Abstract: Graphite oxide, graphene oxide, and reduced graphene oxide are provided. The graphene oxide includes 25 to 45 at % of oxygen (O) and is effectively exfoliated from graphite oxide, and can embody excellent powder conductivity after reduction.

Abstract: A light emitting element may include a semiconductor stack structure including an N-type semiconductor layer, a P-type semiconductor layer, and an active layer disposed between the N-type semiconductor layer and the P-type semiconductor layer, and an insulating layer disposed on a side portion of the semiconductor stack structure. The semiconductor stack structure may include a fluorinated area disposed adjacent to the insulating layer.

Abstract: The present invention relates to a conversion device for converting a treatment beam for treating a lesion of a subject, comprising: a collimator unit to which the treatment beam is incident and which has a plurality of slits; and a scattering unit that scatters the treatment beam that has passed through the collimator unit.

Abstract: Disclosed is a lamp control device. The lamp control device may include: a lamp having an LED channel; a channel resistor corresponding to the LED channel; and a controller configured to boost a channel resistor voltage applied to the channel resistor, and retain a channel current of the LED channel as a target current, using the boosted channel resistor voltage.

Abstract: An electric compressor of an air conditioning system and a control method thereof. In one method, a stable operation of the electric compressor is ensured by means of logic to protect an inverter unit provided in the electric compressor before an inverter element is damaged due to overheating, so that safety can be secured.

Abstract: A composition for preventing or treating peripheral T-cell lymphoma includes a compound represented by formula 1 or pharmaceutically acceptable salts thereof. Specifically, a pharmaceutical composition based on the composition is capable of effectively ameliorating peripheral T-cell lymphoma by decreasing regulatory T cells and increasing CD8+ T cells. The pharmaceutical composition may exhibit anticancer activity against peripheral T-cell lymphoma by decreasing regulatory T cells which suppress immune responses and increasing CD8+ T cells which exhibit anticancer activity. In addition, the pharmaceutical composition is used for the treatment of peripheral T-cell lymphoma due to excellent safety and tolerability.

Abstract: Provided is an isolated polynucleotide including a nucleotide sequence coding for a non-natural 5-untranslated region (5?-UTR) and a nucleotide sequence coding for a non-natural or natural 3-untranslated region (3?-UTR). As such, the polynucleotide increases mRNA stabilization and translation efficiency and thus can be used for effectively acquiring a desired polypeptide.

Abstract: The present disclosure provides a surface-modified alginate micro-capsule having a core-shell structure in which a core is fluidizable phase alginate, and a shell is alginate hydrogel crosslinked with epigallocatechin gallate dimer, a preparation method thereof, and a cell encapsulation method using the same.

Abstract: A cylindrical secondary battery includes: an electrode assembly including a positive electrode plate having a positive electrode multi-tab, a separator, and a negative electrode plate having a negative electrode multi-tab, the positive electrode plate, the separator, and the negative electrode plate being laminated and wound; a cylindrical can accommodating the electrode assembly; a cap plate coupled at an upper end of the cylindrical can and being electrically connected to the negative electrode multi-tab; and a positive electrode terminal protruding upwardly through the cap plate and being electrically connected to the positive electrode multi-tab.

Abstract: An embodiment system includes an air mobility vehicle configured to transmit a radio signal required to determine a relative position of the air mobility vehicle in response to receiving a signal indicating that landing on a landing pad is permitted, an airport device configured to receive the radio signal, determine the relative position of the air mobility vehicle, and transmit the relative position, and a service provider configured to transmit a command for allowing the air mobility vehicle to land vertically to the air mobility vehicle when it is determined that the air mobility vehicle is located within a predetermined range from the landing pad based on the relative position.

Abstract: Disclosed herein is an apparatus and method for a matrix multiplication operation. The apparatus may include memory for storing first matrix data and second matrix data, an X buffer for storing the first matrix data, a Y buffer for storing the second matrix data, multiple operation units for performing Multiply-and-Accumulate (MAC) operations in parallel on the data input from the X buffer and the Y buffer, and a data loader for storing the first matrix data and the second matrix data read from the memory in the X buffer and the Y buffer, respectively.

Abstract: Provided is a parallel processing device with one or more group processors, in which each of the one or more group processors includes a plurality of instance processors configured to process a kernel execution instance for a predetermined parallel program model-based kernel, each of the plurality of instance processors includes a register storing context reference information including an identifier of a group processor to which the instance processor belongs and an identifier of the instance processor, and each of the plurality of instance processors executes the kernel by reading execution context data, which is stored in a memory for execution of the kernel, using the context reference instance.

Abstract: The present invention relates to a polyimide precursor, a polyimide precursor solution, a polyimide film, a manufacturing method thereof, and a use thereof. The polyimide precursor according to the present invention may provide a polyimide film that has excellent heat resistance and satisfies transparency and a low coefficient of linear thermal expansion, and thus the polyimide film will be usefully applicable in the field of flexible displays requiring high dimensional stability.

Abstract: Disclosed herein is an Artificial Intelligence (AI) processor. The AI processor includes multiple NVM AI cores for respectively performing basic unit operations required for a deep-learning operation based on data stored in NVM; SRAM for storing at least some of the results of the basic unit operations; and an AI core for performing an accumulation operation on the results of the basic unit operation.

Abstract: The present invention relates to a diamine compound, a method of preparing the same, and a composition containing the same. The diamine compound of the present invention may be very usefully used as a monomer used to produce a polyimide film having excellent heat resistance and improved transparency and coefficient of thermal expansion.

Abstract: Disclosed herein is an Artificial Intelligence (AI) processor. The AI processor includes multiple NVM AI cores for respectively performing basic unit operations required for a deep-learning operation based on data stored in NVM; SRAM for storing at least some of the results of the basic unit operations; and an AI core for performing an accumulation operation on the results of the basic unit operation.

Abstract: Disclosed are a system and method for automating the design of a sound source separation deep learning model. A method of automating a design of a sound source separation deep learning model, which is performed by a design automation system, may include automatically searching for a combination of hyper parameters of a separation model constructed in a sound source separation deep learning model by using a neural architecture search (NAS) algorithm and reconstructing the sound source separation deep learning model based on the retrieved combination of the hyper parameters of the separation model.

Abstract: A method of automatically creating an artificial intelligence (AI) diagnostic model for diagnosing an abnormal state of a vehicle includes: acquiring noise and vibration data measured by a sensor of the vehicle as input data, processing the input data, searching and selecting an architecture of the AI diagnostic model based on the processed input data, and providing the AI diagnostic model to diagnose the abnormal state of the vehicle, where an efficient neural architecture search (ENAS) is applied to update the AI diagnostic model and a parameter configuring the AI diagnostic model, the ENAS sharing the parameter with the updated AI diagnostic model.

Abstract: Disclosed herein is a heterogeneous system based on unified virtual memory. The heterogeneous system based on unified virtual memory may include a host for compiling a kernel program, which is source code of a user application, in a binary form and delivering the compiled kernel program to a heterogenous system architecture device, the heterogenous system architecture device for processing operation of the kernel program delivered from the host in parallel using two or more different types of processing elements, and unified virtual memory shared between the host and the heterogenous system architecture device.

Abstract: An electrolyte for a lithium secondary battery according to embodiments of the present invention includes an organic solvent, a lithium salt, and an additive including a cyclic ether-sulfate-based compound. Thereby, cycle characteristics and high-temperature stability of the lithium secondary battery may be improved.