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| Number | Title | Issue Date |
| 7964533 | Method for producing an HTSC strip The invention relates to a method for producing a high temperature superconductor (HTSC) from a strip including an upper side precursor layer and which, for continuous sintering of the precursor layer within a furnace in the presence of a fed-in reaction gas, is dra... | 06/21/2011 |
| 7902120 | High temperature superconductors having planar magnetic flux pinning centers and methods for making the same Superconductor wires or layers having improved properties and methods for making the same are described. The superconducting layer includes a rare earth element-alkaline earth element-transition metal oxide having an average stacking fault density that is greater th... | 03/08/2011 |
| 7838465 | Method of synthesis of a superconducting material A method of synthesizing a superconducting material, comprising mixing starting materials comprising magnesium, boron, silicon and carbon; heating the mixture of starting materials to a temperature in the range between 650° C. and 2000° C. to produce a material co... | 11/23/2010 |
| 7632784 | Sintered ceramic composite lead with superconductive nano-architecture A sintered high temperature superconducting (HTS) ceramic electric lead formed as three-dimensional (3D) HTS macro-ceramic solid product with honeycomb-like superconductive nano-architecture comprises substantially uniformly aligned nano-size HTS ceramic crystal gra... | 12/15/2009 |
| 7378376 | Gallium-based superconducting composite The invention provides a superconductor comprising particles made of a superconductive material, and a conductive material. The conductive material is selected to be driven to a superconductive state when in proximity to the superconductive material, and preferably ... | 05/27/2008 |
| 7361377 | Fluorinated precursors of superconducting ceramics, and methods of making the same This invention provides a method of making a fluorinated precursor of a superconducting ceramic. The method comprises providing a solution comprising a rare earth salt, an alkaline earth metal salt and a copper salt; spraying the solution onto a substrate to provide... | 04/22/2008 |
| 7250704 | High temperature electrical coil Certain exemplary embodiments can provide an electrical coil for an electromagnetic machine, said coil comprising: a first electrically conductive winding wound about a central axis in a first spiral, said first winding defining a first winding width and a first win... | 07/31/2007 |
| 7226894 | Superconducting wire, method of manufacture thereof and the articles derived therefrom Disclosed herein is method for making a wire comprising contacting a first end of a first superconducting wire with a second end of a second superconducting wire, wherein the superconducting wire comprises a superconducting filament having a superconducting composit... | 06/05/2007 |
| 7152302 | Superconductor connection structure A method of producing an electrical connection structure between at least two superconducting lines. The method comprises adding metal powder or alloy powder to a superconducting material comprising magnesium diboride, intervening the superconducting material betwee... | 12/26/2006 |
| 7135438 | Method of making cuprate superconducting material A class of superconductive materials containing copper-oxygen bonding and with mixed cation-occupancy designed with a view to size and valence consideration yield useful values of critical temperature and other properties. Uses entail all applications which involves... | 11/14/2006 |
| 7056866 | Superconductivity in square-planar compound systems Described is a superconducting composition comprising an oxide complex of the formula [L1−xMx]aAbOy wherein L is lanthanum, lutetium, yttrium, or scandium; A is copper, bismuth, titanium, tungsten, zirconium, ... | 06/06/2006 |
| 6993823 | Method of manufacturing oxide superconducting wire The inventive method of manufacturing an oxide superconducting wire comprises a step (S1, S2) of preparing a wire formed by covering raw material powder of an oxide superconductor with a metal and a step (S4, S6) of heat-treating the wire... | 02/07/2006 |
| 6974501 | Multi-layer articles and methods of making same The invention relates to multi-layer articles and methods of making such articles. The methods include first conditioning the surface of an underlying layer, such as a buffer layer or a superconductor layer, then disposing a layer of material on the conditioned surf... | 12/13/2005 |
| 6908691 | Metal strip for epitaxial coatings and method for the production thereof The aim of the invention is to provide a metal strip for epitaxial coating with a biaxially textured layer, this metal strip, however, being able to be produced in an uncomplicated manner and having a high tensile strength, low magnetic losses and/or a high electric... | 06/21/2005 |
| 6794339 | Synthesis of YBa2CU3O7 using sub-atmospheric processing The present invention is a method of forming thick films of crystalline YBa2Cu3O7 that includes forming a precursor film comprising barium fluoride (BaF2), yttrium (Y) and copper (Cu). The precursor film is heat-treated at... | 09/21/2004 |
| 6767866 | Selective reduction type high temperature superconductor and methods of making the same Proposed are a selective reduction type high temperature superconductor and methods of making the same, the superconductor having a pair of charge supply layers each formed of a Cu1-xMx surface (1, 1), a first superconducting layer formed of a 5-coordination ... | 07/27/2004 |
| 6713437 | Pressure heat treatment apparatus employed for preparing oxide superconducting wire The method of preparing an oxide superconducting wire comprises steps of preparing a wire by coating raw material powder for a Bi—Pb—Sr—Ca—Cu—O based oxide superconductor including a 2223 phase with a metal and heat treating the wire in a pressurized atmos... | 03/30/2004 |
| 6657515 | Tuning mechanism for a superconducting radio frequency particle accelerator cavity A tuning mechanism for a superconducting radio frequency particle accelerator cavity, wherein the cavity comprises a number of axially aligned cells held by a frame, with at least one active cell that is axially stretchable to tune the resonant frequency ... | 12/02/2003 |
| 6632776 | Method of preparing oxide superconducting wire and pressure heat treatment apparatus employed for the method The method of preparing an oxide superconducting wire comprises steps of preparing a wire by coating raw material powder for a Bi--Pb--Sr--Ca--Cu--O based oxide superconductor including a 2223 phase with a metal and heat treating the wire in a pressurized... | 10/14/2003 |
| 6630427 | Superconducting Mg-MgB2 and related metal composites and methods of preparation Superconducting phases comprising magnesium diboride related composites and methods of preparation.... | 10/07/2003 |
| 6617284 | Superconductor composite material A superconductor composite material consists of sintering products of interaction of superconductor ceramics with silicone material. The superconductor composite material can also include at least one metal, metal oxide or halogen element dope that intera... | 09/09/2003 |
| 6613463 | Superconducting laminated oxide substrate and superconducting integrated circuit A superconducting laminated oxide substrate, which comprises a laminate a layer of a superconducting oxide crystal substrate made of a superconducting oxide single crystal or a superconducting oxide polycrystal and a layer of a reinforcing crystal substra... | 09/02/2003 |
| 6601289 | Manufacturing process of superconducting wire and retainer for heat treatment It is an object to provide a process for producing a superconducting wire without defects, such as deterioration of characteristics and deformation, in which a superconducting wire having a length of 1 km or more and a high critical electric current densi... | 08/05/2003 |
| 6511943 | Synthesis of magnesium diboride by magnesium vapor infiltration process (MVIP) A process of preparing superconducting magnesium diboride powder by heating an admixture of solid magnesium and amorphous boron powder or pellet under an inert atmosphere in a Mg:B ratio of greater than about 0.6:1 at temperatures and for time sufficient ... | 01/28/2003 |
| 6479139 | Superconducting substrate structure and a method of producing such structure A superconducting substrate structure with a high temperature superconducting (HTS) ground plane, for epitaxial growth of multilayers thereon is provided. The substrate structure includes a composite substrate structure with a first and a second substrate... | 11/12/2002 |
| 6458223 | Alloy materials An alloy that contains at least two metals and can be used as a substrate for a superconductor is disclosed. The alloy can contain an oxide former. The alloy can have a biaxial or cube texture. The substrate can be used in a multilayer superconductor, whi... | 10/01/2002 |
| 6436875 | Performance of oxide dispersion strengthened superconductor composites The invention features high performing composite superconducting oxide articles that can be produced from OPIT precursors substantially without poisoning the superconductor. In general, the superconducting oxide is substantially surrounded by a matrix mat... | 08/20/2002 |
| 6428635 | Substrates for superconductors An alloy capable of forming a (100) [001] cube-texture by thermo-mechanical techniques has 5 to 45 atomic percent nickel with the balance being copper. The alloy is useful as a conductive substrate for superconducting composites where the substrate is coa... | 08/06/2002 |
| 6420318 | Ceramic superconductor/metal composite materials employing the superconducting proximity effect Superconducting composite materials having particles of superconducting material disposed in a metal matrix material with a high electron-boson coupling coefficient (λ). The superconducting particles can comprise any type of superconductor including Lave... | 07/16/2002 |
| 6375768 | Method for making biaxially textured articles by plastic deformation A method of preparing a biaxially textured article comprises the steps of providing a metal preform, coating or laminating the preform with a metal layer, deforming the layer to a sufficient degree, and rapidly recrystallizing the layer to produce a biaxi... | 04/23/2002 |
| 6332967 | Electro-deposition of superconductor oxide films Methods for preparing high quality superconducting oxide precursors which are well suited for further oxidation and annealing to form superconducting oxide films. The method comprises forming a multilayered superconducting precursor on a substrate by prov... | 12/25/2001 |
| 6329325 | High temperature superconducting tape and method of manufacture Highly oriented HgBa2 Ca2 Cu3 O8+δ on Ni-tapes with a buffer layer of Cr/Ag or Cr/(Ag--Pd) have been described with a high transition temperature are described along with, one and two step methods of manufactur... | 12/11/2001 |
| 6258753 | Process for producing optimized melt-textured bodies based on the high-temperature superconductor YBa2Cu3O7 (YBCO) The invention concerns a process for producing optimized melt-textured volume samples based on the high temperature superconductor YBa2 Cu3 O7 (YBCO) for use in contact-free self-stabilizing magnetic bearings. The object o... | 07/10/2001 |
| 6251835 | Surface planarization of high temperature superconductors Planarizing High Temperature Superconductor (HTS) surfaces, especially HTS thin film surfaces is crucial for HTS thin film device processing. Disclosed is a method of surface planarization for HTS film. The method includes first smoothing the HTS surface ... | 06/26/2001 |
| 6219901 | Oxide superconductor precursors A composite for preparation of an oxide superconductor includes a primary alloy phase of constituent elements of a desired oxide superconductor; and a secondary phase comprising copper, the secondary phase supported by the primary alloy phase. The composi... | 04/24/2001 |
| 6202287 | Method for producing biaxially aligned super conducting ceramics Methods for producing biaxially aligned superconducting ceramics are disclosed. The methods include fabricating a composite precursor formed of substantially planar filaments of a superconductor precursor surrounded by a matrix, and thermomechanically pro... | 03/20/2001 |
| 6191075 | Method of manufacturing a high temperature superconductor with improved transport properties A method of preparing a high temperature superconductor. A method of preparing a superconductor includes providing a powdered high temperature superconductor and a nanophase paramagnetic material. These components are combined to form a solid compacted ma... | 02/20/2001 |
| 6172009 | Controlled conversion of metal oxyfluorides into superconducting oxides An oxide superconductor article is provided having an oxide superconductor film having a thickness of greater than 0.5 microns disposed on a substrate, said article having a transport critical current density (Jc) of greater than or equal to ab... | 01/09/2001 |
| 6153561 | Method for oxygenating oxide superconductive materials The present invention includes a method of oxygenating an oxide superconductive material having an initial oxygen content, the method comprising the steps: (a) obtaining an oxide superconductive material, the material having an initial oxygen content; and... | 11/28/2000 |
| 6143697 | Method for producing superconducting thick film A method for producing a superconducting thick film involves the steps of forming a thick layer comprising a superconducting material on a substrate; firing the thick layer formed on the substrate; subjecting the fired thick layer to cold isostatic pressi... | 11/07/2000 |
