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5712227 |
Substrate having a superconductor layer
A substrate having a superconducting thin film of compound oxide thereon. An intermediate layer consists of at least one layer of copper-containing oxide is interposed between the substrate and the...
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5691279 |
C-axis oriented high temperature superconductors deposited onto new compositions of garnet
c-axis oriented high temperature superconductors are deposited onto new compositions of garnets using pulsed laser deposition (PLD) with conditions of 85 mTorr of oxygen partial pressure; a block...
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5661113 |
Near net shape processing of continuous lengths of superconducting wire
A system and method for mechanically forming a ceramic superconductor product. A system for making the ceramic superconductor includes a metallic channel portion having a cross section for...
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5635453 |
Superconducting thin film system using a garnet substrate
A superconducting thin film system (10) is provided for high frequency microwave applications where a single crystal high temperature superconducting layer (18) is integrated with a garnet...
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5635730 |
Superconducting oxide thin film device
A superconducting oxide thin film device is composed of a LaAlO 3 substrate and a YBCO thin film with a BaCeO 3 buffer layer disposed between the two. The adhesion between the film and the...
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5629267 |
Superconducting element having an intermediate layer with multiple fluorite blocks
A superconducting element is disclosed which comprises a lower superconducting layer, an upper superconducting layer, and an intermediate layer interposed between the lower and upper...
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5612290 |
Josephson junction device formed of oxide superconductor
A Josephson junction device is disclosed that includes a single crystalline substrate having a NaCl type crystal structure. The device includes a principal surface having two horizontal planes and...
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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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5571777 |
Superconducting thin film having at least one isolated superconducting region formed of oxide superconductor material and method for manufacturing the same
A superconducting thin film formed on a semiconductor substrate, which comprises at least one superconducting region formed of an oxide superconductor on the principal surface of the semiconductor...
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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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5545612 |
Superconductor element and method of manufacturing the same
A superconductor element includes a first layer of an oxide superconductor, a second layer of an insulator, semiconductor, or metal, and an interlayer interposed between the first and second layers...
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5543630 |
High Tc superconducting devices on bi-crystal substrates
The edge-defined, film-fed growth technique process is modified to produce a thin ribbon of bi-crystalline sapphire wherein the grain boundary is an essentially straight boundary and the angle is...
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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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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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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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5506198 |
High-temperature superconductive conductor winding
In a high-temperature superconductive conductor winding (1) comprising a tape-shaped high-temperature superconducting wire (2) which is combined with a metal 5 and wound into the form of a double...
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5498881 |
Superconducting device having a single junction structure appropriate for integration
A superconducting device has a substrate and a superconducting film formed on the substrate. A surface of the substrate has a first surface portion of which a curvature is constant or changes...
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5488030 |
Superconductor junction structure including two oxide superconductor layers separated by a non-superconducting layer
There is disclosed a superconductor junction structure comprising: a first superconducting layer of an oxide superconductor formed in a desired pattern on a substrate; a non-superconducting layer...
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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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5476719 |
Superconducting multi-layer microstrip structure for multi-chip modules and microwave circuits
A multi-layer microstrip structure includes a substrate and a first superconducting layer deposited on the substrate. A first dielectric layer, made at least partially of benzocyclobutene (BCB), is...
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5471069 |
Superconducting device having an extremely short superconducting channel formed of extremely thin oxide superconductor film
A superconducting device includes a superconducting channel constituted in an oxide superconductor the film deposited on a deposition surface of a substrate. A source electrode and a drain...
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5470668 |
Metal oxide films on metal
A structure including a thin film of a conductive alkaline earth metal oxide selected from the group consisting of strontium ruthenium trioxide, calcium ruthenium trioxide, barium ruthenium...
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5464812 |
Thin film of oxide superconductor possessing locally different crystal orientations and processes for preparing the same
A thin film of oxide superconductor consisting of more than two portions (10, 11, 12) each possessing a predetermined crystal orientation and deposited on a common surface of a substrate (2). At...
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5462918 |
Superconducting field effect device with vertical channel formed of oxide superconductor material
A superconducting device has a stacked structure including a first superconducting layer, a first insulating layer, a second superconducting layer, a second insulating layer and a third...
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5447907 |
Superconducting device with c-axis channel and a-axis source and drain having a continuous crystal structure
A superconducting device comprising a substrate having a principal surface, a superconducting source region and a superconducting drain region formed of an oxide superconductor on the principal...
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5441926 |
Superconducting device structure with Pr-Ba-Cu-O barrier layer
A superconducting transistor having a source region and a drain region are formed by a YBCO film on a barrier layer, which is composed of a PBCO film formed on an STO substrate. A gate electrode is...
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5434126 |
Thin-film high Tc superconductor comprising a ferroelectric buffer layer
A thin-film superconductor includes a substrate, a ferroelectric film, and a superconducting oxide film. The ferroelectric film extends on the substrate. The ferroelectric film is made of a crystal...
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5430011 |
Crystal compensated superconducting thin film formed of oxide superconductor material
A superconducting thin film formed on a substrate, comprising at least one oxide superconductor layer formed on the principal surface of said substrate and at least one oxide layer formed of an...
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5422337 |
Step-edged grain boundary Josephson junction with 5 to 30 degrees inclined angle
A Josephson junction device comprising a single crystalline substrate including a principal surface having two horizontal planes and a smooth slope between the two horizontal planes, and an oxide...
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5420103 |
A-axis superconductor on a yttrium oxide film
A LnBaCuO-series superconducting thin film is provided over a surface of a substrate of Y 2 O 3 single crystal to form a composite superconductor. Ln stands for Y or a lanthanoid element. The...
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5416062 |
Thin film superconductor with an interlayer on a silicon substrate
A thin film of oxide superconductor deposited on a single crystal substrate of silicon wafer. A buffer layer of (100) or (110) oriented Ln 2 O 3 , in which Ln stands for Y or lanthanide elements...
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5413982 |
Field effect transistor having c-axis channel layer
A superconducting device comprising a substrate having a principal surface, a non-superconducting oxide layer having a similar crystal structure to that of the oxide superconductor, an extremely...
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5407906 |
Epitaxial layers of 2122 BCSCO superconductor thin films having single crystalline structure
A substantially single phase, single crystalline, highly epitaxial film of Bi 2 CaSr 2 Cu 2 O 8 superconductor which has a T c (zero resistance) of 83K is provided on a lattice-matched...
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5382565 |
Superconducting field-effect transistors with inverted MISFET structure
This field-effect transistor comprises a conductive substrate (2) serving as the gate electrode, an insulating barrier layer (3), and a superconducting channel layer (1) on top of the barrier layer...
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5374610 |
Insulating composition
An insulating composition consisting of Bi, Sr, RE, Cu, O or of Tl, Ba, RE, Cu, O (wherein; RE is an element selected from a group consisting of Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu and Y)...
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5372992 |
Superconducting thin film
A superconducting thin film of a compound oxide represented by YBa 2 Cu 3 O y in which "y" is a number of 6<y<8 and deposited on a substrate, characterized in that a buffer layer of a...
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5262394 |
Superconductive articles including cerium oxide layer
A ceramic superconductor comprising a metal oxide substrate, a ceramic high temperature superconductive material, and a intermediate layer of a material having a cubic crystal structure, said layer...
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5240902 |
Substrate of single crystal of oxide, superconductive device using said substrate and method of producing said superconductive device
According to the present invention, when a super-conductive thin film is formed on a substrate of a single crystal, a compound having a composition of SrNdGaO 4 and a K 2 NiF 4 type crystal...
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5102865 |
Substrate for ceramic superconductor with improved barrier
A substrate for supporting a ceramic superconductor comprises a metallic base member precoated with an yttrium oxide, rare earth oxide, or zirconium oxide layer and having a constituent oxide...
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5047389 |
Substrate for ceramic superconductor
A substrate for supporting a ceramic superconductor comprises a metallic base member having a constituent oxide former which establishes an oxide layer on the surface of the substrate. A layer of...
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4994434 |
Method of forming a barrier layer arrangement for conductive layers on silicon substrates
A process is disclosed of producing on a crystalline silicon substrate a barrier layer triad capable of protecting a rare earth alkaline earth copper oxide conductive coating from direct...
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