Abstract: The present specification relates to a method comprising: (A) mixing a ferrite-based catalyst molded article with diluent material particles; and (B) adding the mixture to a catalyst reactor, and a method for preparing butadiene using the same.

Abstract: A fabrication method for protecting an electrical component on a semiconductor device when subjected to exposure to highly energized electrons, such as those emitted during e-beam irradiation, is provided. An example method may include doping one or more lead-out regions providing an electrical connection to the electrical component of the semiconductor device. In addition, the method may further include forming the electrical component to electrically connect to at least one of the one or more lead-out regions by doping the surface of the semiconductor substrate with a second dopant. Further, the method may include forming a protective barrier on the surface of the semiconductor substrate, substantially aligned with the one or more lead-out regions. The method may further comprise creating one or more cap regions substantially covering the entire surface of the semiconductor except for the lead-out regions by doping the surface of the semiconductor with a third dopant.

Abstract: An organic light emitting diode display includes a driving transistor and a compensation transistor. The driving transistor includes a first gate electrode disposed on a substrate, a polycrystalline semiconductor layer disposed on the first gate electrode of the driving transistor and including a first electrode, a second electrode, and a channel, and a second gate electrode disposed on the polycrystalline semiconductor layer of the driving transistor. The compensation transistor includes a polycrystalline semiconductor layer including a first electrode, a second electrode, and a channel, and a gate electrode disposed on the polycrystalline semiconductor layer of the compensation transistor.

Abstract: A driving circuit includes a sensing component including a sensing channel shared by a first sub-sensing line connected to a first pixel and a second sub-sensing line connected to a second pixel, and a timing controller that converts input data supplied from an external device in response to sensing data supplied from the sensing component, and generates output data. The sensing component further includes a sampling line that receives a first sensing voltage from the first sub-sensing line and a second sensing voltage from the second sub-sensing line, and a sampling switch connected between the sampling line and the first and second sub-sensing lines. The sampling switch is turned on during a first time the first sensing voltage is supplied to the sampling line, and is turned on during a second time different from the first time the second sensing voltage is supplied to the sampling line.

Abstract: The present invention relates to a composition, for preventing or treating a fine dust-induced respiratory disease, comprising a mixture (Rgx 365), comprising ginsenosides Rg2, Rg4, Rg6 and Rh1, as an active ingredient, a preparation method thereof, and a functional health food, for preventing or relieving a fine dust-induced respiratory disease, comprising same. The present invention exhibits excellent effects on permeability reduction, reactive oxygen (ROS) generation reduction, leucocyte reduction and cytokine generation reduction in a model for fine dust-induced inflammatory response, and thus can be utilized for preventing and treating a fine dust-induced respiratory disease.

Abstract: The present invention relates to a novel gadolinium-based compound having a structure in which a gadolinium complex and ferulic acid are linked via a linker, a preparation method therefor, and an MRI contrast agent containing same.

Abstract: An optical pen includes a body, a protrusion connected to the body and protruding in a first direction, a first light source configured to output light in the first direction, a second light source configured to output light in the first direction, a third light source configured to output light in a second direction crossing the first direction, a light sensor configured to receive external light; and a power controller configured to separately control power of the first light source and power of the third light source.

Abstract: When producing a piece of three-dimensional (3D) clothing through a computer simulation, a 3D clothing draping simulation method includes inputting a two-dimensional (2D) clothing pattern, inputting a pattern block, matching the input 2D clothing pattern to the input pattern block, converting the matched 2D clothing pattern and pattern block into a database (DB), selecting a pattern block which is matched with 2D clothing pattern from the pattern block database, and automatically sewing 2D clothing patterns matched with selected pattern blocks together according to sewing information of the pattern blocks.

Abstract: A stage circuit includes: an output unit connected to a first power input terminal and a second power input terminal, the output unit outputting an enable output signal to a first output terminal and an enable carry signal to a second output terminal; a first driver connected to the first power input terminal, the second power input terminal, a clock input terminal, and a second input terminal; and a second driver connected to a first input terminal, the second input terminal, the first power input terminal, and the clock input terminal, the second driver controlling a voltage of the first node. The second driver includes: a first transistor connected between the first node and the clock input terminal, the first transistor including a gate electrode connected to a control node; and a control transistor and a first capacitor, connected in series between the control node and the clock input terminal.

Abstract: The present disclosure provides an air mixer for a compressed air foam (CAF) fire-extinguishing system. A foam concentrate and compressed air are respectively transported by a liquid inlet pipe and an air inlet pipe. When the compressed air and the foam concentrate enter a straight pipe through a first tapered pipe, they reach an outlet end of the first tapered pipe through a path narrowing due to different cross-section diameters at two ends of the first tapered pipe, and there is a compression process. Under an action of a high-pressure airflow, the foam concentrate is fully mixed. The mixed foam concentrate reaches a porous plate of the straight pipe and can be mixed secondarily. When the foam concentrate is discharged by a second tapered pipe, a flow path widens and there is a release process.

Abstract: A method of transmitting power by a wireless power transmitter, the method including receiving a plurality of packets including a foreign object detection (FOD) status packet from a wireless power receiver; determining whether a foreign object is present in a charging area of the wireless power transmitter on the basis of the FOD status packet; and transmitting, to the wireless power receiver, a response signal indicating whether the foreign object is present in the charging area of the wireless power transmitter on the basis of a result of the determination, wherein the response signal is determined using a measured peak frequency of a power signal transmitted by the wireless power transmitter and a reference peak frequency included in the FOD status packet received from the wireless power receiver, wherein the plurality of packets further include at least one of a signal strength packet, an end power transfer packet, a power control hold-off packet, a control error packet, a renegotiation packet, an eight-b

Abstract: An electrode assembly includes a plurality of electrodes arranged in a stack along a stacking axis, where each of the electrodes in the stack is separated along the stacking axis from a successive one of the electrodes in the stack by a respective separator portion positioned therebetween. At least one outer surface of the stack may include a pattern defining a first region and a second region, where a second portion of the stack corresponding to the second region has a different property or height from a first portion of the stack corresponding to the first region. The property may include any one of shading or color of the at least one outer surface of the stack, air permeability of the separator portions in the first and second regions, and adhesive force between the electrodes and separator portions in the first and second regions.

Abstract: The present disclosure relates to the technical field of electrical device state monitoring, and particularly discloses an open-phase fault monitoring system, in which a relay communication unit is configured with an MCU as a central control processing unit, and an external ADC realizes high-speed A/D conversion for a plurality of signals; a timing function is realized by a GNSS&RTC of the relay communication unit, a data interaction function is realized by a LORA module, and data is sent to a background industrial personal computer based on a designed sampling frequency. The system of the present disclosure has the advantages of small volume, high precision, low cost, easy installation and the like, and realizes real-time monitoring and accurate identification of a line open-phase fault of an auxiliary power supply system in a nuclear power plant.

Abstract: A multilayer electronic component includes a body including a dielectric layer and first and second internal electrodes alternately disposed with the dielectric layer therebetween, and including first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction; and an external electrode including a connection portion disposed on the third or fourth surface and a band portion extending from the connection portion to portions of the first and second surfaces, wherein the external electrode includes a sputtered layer disposed in the connection portion and contacting the first or second internal electrode and including Cu, an oxide layer disposed on the sputtered layer and including a Cu oxide, and a conductive polymer layer disposed in the band portion and including a polymer material.

Abstract: A refrigerant storage device for a magnetic field measurement apparatus according to an example embodiment of the present disclosure includes: an outer container; and an inner container inserted into the outer container and storing a liquid refrigerant. The inner container may include: a neck portion into which a baffle insert is inserted; and a body portion having a diameter increased compared to the neck portion. The neck portion may include: a plurality of cylindrical neck portions aligned vertically with each other; and at least one thermal anchor inserted between cylindrical neck portions adjacent to each other. The thermal anchor may be in direct contact with refrigerant vaporization gas. Each of the cylindrical neck portions may have a double-wall structure including an inner cylindrical portion and an outer cylindrical portion.

Abstract: An electric compressor includes a motor configured to generate power; a compression mechanism configured to be driven by the motor and to compress a refrigerant; an inverter configured to control the motor; and a connector configured to include a terminal pin connecting the motor and the inverter, a plate supporting the terminal pin, and an insulator that insulates between the terminal pin and the plate, wherein at least a portion of the insulator is formed to be surrounded by the terminal pin, so that it is possible to suppress the increase in cost, weight, and size due to the connector.

Abstract: Disclosed is an intelligent learning and adjustment system for a tennis training robot, including an image recognition system, an algorithm model, a back-end processing platform, and an optimization model. Preprocessing of incoming ball data is performed, various necessary data, such as speeds and directions of flying tennis balls, spinning and placements, are collected, various data sets are processed by using various machine learning algorithms, effective predictions and decisions are generated to facilitate the prediction of the placement and difficulty level of the incoming ball, so that a capability and level of a sparring athlete can be evaluated, the tennis training robot accordingly makes prediction and recognition, and carries out interactive feedback actions in a timely manner. The entire training process involves continuously updating of weights and bias values to make the predictions increasingly accurate, and the tennis training robot can provide an interactive intelligent training method.