Abstract: An embodiment of the present disclosure relates to an apparatus for synthesizing nanoparticles by irradiating, with an electron beam, a nanoparticle aqueous solution in a reaction vessel provided inside a shielding chamber, and more particularly, to an apparatus for synthesizing nanoparticles, which is capable of preventing radiation generated in a shielding chamber from leaking out, and facilitating maintenance and repair.

Abstract: An electron transport layer composition for inkjet printing is described. The composition includes metal oxide nanoparticles and at least three solvents being different in terms of at least one of viscosity, polarity, or vapor pressure. A method for preparing the composition and a light-emitting device having an electron transport layer formed from the composition are also described.

Abstract: The present disclosure relates to a method of providing a medical service for clinical diagnosis and prescription, and a system therefor. More particularly, the present disclosure relates to a service providing method and system that generates dental data codes based on teeth information photographed from an examination device, generates and provides clinical diagnosis support data or prescription information required for prescription using the teeth information and dental data codes to a diagnostician or user, and furthermore collects prescription execution information from a device, which is used by the user to manage his or her teeth, to generate and provide feedback information on whether an appropriate prescription action or treatment action has been carried out based thereon, thereby aiding the user in maintaining and managing dental health.

Abstract: The present disclosure relates to a method of providing a medical service for clinical diagnosis and prescription, and a system therefor. More particularly, the present disclosure relates to a service providing method and system that generates dental data codes based on teeth information photographed from an examination device, generates and provides clinical diagnosis support data or prescription information required for prescription using the teeth information and dental data codes to a diagnostician or user, and furthermore collects prescription execution information from a device, which is used by the user to manage his or her teeth, to generate and provide feedback information on whether an appropriate prescription action or treatment action has been carried out based thereon, thereby aiding the user in maintaining and managing dental health.

Abstract: The present disclosure relates to a plaque disclosing composition containing riboflavin 5-phosphate sodium, a method for disclosing a plaque, wherein the plaque is an acquired pellicle, and a method for collecting and analyzing an information about the amount and characteristics of dental plaque by analyzing the color and intensity of fluorescence emitted by riboflavin 5-phosphate sodium for effective treatment of dental plaque even at the early stage.

Abstract: The present invention relates to a novel cathode buffer layer material, and an organic or organic/inorganic hybrid photoelectric device comprising same, and, if a novel compound of the present invention is applied to a cathode buffer layer of an organic photoelectric device such as organic solar cells, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, a surface property of an electron transfer layer is improved via a high dipole moment of the novel compound, an electron can be easily extracted from a photoactive layer to a cathode electrode, and series resistance and leakage current can be reduced, thereby having a useful industrial effect, as performance of the organic or organic/inorganic hybrid photoelectric device being manufactured, such as an organic solar cell, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, can be significantly improved.

Abstract: The present invention relates to a novel cathode buffer layer material and an organic photoelectric device including the same. When the novel compound of the present invention is applied to a cathode buffer layer of an organic photoelectric device, for example, an organic solar cell or an organic photodiode, there is an effect in which the surface characteristics of an electron transport layer are improved through the high dipole moment of the novel compound to thereby facilitate electron extraction from a photoactive layer to a cathode electrode and to reduce series resistance and leakage current, and accordingly, the performance of an organic optoelectronic device (organic solar cell, organic photodiode, etc.) to be manufactured can be remarkably improved, which is industrially advantageous.

Abstract: An embodiment of the present disclosure relates to an apparatus for synthesizing nanoparticles by irradiating, with an electron beam, a nanoparticle aqueous solution in a reaction vessel provided inside a shielding chamber, and more particularly, to an apparatus for synthesizing nanoparticles, which is capable of preventing radiation generated in a shielding chamber from leaking out, and facilitating maintenance and repair.

Abstract: Disclosed is an electronic device. The electronic device may include a plurality of interfaces each of which is connected to one peripheral electronic device in a wired manner to deliver power to the connected peripheral electronic device, a power supply circuit connected to the plurality of interfaces, and a control circuit including a plurality of pins each connected to one interface to allow the power supply circuit to supply power to the plurality of interfaces. In addition, various embodiments understood from the disclosure are possible.

Abstract: A robot for automatically preventing epidemics includes: a moving body which is movable along a passage of an interior space of a transportation element; an injection unit which is mounted to the moving body and injects a chemical solution for disinfection toward the seat disposed in the interior space; and an ultraviolet ray irradiation unit which is mounted to a lower end of the moving body and irradiates ultraviolet rays toward a floor of the passage, in which the robot for automatically preventing epidemics automatically performs epidemic prevention work in the interior space.

Abstract: Provided is a device and method for generating a graphic user interface (GUI) for controlling a plurality of external devices. The device includes a communication interface configured to communicate with the plurality of external devices and download a plurality of control applications to control the plurality of external devices, a processor configured to collect, from the plurality of downloaded control applications, function information to control the plurality of external devices, and configured to provide an integrated application to control the plurality of external devices by using the collected function information, and a display displaying the GUI for controlling the plurality of external devices when the integrated application is executed.

Abstract: A printed circuit board inspection apparatus can inspect the mounting state of a component by generating depth information on the component mounted on a printed circuit board by using a pattern of light reflected from the component and received by an image sensor, inputting the generated depth information into a machine-learning-based model, obtaining depth information with reduced noise from the machine-learning-based model, and using depth information with reduced noise.

Abstract: Disclosed is an electronic device including a power regulator; a processor; a connector comprising first power pins that electrically connect an external electronic device with the power regulator, and first data reception pins that are disposed adjacent to at least some of the first power pins and electrically connect second data transmission pins of a connector of the external electronic device with data reception terminals of the processor; and one or more first receiver capacitors that are electrically connected to the first data reception pins and to the processor in order to block power from leaking into the first data reception pins from the at least some of the first power pins.

Abstract: A printed circuit board inspection apparatus can inspect a mounting state of a component by generating depth information on the component by using a pattern of light reflected from the component mounted on a printed circuit board received by an image sensor, generating two-dimensional image data for the component by using at least one of light of a first wavelength, light of a second wavelength, light of a third wavelength, and light of a fourth wavelength reflected from the component received by a first image sensor, inputting the depth information and the two-dimensional image data for the component into a machine learning-based model, obtaining depth information with reduced noise from the machine learning-based model, and using the noise-reduced information.

Abstract: Provided are a transition metal compound for an olefin polymerization catalyst, an olefin polymerization catalyst containing the transition metal compound, and a polyolefin prepared using the olefin polymerization catalyst for polymerization thereof, wherein the transition metal compound is represented by Chemical Formula A1 or Chemical Formula B1.

Abstract: A grease filter, which includes a first channel having an inlet portion through which oil particles flow in, and a first guide unit configured to guide the oil particles flowing in through the inlet portion, and a second channel having an outlet portion through which the oil particles and air current flowing in through the inlet portion is discharged into the outside, and at least one second guide unit configured to guide the oil particles and air current to be discharged through the outlet portion. Here, the first channel and the second channel are detachably provided. The grease filter can be easily repaired and maintained, and collection efficiency can be improved due to such a configuration.

Abstract: The present technology relates to a coating composition for paper making and to a method for manufacturing an eco-friendly type food wrapping paper with improved damp-proofing properties and blocking properties by using same. The water-dispersible coating composition for paper making of the present technology is a coating composition for paper making, which comprises an acrylic polymer resin and a pigment, the acrylic polymer resin containing an acrylate, the pigment containing at least one of clay, talc, and calcium carbonate, wherein the pigment has a particle diameter of 1800 nm or smaller, and is blended with the acrylate while the acrylate is used as a binder.

Abstract: The present invention relates to a novel cathode buffer layer material, and an organic or organic/inorganic hybrid photoelectric device comprising same, and, if a novel compound of the present invention is applied to a cathode buffer layer of an organic photoelectric device such as organic solar cells, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, a surface property of an electron transfer layer is improved via a high dipole moment of the novel compound, an electron can be easily extracted from a photoactive layer to a cathode electrode, and series resistance and leakage current can be reduced, thereby having a useful industrial effect, as performance of the organic or organic/inorganic hybrid photoelectric device being manufactured, such as an organic solar cell, organic photodiode, colloidal quantum dot solar cell, and perovskite solar cell, can be significantly improved.

Abstract: Disclosed is a method and apparatus for correcting a satellite image acquisition time. The method may include receiving, from a ground-based orbit propagator, an initially predicted imaging time, a correction command execution time, and a desired satellite position for imaging, and calculating a waiting time for imaging, a predicted satellite position, a correction time, and a corrected imaging time to correct a satellite image acquisition time.