PURPOSE: To produce a superconductor at more low treating temp., to eliminate a post-annealing and to easily realize long-size and large-area in a production of Bi based oxide superconductor by heating a precursor in a specified oxygen partial pressure atmosphere and less than softening point of a substrate and more than partial melting temp. of a superconducting precursor, then cooling it gradual...

PURPOSE: To produce a superconducting material usable easily at more than about 40K and having a high critical current density under a environment in which a magnetic field is impressed by mixing Bi2212 phase and (Bi, Pb) 1212 phase in a specified ratio. CONSTITUTION: In a Bi based superconducting material containing simultaneously the Bi2212 phase and the (Bi, Pb) 1212 phase, when a content of th...

Diamond mosaics are prepared by chemical vapor deposition of an adherent layer of diamond in a recess, preferably V-shaped, formed by the edges of one or more diamond substrates. Deposition is preferably filament activated, with the filament being moved relative to the substrates to maintain it at a distance of 1 mm. or less from the surfaces receiving the deposited diamond.

PURPOSE: To provide a good-quality superconductor formed by using a single crystal. CONSTITUTION: The surface of a superconducting single crystal, such as Bi2212, is subjected to a reactive hydrogen treatment, by which an oxygen deficiency layer is formed thereon. This reactive hydrogen treatment is executed by irradiation with hydrogen ions, etc. The oxygen quantity of the oxygen deficiency layer...

Polycarbonate materials are dyed by immersion into a mixture of dye or pigment dissolved in a solvent blend. The blend is made up of an impregnating solvent, which attacks the polycarbonate and allows impregnation of the dye or pigment, and a moderating solvent which reduces the aggressiveness of the impregnating solvent. A graded tint is provided by slowly withdrawing the immersed polycarbonate m...

PURPOSE: To maintain a sufficient self-support function even when a brake pad is worn. CONSTITUTION: A caliper body 32 is provided at its interior with a first cylinder 36 corotating during given braking, a second piston 58 to generate an oil pressure boosted by pressing it by the first cylinder 36, and a third cylinder 64 to which the oil pressure is transmitted through a boosting line 70. Furthe...

PURPOSE: To block inflow of a generating current at an early point of time and to advance the brake stop of an AC motor. CONSTITUTION: A rectifying circuit 100' comprises a first charge discharge circuit 100-1; a second charge discharge circuit 100-2; a comparator IC; and an FET.Q2. In a feed to an electromagnetic coil 7, capacitors C1 and C2 are charged. The charge voltages V1 and V2 of the capac...

PURPOSE: To form a superconductivity applied device of superior performances by having all the triaxiality of crystal orientation of a supercooductive material so as to provided with extremely high superconductive critical current density. CONSTITUTION: Powder of Bi2 O3 , SrO, CaO, and CuO of purity 99% or more are mixed so as to have an atomic rate of Bi:Sr:Cu=2:2:1:2. This mixture is put in an a...

PURPOSE: To provide such a superconductive wire that fully exhibits characteristics of an oxide conductivity used for the superconductive wire without reducing critical temperature and current by processing, by mounting a conductive material around an outer circumference of a narrow wire consisting of oxide superconductivity in which silver or silver alloy is dispersed. CONSTITUTION: A superconduc...

PURPOSE: To manufacture a superior superconductive wire by bending a flat tape of silver or silver alloy, supplying oxide superconductive powder, etc., in the inside, processing it into O-shaped cross section, heat treating and wire drawing it, introducing the wire material to a crucible, dispersing silver, etc., in the inside of superconductivity, and mounting a stabilization material on its surf...

PURPOSE: To reliably manufacture a superconductive wire in high speed under an oxidation atmosphere by setting an included angle to &theta in an intersection point between a straight line that links the center of a supply window and the center of the base body, and a line that links an electron emission filament and the center of a draw grid so as to satisfy 40 deg.<&theta <=90 deg.. CONSTITUTION:...

PURPOSE: To manufacture a superior conductive wire by using almost all oxide superconductive materials known at present by adhering at least one kind of oxide materials and oxide superconductive metal elements to a conductive material in such a state as coexisting with an oxidizing agent. CONSTITUTION: A silver wire which can be supplied by a supply reel 1 and a winding reel 2 is heated by a heate...

A superconducting motor (1) comprises a stator (3) and a rotor (5), both of which employ superconductive windings. The rotor includes two sets of windings, a large rotor winding (13 and a small rotor winding (15). The windings are connected to form a current loop (16) which is exposed to a magnetic field. Switches (S1, S2) or diodes (D1, D2) are employed to trap a maximum number of magnetic flux l...

A film comprising a blend of copolymers, which has been extruded (i) to a film having a gauge of less than about 1.8 mils; a dart impact strength of at least about 80 grams per mil at a density of 0.926 gram per cubic centimeter; and a dart impact strength of at least about 480 grams per mil at a density of 0.918 gram per cubic centimeter and/or (ii) to a film having a gauge of less than about 5 m...

A film comprising a blend of copolymers, which has been (i) extruded to a gauge in the range of about 0.3 to about 0.9 mil, said film having an Elmendorf Tear Strength in the machine direction of at least about 25 grams per mil greater than the Elmendorf Tear Strength in the machine direction of the same blend of copolymers, which has been extruded to a gauge of one mil, or (ii) extruded to a heav...

The present invention relates to drug carriers composed of a block copolymer having hydrophilic and hydrophobic segments, a polymeric micelle type drug comprising hydrophobic drugs trapped by physical treatments in said drug carrier and methods for trapping hydrophobic drugs in the drug carrier. The drugs carrier composed of the block copolymer according to the invention forms a stable polymeric m...

A method of forming a polycide-to-polysilicon capacitor with a low voltage coefficient and high linearity is described. A a first layer of polysilicon, having a suitable doping concentration, is deposited on the surface of the substrate and the field oxide regions. A layer of silicide is deposited over the polysilicon layer. The layer of silicide and the layer of polysilicon on the field oxide reg...

The present invention includes a semiconductor device having a layer including an elemental metal and its conductive metal oxide, wherein the layer is capable being oxidized or reduced preferentially to an adjacent region of the device. The present invention also includes processes for forming the devices. Substrate regions, silicon-containing layers, dielectric layers, electrodes, barrier layers,...

A method is disclosed for the deposition of plasma films in which the optical index of refraction of the deposited film can be varied continuously or discontinuously as the material is deposited. The change in refractive index is accomplished by changing the input power applied to the plasma chamber. The method can be used to create optical wave guides from material of a single input monomer vapor...

forming a first material layer on a substrate having a transistor and a bit line; forming a first pattern defined lay cells and consisting of a second material layer; forming a contact hole for electrical connecting between the source region and the storage electrode by removing the material layer positioned on the source region; forming a second conduction layer over the resulting structure; form...