor which has electromagnetic properties of an extremely small magnetization in a DC magnetic field or an extremely small pinning loss in a fluctuating magnetic field and thereby enable production of a REBCO superconducting wire with an extremely small magnetization and pinning loss. | 02-09-2012 |
20120115731 | METHOD FOR PREPARING YTTRIUM BARIUM COPPER OXIDE (YBCO) SUPERCONDUCTING NANOPARTICLES - A method for preparing yttrium barium copper oxide (“YBCO”; “Y-123”; YBa | 05-10-2012 |
20120172232 | Nanorod-containing precursor powder, nanorod-containing superconductor bulk and method for manufacturing the same - The present invention relates to a nanorod-containing precursor powder, a nanorod-containing superconductor bulk and a method for manufacturing the same. The method for manufacturing a nanorod-containing precursor powder includes the following steps: providing a precursor powder; and forming a plurality of nanorods on particle surfaces of the precursor powder. Accordingly, the present invention can significantly enhance critical current density and pinning force. | 07-05-2012 |
20130324414 | SOLID-STATE CATALYSIS OF SUPERCONDUCTING CUPRATES - Catalytically active (001) ceria substrates or buffers are used to modify the structure of the epitaxial high temperature superconductor YBa | 12-05-2013 |
20150357549 | Rapid Solid-State Reaction of Oxides with Ultraviolet Radiation - The present invention relates to a method for solid-state synthesis of ceramic materials, in particular of oxide materials or cuprates, comprising or consisting of the step of providing starting material in amounts effective to produce the ceramic material and, thereafter, applying a treatment to said material by use of a solid-state reaction therein, said reaction being performed by irradiating said material from at least one light source with ultraviolet light. The present invention also relates to methods for producing thin films and to a use of the method for production of high-temperature superconductors. | 12-10-2015 |