PURPOSE:To make it possible to manufacture an oxide superconductive wire rod with an excellent performance efficiently by dissolving the material of an oxide superconductor in a solvent to make into a solution, atomizing the solution and applying a thermal reaction to make a minute superconductor powder, attaching the powder on a cooled tube body, and then heating to sinter. CONSTITUTION:Compounds...

PURPOSE:To obtain a good surface reduction process workability and to make it possible to manufacture a long size wire rod easily by mixing short Nb fibers and short Cu fibers, and then, filling them in a pipe on condition that the orientation directions of the short fibers are unified in the longitudinal direction of the Cu or Cu alloy pipe to make a rod form composite. CONSTITUTION:After short f...

PURPOSE:To so remove an excess solder that the quantities of remaining solders on electrodes simultaneously become uniform by placing a metal plate having the same size as that of an element placing region of a printed circuit board and sufficient solder wettability in the region, and pressing a heat block onto the plate to heat the plate. CONSTITUTION:When a mounted semiconductor chip 5 is remove...

PURPOSE:To increase a capacitance in a power source so as to restrain the power source from fluctuating due to the switching of an output buffer input level by a method wherein two or more power source wiring metal layers are laminated on an outermost peripheral pat of a semiconductor substrate through the intermediary of an interlaminar insulating film, and the metal layers are made to serve alte...

PURPOSE:To make an orientation (001) oriented perpendicularly to a substrate plane by a method wherein a MgO single crystal cleaved at a plane (100) is used as a substrate, and a Tl4(Ba1-ACaA)BCuCO22-X oxide superconductor is formed thereon through a sputtering method, which is subjected to a heat treatment in air. CONSTITUTION:A thin film is formed through a EF magnetron sputtering method. The co...

PURPOSE:To make an orientation (001) oriented perpendicularly to a plane of a substrate by a method wherein a MgO single crystal cleaved at a plane (001) is used as the substrate, and a Tl4(Ba1-ACAA)CuCO22-X oxide is formed into a film through a sputtering method under such a condition that the volume ratio of argon(Ar)/oxygen(O2), a gas pressure, and a temperature of the substrate are all specifi...

PURPOSE:To obtain an oxide based superconducting powder having uniform distribution of particle size by subjecting an atomized fine particle size to particle size control while atomizing a liquefied raw material of the oxide based superconductor to prepare an atomized raw material and subjecting the atomized raw material to thermal decomposition reaction so as to powdering the raw material. CONSTI...

PURPOSE:To provide a novel superconducting material composition capable of realizing superconducting state at a temperature of liquid nitrogen or above by introducing Tl having a specific atomic ratio into a rare earth element- Ba-Cu-O based superconducting material. CONSTITUTION:The aimed superconducting material composition having a composition expressed by the formula (Ln is Y, Gd, Dy, Ho, Er, ...

PURPOSE:To obtain a coating composition having excellent adhesion to substrate while retaining the inherent characteristics of a vinylidene fluoride polymer by mixing the vinylidene fluoride polymer with an acrylic polymer having an -NCO group and a hydrolyzable silyl group in the side chain. CONSTITUTION:This coating composition is prepared by mixing a vinylidene fluoride polymer (A) (e.g., vinyl...

One electrode of the probe is its tubular outer sleeve (3), and the other is its central rod (4). The insulators (9,16) separating the two are attached rigidly to the central rod, whereby the outer sleeve may slide off the probe for cleaning and servicing purposes. The outer sleeve is held in place simply by friction from the O-ring seals (12,30). When the sleeve is removed, the central rod, insul...

Information is stored in an optical recording medium containing a transparent base and a radiation-sensitive, dye-containing layer by means of a semiconductor write laser and read back by means of a semiconductor read laser, the wavelength of the write laser being less than that of the read laser. Examples of the medium and the wavelengths are given.

The panel (1) has two panes (3, 5) which consist of glass and the surfaces (3b, 5a) of which facing towards one another are stuck in all places by a transparent adhesive layer (7) to one another and/or to, projecting in between them, first edge sections (13a) of fixing and/or security means (11). These consist at least essentially of a flexible tab (13) which is formed, for example, from wire fabr...

Described are ways of improving the yields of specification grade polyimide foam on a consistent basis from one run to the next, by use of improvements in microwave-based foaming processes. While a body of polyimide precursor is exposed to microwave radiation, the body of polyimide precursor and of the foam structure as it is developing therefrom are kept under a substantially vapor-impermeable mi...

An improved method for the preparation of cross-linked polycarbonates is disclosed, comprising the reaction at elevated temperature of a composition containing cyclic carbonate oligomers with at least one polyglycidyl acrylate copolymer formed by the reaction of at least one olefin with a glycidyl acrylate monomer. This invention also includes network polycarbonates wherein the carbonate chains ar...

Disclosed in this invention is a shrinkable polyester film having a shrinkage of not less than 40% after 5-minute treatment in a 100 DEG C air oven in one of the machine and transverse directions, and a shrinkage of not more than 15% after 5-minute treatment in a 100 DEG C air oven and a maximum shrinkage stress of not more than 50 g/mm<2> at 40 to 100 DEG C in the other direction. The shrinkable ...

In optical head apparatus, an objective lens (45) is used for irradiation on a recording medium with a light beam for recording or reproducing information onto or from a recording medium, a carriage (41) is moved in the radial direction of the recording medium, an armature (44) supports the objective lens, a support member (46, 47) supports the armature against the carriage slidably in the focusin...

Le domaine de l'invention est celui de la réalisation de microcomposants appartenant à la famille des tubes à vide, du type des diodes, triodes, et composants électroluminescents. L'objectif est notamment de résoudre les problèmes de fabrication sous vide, et d'espacement précis anode-cathode. Cet objectif est atteint à l'aide d'un microcomposant du type à structure empilée caractérisé en ce que l...

1. A process for the surface treatment of a polyvinylidene fluoride material, ensuring satisfactory adhesion in a humid atmosphere to a substrate incompatible with polyvinylidene fluoride, consisting of fixing on the surface a polymer having see diagramm : EP0198723,P6,F2 carbonyl groups on its polymer chain, characterized in that the polymer is previously mixed with polyvinylidene fluoride.

A control system and method for a semi-automatic mechanical transmission system (10) is provided for allowing operator request for a direct downshift into transmission neutral, under certain predefined conditioned, by a single movement of the shift lever (1).