Abstract: A negative electrode for an electric device includes a silicon-containing alloy containing silicon and tin, a carbon cover layer including a carbon material and covering the silicon-containing alloy, and a negative electrode electric conducting additive. A ratio of an average particle diameter of the silicon-containing alloy to an average particle diameter of the carbon material is 240 or greater. The negative electrode for an electric device and an electric device using the negative electrode can improve cycle durability.

Abstract: A negative electrode active material including a silicon-containing alloy having a ternary alloy composition expressed by Si—Sn—Ti and including a structure in which an a-Si phase containing amorphous or low-crystalline silicon formed by dissolving tin in a crystal structure of silicon is dispersed in a parent phase of a silicide phase including TiSi2, wherein when a peak intensity of a Si—O bond peak that is observed at a position where an interatomic distance in a radial wave function observed by XAFS is 0.13 nm is S(1) and a peak intensity of a Si—Si bond peak that is observed at a position where the interatomic distance is 0.2 nm is S(2), a relation of S(2)>S(1) is satisfied is used for an electrical device. When used, the negative electrode active material achieves both cycle durability and charging-discharging efficiency for an electrical device such as a lithium ion secondary battery.

Abstract: A negative electrode active material which has a ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) and has a microstructure which has a first phase (silicide phase) having a silicide of a transition metal as a main component and a second phase partially containing Sn and having amorphous or low crystalline silicon as a main component, and further has partially a plurality of independent first phases and partially a eutectic structure of the first phase and the second phase is used for an electric device. The negative electrode active material improves cycle durability of an electric device such as a lithium ion secondary battery.

Abstract: A board includes a plate-shaped member having a first wiring pattern, a first resin layer formed on a first surface of the plate-shaped member, the first surface having the first wiring pattern, a second resin layer stacked on the first resin layer, and a component fixed to the second resin layer in which a second wiring pattern formed on a second surface of the component is buried.

Abstract: A negative electrode active material for an electric device includes an alloy containing Si in a range of greater than or equal to 27% by mass and less than 100% by mass, Sn in a range of greater than 0% by mass and less than or equal to 73% by mass, V in a range of greater than 0% by mass and less than or equal to 73% by mass, and inevitable impurities as a residue. The negative electrode active material can be obtained with, for example, a multi DC magnetron sputtering apparatus by use of Si, Sn, and V as targets. An electric device using the negative electrode active material can achieve long cycle life and ensure a high capacity and cycle durability.

Abstract: A negative electrode active material having high cycle durability contains an alloy represented by the following chemical formula (1): SixSnyMzAa??(1) wherein M is Zn, A is unavoidable impurities, x, y, z, and a represent % by mass values, and in that case, 0<x<100, 0<y<100, 0<z<100, 0?a<0.5, and x+y+z+a=100, in which the half width of the diffraction peak of the (111) surface of Si in the range of 2?=24 to 33° by X ray diffraction measurement of the alloy using CuK? ray is 0.7° or more, and the x is more than 23 and less than 64, the y is 4 or more and less than 34, and the z is more than 0 and less than 65.

Abstract: To provide a means capable of improving the cycle durability of an electric device such as a lithium ion secondary battery. A negative electrode active material containing a silicon-containing alloy having ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) or quaternary alloy composition represented by Si—Sn-M-Al (M is one or two or more transition metal elements) and having a structure wherein an a-Si phase containing amorphous or low crystalline silicon containing tin in a silicon crystal structure in form of a solid solution is dispersed in a silicide phase containing a silicide of a transition metal as a main component is used in an electric device. The negative electrode active material improves the cycle durability of an electric device such as a lithium ion secondary battery.

Abstract: According to an embodiment, an inspection system comprises: a moving body including a moving main body movable along a structure; a detector attached to the moving main body; a shape information storage unit for storing shape information indicating shape and size of the structure; an inspection location information storage unit for storing information of inspection locations to be inspected; an inspection item information storage unit for storing information of inspection items to be inspected; a moving body location detecting unit for detecting moving body location information indicating location of the moving body; a moving control unit for controlling movement of the moving body; and an inspection control unit for inspection.

Abstract: According to an embodiment, an inspection device comprises a moving body that includes; a moving main body which moves in contact with a first structure; arms attached to the moving main body; an arm driver to drive the arms; and a detector attached to the moving main body or the arms to inspect the second structure. The arms each can selectively take a pressed position and a detached position. When the moving body is moved, at least one of the arms are in the pressed position and pressed to the second structure, and the moving body is supported by the first and second structures.

Abstract: A negative electrode active material containing a Si-containing alloy having a composition to be represented by Chemical Formula (1): SixSnyMzAlwAa (in Chemical Formula (1) above, M is one or two or more transition metal elements, A is an unavoidable impurity, and x, y, z, w, and a represent values of percentage by mass, where y, z, and w are 2?y?10, 25?z?35, and 0.3?w?3, respectively, and x and a are remainder) is used in an electrical device, providing a means capable of improving the cycle durability of the electrical device such as a lithium ion secondary battery.

Abstract: A negative electrode active material includes a silicon-containing alloy having a composition represented by: SixSnyMzAa (A is unavoidable impurities, M is one or more transition metal elements, x, y, z, and a represent values of percent by mass, and 0<x<100, 0<y<100, 0<z<100, and 0?a<0.5 and x+y+z+a=100). The silicon-containing alloy has a lattice image subjected to Fourier transform processing to obtain a diffraction pattern and a size determined as an average value of maximum five major axis diameters of regions having a periodic array from a Fourier image obtained by subjecting a diffraction ring portion present in a width of from 0.7 to 1.0 when a distance between Si regular tetrahedrons is 1.0 in this diffraction pattern to inverse Fourier transform is 10 nm or less.

Abstract: A negative electrode for an electrical device includes: a current collector; and an electrode layer containing a negative electrode active material, an electrically-conductive auxiliary agent and a binder and formed on a surface of the current collector, wherein the negative electrode active material contains an alloy represented by a following formula (1): SixZnyMzAa (in the formula (1) M is at least one metal selected from the group consisting of V, Sn, Al, C and combinations thereof, A is inevitable impurity, and x, y, z and a represent mass percent values and satisfy 0<x<100, 0<y<100, 0<z<100, 0?a<0.5 and x+y+z+a=100), and elongation (?) of the electrode layer is 1.29<?<1.70%.

Abstract: A housing of an oil pump includes a suction port, a discharge port, and a partitioning section formed to partition the suction port and the discharge port. The discharge port has discharge groove portions each formed in a groove shape so as to introduce oil from the partitioning section, and an extension portion formed adjacent to the discharge groove portions and extending continuously from an end of the partitioning section. The extension portion has a taper surface extending from an end of an upper surface of the partitioning section to form a downward slope.

Abstract: A negative electrode active material having high cycle durability contains an alloy represented by the following chemical formula (1): SixSnyMzAa??(1) (in the chemical formula (1), M is at least one metal selected from the group consisting of Ti, Zn, C, and combinations thereof, A is unavoidable impurities, x, y, z, and a represent % by mass values, and in that case, 0<x<100, 0<y<100, 0<z<100, 0?a<0.5, and x+y+z+a=100), in which the half width of the diffraction peak of the (111) surface of Si in the range of 2?=24 to 33° by X ray diffraction measurement of the alloy using the CuK? ray is 0.7° or more.

Abstract: According to one embodiment, an inspection system includes an illuminator, an imager, and a processor. The illuminator irradiates light into an interior of a hole. The imager acquires a first image by imaging the interior of the hole where the light is irradiated. The processor detecting a blockage of at least a portion of the hole based on a luminance of the hole inside the first image.

Abstract: In an electric device the negative electrode active material layer includes a silicide phase containing a silicide of a transition metal is dispersed in a parent phase containing amorphous or low crystalline silicon as a main component, a predetermined composition, and a ratio value (B/A) of a diffraction peak intensity B of a silicide of a transition metal in a range of 2?=37 to 45° to a diffraction peak intensity A of a (111) plane of Si in a range of 2?=24 to 33° in a predetermined range in an X-ray diffraction measurement using a CuK?1 ray is used as a Si-containing alloy. A solid solution or an oxide-coated solid solution in which a coating layer containing an oxide in a predetermined amount is formed on the particle surface of the solid solution and is used in the positive electrode active material layer.

Abstract: A circuit board includes: an insulating layer; a capacitor which is provided in the insulating layer and which includes a dielectric layer, a first conductor layer provided on a first surface of the dielectric layer and including an opening part, and a second conductor layer provided on a second surface opposite to the first surface of the dielectric layer and including a recess part at a position corresponding to the opening part; and a conductor via provided in the insulating layer, penetrating the dielectric layer, the opening part and the recess part, being in contact with the recess part, and being smaller than the opening part in plan view.

Abstract: An object of the present invention is to provide a dispersant for a resin current collector which can uniformly disperse a conductive filler to attain sufficient charge and discharge characteristics without impairing the output power per unit weight of a battery. The present invention provides a dispersant for a resin current collector comprising a polymer having a resin-philic block (A1) and a conductive filler-philic block (A2).

Abstract: A package substrate includes a substrate, a first connection terminal mounted over the substrate, the first connection terminal including a first land and a second land on the substrate, a first solder resist surrounding the first land and the second land, and a first solder ball formed straddling the first land and the second land; and a second connection terminal which is mounted over the substrate and disposed adjacent to the first connection terminal, the second connection terminal including a third land and a fourth land on the substrate, a second solder resist surrounding the third land and the fourth land, and a second solder ball formed straddling the third land and the fourth land.

Abstract: To provide a means capable of improving the cycle durability of an electric device such as a lithium ion secondary battery. A negative electrode active material containing a silicon-containing alloy having ternary alloy composition represented by Si—Sn-M (M is one or two or more transition metal elements) or quaternary alloy composition represented by Si—Sn-M-Al (M is one or two or more transition metal elements) and having a structure wherein an a-Si phase containing amorphous or low crystalline silicon containing tin in a silicon crystal structure in form of a solid solution is dispersed in a silicide phase containing a silicide of a transition metal as a main component is used in an electric device. The negative electrode active material improves the cycle durability of an electric device such as a lithium ion secondary battery.