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5646096 |
Process for fabrication superconducting wiring lines
Patterned superconducting wiring lines each consisting of a portion of a thin film of an oxide superconductor deposited on a flat substrate, the portion having a predetermined crystal orientation...
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5637555 |
Method for manufacturing a three-terminal superconducting device having an extremely short superconducting channel
A method for manufacturing a three-terminal superconducting device is disclosed. A superconducting channel constituted in an oxide superconductor thin film is deposited on a deposition surface of a...
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5635454 |
Method for making low density ceramic composites
A cold surface is obtained by coating a mat of ceramic particles that are bound together with a sol-gel binder and cooling the surface with a cryogen that wicks to the surface through pores in the...
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5629268 |
Process for preparing a layered superconducting structure
A process for depositing successively a plurality of thin films on a bottom superconductor layer made of oxide superconductor deposited on a substrate in a single chamber under a condition, the...
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5628836 |
Method of preparing Nb.sub.3 Al superconducting wire
The method of preparing an NB 3 Al superconducting wire comprises the steps of passing an Nb/Al composite wire consisting of an Nb metal or an Nb alloy and an Al metal or an Al alloy through a...
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5629269 |
Process for forming oxide superconducting films with a plurality of metal buffer layers
Disclosed is a process for forming a super-conducting film, which a multi-layer metal film (buffer film) is formed at a specific temperature on a ceramic substrate and a superconducting film is...
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5627142 |
Method of producing composite metal oxide material
A composite material is disclosed which includes a substrate, an oriented film provided on a surface of the substrate and formed of a crystal of a Y123 metal oxide of the formula LnBa 2 Cu 3 O y ...
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5622918 |
Process and apparatus for preparing YBaCuO superconducting films
A process for preparing an YBCO oxide thin film which has a crystalline, clean and smooth surface on a substrate. The process is conducted by using an apparatus comprising a vacuum chamber in which...
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5612292 |
Method of making multilayer distorted-lattice copper-oxide perovskite structures
A multilayered structure comprising copper oxide perovskite material having altered superconductive properties is provided by epitaxially depositing on a substrate a layer of a first copper oxide...
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5612291 |
Superconductive device for helping shield magnetic field and manufacturing method therefor
A superconductive device for helping shield magnetic field comprises at least two members; a layer containing superconductive oxide over each of said members; means for connecting said members to...
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5607900 |
Process for cleaning a surface of thin film of oxide superconductor
A process for removing contaminants from a surface of a thin film of oxide superconductor deposited on a substrate. The thin film of oxide superconductor is heat-treated in ultra-high vacuum at a...
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5597423 |
Niobium tin sheet for superconducting magnets
A method to provide large sheets of Nb 3 Sn superconducting material suitable for use as a superconducting gradient shield in a magnetic resonance imaging system magnet by heating an anodized Nb-1...
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5595960 |
Method of depositing a superconductor layer on a substrate through an intermediate layer of doped CeO.sub.2
A method of preparing a substrate with a view to depositing a thin layer of a superconductive material thereon, wherein an operation is performed of depositing on the substrate an intermediate...
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5595959 |
Method of forming a high-TC microbridge superconductor device
A method of forming a high-Tc microbridge superconductor device is disclosed, which comprises the steps of forming an inclined step on the surface of a substrate, the inclined step having an angle...
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5593918 |
Techniques for forming superconductive lines
Various techniques for forming superconductive lines are described whereby superconductive lines can be formed by stamping, etching, polishing, or by rendering selected areas of a superconductive...
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5585332 |
Process for preparing a perovskite Bi-containing superconductor film
A perovskite type superconductor film having a high content, almost a single phase, of the high Tc phase is formed by the steps of: depositing at least one first film of a first material (e.g., a...
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5582877 |
Process for making josephson junctions
A process for fabricating the Josephson junction includes the steps of preparing a substrate, forming a first superconducting layer, forming a second superconducting layer transversely on the first...
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5583094 |
"Method for preparing hollow oxide superconductors"
A tubular metal pipe and a solidified melt of a precursor of oxide superconducting material which is placed in contact with the metal pipe are subjected to heat treatment in an oxidizing atmosphere...
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5567673 |
Process of forming multilayered Tl-containing superconducting composites
This invention relates to a process of forming multilayered thallium-containing superconducting composites, wherein a first thallium-containing superconducting layer, an intermediate...
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5567674 |
Process of forming oxide superconductor possessing locally different crystal orientations
A thin film of oxide superconductor consisting of more than two portions (1, 11, 12) each possessing a predetermined crystal orientation and deposited on a common surface of a substrate (2). At...
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5565415 |
Method for manufacturing tunnel junction type josephson device composed of compound oxide superconductor material
For manufacturing a superconducting device having a tunnel junction formed of an extremely thin insulator layer sandwiched between a pair of oxide superconductor thin films, a first superconducting...
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5554585 |
Method of forming a superconductor microstrip transmission line
A lanthanum aluminate (LaAlO 3 ) substrate on which thin films of layered perovskite copper oxide superconductors are formed. Lanthanum aluminate, with a pseudo-cubic perovskite crystal structure,...
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5552375 |
Method for forming high T.sub.c superconducting devices
Disclosed are methods of forming superconducting devices including a type having a structure of a superconductor--a normal-conductor (or a semiconductor)--a superconductor, and a type having a...
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5552370 |
Silver additives for ceramic superconductors
A method for making metal/ceramic superconductor thick film structures including the steps of preparing a silver/superconductor ink, applying the ink to a substrate, evaporating the ink's binder,...
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5547922 |
Fabrication of oxide superconductor devices and circuits by impurity ion implantation
Superconductivity is inhibited in selected regions of a HTS material by subjecting the material to impurity ion bombardment at an energy level selected to implant ions in the material at a selected...
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5545611 |
Oxide superconductor thin film prepared by MBE
An oxide superconductor thin film is formed on a substrate by emitting molecular beams of constituent elements of the oxide superconductor to the substrate under high vacuum, wherein at first a...
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5540787 |
Method of forming triniobium tin superconductor
The solid-liquid diffusion process used to form triniobium tin superconductor is improved by oxidizing the tin coated niobium substrate with an oxide layer on the surface of the tin coat after tin...
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5538942 |
Method for producing a superconducting magnet coil
A superconducting magnet coil is produced by winding a superconducting wire to form a coil; impregnating the coil with a curable resin composition of low viscosity which contains for example at...
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5534491 |
Process for preparing a layered structure containing at least one thin film of oxide superconductor
A process for producing a layered structure containing at least one thin film of oxide superconductor (1) such as Y 1 Ba 2 Cu 3 O 7 -x having a contaminated surface on a substrate (3). The...
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5534489 |
Method of fabricating oxide superconducting films by laser deposition
An oxide superconducting film is formed using laser deposition of applying an excimer laser beam (1, 21) onto a target (3, 23) through a converging lens (2, 22) and depositing atoms and/or...
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5527767 |
Method for annealing thin film superconductors
There is disclosed a method for annealing oxide thin film superconductors having layered structures including at least Cu--O layers in which each oxide thin film superconductor is heated partially...
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5528052 |
Superconductive-channel electric field-effect drive
Proposed is a method for operating a field-effect device comprised of a superconducting current channel having source and drain electrodes connected thereto, said superconducting current channel...
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5527765 |
Superconducting YBa.sub.2 Cu.sub.3 O.sub.7-x produced at low temperatures
A high temperature superconductor and composite structure. A superconductor is disposed on a silver substrate without interdiffusion. The superconductor is formed by heating to a temperature not...
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5523283 |
L.sub.a AlO.sub.3 Substrate for copper oxide superconductors
A lanthanum aluminate ( LaAlO 3 ) substrate on which thin films of layered perovskite copper oxide superconductors are formed. Lanthanum aluminate, with a pseudo-cubic perovskite crystal structure,...
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5523284 |
Process for preparing a bulk textured superconductive material
In accordance this invention, there is provided a process for making a bulk superconductive material. In the first step of this process, a diffusion couple is formed from superconductor oxide and...
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5520953 |
Method of aligning the discrete grains of a multi-grained superconducting material
A method of substantially aligning the superconducting grains of a multi-grained perovskite defect oxide type material, which material includes at least one superconducting phase. In the...
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5514877 |
Superconducting device and a method for manufacturing the same
A superconducting device or a super-FET has a pair of superconducting electrode regions (20b,20c) consisting of a thin film (20)oxide superconductor being deposited on a substrate (5) and a weak...
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5512540 |
Method of manufacturing superconducting patterns
A manufacturing method of a superconducting pattern is described. A superconducting ceramic film is deposited on a non-conductive surface and partly spoiled in order to form a barrier film by which...
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5512541 |
Method of producing an oxide superconductor single crystal film
The present invention is directed to a method for growing a superconductive film on a superconductive substrate in order to produce a bulk single crystal. According to a preferred embodiment, an...
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5510324 |
Method for manufacturing a superconducting device having an extremely thin superconducting channel
The invention relates to a method of manufacturing a superconducting device, which comprises the steps of forming on a principal surface of a substrate a non-superconducting oxide layer having a...
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5508254 |
Method of preparing oxide superconducting wire
Disclosed herein is a method of preparing an oxide superconducting wire comprising the steps of coating a powder material for forming an oxide superconductor with a metal, performing deformation...
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5508255 |
Epitaxial thallium high temperature superconducting films formed via a nucleation layer
The present invention comprises a high quality, epitaxial thallium-based HTS thin film on MgO and other substrates and methods of providing the same. The present invention is achieved using a...
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5506199 |
Method of making electrical contacts on bi-based oxide superconductors
The invention relates to solid bodies made of high-temperature superconducting material to which contact is made by solid, compact metallic conductors. To produce said solid bodies,...
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5494891 |
Method for manufacturing three-terminal oxide superconducting devices
A superconducting device comprises a substrate, a non-superconducting layer formed in a principal surface of said substrate, an extremely thin superconducting channel formed of an oxide...
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5491127 |
Composite superconductor and method of the production thereof
A composite superconducting wire using ceramic superconductor material in which one or more elongated superconductor material are accommodated in one or more grooves formed on an elongated...
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5489573 |
Thallium-calcium-barium-copper-oxide superconductor with silver and method
A method is disclosed for forming polycrystalline thallium system superconductors having high current carrying capacity and high magnetic field behavior. A precursor deposit is formed comprised of...
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5480861 |
Layered structure comprising insulator thin film and oxide superconductor thin film
A layered structure formed on a substrate comprising an oxide superconductor thin film deposited on the substrate, a noble metal monolayer deposited on the oxide superconductor thin film and an...
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5478801 |
Process for producing tubular parts of high-T.sub.C superconductor material
The invention relates to a process for producing cylindrical or round parts of high-T c superconductor material comprising bismuth, strontium, calcium, copper and oxygen. In this process, a...
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5474975 |
Method for manufacturing an elongated member from a superconducting ceramic material
A method for manufacturing an elongated member from a superconducting ceramic material comprising the steps of providing a hollow supporting body of metal or a metallic alloy having a hollow inside...
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5472936 |
Method for making triniobium tin semiconductor
A method for making triniobium tin foil is disclosed where the niobium-based foil with an oxide layer is passed continuously at a set speed into an enclosed chamber. The enclosed chamber has an...
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