Abstract: A lower module of a power electronic device includes a lower module included in a power electronic device that is divided into an upper module and a lower module by an intermediate plate and comprises a blower fan to introduce air into the inner space of the lower module; a plurality of capacitors installed in a suspended form on the intermediate plate and spaced apart from the blower fan; a heat sink having a plurality of heat dissipation fins through which heat generated from a heating component disposed on the upper module is conducted, and disposed adjacent to the capacitors to cool the plurality of heat dissipation fins by air moved from the plurality of capacitors; a DC reactor cooled by the air moved from the heat dissipation fins; and a discharge plate having a vent hole to discharge the air moved from the DC reactor to the outside.

Abstract: Provided is an apparatus for diagnosis and prediction of a severe accident in a nuclear power plant. The apparatus comprises a classification unit configured to derive a plurality of scenarios for diagnosis and prediction of the severe accident in the nuclear power plant; a strorage medium storing instructions for executing a method for diagnosis and prediction of the severe accident in the nuclear power plant using a learning model trained by a training database including training input variables for the plurality of scenarios and severe accident diagnosis and prediction information corresponding to the training input variables; and a processor configured to obtain diagnostic input variables for the diagnosis and prediction of the severe accident in the nuclear power plant, input the diagnostic input variables into the learning model to check the severe accident diagnosis and prediction information, and output the checked severe accident diagnosis and prediction information.

Abstract: Provided is a detachable light source supply apparatus in which a light source element, which has a high probability of failure among components of an optical transceiver, is separately disposed on the outside, to supply a light source to the optical transceiver. This detachable light source supply apparatus includes a detachable coupling part to the optical transceiver, and an optical input/output unit. The detachable coupling part and the optical input/output unit may be implemented with MPO type connectors. Depending on various wavelength standards, an external light source element may be a multi-channel light source element that emits light sources having different wavelengths. For the multi-channel light source element, a plurality of light emitter of a single wavelength may be used, and in other embodiments, a multi-channel light emitter that emits light sources having a plurality of different wavelengths may be used.

Abstract: A dialyzer control apparatus includes a magnetic field generator which is disposed on an outer surface of a dialyzer which removes wastes from a blood flowing therein and generates a magnetic field; and a controller which controls the magnetic field generator to perform a magnetic field stimulation on the blood flowing into the dialyzer. The magnetic field stimulation may be a stimulation related to the improvement of the Rouleaux formation for the red blood cells in the blood.

Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device according to the present disclosure includes a deuterated organic electroluminescent material, so it can exhibit a low driving voltage and high luminous efficiency.

Abstract: An instrument for biological analysis includes a base, an excitation source, an optical sensor, an excitation optical system, and an emission optical system. The base is configured to receive a sample holder comprising a plurality of biological samples. The optical sensor is configured to receive emissions from the biological samples in response to the excitation source. The instrument may additionally include a sensor lens enclosed by a lens case and a focusing mechanism including a gear that engages the lens case, the focusing mechanism being accessible outside the enclosure for adjusting a focus. The may instrument further include a sensor aperture dispose along an emission optical path and a blocking structure disposed to cooperate with the sensor aperture such that none of the reflected radiation from an illuminated surface near the sample holder is received by the optical sensor that does not also reflect off another surface of the instrument.

Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure may be comprised in a light-emitting layer, and is effective for producing an organic electroluminescent device having high luminescent efficiency and/or excellent lifespan characteristic.

Abstract: Provided is an electronic apparatus having an electronic control device. An electronic apparatus having an electronic control device, according to one embodiment of the present disclosure, may comprise: the electronic control device having a first coupling part and an electronic control device groove part; a bracket including a side wall having a bracket protrusion to be coupled to the electronic control device groove part and a fixing member protrusion seating groove to be coupled to the first coupling part, wherein the bracket includes a pair of second coupling parts and a pair of third coupling parts and has a through-hole formed in the central portion thereof; a housing which includes a pair of fourth coupling parts and a pair of fifth coupling parts formed on a first surface, and has an electronic apparatus disposed therein; and a circuit board electrically connected to the electronic apparatus and electrically connected to the electronic control device via the through-hole.

Abstract: An electronic control device according to an embodiment of the present disclosure comprises a lower cover including a side wall with a first coupling portion and a second coupling portion; a circuit board arranged inside the side wall of the lower cover and having on the upper surface thereof a button; a middle cover provided with a third coupling portion coupled to the first coupling portion and a first button hole, and coupled to the lower cover by coupling of the third coupling portion to the first coupling portion; a button cover arranged on the upper surface of the middle cover, covering the first button hole, and having a protrusion portion; and an upper cover including a side wall provided with a fourth coupling portion coupled to the second coupling portion, the upper cover provided with a second button hole, and covering the button cover and the middle cover.

Abstract: Provided is a lithography model simulation method. The method comprises receiving a first mask image, generating a second mask image by simulating an optical model on the first mask image, generating at least one third mask image by simulating a quenching model on the second mask image, and generating a resist image by performing machine learning on the first mask image, the second mask image, and the third mask image. The generating of the resist image comprises outputting first output data by convolving the first mask image with a first kernel, outputting second output data by convolving the second mask image with a second kernel, outputting third output data by convolving the third mask image with a third kernel, and adding together the first to third output data. Each of the first to third kernels is or includes a free-form kernel.

Abstract: The present disclosure relates to technology that performs encrypted communication via a network or a bus, and a communication method using a security key between nodes connected via a network or a bus includes setting a critical cluster among multiple nodes, selecting a primary message shared between the set critical clusters, and encrypting a message using a key generated to be valid for a preset period to enable communication between the critical clusters, wherein each of the critical clusters stores the primary message for the preset period according to a same key generation scheme to generate a block, and generates and possesses a new key based on the generated block and a currently used key, so that information about a previous message and a previous key is sequentially accumulated in the new key.

Abstract: A method of analyzing a plurality of biological sample volumes comprises emitting, along an excitation optical path toward a sample holder holding the plurality of biological sample volumes, electromagnetic radiation from a broadband LED, wherein the broadband LED emits the electromagnetic radiation across a range of wavelengths at a total output power of at least 5 watts and at a maximum intensity at a wavelength less than 600 nanometers and at an intensity less than 30 percent of the maximum intensity at a wavelength of 650 or 670 nanometers, and receiving, by a sensor, an electromagnetic emission transmitted from the sample holder along an emission optical path.

Abstract: An electronic control device according to an embodiment of the present disclosure comprises a lower cover including a side wall with a first coupling portion and a second coupling portion; a circuit board arranged inside the side wall of the lower cover and having on the upper surface thereof a button; a middle cover provided with a third coupling portion coupled to the first coupling portion and a first button hole, and coupled to the lower cover by coupling of the third coupling portion to the first coupling portion; a button cover arranged on the upper surface of the middle cover, covering the first button hole, and having a protrusion portion; and an upper cover including a side wall provided with a fourth coupling portion coupled to the second coupling portion, the upper cover provided with a second button hole, and covering the button cover and the middle cover.

Abstract: In order to pay for a product, when a user places an order for a target product, a user terminal: receives, from a set-top box having obtained order information of the target product, a message for calling a target application installed in the user terminal; executes the target application on the basis of the calling; receives order details related to the order from a card company server; receives target card information for a payment from the user; and transmits the target card information to the card company server, and when the target card information is approved by the card company server, the payment for the target product is made.

Abstract: The present disclosure relates to a technical idea for efficiently using space of a power supply unit of a charging/discharging system by facilitating arrangement and design in a unit module. A modular high-precision charger/discharger sub-rack assembly structure includes: a base plate fixed in a state of being vertically erected to a sub-rack of a high precision charger/discharger; and at least one charger/discharger power supply unit or electrically or physically detachably attached to one surface of the base plate, configured to perform charging or discharging through bi-directional AC-DC conversion or bi-directional DC-DC conversion between a battery and a power source, including constituent circuits arranged in a first direction to have an elongated shape in the first direction and to perform charging or discharging, and arranged in parallel in a second direction perpendicular to the first direction on the base plate.

Abstract: A semiconductor device includes a substrate extending in a first direction and a second direction perpendicular to the first direction, the substrate disposed on a peripheral circuit region and has a cell array region formed therein, a first mold structure which includes insulating layers and gate electrode layers alternately stacked on the substrate, first and second channel structures penetrating, in a third direction perpendicular to the first direction and the second direction, the first mold structure and spaced apart from each other in the first direction, a separation structure penetrating the first mold structure in the third direction between the first and second channel structures and separating the gate electrode layers in the first direction, and first and second auxiliary channel structures penetrating a part of the first mold structure between the separation structure and the first channel structure, and between the separation structure and the second channel structure.

Abstract: A perforation device is disclosed. The perforation device perforating a battery module includes a loading unit configured to convey and load the battery module in a longitudinal direction, a fixing unit configured to fix the battery module, and a perforation unit configured to approach the battery module and perforate the battery module. When the perforation unit approaches the battery module, the fixing unit contacts the battery module on an opposite side of the perforation unit with respect to the battery module and suppresses a movement of the battery module.

Abstract: A process proximity correction method includes receiving a first layout including first to m-th regions, wherein each of the first to m-th regions include first to m-th patterns; and generating a second layout by performing machine learning-based process proximity correction based on first to n-th features the first to m-th patterns. Here, m is a natural number equal to or greater than 3 and n is a natural number greater than or equal to 2.

Abstract: The present invention relates to a modification initiator and a modified conjugated diene-based polymer including the same, and more particularly, the present invention provides a modification initiator including a compound represented by Formula 1, a modified conjugated diene-based polymer including the same, and a method of preparing a modified conjugated diene-based polymer.

Abstract: Disclosed are a communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. A method and an apparatus for configuring a connection with a second device, which provides access to a network, by a first device in a communication system, is provided. The method includes discovering the second device supporting a neighbor awareness network (NAN) and located within a predetermined range from the first device, exchanging an ephemeral key of the first device for identifying the first device and an ephemeral key of the second device for identifying the second device, and performing a secure connection between the first device and the second device.