Abstract: A methane production apparatus (200) includes: a holding unit (110) configured to hold any one or both of: a metal organic framework containing any one or a plurality of chromium, copper, and magnesium, and storing carbon dioxide; and potassium bicarbonate; and a hydrogen supply unit (140) configured to supply hydrogen to the holding unit (110).

Abstract: An information processing apparatus includes an image data acquisition unit and a template data acquisition unit. The image data acquisition unit acquires a plurality of pieces of image data generated by performing a plurality of ultrasonic wave transmission and reception operations on a subject while changing an ultrasonic wave transmission and reception mode. The template data acquisition unit acquires a plurality of pieces of template data corresponding to the plurality of ultrasonic wave transmission and reception operations, respectively. The similarity information acquisition unit acquires information indicating a similarity between an image value sequence of the plurality of pieces of image data at a target position and a template data sequence of the plurality of pieces of template data at the target position.

Abstract: A methane production apparatus (200) includes: a holding unit (110) configured to hold any one or both of: a metal organic framework containing any one or a plurality of chromium, copper, and magnesium, and storing carbon dioxide; and potassium bicarbonate; and a hydrogen supply unit (140) configured to supply hydrogen to the holding unit (110).

Abstract: A failure determination apparatus of an ultrasound diagnosis apparatus includes a determination unit configured to, using a trained model trained on data generated in a first ultrasound diagnosis apparatus in a failed state as supervised data, determine whether a second ultrasound diagnosis apparatus is in a failed state based on data generated in the second ultrasound diagnosis apparatus, and a notification unit configured to notify an operator of a result of determination by the determination unit.

Abstract: An information-processing apparatus according to the present invention is an information-processing apparatus that processes information based on a photoacoustic wave that is generated from a subject by light emission to the subject. The information-processing apparatus includes image-data-acquiring means that acquires a plurality of image data for multiple times of light emission, based on a photoacoustic wave that is generated by the multiple times of light emission to the subject, template-data-acquiring means that acquires a plurality of template data for the multiple times of light emission, and correlation-information-acquiring means that acquires information about correlation between an image value column of the plurality of image data at a noteworthy position and a template data column of the plurality of template data at the noteworthy position.

Abstract: An information processing apparatus includes an image data acquisition unit and a template data acquisition unit. The image data acquisition unit acquires a plurality of pieces of image data generated by performing a plurality of ultrasonic wave transmission and reception operations on a subject while changing an ultrasonic wave transmission and reception mode. The template data acquisition unit acquires a plurality of pieces of template data corresponding to the plurality of ultrasonic wave transmission and reception operations, respectively. The similarity information acquisition unit acquires information indicating a similarity between an image value sequence of the plurality of pieces of image data at a target position and a template data sequence of the plurality of pieces of template data at the target position.

Abstract: An image generating apparatus according to the present invention includes an image data generator configured to generate a plurality of pieces of image data corresponding to a plurality of radiated light beams based on a plurality of the reception signals, a characteristic-information acquiring unit configured to acquire characteristic information indicating characteristics of an image value group of the plurality of pieces of image data at a certain position, and an information acquiring unit configured to acquire information indicating a possibility that a target exists at the certain position based on the characteristic information.

Abstract: A photoacoustic apparatus includes a light source; a receiving element configured to receive, at a plurality of positions, a photoacoustic wave generated through irradiation of a subject with light generated by the light source, and output a time-series reception signal; a signal data obtaining unit configured to obtain information that is based on a shape of the subject, generate reception signal data by reducing a data amount of the time-series reception signal on the basis of the obtained information that is based on the shape of the subject, and store the reception signal data; and an information obtaining unit configured to obtain information about the subject on the basis of the reception signal data stored in the signal data obtaining unit.

Abstract: A specimen information acquisition apparatus includes a signal processor which can selectively operate in first and second modes. In the first mode, when a first group represents a group of devices among receiving devices and a second group represents at least a fraction of a group of devices other than the first group, a photoacoustic image and an ultrasonic image are obtained based on received signals from the first group and the second group, respectively. In the second mode, when a third group represents a group of devices having at least a fraction of a group of devices other than the first group and a fourth group represents at least a fraction of a group of devices other than the third group, a photoacoustic image and an ultrasonic image are obtained based on received signals from the third group and the fourth group, respectively.

Abstract: An object information acquiring apparatus, comprises a signal acquiring unit that acquires a signal obtained by converting an acoustic wave generated from an object; an information acquiring unit that performs, on the signal, a signal process including at least any of an input impedance matching process, a filtering process, an amplification process, a subtraction process, and a signal extraction process, and acquire characteristic information inside the object using the processed signal; and a form acquiring unit that acquires form information of the object, wherein the information acquiring unit determines, based on the form information, contents of the signal process to be performed on a signal corresponding to a target region.

Abstract: A subject information acquisition apparatus includes: an acoustic wave detector which detects an acoustic wave which is generated from a subject by irradiating light and outputs a detection signal; an amplifier which amplifies the detection signal which is output from the acoustic wave detector; a gain control unit which changes a gain of the amplifier as time elapses, according to a gain control table, in order to correct a drop in intensity of the acoustic wave caused by attenuation of fluence inside the subject; and a signal processing unit which obtains information inside the subject based on the signal amplified by the amplifier. Measurement under a plurality of measurement conditions, where at least fluence distribution inside the subject or a position of the acoustic wave detector differs, is possible, and the gain control unit changes the gain control table according to the measurement conditions.

Abstract: The condensing apparatus 71 includes: a compressor 10 which has a compression part 20 compressing a working fluid; a condenser 13 which condenses the working fluid compressed by the compression part 20; and a spray mechanism 81 including a nozzle 82 which sprays a cooling fluid into a fluid passage 91 to cool the working fluid flowing through the fluid passage 91 between a discharge opening CS2 of the compression part 20 and an inlet 13a of the condenser 13.

Abstract: There is provided a subject information processing apparatus including a first acoustic conversion element that receives an acoustic wave having a first frequency reflected inside a subject and converts the acoustic wave into an analog signal, a second acoustic conversion element that receives an acoustic wave having a second frequency generated when light is irradiated to a subject and converts the acoustic wave into an analog signal, an A/D converter that converts the analog signal into a digital signal, a data memory that retains the digital signal, and a controller that instructs the data memory to output the digital signal at a predetermined sampling frequency for each receiving axis.

Abstract: An object information acquiring apparatus comprises an irradiation unit that irradiates an object with light; a receiving unit including detection elements that receives acoustic waves generated from the object and outputs analog signals; a conversion unit that performs A/D conversion on the analog signals to generate first digital signals; a memory that stores the first digital signals; a correction unit that generates second digital signals by correcting the first digital signals using different frequency filter in accordance with a positional relation between a position in which characteristic information of the object is acquired and each of the detection elements; and an acquiring unit that acquires the characteristic information of the object based on the second digital signals.

Abstract: There is provided a received data processing apparatus of photoacoustic tomography including a minimum constitution unit data composition unit that sequentially reads receiving digital signals from first storage units and composes minimum constitution unit data of the acoustic wave of the minimum constitution units by performing a delay-and-sum processing. A second storage unit stores the minimum constitution unit data of the entire region of the specimen, and an image construction unit constructs an image of the specimen based on the minimum constitution unit data stored in the second storage unit. A control unit sequentially stores the minimum constitution unit data calculated by the minimum constitution unit data composition unit in the second storage unit and reads the stored minimum constitution unit data of the entire region of the specimen to transmit the minimum constitution unit data to the image construction unit.

Abstract: There is provided a received data processing apparatus of photoacoustic tomography including a minimum constitution unit data composition unit that sequentially reads receiving digital signals from first storage units and composes minimum constitution unit data of the acoustic wave of the minimum constitution units by performing a delay-and-sum processing. A second storage unit stores the minimum constitution unit data of the entire region of the specimen, and an image construction unit constructs an image of the specimen based on the minimum constitution unit data stored in the second storage unit. A control unit sequentially stores the minimum constitution unit data calculated by the minimum constitution unit data composition unit in the second storage unit and reads the stored minimum constitution unit data of the entire region of the specimen to transmit the minimum constitution unit data to the image construction unit.

Abstract: An axial flow compressor includes: an electric motor including a rotating shaft; a compression portion including a driving shaft connected without a speed-up gear to the rotating shaft of the electric motor and a rotor rotating together with the driving shaft, the compression portion driving the driving shaft and thereby compressing a working fluid; and a velocity reducing portion having a space for reducing the flow velocity of a working fluid discharged from a discharge opening of the compression portion. The rotating shaft of the electric motor is connected to the end of the driving shaft on the side of the discharge opening; and the velocity reducing portion is disposed so as to surround the electric motor.

Abstract: A photoacoustic apparatus includes a light source, a plurality of receiving elements that receive a photoacoustic wave generated as a subject is irradiated with light emitted from the light source and output time-series reception signals, a signal data acquisition unit that generates reception-signal data based on the time-series reception signals and store the reception-signal data, and an information acquisition unit that acquires information on the subject based on the reception-signal data stored in the signal data acquisition unit.

Abstract: A photoacoustic apparatus includes a light source, a probe including a reception element that receives a photoacoustic wave generated by a subject in response to being illuminated with light and output a time-series reception signal, a signal data acquisition unit that generates reception signal data based on the time-series reception signal and stores the resultant data, a light fluence acquisition unit that acquires a light fluence at a position of interest in the subject, and an information acquisition unit that acquires subject information based on the stored reception signal data, wherein in a case where the light fluence at the position of interest is smaller than a threshold value, the signal data acquisition unit reduces the amount of data for a part of the time-series reception signal that corresponds to the position of interest.

Abstract: A photoacoustic apparatus includes a light source; a receiving element configured to receive, at a plurality of positions, a photoacoustic wave generated through irradiation of a subject with light generated by the light source, and output a time-series reception signal; a signal data obtaining unit configured to obtain information that is based on a shape of the subject, generate reception signal data by reducing a data amount of the time-series reception signal on the basis of the obtained information that is based on the shape of the subject, and store the reception signal data; and an information obtaining unit configured to obtain information about the subject on the basis of the reception signal data stored in the signal data obtaining unit.