Abstract: In order to enable a device to be installed in a limited space on the periphery of a line and to keep a path for transportation of a sample from the line short, the present invention is configured so as to comprise a flow cell through which a sample including particles flows, a light source for radiating light to the particles in the flow cell, a photodetector for detecting secondary light from the particles, and a computation circuit for detecting an autocorrelation function from a light intensity signal outputted from the photodetector and analyzing the autocorrelation function or the particles included in the sample, an optical system unit including the flow cell and the light source, and a control unit including the photodetector and the computation circuit being separate from each other and connected via a light guiding member for guiding the secondary light to the photodetector.

Abstract: A dilution mechanism includes: a sample line that guides the sample containing the particles to the particle size distribution measurement device; a dilution line that merges with the sample line and through which a diluent flows; a concentration adjusting unit that adjusts the concentration of the particles contained in the diluted sample; a conductivity measuring unit that measures a conductivity of the diluted sample; a control unit that controls the concentration adjusting unit to bring the conductivity measured by the conductivity measuring unit or a conductivity-related value that is a value calculated from the conductivity, to a predetermined target value.

Abstract: In the electrochemical element, a plate-like support includes an internal passage through which a first gas flows, a gas-permeable portion, and an electrochemical reaction portion in which a film-like electrode layer, a film-like electrolyte layer, and a film-like counter electrode layer are stacked so as to entirely or partially cover the gas-permeable portion. The internal passage includes a plurality of auxiliary passages through which the first gas flows in a predetermined flowing direction, and a distribution portion provided on the upstream side of the plurality of auxiliary passages in the flowing direction of the first gas. The plate-like support includes a supply structure that is located between the distribution portion and the auxiliary passages in the flowing direction. The first gas is temporarily stored in the distribution portion and supply of the first gas from the distribution portion to the plurality of auxiliary passages is limited.

Abstract: A particle size distribution measuring apparatus includes a light source that emits measurement light to a sample accommodated in a cell including a pair of light transmission plates separated from each other, one or a plurality of detectors that detects the measurement light scattered in the sample, and a particle size distribution calculator that calculates a particle size distribution of a particle group included in the sample based on output signals of the detectors. The particle size distribution measuring apparatus further includes a force applying mechanism that moves at least one of the light transmission plates to apply pressure or a shearing force to the sample in the cell, in which the particle size distribution calculator is configured to calculate the particle size distribution at the time when the pressure or the shearing force applied to the sample has changed from a first state to a second state.

Abstract: In relation to application of artificial intelligence to image analysis of particles, to make it possible to provide data for machine learning corresponding to user demands while making it possible to reduce, as much as possible, man-hours taken to, for example, prepare vast amounts of actual image data obtained by actually capturing images of particles, the present invention generates virtual particle image data, which is image data of a virtual particle, on the basis of a predetermined condition, generates label data corresponding to the virtual particle, and associates the virtual particle image data with the label data.

Abstract: In order to secure measurement reproducibility and a measurement accuracy by making it possible to automatically execute a bubble removal sequence as needed, the particle size distribution measurement device comprises a circulation flow channel through which the dispersion medium circulates, a flow cell arranged in the circulation flow channel, an imaging device that takes a particle image as being an image of a particle in the flow cell, and a bubble removal execution part that obtains bubble information which is obtained based on the particle image and which is about a bubble in the dispersion medium and that executes a bubble removal sequence to remove the bubble from the dispersion medium circulating in the circulation flow channel in case that the bubble information meets a predetermined condition.

Abstract: In relation to application of artificial intelligence to image analysis of particles, to make it possible to provide data for machine learning corresponding to user demands while making it possible to reduce, as much as possible, man-hours taken to, for example, prepare vast amounts of actual image data obtained by actually capturing images of particles, the present invention generates virtual particle image data, which is image data of a virtual particle, on the basis of a predetermined condition, generates label data corresponding to the virtual particle, and associates the virtual particle image data with the label data.

Abstract: To enable the particle size distribution of a measurement target to be accurately measured regardless of the presence of a particle which is similar in shape to the measurement target and which is not the measurement target, a particle size distribution measuring device includes an image processing unit that receives image data obtained by capturing an image of a particle group including a first particle and a second particle of a type different from the first particle, at least the first particle being translucent; and a particle discriminating unit that discriminates whether a particle depicted in the image is the first particle or the second particle on the basis of light and dark regions that appear as a result of refraction of light passing through the particle.

Abstract: The objects of the present invention are to provide a novel PVA-degrading enzyme that the entity of which is revealed at the amino acid sequence level, a process for producing the same, a DNA encoding the enzyme, a recombinant DNA comprising the DNA, and a transformant having the recombinant DNA. The present invention solves the above objects by providing a polyvinyl alcohol-degrading enzyme having the following characteristics (1) to (3), a process for producing the same, a DNA encoding the enzyme, a recombinant DNA comprising the DNA, and a transformant having the recombinant DNA: (1) having an activity of oxidizing polyvinyl alcohol and forming hydrogen peroxide; (2) having an activity of hydrolyzing ?-diketone; and (3) exhibiting a molecular weight of 100,000±20,000 in SDS-polyacrylamide gel electrophoresis.

Abstract: In order to secure measurement reproducibility and a measurement accuracy by making it possible to automatically execute a bubble removal sequence as needed, the particle size distribution measurement device comprises a circulation flow channel through which the dispersion medium circulates, a flow cell arranged in the circulation flow channel, an imaging device that takes a particle image as being an image of a particle in the flow cell, and a bubble removal execution part that obtains bubble information which is obtained based on the particle image and which is about a bubble in the dispersion medium and that executes a bubble removal sequence to remove the bubble from the dispersion medium circulating in the circulation flow channel in case that the bubble information meets a predetermined condition.

Abstract: A particle size distribution measuring apparatus includes a light source that emits measurement light to a sample accommodated in a cell including a pair of light transmission plates separated from each other, one or a plurality of detectors that detects the measurement light scattered in the sample, and a particle size distribution calculator that calculates a particle size distribution of a particle group included in the sample based on output signals of the detectors. The particle size distribution measuring apparatus further includes a force applying mechanism that moves at least one of the light transmission plates to apply pressure or a shearing force to the sample in the cell, in which the particle size distribution calculator is configured to calculate the particle size distribution at the time when the pressure or the shearing force applied to the sample has changed from a first state to a second state.

Abstract: Provided are a coordination assisting sever and a coordination assisting system which allow coordinates with a high level of user satisfaction to be produced and proposed by simple operation. The coordination assisting server transmits optimized product information associated with a posted coordinates image to a user terminal as coordination assisting information (step S11). The coordination assisting server transmits, as coordination assisting information, product information with a high similarity score other than the optimized product information associated with the current separate posted image and a past posted coordinates image associated with the same product information as the optimized product information which is associated with the current separate posted image (step S14).

Abstract: A particle size distribution measuring device includes an actual spectrum obtaining unit obtaining an actual spectrum which is a light intensity spectrum; a non-target spectrum calculating unit that receives non-target particle size distribution data indicating a particle size distribution of a non-target particle group which is not a measurement target and which is accommodated in the cell and that calculates, on the basis of the non-target particle size distribution data, a non-target spectrum which is a light intensity spectrum to be obtained by irradiating the non-target particle group with light; a non-target spectrum removing unit that calculates a target spectrum which is a light intensity spectrum obtained by subtracting an influence of the non-target spectrum from the actual spectrum; and a target particle size distribution calculating unit that calculates the particle size distribution of the particle group which is the measurement target on the basis of the target spectrum.

Abstract: The particle size distribution measurement device irradiates light onto a sample of particles, then detects secondary light generated by this irradiation, and then calculates a particle size distribution of the particles based on the detection data, and includes a separate measurement data receiving unit that receives separate measurement data obtained by separately measuring particles having a specific particle size in a separate sample, and light intensity data showing a light intensity of the secondary light generated by the particles in the separate sample, and a distribution conversion unit that, based on the separate measurement data and on the light intensity data, converts the particle size distribution from a distribution in which the numbers of particles of each particle size contained in the sample being measured are shown in relative terms to a distribution in which the numbers of these particles are shown in absolute terms.

Abstract: A contact material mainly composed of an Ag alloy, includes: an Ag alloy; and at least one main additive existing as a phase different from the Ag alloy and selected from the group consisting of tin oxide, nickel, nickel oxide, iron, iron oxide, tungsten, tungsten carbide, tungsten oxide, zinc oxide, and carbon, wherein when a metal atom constituting the main additive or the main additive is carbon, the Ag alloy contains a solid solution element having a vacancy binding energy lower than a vacancy binding energy that is a binding energy between the metal atom included in the main additive and a vacancy in an Ag metal, or a binding energy between carbon included in the main additive of carbon and a vacancy in an Ag metal, in an amount of 0.01 wt. % or more.

Abstract: In the electrochemical element, a plate-like support includes an internal passage through which a first gas flows, a gas-permeable portion, and an electrochemical reaction portion in which a film-like electrode layer, a film-like electrolyte layer, and a film-like counter electrode layer are stacked so as to entirely or partially cover the gas-permeable portion. The internal passage includes a plurality of auxiliary passages through which the first gas flows in a predetermined flowing direction, and a distribution portion provided on the upstream side of the plurality of auxiliary passages in the flowing direction of the first gas. The plate-like support includes a supply structure that is located between the distribution portion and the auxiliary passages in the flowing direction. The first gas is temporarily stored in the distribution portion and supply of the first gas from the distribution portion to the plurality of auxiliary passages is limited.

Abstract: The objects of the present invention are to provide a novel PVA-degrading enzyme that the entity of which is revealed at the amino acid sequence level, a process for producing the same, a DNA encoding the enzyme, a recombinant DNA comprising the DNA, and a transformant having the recombinant DNA. The present invention solves the above objects by providing a polyvinyl alcohol-degrading enzyme having the following characteristics (1) to (3), a process for producing the same, a DNA encoding the enzyme, a recombinant DNA comprising the DNA, and a transformant having the recombinant DNA: (1) having an activity of oxidizing polyvinyl alcohol and forming hydrogen peroxide; (2) having an activity of hydrolyzing ?-diketone; and (3) exhibiting a molecular weight of 100,000±20,000 in SDS-polyacrylamide gel electrophoresis.

Abstract: In relation to application of artificial intelligence to image analysis of particles, to make it possible to provide data for machine learning corresponding to user demands while making it possible to reduce, as much as possible, man-hours taken to, for example, prepare vast amounts of actual image data obtained by actually capturing images of particles, the present invention generates virtual particle image data, which is image data of a virtual particle, on the basis of a predetermined condition, generates label data corresponding to the virtual particle, and associates the virtual particle image data with the label data.

Abstract: A particle size distribution measurement device contains a specific particle size light intensity calculation unit that calculates a light intensity generated by particles having a specific particle size that are contained in an object, a correlation data storage unit that stores particle number-light intensity correlation data, and a particle number calculation unit that calculates the number of particles having a specific particle size that are contained in the object being measured based on light intensities calculated by the specific particle size light intensity calculation unit, and on the particle number-light intensity correlation data.

Abstract: A particle size distribution measuring device includes an actual spectrum obtaining unit obtaining an actual spectrum which is a light intensity spectrum; a non-target spectrum calculating unit that receives non-target particle size distribution data indicating a particle size distribution of a non-target particle group which is not a measurement target and which is accommodated in the cell and that calculates, on the basis of the non-target particle size distribution data, a non-target spectrum which is a light intensity spectrum to be obtained by irradiating the non-target particle group with light; a non-target spectrum removing unit 23 that calculates a target spectrum which is a light intensity spectrum obtained by subtracting an influence of the non-target spectrum from the actual spectrum; and a target particle size distribution calculating unit that calculates the particle size distribution of the particle group which is the measurement target on the basis of the target spectrum.