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WO/1998/043253A1 |
The present invention relates to a method of manufacturing a superconducting length of wire, comprising at least insertion of a superconducting base material into a tube of metal, packing or coiling of the metallic tube in such a manner ...
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WO/1998/038684A1 |
A composite superconducting material (8) is made of ceramic superconducting particles (5) which are coated with a noble material (4) and surrounding by a metal matrix material (6). The metal matrix material (6) fills the regions between ...
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WO/1998/032697A1 |
An oxide superconductor comprising an oxide which contains bismuth, lead, strontium, calcium and copper as constituent metal elements, and having an inner structure in which a region having a relatively high concentration of lead and not...
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WO/1998/024944A1 |
A multilayered material has an amorphous or polycrystalline layer, a textured buffer layer and an oriented thin layer. At least one covering layer is further contained between the buffer layer and the thin layer. In a process for produci...
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WO/1997/044833A1 |
The present invention provides a (Bi,Pb)SCCO-2223 oxide superconductor composite which exhibits improved critical current density and critical current density retention in the presence of magnetic fields. Retention of critical current de...
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WO/1997/042542A1 |
A method and apparatus for modulating light, wherein a light source provides light of a certain wavelength to be modulated by a layer of superconducting material which forms part of a specifically configured plate assembly. The supercond...
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WO/1997/029491A1 |
In order to improve the processing of superconducting round wires with improved electrical properties, superconductors are made into a woven-type arrangement, in which the superconductors form the weft threads, while insulating materials...
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WO/1997/022426A2 |
Two workpieces are joined together or welded to one another by inducing movement in a first of the two workpieces or a portion thereof by means of a pulsed magnetic force, whereby the first workpiece or portion impacts onto the second of...
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WO/1997/017706A2 |
A cabled conductor (100) comprises a plurality of transposed strands (110) each comprising one or more preferably twisted filaments (200) preferably surrounded or supported by a matrix material (220) and comprising textured anisotropic s...
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WO/1997/015067A2 |
A method of inducing biaxial particle alignment in a body of crystalline particles of a material such as a high temperature superconducting material, having anisotropic magnetic susceptibility so that at least a major portion of the crys...
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WO/1997/001854A1 |
A ferroelectric cell in which a ferroelectric stack (44) of a perovskite ferroelectric sandwiched by cubic perovskite metal-oxide conductive electrodes (50, 56) are formed over a silicon body, such as a polysilicon plug (42) penetrating ...
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WO/1996/041352A1 |
A conductor for a superconducting cable comprises a hollow copper section, either open (a channel) or closed (a tube) having at least one elementary superconductor tape loosely housed within it so as to admit relative movement with respe...
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WO/1996/039366A2 |
A method is described to prepare a highly textured oxide superconductor article in a single deformation-sinter process. A precursor article including a plurality of filaments comprising a precursor oxide having a dominant amount of a tet...
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WO/1996/039706A1 |
The a.c. cable has at least one cable core (15) with two concentric conductor configurations (8 and 9) as forward and return conductors. At least one of the conductor configurations (8, 9) contains a plurality of conductor layers (Lj, Lj...
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WO/1996/039705A1 |
The a.c. cable has at least one cable core (2) with a central support body (4) around which normal- or superconducting conductors (3) are stranded in at least three conductor layers (Lj). The conductors preferably have high-Tc supercondu...
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WO/1996/038864A1 |
The invention concerns a current-limiting arrangement comprising at least one limiting element (2) with at least one printed conductor (L) made of high-temperature superconductive material. In order that the arrangement responds sufficie...
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WO/1996/036485A1 |
The invention provides a multifilamentary superconducting composite article (100) comprising multiple substantially electrically decoupled domains (106, 108, 110, 112, 114, 116), each including one or more fine, preferably twisted filame...
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WO/1996/028853A1 |
To manufacture the electrical conductor (21) proposed, workpieces are formed each of which has a core (3) surrounded by an electrically conducting sheath (4) which is in turn surrounded by a casing (5), at least most of which consists of...
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WO/1996/022258A1 |
A superconducting material comprising Y-Ba-Cu-O and silver or gold and a method for making that material. The method comprising selecting at least two precursors including CuO, mixing said precursors, melt texturing the formed mixture by...
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WO/1996/019417A1 |
The process enables an elongate superconductor having at least one conductor core which is embedded in an Ag matrix and is made of superconductive material with a 2212 or 2223-type bismuth phase with a high transition temperature (Tc) to...
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WO/1996/019835A1 |
An improved superconductor and process for manufacture of the superconductor, said superconductor comprising a precursor compound containing a metal and providing nucleation sites for Y2BaCuO5 (211) particles, said particles having a siz...
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WO/1996/007614A1 |
Ceramic compositions which exhibit the phenomenon of superconductivity are disclosed. Methods of making and using the compositions are included. The compositions comprise 1-2-3 ceramic compositions (e.g., Y, Ba, Cu/Ag) with the fourth co...
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WO/1996/008045A1 |
A method of texturing a multifilamentary article having filaments comprising a desired oxide superconductor or its precursors by torsionally deforming the article is provided. The texturing is induced by applying a torsional strain which...
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WO/1996/001502A1 |
A device and method for providing a device suitable for microwave and/or RF applications comprising an HTS film (4) having low surface resistance and exhibiting linear response characteristics at high RF current density is provided. Broa...
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WO/1996/000984A1 |
Superconducting oxide ceramic materials are made into wire-like conductors by inserting them into silver tubes (2), drawing them therewith into wire-like conductors and sintering them under a stream of oxygen. In order to be able to prod...
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WO/1996/000448A1 |
Large amounts of stabilizing copper may be added to a superconducting core (10) using an economical cladding process. One or more cladding strips (12) of copper are bonded directly to the core (10) without the use of a bonding agent. The...
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WO/1995/028750A1 |
An electrical interconnect provides a path between cryogenic or cryocooled circuitry and ambient temperatures. As a system, a cryocable (10) is combined with a trough-line contact or transition (20). In the preferred embodiment, the cryo...
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WO/1995/027991A1 |
A superconductor cable (20) with high interstrand resistance is produced from superconductor wire strands (10) which has been electroplated with nickel (16). The wire strands (10) have filaments (12) of a superconductor alloy in a normal...
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WO/1995/024739A1 |
Method for the preparation of a mixed oxide-type superconducting material containing such oxides as YBaCuO and Bi2Sr2CaCu2O8. The method comprises the electrolytical deposition on a conducting substrate of successive layers of metallic e...
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WO/1995/020245A1 |
A method for producing a superconductor by partial inter diffusion of layers of metal under a diffusion heat treatment to provide a ductile beta phase alloy, along with undiffused metal layers to permit ease of extrusion and drawing to f...
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WO/1995/020228A1 |
A superconducting magnetic coil (10) includes a plurality of sections (12a-12i) positioned axially along the longitudinal axis of the coil, each section being formed of an anisotropic high temperature superconductor material wound about ...
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WO/1995/013627A1 |
A method of producing superconductors with a relatively high critical current density by a mechanical deformation provided by means of a tool mechanism comprising movable clamping jaws (2) and hinged brackets and eccentric arms connected...
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WO/1995/013628A1 |
The object of the present invention is a superconductive material formed as a film comprised of monomolecular layers (2, 3, 4, 5) stacked on a substrate (1), wherein said film includes at least one first set (R) of layers which form a re...
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WO/1995/008518A1 |
A superconducting composition having the nominal formula TlM2CuO5-xFx wherein M is Ba and x is from about 0.10 to about 0.65, or M is Sr and x is from about 0.35 to about 0.75, is disclosed.
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WO/1994/029905A1 |
Method of manufacturing a jacketed superconductor wire with high critical temperature using the "powder in tube" method. Before inserting a bar of compressed powder of the superconductor material into a silver tube, said bar is heat trea...
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WO/1994/023459A1 |
A method for preparing a BSCCO-2223 oxide superconducting article includes annealing an oxide superconductor article comprised of BSCCO-2223 oxide superconductor at a temperature selected from the range of about 500 �C T 787 �C and a...
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WO/1994/017560A1 |
A method of preparing a superconductor. The method includes preparing a mixture of superconductor material constituents, disposing the constituents on a silver containing substrate, heating the mixture of constituents on a silver contain...
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WO/1994/012994A1 |
A connection arrangement between superconducting strands of a winding (3a), supplied with alternating current, and its current connection via current leads (6, 7) in a cryotank, wherein the current leads inside the cryotank consist of mu...
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WO/1994/012989A1 |
A superconducting article has a matrix core (1) containing a superconductor (2), a copper stabilizer layer (4) disposed about the core (1), and an insulating layer (5) surrounding the copper stabilizer layer (4). The insulating layer (5)...
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WO/1994/012991A1 |
A flux jumping resistant stable superconducting tape (10) for a superconducting magnet formed in a sandwich of copper layers (2, 3) around Nb3Sn superconductor (1). An aluminum or copper foil may be inserted between adjacent coil layers.
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WO/1994/009518A1 |
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.
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WO/1994/005019A1 |
A thin-film (14) of a high temperature superconducting compound having the formula M1-xCuO2-y, where M is Ca, Sr, or Ba, or combinations thereof, x is 0.05 to 0.3, and x>y. The thin film has a Tc (zero resistivity) of about 40 K. Also di...
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WO/1994/003908A1 |
A method of forming crystalline metal oxide thin films on silicon and the resultant structure. A crystalline buffer layer (10) of yttria-stabilized zirconia is deposited on a silicon substate (12). A thin template layer (14) of an anisot...
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WO/1994/000246A1 |
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 us...
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WO/1993/021354A1 |
Titanium is very excellent as the material of a conduit for use in liquid helium sealing of a high magnetic field superconducting coil, because it is reduced in the deterioration of the characteristics of a superconducting wire in virtue...
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WO/1993/021642A1 |
A composite lead (10) is provided which electrically links and conducts a current between about 75-80 K and liquid helium temperature of about 4.5 K. The composite lead (10) may be employed singly or in multiples concurrently to provide ...
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WO/1993/016750A1 |
A tube holding clamp (14) in the form of a cylinder open at both ends is attached at one end to a connection (16) which is attached to an adhesive member for attachment to the nose of a patient. The cylinder is slit (32) along its length...
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WO/1993/014526A1 |
An elongate superconductor is made by enclosing anisotropic particles that are superconducting or are capable of being converted to a superconducting form by subsequent treatment in a tube of a ductile metal, compacting it and reducing i...
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WO/1993/002222A1 |
A type II superconducting alloy which is superconducting at a predetermined high magnetic field is prepared by creating a composite having a periodic arrangement of at least two transition metals so as to provide numerous interfaces betw...
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WO/1993/002460A1 |
A manufacturing method wherein a metal sheath is filled with a powder having a composition such that the amounts of Sr, Ca and Cu are larger than conventional so that in addition to the 2223-phase of (Bi, Pb)-Sr-Ca-Cu the phase of Sr-Ca-...
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