Abstract: A moisture content measurement method that calculates moisture content of dehydrated sludge using a calibration curve for calculating the moisture content of the dehydrated sludge, the calibration curve being obtained by performing multivariate regression analysis after first-order differential processing or an offset correction is performed on absorbance for reflected light or reflectance for infrared rays from dehydrated sludge, the absorbance or the reflectance being obtained by measuring the dehydrated sludge using an infrared measurement apparatus provided with a light-receiving unit that can receive at least infrared rays reflected from a target object to be measured and a light source that has a plurality of infrared LEDs that can emit infrared rays having respectively different wavelengths or a light source having an infrared-region tungsten lamp or halogen lamp.

Abstract: A data collection apparatus includes a processor and a storage. The processor is configured to: estimate an emotion of a person watching an own vehicle on the basis of an image data of a surrounding environment of the own vehicle; generate emotion data including an estimate of the emotion of the person watching the own vehicle; specify a state of the own vehicle viewed by the person watching the own vehicle; and correlate the emotion data with the specified state of the own vehicle. The storage is configured to be caused by the processor to store the emotion data correlated with the specified state of the own vehicle.

Abstract: A permanent magnet rotor includes: a rotor shaft; a rotor core having, in each magnetic pole, a first and second outer through holes to make a pair and a first and second inner through holes to make a pair; and a first and second outer magnets, a first and second inner magnets housed in these respectively. An outer opening angle ?a between the first outer through hole and the second outer through hole is larger than an inner opening angle ?b between the first inner through hole and the second inner through hole. An inter-inner through hole length between the first inner through hole and the second inner through hole is larger than that between the first outer through hole and the second outer through hole.

Abstract: Some embodiments of the present disclosure relate to a battery comprising a housing. In some embodiments, the housing comprises an opening. In some embodiments, the battery comprises at least one fluoropolymer membrane. In some embodiments, the at least one fluoropolymer membrane covers the opening of the housing. In some embodiments, the at least one fluoropolymer membrane has a crystallinity of 85% to 100%. In some embodiments, the at least one fluoropolymer membrane has a density of 2.0 g/cm3 to 2.2 g/cm3. In some embodiments, the at least one fluoropolymer membrane has a CO2 permeability to moisture permeability ratio of more than 0.5. A polytetrafluoroethylene film for electronic components, characterized in that the polytetrafluoroethylene film can have a density of 1.40 g/cm3 or higher and an air impermeability of 3,000 seconds or higher.

Abstract: Provided is a catalyst device for a lead-acid battery, the catalyst device being capable of reducing gas release from an electrolyte solution and a decrease in electrolyte solution due to the leakage, thus providing a lead-acid battery having a long life, and being capable of ensuring safety even in excessive flow of gas. Also provided is a lead-acid battery including the catalyst device. A catalyst device for a lead-acid battery, including: a catalyst layer including a catalyst to accelerate a reaction for generating water or water vapor from oxygen and hydrogen; and a porous membrane including thermoplastic resin having a melting point or a glass transition temperature of 160° C. or less, and wherein at least one surface of the catalyst layer is in contact with the porous membrane, and the porous membrane has a planar size being equal to or greater than that of the catalyst layer. Also a lead-acid battery including the catalyst device.

Abstract: An X-ray inspection device is configured to prevent water from flowing into areas of the X-ray inspection device during a washing operation. The X-ray inspection device is provided with an X-ray emitter, a cooler, a cooler cover, and an opening/closing member. The cooler cools the X-ray emitter. The cooler cover covers the cooler. Openings are formed in the cooler cover and, when open, provide interior-exterior air flow communication when the cooler is cooling the X-ray inspection device. An opening/closing member is configured for movement between an open orientation opening the opening and a closed orientation closing the openings formed in the cooler cover.

Abstract: Provided is a catalyst part for a lead-acid battery, the catalyst part being capable of reducing gas release from an electrolyte solution and a decrease in electrolyte solution due to the leakage, thus providing a lead-acid battery having a long life. Also provided are a ventilation filter, a ventilation plug, and a lead-acid battery each including the catalyst part. A catalyst part for a lead-acid battery, including a catalyst layer including a catalyst to accelerate a reaction for generating water or water vapor from oxygen and hydrogen, and an arrangement through which at least part of the water or water vapor is condensed and/or flowed back to the inside of the battery.

Abstract: A nozzle includes an ejection section and an acceleration section. A powder is configured to be ejected from the ejection section. The acceleration section is configured to allow the powder to circle around and is configured to accelerate the powder in a peripheral direction of the powder that circles around so as to transport the powder to an opening.

Abstract: An X-ray inspection device is configured to prevent water from flowing into areas of the X-ray inspection device during a washing operation. The X-ray inspection device is provided with an X-ray emitter, a cooler, a cooler cover, and an opening/closing member. The cooler cools the X-ray emitter. The cooler cover covers the cooler. Openings are formed in the cooler cover and, when open, provide interior-exterior air flow communication when the cooler is cooling the X-ray inspection device. An opening/closing member is configured for movement between an open orientation opening the opening and a closed orientation closing the openings formed in the cooler cover.

Abstract: According to one embodiment, a material feeding device includes a feeding unit. The feeding unit includes an electrode unit electrically chargeable by application of voltage thereto and an insulating unit covering the electrode unit, the electrode unit being configured to attract and separate a material to and from a surface of the insulating unit by control of a charged state of the electrode unit.

Abstract: A nozzle includes a magnetic field generating section and a body. The body includes an opening from which a powder is ejected. The magnetic field generating section includes a coil, the coil disposed to generate a magnetic field when applied with a current, the magnetic field causing the powder supplied to an inside of the body to swirl around.

Abstract: An optical element includes first and second optical portions, and a first connection region. The first optical portion has first and second surfaces opposed each other. The first optical portion is light transmissive. The second optical portion has a third surface opposing the first surface and separated from the first surface, and a fourth surface on an opposite side to the third surface. The second optical portion is light transmissive. The first connection region connects at least a portion of an end of the first optical portion and at least a portion of an end of the second optical portion, and provides a seamless connection to the first and second optical portions. The first connection region is light transmissive. At least one of the first or second surfaces includes a portion slanted to a plane perpendicular to a first direction from the second optical portion toward the first optical portion.

Abstract: Provided is a catalyst part for a lead-acid battery, the catalyst part being capable of reducing gas release from an electrolyte solution and a decrease in electrolyte solution due to the leakage, thus providing a lead-acid battery having a long life. Also provided are a ventilation filter, a ventilation plug, and a lead-acid battery each including the catalyst part. A catalyst part for a lead-acid battery, including a catalyst layer including a catalyst to accelerate a reaction for generating water or water vapor from oxygen and hydrogen, and an arrangement through which at least part of the water or water vapor is condensed and/or flowed back to the inside of the battery.

Abstract: A device for manufacturing a layered object includes a container, a vibration unit, and an energy beam irradiation unit. The container includes a stage, a wall surrounding the stage, and a lid. The vibration unit vibrates raw material powder to planarize a face of the raw material powder supplied into the container. The energy beam irradiation unit irradiates part of the raw material powder with an energy beam to form part of the layered object. The lid presses the raw material powder when the vibration unit vibrates the raw material powder. A space is formed between the wall and the lid in the container when the lid is in contact with the raw material powder. The raw material powder is allowed to flow into the space.

Abstract: The present invention provides an electrode for an electric double layer capacitor comprising high energy density, low degradation of electrostatic capacitance and resistance with passage of time even using under high voltage, i.e., excellent long-term reliability. The electrode for the electric double layer capacitor comprises polarizing electrode materials containing porous carbon particles, an auxiliary conducting agent, tungsten oxide powders, and binders; conductive adhesive containing a conductive material and a poly-N-vinylacetamide (PNVA)-based binder; and a sheet current collector.

Abstract: Problem to be Solved An object of the present invention is to provide a secondary battery that is able to inhibit the growth of a dendrite that can generate from an electrode comprising alkali metal and a separator used therein. Solution A secondary battery, comprising: a positive electrode; a negative electrode comprising alkali metal; a separator comprising a layer of tetrafluoroethylene (TFE) polymer or copolymer that reacts with a dendrite of the alkali metal, the separator being hydrophilized at a rate of not less than 10% and not more than 80%; and a layer that does not react with a dendrite of the alkali metal located between the separator and the negative electrode, wherein the standard deviation of opening areas of pores on the negative electrode side surface of the layer that does not react with a dendrite of the alkali metal is 0.1 ?m2 or less, and a separator used therein.

Abstract: According to one embodiment, a material feeding device includes a feeding unit. The feeding unit includes an electrode unit electrically chargeable by application of voltage thereto and an insulating unit covering the electrode unit, the electrode unit being configured to attract and separate a material to and from a surface of the insulating unit by control of a charged state of the electrode unit.

Abstract: According to one embodiment, a nozzle includes a magnetic field generating section and a body. The magnetic field generating section is configured to generate a magnetic field. The body is configured so that the magnetic field is generated on an inner side by the magnetic field generating section, and includes an opening configured so that a powder swirling around in the magnetic field is ejected therefrom.

Abstract: A nozzle includes an ejection section and an acceleration section. A powder is configured to be ejected from the ejection section. The acceleration section is configured to allow the powder to circle around and is configured to accelerate the powder in a peripheral direction of the powder that circles around so as to transport the powder to an opening.

Abstract: Problem to be Solved An object of the present invention is to provide a secondary battery that is able to inhibit the growth of a dendrite that can generate from an electrode comprising alkali metal and a separator used therein. Solution A secondary battery, comprising: a positive electrode; a negative electrode comprising alkali metal; a separator comprising a layer of tetrafluoroethylene (TFE) polymer or copolymer that reacts with a dendrite of the alkali metal, the separator being hydrophilized at a rate of not less than 10% and not more than 80%; and a layer that does not react with a dendrite of the alkali metal located between the separator and the negative electrode, wherein the standard deviation of opening areas of pores on the negative electrode side surface of the layer that does not react with a dendrite of the alkali metal is 0.1 ?m2 or less, and a separator used therein.