Abstract: A cubic boron nitride sintered material comprises cubic boron nitride particles and a bonding material, wherein the bonding material comprises at least one first metallic element selected from the group consisting of titanium, zirconium, vanadium, niobium, hafnium, tantalum, chromium, rhenium, molybdenum, and tungsten; cobalt; and aluminum; the cubic boron nitride sintered material has a first interface region sandwiched between an interface between the cubic boron nitride particles and the bonding material, and a first virtual line passing through a point 10 nm apart from the interface to the bonding material side; and when an element that is present at the highest concentration among the first metallic elements in the first interface region is defined as a first element, an atomic concentration of the first element in the first interface region is higher than an atomic concentration of the first element in the bonding material excluding the first interface region.

Abstract: An optical fiber comprises a glass fiber comprising a core and a cladding, and a coating resin layer covering the outer periphery of the glass fiber, wherein the average linear expansion coefficient of the coating resin layer at ?50° C. or more and 0° C. or less is 3.3×10?5/° C. or more and less than 9.0×10?5/° C.

Abstract: A power storage component module includes power storage components and a bus bar connecting the power storage components to one another. At least one positioning boss is provided on an electrode included in the power storage components. The at least one positioning boss protrudes upward. The at least one positioning boss includes a base end and a distal end having a diameter less than a diameter of the base end. At least one through hole opens in the bus bar. The bus bar is placed on the at least one positioning boss and a hole edge of the at least one through hole is disposed around the at least one positioning boss between the base end of the at least one positioning boss and the distal end of the at least one positioning boss in a vertical direction.

Abstract: A switch device includes a plurality of communication ports; a switch unit configured to relay a frame, which has been transmitted from a function unit and to which information including an ID of a VLAN is added, to another function unit via a communication port; and a duplication unit configured to, when the diagnosis device is connected to another switch device, duplicate the frame to be relayed via a designated communication port among the plurality of communication ports, and generate a duplicate frame for diagnosis that is a frame obtained by adding, to a duplicate frame obtained through the duplication, specific information indicating that the duplicate frame for diagnosis should be transmitted to the diagnosis device. The switch unit outputs the duplicate frame for diagnosis generated by the duplication unit from a communication port corresponding to the other switch device.

Abstract: A diamond sensor unit includes: a diamond having a color center with electron spin; an excitation light irradiation part that irradiates the diamond with excitation light; a first patch antenna that receives electromagnetic waves; an electromagnetic wave irradiation part that irradiates the diamond with the electromagnetic waves received by the first patch antenna; a detection part that detects radiated light radiated from the color center of the diamond after the diamond is irradiated with the excitation light and the electromagnetic waves; and an optical waveguide that transmits the excitation light and the radiated light.

Abstract: A semiconductor device includes a substrate, a source electrode, a drain electrode, a first gate electrode extending in a first direction and provided between the source electrode and the drain electrode, a second gate electrode provided in a region between the source electrode and the drain electrode positioned in the first direction from the first gate electrode, a gate pad provided so as to dispose the first gate electrode between the gate pad and the second gate electrode, and electrically connected to the first gate electrode, a first gate line provided above the source electrode, a second gate line provided above the source electrode and extending in a second direction that crosses the first direction, and a first guard metal layer provided between the second gate line and the drain electrode, and having at least a portion provided between the drain electrode and the source electrode.

Abstract: A flexible printed circuit board according to an embodiment includes a base film and a first wire. The base film has a first surface. The first wire is disposed on the first surface. The first wire has a first layer and a second layer. The first layer is disposed on the first surface directly or indirectly. The second layer covers the first layer. In the first surface, a first groove is formed next to the first layer in a plan view. The second layer on a side surface of the first layer exists on a bottom surface and a side surface of the first groove.

Abstract: A resin composition for primary coating of an optical fiber contains a photopolymerizable compound containing a difunctional urethane (meth)acrylate and a monofunctional urethane (meth)acrylate, and a photopolymerization initiator, the difunctional urethane (meth)acrylate is a reaction product of a diol, a diisocyanate, and a hydroxyl group-containing (meth)acrylate, and the monofunctional urethane (meth)acrylate is a reaction product of a polyoxyalkylene monoalkyl ether, a diisocyanate, and a hydroxyl group-containing (meth)acrylate, or a reaction product of a polyoxyalkylene monoalkyl ether and an isocyanate group-containing (meth)acrylate.

Abstract: A wiring member-equipped adherend includes: a wiring member including a sheet and a wire-like transmission member bonded to the sheet; and an adherend provided in a position where the wiring member is disposed in a vehicle to be bonded to the sheet. A bonding part where the sheet and the adherend are bonded includes a lateral bonding part provided in a position deviated from the wire-like transmission member along a width direction of the sheet.

Abstract: An electromagnetic field analysis method includes generating meshes so that a first mesh is generated in a first region and no mesh or a second mesh is generated in a second region other than the first region in a coplanar waveguide, the coplanar waveguide including a dielectric layer and a conductor pattern having a signal line and reference potential patterns, the first region including the signal line and respective parts of the reference potential patterns and having a constant width in a direction orthogonal to an extending direction of the signal line, the reference potential patterns being spaced away from the signal line and interposing the signal line therebetween, the second mesh having a larger dimension than the first mesh, and performing electromagnetic field analysis on the coplanar waveguide using the meshes.

Abstract: The present disclosure provides a connector enabling a size reduction by simplifying a configuration. A connector 11 includes a housing 21 in which a plurality of shielded cables 14 are held while being partially inserted, and cores of the plurality of shielded cables 14 are connected to a plurality of terminals 13a of a mating connector 13 by connecting the housing 21 to the mating connector 13. The connector 11 includes an electromagnetic shielding shell 22 for covering the outer surface of the housing 21 and a shield terminal 27 to be provided between the plurality of shielded cables 14 in the housing 21, connected to shield members of the plurality of shielded cables 14 and connected to a ground terminal 13b of the mating connector 13 by connecting the housing 21 to the mating connector 13.

Abstract: In a fiber connection structure with optical connectors according to one embodiment, among m first connector port groups, arrangement orders of colors of a plurality of the optical fibers in (2×j?1)th (j is a natural number satisfying 1?j and 2×j?m) first connector port groups are the same, and among the m first connector port groups, arrangement orders of the colors of the plurality of optical fibers in (2×j)th first connector port groups are the same. The arrangement order of the colors of the plurality of optical fibers in the (2×j)th first connector port group is a reverse order of the arrangement order of the colors of the plurality of optical fibers in the (2×j?1)th first connector port group.

Abstract: A network of a new configuration is flexibly constructed while maintaining a stable operation in the network. A management device includes: a detection unit that detects addition of a function unit to a network including one or a plurality of on-vehicle function units; an acquisition unit that acquires function unit information of a new function unit that is the function unit the addition of which has been detected by the detection unit and function unit information of each on-vehicle function unit, each piece of function unit information including information regarding network configuration of a layer lower than an application layer; and a generation unit that, based on the pieces of function unit information acquired by the acquisition unit, generates configuration information of a new network that is the network further including the new function unit.

Abstract: It is aimed to realize space saving. A female connector includes female terminal fittings to be connected to male terminal fittings, a female housing for accommodating the female terminal fittings and a retainer displaceable between a terminal deformation position where the female terminal fittings are deformed and a release position where the retainer is separated from the female terminal fittings. The female terminal fitting includes a resilient contact piece for resiliently contacting the male terminal fitting. The retainer resiliently deforms the resilient contact pieces away from the male terminal fittings at the terminal deformation position.

Abstract: A shielded cable includes a first insulated wire including a first central conductor, and a first insulating layer provided around the first central conductor, a second insulated wire including a second central conductor, and a second insulating layer provided around the second central conductor, the second insulated wire being disposed parallel to the first insulated wire, a third insulating layer provided around the first insulated wire and the second insulated wire, a shielding layer provided around the third insulating layer, a drain wire in contact with the shielding layer, and a fourth insulating layer provided around the shielding layer and the drain wire.

Abstract: Provided is an electrical junction box that has a novel structure capable of stably preventing water from intruding into a case while simplifying the operation for connecting the electrical junction box and an external apparatus. An electrical junction box includes a circuit structure that includes a connection terminal for connection to an external apparatus, a case that has an insertion hole and houses the circuit structure, a relay terminal that is connected to the connection terminal, and includes an external connection portion that is inserted into the insertion hole and is exposed to the outside of the case, and a sealing member that is compressed between opposing surfaces of the insertion hole and the relay terminal and seals the insertion hole.

Abstract: An electrically conductive GaAs crystal has an atomic concentration of Si more than 1×1017 cm?3, wherein density of precipitates having sizes of at least 30 nm contained in the crystal is at most 400 cm?2. In this case, it is preferable that the conductive GaAs crystal has a dislocation density of at most 2×10?2 cm2 or at least 1×10?3 cm2.

Abstract: An optical fiber ribbon comprises a plurality of optical fibers arranged in parallel and a connecting resin layer containing a ribbon resin for coating and connecting the plurality of optical fibers, wherein each of the plurality of optical fibers has an outer diameter of 220 ?m or less; and the ribbon resin contains a cured product of urethane (meth)acrylate, and an amount of silicon is 5 ppm or more and 80000 ppm or less and an amount of tin is 5 ppm or more and 30000 ppm or less at the surface of the connecting resin layer.

Abstract: A cemented carbide including tungsten carbide grains and a binder phase, in which a total content of the tungsten carbide grains and the binder phase in the cemented carbide is no less than 80 vol %, a content of the binder phase in the cemented carbide is no less than 0.1 vol % and no more than 20 vol %, in a histogram showing distribution of orientation differences between adjacent pairs each consisting of two of the tungsten carbide grains adjacent to each other in the cemented carbide, a first peak is present in a class of the orientation differences of no less than 29.5° and less than 30.5°.

Abstract: A vehicle-mounted apparatus is a vehicle-mounted apparatus mounted in a vehicle, and includes a measuring unit that measures characteristics of a transmission line in a vehicle-mounted network mounted in the vehicle, and an identifying unit that identifies the transmission line based on the characteristics measured by the measuring unit.