Abstract: A near-field scanning probe includes: a measurement probe that relatively scans a test sample; an excitation light irradiation system; a near-field light generation system that generates near-field light in a region including the measurement probe in response to irradiation with excitation light from the excitation light irradiation system; and a scattered light detection system that detects Rayleigh scattering and Ramen scattered light of the near-field light from the sample, generated between the measurement probe and the sample, and the near-field scanning probe is characterized in that the near-field light generation system includes a cantilever with a chip coated with a noble metal, and a tip of the chip is provided with a thin wire group including a plurality of carbon nanowires with a noble metal provided at ends thereof.

Abstract: A chemical analysis apparatus that quantitatively determines an object of detection rapidly with high sensitivity, and a pretreatment apparatus and a chemical analysis method used for the chemical analysis apparatus, are provided. The chemical analysis apparatus includes a pretreatment unit that accommodates a molecularly imprinted polymer capable of capturing a polar group-containing molecule included in a specimen. A quantification unit quantitatively determines a component included in the specimen that has been passed through the pretreatment unit.

Abstract: To perform more accurate analysis of a composition of a substance given at a sampling time, provided is an optical analysis apparatus, including: a flow passage, which is connected to a vessel, and is configured to allow a first substance to flow therethrough; an introduction unit, which is provided to the flow passage, and is configured to introduce at least two second substances to the flow passage, to thereby divide the first substance flowing through the flow passage; and a measurement unit, which is provided to the flow passage, and is configured to perform measurement by irradiating the first substance and the second substance flowing through the flow passage with light.

Abstract: The invention optically analyzes a component in a sample having a material suspended. An optical analysis system that irradiates a liquid sample with light and analyzes a component of the sample using transmitted light transmitted through the sample includes a container accommodating the sample and an ultrasonic irradiation unit irradiating an ultrasonic wave for exciting the sample. The container includes a pair of light transmission wall portions between which the sample is disposed and which has light transmissivity, and one of the light transmission wall portions and the other of the light transmission wall portions are disposed to be separated from each other at a distance shorter than a wavelength of the ultrasonic wave.

Abstract: A near-field scanning probe includes: a measurement probe that relatively scans a test sample; an excitation light irradiation system; a near-field light generation system that generates near-field light in a region including the measurement probe in response to irradiation with excitation light from the excitation light irradiation system; and a scattered light detection system that detects Rayleigh scattering and Ramen scattered light of the near-field light from the sample, generated between the measurement probe and the sample, and the near-field scanning probe is characterized in that the near-field light generation system includes a cantilever with a chip coated with a noble metal, and a tip of the chip is provided with a thin wire group including a plurality of carbon nanowires with a noble metal provided at ends thereof.

Abstract: A reaction vessel includes a vessel that accommodates a substance, a stirring device that stirs the substance, and a bypass that causes the substance to circulate outside the vessel, in which one end and the other end of the bypass are connected to the vessel in a position at which the substance circulates in the bypass when the substance is stirred by the stirring device.

Abstract: An electric toothbrush according to the present disclosure includes: a shaft to which a brush is attached; a primary drive unit that operates the shaft to let the brush perform a cleaning motion; and a supplementary drive unit that enables the shaft to move eccentrically. Accordingly, the electric toothbrush can facilitate entry of bristles of the brush between teeth and improve performance of cleaning between the teeth.

Abstract: A vehicle-mounted heat utilization device (10) includes: an engine fluid circuit (12) in which fluid circulates to cool an engine (18); a heater fluid circuit (14) that passes through an exhaust heat recovery apparatus (26) that recovers a heat of exhaust gas (28) and a vehicle-interior heat exchanger (24) for radiating a heat of the fluid into a vehicle interior; a cooling-heating fluid circuit (16) that passes through a radiating heat exchanger (34), the radiating heat exchanger being included in a refrigeration cycle (30) in which refrigerant is compressed by a compressor (32) and the compressed refrigerant is expanded; a first switching unit (52) that is configured to selectively switch a state of the engine fluid circuit (12) and the heater fluid circuit (14) between a connected and a disconnected state; a second switching unit (54) that is configured to selectively switch a state of the heater fluid circuit (14) and the cooling-heating fluid circuit (16) between a connected state and a disconnected stat

Abstract: An oral cavity washing device according to the present disclosure includes: a nozzle having a flow passage structure including a flow passage that includes an inlet port and an outlet port; and a pump to feed washing liquid to the inlet port such that a flow rate of the washing liquid ejected from the outlet port falls within a range of 200 mL/min to 350 mL/min. The flow passage structure includes a first component, a reducer, and a second component. The first component, the reducer, and the second component are configured to generate cavitation in the washing liquid flowing through the flow passage when the flow rate of the washing liquid ejected from the outlet port falls within the range of 200 mL/min to 350 mL/min.

Abstract: An optical analysis apparatus, that irradiates a liquid sample with light and analyzes the sample, includes a measurement unit that measures the sample, a light source portion that emits light with which the sample is irradiated, and a light receiving portion that receives the light transmitted through the sample. The measurement unit includes a housing provided with an opening portion for flowing in and out of the sample, an accommodation region connected to the opening portion and provided inside the housing, a movable portion provided inside the accommodation region to be movable inside the accommodation region, an irradiation portion which receives the light emitted from the light source portion and in which an inside of the accommodation region is irradiated with the light, and a light collection portion which collects the light transmitted through the sample inside the accommodation region and outputs the light to the light receiving portion.

Abstract: An oral cavity washing device includes a nozzle having a flow passage structure and a pump to feed washing liquid to the flow passage structure. The flow passage structure includes: a first component having a first flow passage; a second component being disposed downstream of the first component and having a second flow passage that is narrower than the first flow passage; a third component being disposed downstream of the second component and having a third flow passage that is broader than the second flow passage; a reducer being disposed downstream of the third component and being configured so as to reduce a width of the flow passage; and a fourth component being disposed downstream of the reducer and having a fourth flow passage that widens with an advancement in a path from the reducer to the outlet port so as to generate cavitation in the washing liquid.

Abstract: Provided is a chemical analysis apparatus configured to quickly quantify and detect target molecules at low costs with high-sensitivity. A chemical analysis apparatus 600 includes a pretreating unit 60 in which a capturing body 61 that captures a target molecule using a molecularly imprinted polymer interacting with the target molecule included in a specimen is accommodated, a specimen introducing unit 62 that supplies the specimen to the pretreating unit 60, a desorbing liquid supplying unit 67 that supplies a desorbing liquid, which desorbs the target molecule from the capturing body 61, to the pretreating unit 60, and a quantifying unit 65 that quantifies the target molecules desorbed from the capturing body 61 using the desorbing liquid.

Abstract: The invention optically analyzes a component in a sample having a material suspended. An optical analysis system that irradiates a liquid sample with light and analyzes a component of the sample using transmitted light transmitted through the sample includes a container accommodating the sample and an ultrasonic irradiation unit irradiating an ultrasonic wave for exciting the sample. The container includes a pair of light transmission wall portions between which the sample is disposed and which has light transmissivity, and one of the light transmission wall portions and the other of the light transmission wall portions are disposed to be separated from each other at a distance shorter than a wavelength of the ultrasonic wave.

Abstract: A chemical analysis apparatus that quantitatively determines an object of detection rapidly with high sensitivity, and a pretreatment apparatus and a chemical analysis method used for the chemical analysis apparatus, are provided. The chemical analysis apparatus includes a pretreatment unit that accommodates a molecularly imprinted polymer capable of capturing a polar group-containing molecule included in a specimen. A quantification unit quantitatively determines a component included in the specimen that has been passed through the pretreatment unit.

Abstract: A point calculation device includes a point granting information acquisition unit configured to acquire a point granting start time and a point granting end time for use points relating to a vehicle; and a point calculation unit configured to calculate use points for a user of the vehicle according to a time difference between the acquired point granting start time and the acquired point granting end time.

Abstract: A point calculation device includes a shaking determination unit configured to acquire weather information or detection information of a vibration sensor mounted on a vehicle and determine a shaking of the vehicle according to the acquired information and a point calculation unit configured to calculate use points for the vehicle according to a determination of the shaking determination unit from a departure location to an arrival location of the vehicle.

Abstract: A point calculation device includes an actual movement route calculation unit configured to calculate an actual movement route of a vehicle from departure to arrival, and a point calculation unit configured to calculate use points according to a difference between the actual movement route and a preset movement route from a departure location to an arrival location.

Abstract: An automatic analysis device provided with: a sample disk mechanism; a reaction disk for accommodating the reaction cells; reagent disk mechanisms; a sample-supplying dispensation mechanism which supplies samples to the reaction cells; a reagent-supplying dispensation mechanism which supplies prescribed amounts of reagents to the reaction cells; a detection unit which irradiates, with light, the reaction cells having, formed therein, mixed solutions of the samples and the reagents, and detects the light transmitted through the reaction cells to detect the optical characteristics of the mixed solutions; a pollution prevention film formation mechanism which supplies a pollution preventing solution to the reaction cells to form pollution prevention films on the inner wall surfaces of the reaction cells; and a pollution prevention film removal mechanism which supplies a removal solution to the reaction cells to remove the pollution prevention films from the inner wall surfaces of the reaction cells.

Abstract: Molecular-template polymer particles for a steroid hormone, said molecular-template polymer particles comprising a polymer that interacts with said steroid hormone. The polymerization unit of said polymer preferably contains at least two functional groups that interact with the aforementioned steroid hormone.

Abstract: The disclosed invention provides a technique that assists in selecting a proper standard part independently of production achievements of parts and information which is arbitrarily input by a user regarding specification items to decide on a similarity between parts. Disclosed is a products information management assistance apparatus that decides on standard part information based on past products information records.