Abstract: It is an object of the present invention to provide a multi-layer coating having excellent adhesion and sliding properties, which contains a hard layer having a main component of a nitride and/or carbonitride containing one or more elements selected from the group consisting of Ti, V, Zr, Cr, Nb, Si, Al and B and a lubricating layer consisting of a metal element and molybdenum disulfide on the hard layer wherein the lubricating layer has a graded composition in which the metal element has a decreasing content from the hard layer side towards the surface and the molybdenum disulfide has an increasing content, and wherein the lubricating layer has a maximum oxygen concentration of no greater than 25 atom %.

Abstract: A laser module includes a substrate 1, a first laser element 2 placed on the substrate 1, a second laser element 3 placed with an output surface opposed to the first laser element 2 on the substrate 1, and a mirror 7 placed between the first laser element 2 and the second laser element 3. The mirror 7 has a reflective surface capable of reflecting output light from the first laser element 2 or the second laser element 3 in a predetermined direction, and is placed so as to move or rotate between a first position capable of reflecting the output light from the first laser element 2 and a second position capable of reflecting the output light from the second laser element 3. Thus, a laser module can be provided in which high precision, low cost, and miniaturization can be realized.

Abstract: A raw tire-preheating method and apparatus for preheating a raw tire uniformly over all the areas with a reduced running cost. The raw tire-preheating apparatus comprises a tread section-preheating mechanism (16) including a front coil (21) disposed so as to face a tread section (4a) for generating a high frequency magnetic field and for applying it to the tread section (4a); and a core mechanism consisting of center cores (24), separation cores (25) and side cores (26) for providing an intensity distribution of the high frequency magnetic field that the tread section (4a) is uniformly preheated overall in the tire width direction. A movement mechanism for moving at least one of the tread section-preheating mechanism (16) and the raw tire (4) is provided in order to move the tread section-preheating mechanism (16) relative to the tread section (4a).

Abstract: An underlayer powder for a coating-type double-layer magnetic recording medium is a powder composed of acicular nonmagnetic iron oxide particles whose average major axis length of the particles is 20-200 nm, and specific surface area calculated by BET method is 30-100 m2/g, which has a phosphorus content in the particulate powder of 0.1-5 wt %, and soluble phosphorus compound of not greater than 100 ppm based on P, and which preferably has a powder pH of less than 8, a soluble sodium content of not greater than 100 ppm based on Na and soluble sulfate of not greater than 100 ppm based on SO4.

Abstract: In an electric-connection testing device of the present invention, a base and a rigid body, to which a substrate provided with a plurality of contacts are secured, are integrated and sandwich a leaf spring. The leaf spring has a spring structure with two or more independent elastic degrees of freedom. Such a small, simple, and adjustment-free structure can uniformize a pressing force applied from the contacts to electrodes of an object to be tested.

Abstract: An apparatus for effectively heating a green tire generates heat to a metal member embedded therein using electromagnetic induction, to complete a heating formation of a green tire in a sufficiently short time. Particularly, in the thick portion of the green tire which is hard to heat, the efficiency of heat generation due to electromagnetic induction is increased by effectively concentrating a high frequency magnetic field on the metal member embedded therein. The apparatus for heating a green tire includes a local heating coil for forming a high frequency magnetic field along a portion of extending direction of a metal member, a high frequency power supply for supplying high frequency power to the local heating coil, and a mechanism for moving the local heating coil relatively in the extending direction of the metal member.

Abstract: A magnetic powder for magnetic recording is provided that has improved properties suitable for a magnetic recording medium used with a high-sensitivity read head utilizing an MR device. The magnetic powder is composed of iron-base acicular particles containing Co, Al, R (rare earth elements, including Y) and oxygen within the ranges of Co/Fe=10–50 at. %, dissolved Al/(Fe+Co)=5–50 at. %, R/(Fe+Co)=2–25 at.

Abstract: A semiconductor device and package has a heat spreader directly disposed on the reverse surface of the semiconductor device. This heat spreader includes a diamond layer or a layer containing diamond and ceramics such as silicon carbide and aluminum nitride. The heat spreader is directly formed on a substrate for the semiconductor device. In particular, the heat spreader is composed of a diamond layer and one or two metal or ceramic members, which are bonded to the diamond layer with one or two polymer adhesive layers. This diamond layer has a fiber structure across the thickness or a microcrystalline structure. Cilia are formed on a surface of the diamond layer facing the one or two metal or ceramic members.

Abstract: A raw material for a mineral preparation of the present invention can be obtained by calcining defatted sesame, and a mineral preparation containing minerals that can be absorbed into the body effectively can be obtained by recovering minerals from this raw material.

Abstract: A nonmagnetic powder, used for the nonmagnetic layer of a coated type magnetic recording medium having a multilayer structure, has good dispersibility in the binder in which it is dispersed to prepare a coating material that is applied to the nonmagnetic layer. The nonmagnetic powder has an iron compound as its principal component and exhibits a maximum pore volume value in a pore diameter range of 0.01 ?m to 0.05 ?m within a pore diameter range of 0.0018 ?m to 0.1 ?m in which the relationship between pore diameter and pore volume is calculated by a mercury injection method. The nonmagnetic powder exhibits a cumulative pore volume value in a pore diameter range of 0.0018 ?m to 0.01 ?m that is not more than 30% of the cumulative pore volume value in the pore diameter range of 0.0018 ?m to 0.1 ?m.

Abstract: A casting member comprising hot-die steel or high-speed steel as base material and having coating layers at least on its working plane, wherein the outermost layer among the coating layers consists essentially of at least one nitride, oxinitride or carnonitride composed mainly of V, and another coating layer comprising at least one nitride, oxinitride or carnonitride composed mainly of Cr is formed as a layer just above the base material. If necessary, an intermediate layer comprising at least one nitride, oxinitride or carnonitride composed mainly of V and Cr may be formed as a coating layer on the boundary surface between the outermost layer and the layer just above the base material. The thickness of the outermost layer is preferably 0.5 to 5.0 ?m, the thickness of the layer just above the base material is preferably 0.5 to 3.0 ?m, and the thickness of the intermediate layer is preferably 1.0 ?m or less.

Abstract: A semiconductor memory device comprising: a first insulating film covering the upper and side surfaces of a gate electrode; a second insulating film formed on the substrate covering the first insulating film; a pair of contact holes formed through the second insulating film and reaching the impurity diffusion regions; a conductive plug embedded in one of the contact holes; a third insulating film formed on the second insulating film covering the conductive plug, and having a first aperture on the other contact hole; a bit line formed on the third insulating film and connected to the other impurity diffusion region through the first aperture and the other contact hole; a fourth insulating film covering the upper and side surfaces of the bit line; a second aperture formed through the third insulating film in alignment with the fourth insulating film covering the side surface of the bit line; a storage electrode formed to extend over the bit line, insulated from the bit line by the third and fourth insulating fi

Abstract: In a hard disk drive (HDD) or an electronic apparatus in which the HDD is wrapped with a foam resin sheet with a noise absorption effect and a metal outer casing to thereby damp noise, a sub-assembly wrapping body incorporating therein the HDD wrapped with a wrapping body composed of a slippery film sheet with foam resin sheets attached thereto is mounted into the metal outer casing through the slippery surface of the slippery film sheet. In order to insulate a noise generated from a recording and reproducing drive apparatus such as the HDD, the system for use with the HDD and the electronic apparatus can simplify the assembly process required when the HDD is loaded into the outer casing serving as a noise insulation box through a noise absorption member.

Abstract: In hard disk drive (HDD) or an electronic apparatus in which the HDD is wrapped with a foam resin sheet and a metal outer casing to damp noise, heat radiation sheets for radiating far-infrared rays are attached to an inner casing of the HDD or to tops of the metal outer casing and a pair of far-infrared ray transmitting and receiving members composed of heat radiation sheets for absorbing far-infrared rays are attached to the inner surface of the metal outer casing or the inner surface of the cover of the electronic apparatus, which are located at spatially spaced apart positions. In this way accumulated heat in the HDD or the metal outer casing is radiated from the metal outer casing or the cover.

Abstract: A powder for an underlayer of a coating-type magnetic recording medium comprises acicular iron oxide particles having an average major axis length in the range of 20-200 nm, has a specific surface area measured by the BET method of 30-100 m2/g and has a powder pH of not greater than 7. The underlayer powder preferably contains 0.1-5.0 wt % of P and optionally contains an amount of R (where R represents one or more rare earth elements, defined as including Y) such that R/Fe expressed in atomic percentage (at. %) is 0.1-10 at. %. The iron oxide powder enhances the properties required of a powder for forming the underlayer of a multi-layer structure coating-type magnetic recording tape, most notably the surface smoothness and strength of the tape.

Abstract: A ferromagnetic iron alloy powder for a magnetic recording medium is composed of acicular iron-base particles of an average major axis length (X) of not less than 20 nm and not greater than 80 nm and have oxygen content of not less than 15 wt % and coercive force (Hc) of not less than [0.0036 X3?1.1 X2+110 X?1390 (Oe)] (where X is average major axis length expressed in nm). The ferromagnetic iron alloy powder is obtained by reacting metal powder composed of acicular iron-base particles having an average major axis length of not less than 20 nm and not greater than 80 nm with pure water in substantial absence of oxygen to form a metal oxide film on the particle surfaces. Optionally, the particles can be reacted with a weak oxidizing gas by a wet or dry method.

Abstract: A semiconductor device formed by forming contact holes in the insulating film, that covers the source/drain of the MOSFET and the capacitor in the memory cell region, on the lower electrode of the capacitor by the same steps, then filling the plugs into contact holes, and then forming the contact hole on the upper electrode of the capacitor. Accordingly, there can be provided the semiconductor device having the ferroelectric capacitor, capable of simplifying respective wiring connection structures to the upper electrode and the lower electrode of the capacitor by suppressing the damage to the capacitor formed over the transistor.

Abstract: In an electric-connection testing device of the present invention, a base and a rigid body, to which a substrate provided with a plurality of contacts are secured, are integrated and sandwich a leaf spring. The leaf spring has a spring structure with two or more independent elastic degrees of freedom. Such a small, simple, and adjustment-free structure can uniformize a pressing force applied from the contacts to electrodes of an object to be tested.

Abstract: A rotor having a cylindrical peripheral surface is disposed in a treatment vessel into which a carrier gas is introduced, and the rotor peripheral surface is opposed to the surface of a substrate with a predetermine gap therebetween. The rotor peripheral surface is also opposed to a film-forming material supplying member having a film-forming material on its surface at a position apart from the position where the rotor faces the substrate. Film-forming particulates including atomic molecules of the film-forming material and cluster particulates thereof are scattered from the surface of the film-forming material supplying member by sputtering, and the rotor is rotated to form a carrier gas flow near the rotor peripheral surface. The film-forming particulates are transported to the vicinity of the surface of the substrate by the carrier gas flow and adhered to the surface of the substrate.

Abstract: A powder for an underlayer of a coating-type magnetic recording medium, which powder comprises flat-acicular iron oxide particles having an average major axis length of 20-200 nm, a short axis cross-section taken perpendicularly to the long axis that has a long width and a short width, and a short axis cross-section ratio defined as the ratio of the long width to the short width that is greater than 1.3 and substantially uniform in the long axis direction, the powder having a specific surface area measured by the BET method of 30-100 m2/g. The underlayer powder preferably contains 0.1-5.0 wt % of P and, optionally, an amount of R(R representing one or more rare earth elements, defined as including Y) such that R/Fe expressed in atomic percentage (at. %) is 0.1-10 at. %.