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| Number | Title | Issue Date |
| 7008906 | Oxide high-critical temperature superconductor acicular crystal and its production method The present invention relates to a defect-free oxide high-critical temperature superconductor acicular crystal, that is, an oxide high-critical temperature superconductor acicular crystal that is substantially a perfect crystal and also relates to a method for produ... | 03/07/2006 |
| 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 |
| 6426320 | Low vacuum vapor process for producing superconductor articles with epitaxial layers A method for fabricating superconductor articles with an epitaxial layer is described. The method can be performed under conditions of relatively high pressure and low substrate surface temperature. The resulting epitaxial layers can demonstrate various a... | 07/30/2002 |
| 6365553 | Oxide superconductor having excellent crack-resistant property and process of producing same The invention provides an oxide superconductor capable of sufficiently withstanding external forces such as a large electromagnetic force and thermal stresses accompanying rapid heating and cooling while in service, and internal stresses so as to be able ... | 04/02/2002 |
| 6194353 | Process for preparing superconducting thin film formed of oxide superconductor material A process for preparing an oxide superconductor thin film which has a high crystalline, clean and excellent superconductive surface on a substrate by MBE. The MBE is effected under a condition that the substrate is heated and an oxidizing gas is locally s... | 02/27/2001 |
| 6103670 | Method of manufacturing oxide superconductor containing Ag and having substantially same crystal orientation An oxide superconductor which has high mechanical strength and exhibits favorable magnetic properties and high resistance to environment. Further, a method of manufacturing this oxide superconductor, namely, a method of manufacturing a RE--Ba--Cu--O oxide... | 08/15/2000 |
| 6083886 | Method of preparing oxide superconducting bulk body Provided is a method of preparing a large-sized oxide superconducting bulk body having excellent characteristics and high homogeneity. The method is adapted to prepare an oxide superconducting bulk body by melt growth through a seed crystal method, and co... | 07/04/2000 |
| 6074990 | Superconducting garnet thin film system A superconducting garnet thin film system (10) is provided for high frequency microwave applications where a single crystal high temperature superconducting (HTSC) layer (18) is integrated with a garnet substrate (12). A first perovskite compound buffer l... | 06/13/2000 |
| 6046139 | Making large, single crystal, 123 YBCO superconductors We make large (in excess of 2 cm in diameter), single crystal YBa2 Cu3 O7-x [123 YBCO] crystals, where xࣘ0.6, in a seventeen step process or some variant thereof from finely ground and well mixed 123 YBCO and 211 YBCO po... | 04/04/2000 |
| 6034036 | Method of manufacturing oxide superconductors The present invention is aimed to provide a means for manufacturing a RE123 system oxide superconductor showing good superconductivity characteristics under atmospheric ambiance. In a method of manufacturing a RE123 system oxide superconductor by melting,... | 03/07/2000 |
| 6027564 | Low vacuum vapor process for producing epitaxial layers A method for fabricating composite articles with an epitaxial layer is described. The method can be performed under conditions of relatively high pressure and low substrate surface temperature. The resulting epitaxial layers can demonstrate various advant... | 02/22/2000 |
| 6022832 | Low vacuum vapor process for producing superconductor articles with epitaxial layers A method for fabricating superconductor articles with an epitaxial layer is described. The method can be performed under conditions of relatively high pressure and low substrate surface temperature. The resulting epitaxial layers can demonstrate various a... | 02/08/2000 |
| 6008162 | Production method of oxide superconductive film The present invention can provide an oxide superconductive film with a smooth surface and at homogeneous thickness on a simple substrate structure at a high film formation rate. In a liquid phase epitaxial growth method for producing an ReBa2 C... | 12/28/1999 |
| 5968878 | Oxide superconductor and method of producing same A high critical temperature and high critical current density superconductor containing a matrix phase of a metal oxide expressed by the formula RE1 Ba2 Cu3 Op wherein RE1 stands for La, Nd, Sm, Eu or... | 10/19/1999 |
| 5962374 | Preparation of oxide crystals A process for preparing an oxide crystal by means of solution growth in the presence of a solvent is provided. The solvent includes a mixture of an oxide containing at least one member of those elements which constitute the oxide crystal, a halide contain... | 10/05/1999 |
| 5958840 | Oxide superconductor containing Ag and having substantially same crystal orientation, and method for manufacturing the same An oxide superconductor which has high mechanical strength and exhibits favorable magnetic properties and high resistance to environment. Further, a method of manufacturing this oxide superconductor, namely, a method of manufacturing a RE--Ba--Cu--O oxide... | 09/28/1999 |
| 5891828 | Method of producing superconducting PrBa2 Cu3 Oy single crystal and PrBa2 Cu3 Oy superconducting device PrBa2 Cu3 OY exhibiting superconductivity is provided by a method including the steps of preparing a solvent consisting of a mixture of praseodymium oxide, at least one of barium oxide and barium carbonate, and copper oxid... | 04/06/1999 |
| 5851956 | Method of manufacturing oxide crystal A large oxide crystal of high quality is manufactured by increasing the speed of crystal growth without affecting crystal growth. A melt of BaO--CuO as a raw material put in a crucible is heated and melt in the presence of a solid phase precipitate of Y | 12/22/1998 |
| 5849672 | Oxide superconducting material, process for preparing the same and applications thereof Novel superconducting oxide material containing compound oxide having a composition represented by the formula: (Tl1-x Bix)1-p p !q Sry Caz Cuv Ow in wh... | 12/15/1998 |
| 5830829 | High-temperature superconducting solid bodies and process for producing them The invention relates to a process for producing textured high-temperature superconducting solid shaped parts, which comprises solid shaped parts made of oxide-ceramic superconducting material of a phase mixture of the substance class YBCO first being mol... | 11/03/1998 |
| 5827798 | Method for production of superconducting polycrystalline wire rod A method for the production of a superconducting polycrystalline wire rod having all the crystal (a, b, c) axes thereof aligned is disclosed, which consists of a step of arraying a plurality of superconducting whiskers of a composition of Bi2 S... | 10/27/1998 |
| 5821200 | Lattice matching device and method for fabricating the same A lattice matching device includes a substrate having thereon monocrystal regions having different lattice mismatches with respect to a LnBa2 Cu3 Ox superconductor. A superconducting thin film is formed on the substrate, w... | 10/13/1998 |
| 5776864 | Large single domain 123 material produced by seeding with single crystal rare earth barium copper oxide single crystals A method of fabricating bulk YBa2 Cu3 Ox where compressed powder oxides and/or carbonates of Y and Ba and Cu present in mole ratios to form YBa2 Cu3 Ox are heated in the presence of a Nd | 07/07/1998 |
| 5716908 | Process for controlling crystalline orientation of oxide superconductive film A process for controlling crystalline orientation of an oxide superconductive film includes a first-heat-treatment step, and a second-heat-treatment step. In the first-heat-treatment step, an oxide superconductive film is heated and held in non-oxidizing ... | 02/10/1998 |
| 5691280 | Method of producing a high Tc superconducting film free of second phase defects A thin film which is substantially free of measurable surface defects due to second-phase inclusions is disclosed. The film is composed of multilayered strata of a first metal oxide interspersed with single molecular layers of a second metal oxide, where ... | 11/25/1997 |
| 5650377 | Selective epitaxial growth of high-TC superconductive material Fine epitaxial patterns of yttrium barium copper oxide on a strontium titanate substrate are provided by using a silicon nitride mask to define the pattern to be formed. A thin film of yttrium barium copper oxide is placed on the silicon nitride mask and ... | 07/22/1997 |
| 5648321 | Process for manufacturing thin films by multi-layer deposition Described is a process for manufacturing thin films by periodically depositing (DEP) a number of block layers consisting of different base materials on a substrate (multilayer deposition), wherein the thickness of the layers (LT) is restricted to one to 2... | 07/15/1997 |
| 5648319 | 1-2-3 single crystal oxide superconductor containing 211 phase and process for preparation thereof Disclosed is an oxide superconductor comprising an oxide of RE, Ba and Cu, which consists of a superconductor having a texture wherein the crystal directions of the 123 phase in the matrix are uniform, large angle grain boundaries having an directional di... | 07/15/1997 |
| 5643857 | Method of melting ceramic superconductive material A ceramic superconductive material (1) including a compound containing oxygen and at least two types of metal elements and having layer structure is molten in a vessel (2), at least an inner surface (3) of which is formed of a solid solution alloy having ... | 07/01/1997 |
| 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 LnBa2 Cu3 Oy wherein Ln stands for Y or an ... | 05/06/1997 |
| 5602081 | Method of preparing metal oxide crystal A method of preparing a crystal of a Y-series 123 metal oxide is disclosed, in which a substrate is immersed in a liquid phase which comprises components constituting the metal oxide. The liquid phase contains a solid phase located at a position different... | 02/11/1997 |
| 5602080 | Method for manufacturing lattice-matched substrates for high-Tc superconductor films This method for manufacturing lattice-matched substrates for high-Tc superconductors employs at least two materials chosen from the group of known suitable substrate materials, of which one has a lattice constant smaller than the lattice consta... | 02/11/1997 |
| 5578553 | 1-2-4 copper oxide superconductor, a process for its production, and a copper used therein In the production of a 124-type or 123-type superconductor by a sol-gel method using alkoxides of respective metals, the use of a compound wherein a sec-butoxy group and a hydroxy group are coordinated with a copper atom gives a superconductor composed of... | 11/26/1996 |
| 5536704 | Composite material and method of preparing same A composite material comprising a bulky substrate of a Y-series 123 metal oxide crystal, and at least one layer provided on a surface of the substrate and formed of a crystal of a Y-series 123 metal oxide. The substrate may be produced by immersing a seed... | 07/16/1996 |
| 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 by a heating means and the heating portion is moved at a p... | 06/18/1996 |
| 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 oxide superconductive film of a material which is the same o... | 04/30/1996 |
| 5508256 | Oxide high-temperature superconducting material, method of preparing same and superconducting wires A method of producing a high-temperature oxide superconducting material, which comprises the steps of (a) preparing a material corresponding to an oxide superconductor of the perovskite type structure consisting essentially of a first member selected from... | 04/16/1996 |
| 5504060 | Method for harvesting rare earth barium copper oxide single crystals A method of preparing high temperature superconductor single crystals. The method of preparation involves preparing precursor materials of a particular composition, heating the precursor material to achieve a peritectic mixture of peritectic liquid and cr... | 04/02/1996 |
| 5468806 | Method of manufacturing an oxide superconductor thin film Disclosed is a method of manufacturing a thin film of an oxide superconductor represented by formula Sr1-x Ndx CuO2 on a substrate. The oxide superconductor has a tetragonal crystal structure, the lattice constant in a-axi... | 11/21/1995 |
| 5466664 | Method for manufacturing a superconducting device having a thin superconducting channel formed of oxide superconductor material A method of manufacturing a superconducting device involves forming a thin film on the surface of a substrate, forming a superconducting gate electrode on a portion of the thin film, etching the portions of the thin film using the gate electrode as a mask... | 11/14/1995 |
