Abstract: The present invention relates to an apparatus for manufacturing an inorganic thin-film solar cell, the apparatus including: a substrate stage which is mounted in a chamber and in which a solar cell substrate is disposed; and an inorganic powder supply unit including a nozzle configured to discharge an inorganic powder aerosol containing an inorganic powder onto the substrate stage in a supersonic flow so as to form a solar cell layer on the solar cell substrate, and an inorganic powder supply portion configured to supply the inorganic powder aerosol to the nozzle.

Abstract: Provided is a microfluidic device having a structure in which scattering of a sample can be prevented. The microfluidic device includes: a platform including: a sample injection hole, at least one chamber configured to accommodate a sample introduced through the sample injection hole, at least one channel connected to the at least one chamber; and a cover disposed over the sample injection hole, wherein a gap is disposed between the sample injection hole and the cover.

Abstract: Disclosed herein is a microfluidic device, which includes a platform, at least one chamber provided in the platform to accommodate a sample, and at least one channel configured to couple the chambers to each other. The at least one chamber includes a detection chamber configured to detect the sample, and the microfluidic device further includes a light blocking portion configured to prevent external light from entering the detection chamber so as to prevent occurrence of errors in detection of the sample in the detection chamber. The microfluidic device can be useful for preventing the occurrence of detection errors which might otherwise be caused by interference of external light. The microfluidic device may also be useful for reducing an inspection time and for miniaturizing microfluidic devices. Further, the microfluidic device may be useful for preventing contaminants from entering the detection chamber.

Abstract: A microfluidic system includes a microfluidic device including a chamber which contains a fluid sample, a channel which is connected to the chamber and through which the fluid sample flows, and a valve which controls flow of the fluid sample through the channel; an irradiation apparatus which irradiates electromagnetic energy; and a diffuser which diffuses and distributes the electromagnetic energy irradiated by the irradiation apparatus to an irradiation region of the microfluidic device.

Abstract: Provided are a particle measurement apparatus having a plurality of apertures arranged in series therein, and a particle measurement method using the same to statistically analyze multiple signals generated when a particle passes through the plurality of apertures, thus acquiring more accurate information on particles. The particle measurement apparatus includes a plurality of aperture members arranged in series, a plurality of electrodes to form an electric field within the plurality of aperture members, and an analyzer for statistically analyzing multiple electrical signals generated when a particle passes through the plurality of aperture members.

Abstract: A detecting device packing tray is provided which prevents a detecting device from being contaminated and damaged. The detecting device packing tray includes a tray main body configured to support a detecting device including a detection region to detect a reaction result. The tray main body includes a non-contact groove provided at a position corresponding to the detection region of the detecting device when the detecting device is supported by the tray main body so that the detection region does not contact the tray main body.

Abstract: A microfluidic device and a control method, the microfluidic device including a platform including a chamber configured to accommodate a sample, a channel connected to the chamber, and a metering unit connected to the chamber by the channel and configured to meter an amount of the sample, wherein the metering unit includes a metering chamber configured to measure the amount of the sample, and an accommodation chamber connected to the metering chamber and configured to accommodate the sample to prevent the sample from overflowing out of the metering chamber.

Abstract: A microfluidic device having a chamber with a fluid discharge configuration is provided. The microfluidic device includes a platform including a chamber configured to accommodate a fluid therein. The chamber includes an inner sidewall and an outer sidewall disposed outwardly from the inner sidewall in a radial direction of the platform. The outer sidewall includes a first point located closest to a center of the platform, and a second point located farthest from the center of the platform. A distance from the center of the platform to an arbitrary third point on the outer sidewall between the first point and the second point increases from the first point to the second point, so that the fluid near the first point is guided to the second point by centrifugal force during rotation of the platform.

Abstract: A microfluidic device including a platform and a cartridge is disclosed. The platform includes a chamber containing a fluid. The reagent cartridge is mounted to the platform. and contains a solid reagent for detecting material contained in the fluid.

Abstract: The present invention relates to an apparatus for manufacturing an inorganic thin-film solar cell, the apparatus including: a substrate stage which is mounted in a chamber and in which a solar cell substrate is disposed; and an inorganic powder supply unit including a nozzle configured to discharge an inorganic powder aerosol containing an inorganic powder onto the substrate stage in a supersonic flow so as to form a solar cell layer on the solar cell substrate, and an inorganic powder supply portion configured to supply the inorganic powder aerosol to the nozzle.

Abstract: Disclosed is a connector to connect an electric element and a power source to each other. The connector includes a first contact provided on a first body and electrically connected to the electric element, and a second contact provided on a second body and electrically connected to the power source, wherein the first contact and the second contact come into contact with or are separated from each other upon receiving pressure caused by relative movement between the first body in the second body.

Abstract: A microfluidic device to meter an accurate amount of fluid is provided. The microfluidic device includes a chamber configured to accommodate a fluid therein, an inlet channel connected to the chamber to supply the fluid into the chamber, and an outlet channel connected to the chamber and provided separately from the inlet channel. The outlet channel is configured such that after the chamber is filled with a predetermined amount of the fluid introduced through the inlet channel, any additional amount of the fluid introduced into the chamber in excess of the predetermined amount exits the chamber through the outlet channel.

Abstract: A microfluidic device having a chamber with a fluid discharge configuration is provided. The microfluidic device includes a platform including a chamber configured to accommodate a fluid therein. The chamber includes an inner sidewall and an outer sidewall disposed outwardly from the inner sidewall in a radial direction of the platform. The outer sidewall includes a first point located closest to a center of the platform, and a second point located farthest from the center of the platform. A distance from the center of the platform to an arbitrary third point on the outer sidewall between the first point and the second point increases from the first point to the second point, so that the fluid near the first point is guided to the second point by centrifugal force during rotation of the platform.

Abstract: Provided are a particle measurement apparatus having a plurality of apertures arranged in series therein, and a particle measurement method using the same to statistically analyze multiple signals generated when a particle passes through the plurality of apertures, thus acquiring more accurate information on particles. The particle measurement apparatus includes a plurality of aperture members arranged in series, a plurality of electrodes to form an electric field within the plurality of aperture members, and an analyzer for statistically analyzing multiple electrical signals generated when a particle passes through the plurality of aperture members.

Abstract: Provided are an apparatus and method for recognizing a home position of a rotatable body. The apparatus includes: a tray including a support surface on which the rotatable body can be seated; a rotatable body position alignment unit for controlling the position of the rotatable body so that the rotatable body is aligned to be in a predetermined position when the rotatable body is seated on the support surface of the tray; a motor including a motor shaft that rotates by power supply, and a turntable that can be coupled with the rotatable body and rotates the rotatable body; and an encoder that is connected to the motor shaft and generates signals for measuring a rotational angle and a rotational direction of the motor shaft.

Abstract: A detecting device packing tray is provided which prevents a detecting device from being contaminated and damaged. The detecting device packing tray includes a tray main body configured to support a detecting device including a detection region to detect a reaction result. The tray main body includes a non-contact groove provided at a position corresponding to the detection region of the detecting device when the detecting device is supported by the tray main body so that the detection region does not contact the tray main body.

Abstract: A microfluidic system includes a microfluidic device including a chamber which contains a fluid sample, a channel which is connected to the chamber and through which the fluid sample flows, and a valve which controls flow of the fluid sample through the channel; an irradiation apparatus which irradiates electromagnetic energy; and a diffuser which diffuses and distributes the electromagnetic energy irradiated by the irradiation apparatus to an irradiation region of the microfluidic device.

Abstract: Disclosed is a connector to connect an electric element and a power source to each other. The connector includes a first contact provided on a first body and electrically connected to the electric element, and a second contact provided on a second body and electrically connected to the power source, wherein the first contact and the second contact come into contact with or are separated from each other upon receiving pressure caused by relative movement between the first body in the second body.

Abstract: Provided are an apparatus and method for recognizing a home position of a rotatable body. The apparatus includes: a tray including a support surface on which the rotatable body can be seated; a rotatable body position alignment unit for controlling the position of the rotatable body so that the rotatable body is aligned to be in a predetermined position when the rotatable body is seated on the support surface of the tray; a motor including a motor shaft that rotates by power supply, and a turntable that can be coupled with the rotatable body and rotates the rotatable body; and an encoder that is connected to the motor shaft and generates signals for measuring a rotational angle and a rotational direction of the motor shaft.

Abstract: A microfluidic device including a platform and a cartridge is disclosed. The platform includes a chamber containing a fluid. The reagent cartridge is mounted to the platform. and contains a solid reagent for detecting material contained in the fluid.