Abstract: The present invention relates to an electrification unit and an electrostatic precipitator comprising same. The electrification unit includes: an electrification frame having a through-hole formed to pass through both surfaces thereof in a direction in which air including dust particles flows; a counter electrode coupled to the electrification frame; and a discharge electrode coupled to the electrification frame and causing corona discharge with respect to the counter electrode, wherein a catalyst layer capable of decomposing or removing ozone is coated on a surface of the counter electrode to decompose, reduce and remove ozone generated by corona discharge, and decompose and remove harmful gas.

Abstract: An embodiment includes a vision training device with high training efficiency for the ciliary muscle including a housing having at least one eyepiece unit corresponding to an eye of a user, a display that displays a target image in front of a fixation axis of the user, a lens arranged between the eyepiece unit and the display unit, a movable unit capable of moving at least one of the display and the lens along the fixation axis, and a control unit that sets at least one training range within a movable range of the display and the lens and controls the movable unit such that at least one of the display and the lens is moved within the training range.

Abstract: Provided is a method and system for collecting clinical trial data based on blockchain, and the method of collecting clinical trial data based on blockchain includes the steps of: receiving the clinical trial data from a researcher terminal; requesting verification of the received clinical trial data from a verification node; performing consensus verification on a verification result when the verification result according to the verification request is received from the verification node; and propagating the clinical trial data to the verification node according to a result of the consensus verification, performed by a platform.

Abstract: A pad conditioner comprising: a disk holder that is rotatable; a frame on the disk holder; a lifting and lowering support member that is between the frame and the disk holder; a posture adjusting member that is between the lifting and lowering support member and the frame and has a thickness, wherein the posture adjusting member is capable of varying the thickness; a posture sensor that is configured to detect a height of the lifting and lowering support member; and a controller that is configured to vary the thickness of the posture adjusting member according to a signal received from the posture sensor.

Abstract: Methods and system for forming electrochemical cells are provided. An electrochemical cell may be formed by providing an electrochemical cell that includes a first electrode and a second electrode, a separator between the first electrode and the second electrode, and an electrolyte, with at least the first electrode is a silicon-dominant electrode. A formation process may then performed, with the formation processing including charging the electrochemical cell by providing a formation charge current at about 1 C or greater to the electrochemical cell, and discharging the electrochemical cell after a rest step between the charging and the discharging.

Abstract: In one embodiment of the present invention, provided are: a composite membrane comprising a polyolefin-based porous support and a solid electrolyte impregnated into the support; and a manufacturing method therefor.

Abstract: A battery cell block includes a plurality of cell units including one or more pouch-type battery cells and a cell cover configured to surround the one or more pouch-type battery cells, the plurality of cell units being stacked in at least one direction, and a fixing member configured to fix a stacked state of the plurality of cell units by surrounding a stack of the plurality of cell units. A battery pack including the battery cell block, and a vehicle including the same, are also provided.

Abstract: Systems and methods are provided for managing operation of silicon-dominant electrode cells. Polarization in a silicon-dominant cell during charge/discharge cycles may be assessed, with the polarization being assessed, at least in part, based on one or both of charge rate and discharge rate. One or more adjustments may be determined based on the assessing of polarization, and the one or more adjustments may be applied to operation of the silicon-dominant cell. The one or more adjustments configured to compensate for at least some of the effects of polarization in the silicon-dominant cell.

Abstract: Provided are a method and apparatus for providing a counseling service. A method of operating a counseling center server interworking with an instant messaging service includes activating a connection with a chatbot server linked to a channel in a chat room, calling a chatbot block corresponding to a specific task included in the chatbot server through the chat room, transmitting a message received from a terminal of a user connected to the chat room to the chatbot server as an input of the chatbot block, and transmitting an output of the chatbot block in response to the message received from the chatbot server to the terminal of the user.

Abstract: A display device includes a first electrode on a substrate; a pixel-defining layer disposed on the substrate and defining a first opening overlapping the first electrode, a bank structure disposed on the pixel-defining layer and defining a second opening overlapping the first opening; a first emissive layer disposed on the first electrode and disposed in the first opening; and a second electrode disposed on the first emissive layer and contacting the bank structure in the second opening. The bank structure includes a first base disposed on the pixel-defining layer and including a conductive material, and a second base disposed on the first base and including a tip protruding toward the first opening. The second base includes a first bank layer disposed on the first base and including a transparent conductive material, and a second bank layer disposed on the first bank layer and including a conductive material.

Abstract: A battery cell assembly is provided. The battery cell assembly includes at least one pouch-type battery cell including an electrode lead, a cell cover surrounding the at least one pouch-type battery cell and having a front open end or a rear open end, a bus bar connected to the electrode lead of the at least one pouch-type battery cell, a bus bar frame supporting the bus bar and covering the front open end or the rear open end of the cell cover where the electrode lead is located, and a flame blocking member including a mesh net formed of a material with high rigidity and high heat resistance coupled to a body of the bus bar.

Abstract: Silicon particles for active materials and electro-chemical cells are provided. The active materials comprising silicon particles described herein can be utilized as an electrode material for a battery. In certain embodiments, the composite material includes greater than 0% and less than about 90% by weight of silicon particles. The silicon particles have an average particle size between about 0.1 ?m and about 30 ?m and a surface including nanometer-sized features. The composite material also includes greater than 0% and less than about 90% by weight of one or more types of carbon phases. At least one of the one or more types of carbon phases is a substantially continuous phase.

Abstract: A display device includes a first pixel electrode and a second pixel electrode spaced apart from each other on a substrate, a first bank layer disposed on the substrate and exposing the first pixel electrode and the second pixel electrode, a first light-emitting layer disposed on the first pixel electrode and a second light-emitting layer disposed on the second pixel electrode, a first common electrode disposed on the first light-emitting layer and a second common electrode disposed on the second light-emitting layer, a second bank layer disposed on the first bank layer and exposing the first common electrode and the second common electrode, and a third bank layer disposed on the second bank layer and including metal nitride, wherein the third bank layer includes a tip protruding further than the sidewall of the second bank layer.

Abstract: Embodiments include an inductor that comprises an inductor trace and a magnetic body surrounding the inductor trace. In an embodiment, the magnetic body comprises a first step surface and a second step surface. Additional embodiments include an inductor that includes a barrier layer. In an embodiment, an inductor trace is formed over a first surface of the barrier layer. Embodiments include a first magnetic body over the inductor trace and the first surface of the barrier layer, and a second magnetic body over a second surface of the barrier layer opposite the first surface. In an embodiment, a width of the second magnetic body is greater than a width of the first magnetic body.

Abstract: A system for determining a filter for evaluating a dissolution quality of a binder solution for a secondary battery electrode according to the present technology includes: a pressure container which accommodates a binder solution; a pressure medium supply source which supplies pressure medium of a predetermined pressure to the pressure container; a filter which is connected to the pressure container by a pipe; a flow rate measuring unit which measures a flow rate of the binder solution filtered by the filter; and a determination unit which measures a time point when a flow rate reaches a specific value predetermined in consideration of an initial flow rate by repeating measurement of the flow rate using each filter having a different pore size, and determines a filter having a filter size in an optimal pore size range based on the time point.

Abstract: The present disclosure may provide a terminal operation method in a wireless communication system. In this case, the terminal operation method may comprise the steps of: receiving reflection plate allocation information from a base station; transmitting one or more reference signals to the base station through a selected reflection plate on the basis of the reflection plate allocation information; acquiring phase information of the reflection plate from the base station; identifying channel information of a terminal on the basis of the phase information of the reflection plate; and transmitting a signal on the basis of the channel information.

Abstract: The present invention relates to an air foil journal bearing including a bump foil having a plurality of elastic bumps and provided and coupled inside a bearing housing, a mid-foil provided inside the bump foil, formed in a circumferential direction, and having at least one circumferential end coupled to the bearing housing, and a top foil provided inside the mid-foil, formed in the circumferential direction, and having at least one circumferential end coupled to the bearing housing, in which a stepped portion is formed as a radius of an inner peripheral surface of a partial circumferential region of the mid-foil is smaller than a radius of an inner peripheral surface of the remaining region, such that an additional pressure is generated in a section in which a maximum positive pressure is applied when a rotor rotates at low speed, such that the rotor may float at a relatively low rotational speed, and friction and vibration between the rotor and the top foil may be reduced.

Abstract: A display device includes an emission area including a pixel electrode, an inorganic layer exposing the pixel electrode to outside the inorganic layer, a light emitting layer and a common electrode, and a bank layer on the inorganic layer and in which an opening is defined corresponding to the emission area. The bank layer includes a first bank layer including zinc, a second bank layer on the first bank layer, a third bank layer on the second bank layer, each of the first bank layer, the second bank layer and the third bank layer including a side surface which defines a portion of the opening in the bank layer; the side surface of the first bank layer recessed from the side surface of the second bank layer in a direction away from the first emission area; and the side surface of the second bank layer recessed from the side surface of the first bank layer in a direction away from the emission area.

Abstract: A battery pack including a plurality of cell units stacked in a first direction, each cell unit including a cell stack including one battery cell or a plurality of battery cells stacked and a cell cover accommodating the cell stack; and a pack case comprising a pack tray on which the plurality of cell units are seated and a pack cover covering the plurality of cell units and coupled to the pack tray, wherein the cell cover has a top open portion and the pack cover has a fire extinguishing material input zone to feed a fire extinguishing material into the cell cover through the top open portion of the cell cover, and wherein at least a portion of the fire extinguishing material input zone is configured to be heat-melted so that the fire extinguishing material is fed into the cell cover.