Abstract: A solid electrolytic capacitor includes a carbon layer covering at least a part of the solid electrolyte layer, and a silver particle layer covering at least a part of the carbon layer and containing silver particles. In a section of the solid electrolytic capacitor, an average value of ratio L2/L1 of a total length L2 of parts of silver particles in contact with an interface between the carbon layer and the silver particle layer to a length Li of the interface is defined as an average value X, and an average value of value L1/N obtained by dividing the length L1 of the interface by a number N of the silver particles in contact with the interface is defined as an average value Y (?m). At this time, a relationship of Y?1.154X?0.238 (where 0.3?X<1.0 and Y?0.5 m) is satisfied.

Abstract: A liquid delivery device comprises a liquid delivery unit and a liquid delivery rotary unit. The liquid delivery unit comprises a liquid delivery chamber where liquid flows in and flows out, and first and second straight flow channels. The liquid delivery rotary unit comprises a spindle that protrudes at the center of the liquid delivery chamber, and an impeller, supported by an annular part, to be rotatable about the spindle and contains a magnetic material; a drive motor is disposed outside the liquid delivery chamber and causes the impeller to be rotated by magnetic fields. A gap is provided between the outer circumference of the spindle and the inner circle of the annular part. The impeller rotates in a state where the gap is biased relative to a range of contact between the outer circumference of the spindle and the inner circle of the annular part.

Abstract: According to one embodiment, a sensor attachment/detachment device of the embodiment includes a sensor, a bonding member, a support portion, and a release execution portion. The bonding member is bonded to a first surface of the sensor and has a function of decreasing an adhesive force. The support portion can support the sensor by directly contacting a second surface of the sensor or via another functional portion. The release execution portion performs a process of releasing the bonding member from the object by decreasing the adhesive force of the bonding member after the sensor is attached to the object by the bonding member.

Abstract: A single crystal growth method for growing a single crystal of a gallium oxide-based semiconductor, the method including growing the single crystal from a melt of a raw material of the single crystal in an oxidizing atmosphere. Density and average length of voids in the single crystal are controlled by a relative value of an Si concentration and an Sn concentration in the single crystal.

Abstract: According to one embodiment, a structure evaluation system of an embodiment includes one or more sensors, a signal processing apparatus, and an evaluator. The plurality of sensors detect elastic waves generated from a structure. The signal processing apparatus calculates information on a frequency distribution by amplitude scale based on the plurality of elastic waves detected by each of the one or more sensors, and transmits the calculated information on the frequency distribution by amplitude scale in a wireless manner. The evaluator evaluates a state of deterioration of the structure based on the information on the frequency distribution by amplitude scale which is transmitted from the signal processing apparatus.

Abstract: An energy storage apparatus includes: an external terminal; an energy storage cell; a current interruption device that has one end electrically connected to the external terminal and the other end electrically connected to the energy storage cell; a discharge circuit that discharges electricity from the energy storage cell via a path that does not pass through the current interruption device; and a failure diagnosis device. The failure diagnosis device discharges electricity from the energy storage cell using the discharge circuit, and diagnoses a failure of the current interruption device based on a change in voltage ?V1 of the external terminal before and after discharging electricity.

Abstract: According to one embodiment, a sensor system, a transmission terminal, and a transmission method that can curb a decrease in time estimation accuracy are provided. The sensor system includes one more sensors, one or more transmission terminals, and a collection apparatus. The one or more transmission terminals include a first communicator and a second communicator. The first communicator transmits first transmission data including time information to be used for time estimation to the collection apparatus in a wireless manner. The second communicator transmits second transmission data including information acquired on the basis of the physical quantity sensed by the one or more sensors to the collection apparatus at a frequency different from a frequency used by the first communicator in a wireless manner. The collection apparatus includes a reception time determiner and a time information processor.

Abstract: Provided is an aqueous coating composition capable of forming a fluororesin coating film layer with excellent electrical properties and surface physical properties, and good adhesive properties. A coating composition containing 2 or more kinds of fluororesins, wherein at least 1 kind of the fluororesin, a fluororesin (I), has a number of functional groups of 30 to 1,000 per 106 main-chain carbon atoms, and the coating composition further contains an inorganic filler, a surfactant, a liquid medium, and a non-fluororesin.

Abstract: An electrolytic capacitor includes an anode body having a porous structure, an anode lead partially embedded in the anode body, a dielectric layer formed on a surface of the anode body, and a cathode part that covers at least part of the dielectric layer. The anode body has a first region in which first particles sintered together and a second region in which second particles sintered together. The average particle diameter D1 of the first particles is smaller than the average particle diameter D2 of the second particles. The volume-based pore diameter distribution of the anode body with the dielectric layer has a first peak in a range of less than or equal to 0.5 ?m in pore diameter, and a second peak in a range of more than 0.5 ?m in pore diameter.

Abstract: According to one embodiment, a sensor attachment state determination apparatus, a sensor attachment state determination system, and a sensor attachment state determination method capable of determining an attachment state of a sensor with high accuracy. A sensor attachment state determination apparatus of an embodiment includes a signal processor, an index value acquirer, and a determiner. The signal processor is configured to acquire intensity information regarding signal intensities in different frequency bands of an elastic wave detected by one or more sensors configured to detect the elastic wave generated due to an impact applied by an impact applier configured to apply the impact on a structure. The determiner is configured to determine an attachment state of the one or more sensors on a basis of the intensity information acquired by the signal processor.

Abstract: Provided are a composition for forming a coating film, a coating film and a substrate having the coating film, which have excellent compatibility with biological substances, as well as a method for producing the same. A composition for forming a coating film having the ability to inhibit adhesion of biological substances, the composition comprising a copolymer and a solvent, wherein the copolymer is obtained by subjecting a monomer mixture to polymerization, wherein the monomer mixture comprises compounds represented by the following formulae (1), (2), and (3): wherein R1 to R6, n, and m are as defined in the Description and Claims, wherein the compound represented by the formula (3) above is contained in a predetermined amount in the monomer mixture, a coating film obtained from the composition, and a substrate having the coating film as well as a method for producing the same.

Abstract: An electrolytic capacitor includes an anode body that includes a porous body and a dielectric layer covering the porous body, and a solid electrolyte layer that covers the dielectric layer. The porous body has a first region located near an outer surface of the porous body, and a second region other than the first region. The first region is a region in which a distance from the outer surface of the porous body is shorter than 0.5D, where D is a shortest distance between the outer surface of the porous body and a center of the porous body. A filling proportion R2 of the solid electrolyte layer in the second region is less than a filling proportion R1 of the solid electrolyte layer in the first region. A ratio R2/R1 of the filling proportion R2 to the filling proportion R1 is less than or equal to 1/10.

Abstract: An energy storage apparatus includes: an external terminal 51; an energy storage cell 62; a current interruption device 53 that has one end electrically connected to the external terminal 51 and the other end electrically connected to the energy storage cell 62; a discharge circuit 110 that discharges electricity from the energy storage cell 62 via a path that does not pass through the current interruption device 53; and a failure diagnosis device 150. The failure diagnosis device 150 discharges electricity from the energy storage cell 62 using the discharge circuit 110, and diagnoses a failure of the current interruption device 53 based on a change in voltage ?V1 of the external terminal 51 before and after discharging electricity.

Abstract: A capacitor includes a first capacitor element, a second capacitor element, a first anode terminal plate, a second anode terminal plate, a first cathode terminal plate, a second cathode terminal plate, and a resin part. The second capacitor element is adjacent to the first capacitor element in a second direction orthogonal to a first direction. The first capacitor element includes a first outer lead part of a first anode lead and a first cathode that are disposed side by side in this order in the first direction. The second capacitor element includes a second cathode and a second outer lead part of a second anode lead that are disposed side by side in this order in the first direction. The first outer lead part overlaps the second cathode at side view in the second direction. The second outer lead part overlaps the first cathode at the side view.

Abstract: A dielectric that has excellent electrical characteristics and causes no blistering of a copper foil during production of a copper-clad laminate using the dielectric, and a method for producing the same are provided. Further, a copper-clad laminate using the dielectric, and a method for producing the same are provided. A dielectric has a moisture content of 1000 ?g/g or less. The metal-clad laminate has the dielectric and a metal foil.

Abstract: A fluororesin sheet that have achieved both a low coefficient of linear expansion (CTE) and improved adhesiveness to copper foil having a smooth surface, and a copper-clad laminate using the same are obtained. The fluororesin sheet including a fluororesin and a silica particle, in which one or both surfaces of the fluororesin sheet have an oxygen element percentage of 3.0 atomic % or more as measured by X-ray photoelectron spectroscopy (XPS), and the fluororesin sheet has a coefficient of linear expansion (CTE) of 100 ppm/° C. or less.

Abstract: A dielectric that has excellent electrical characteristics and causes no blistering of a copper foil during production of a copper-clad laminate using the dielectric, and a method for producing the same are provided. Further, a copper-clad laminate using the dielectric, and a method for producing the same are provided. The dielectric has a residual organic matter content of 500 ?g/g or less. The metal-clad laminate has the dielectric and a metal foil.

Abstract: A composition for obtaining a sheet with a low linear expansion coefficient while maintaining electrical characteristics, a sheet made of the composition, and a method for producing the same are provided. The composition contains a fluororesin particle and a filler, with a filler content of 67 to 96.5 mass % in the total amount of the fluororesin particle and the filler. The sheet or film is made of a composition containing a fluororesin particle and a filler, with a filler content of 67 to 96.5 mass % in the total amount of the fluororesin particle and the filler.

Abstract: A structure evaluation system includes a plurality of sensors and an evaluator. The plurality of sensors detect elastic waves generated in prestressed concrete in which a prestressed concrete steel material is internally provided. The evaluator evaluates a breakage of the prestressed concrete steel material based on elastic waves detected for a second period, which is a period after the elapse of a first period from a point in time when a magnitude of the elastic waves detected by the plurality of sensors is greater than or equal to a threshold value.

Abstract: According to one embodiment, a damage detection apparatus according to an embodiment includes a detector, a spectrum calculator, and a depth calculator. The detector detects an Alternating Current (AC) component of an envelope using one or more elastic waves generated by an impact on a structure. The spectrum calculator calculates a frequency spectrum based on the detected AC component of the envelope. The depth calculator calculates a depth of damage inside the structure based on the frequency spectrum.