Abstract: The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

Abstract: A reverse osmosis filtering module includes: a purified water discharge pipe in which a purified water discharge path is formed, and which has a communication hole that is formed on an outer periphery thereof and communicates with the purified water discharge path; a reverse osmosis filtering part including a reverse osmosis filtering member in which a purified water flow space is formed, and which is wound around the purified water discharge pipe such that the purified water flow space communicates with the communication hole; a first flow channel formation cap provided at one side and having an inlet hole; and a second flow channel formation cap provided at the other side of the reverse osmosis filtering part and having an outlet hole.

Abstract: A bulk acoustic wave resonator includes: a substrate; a first electrode disposed above the substrate; a piezoelectric layer disposed above at least a portion of the first electrode; and a second electrode disposed above at least a portion of the piezoelectric layer. A first gap is formed between the piezoelectric layer and one of the first and second electrodes. The first gap includes a first inner gap disposed in an active area of the bulk acoustic wave resonator, and having a first spacing distance between the piezoelectric layer and the one of the first and second electrodes, and a first outer gap disposed outwardly of the active area and having a second spacing distance, different than the first spacing distance, between the piezoelectric layer and the one of the first and second electrodes.

Abstract: The present disclosure relates to a light source module including: a heat dissipation member; a board disposed on the heat dissipation member; a light-emitting element disposed on the heat dissipation member and configured to transfer heat to the heat dissipation member; and a connection member disposed on the board and configured to electrically connect the light-emitting element and the board, thereby improving stability and reliability.

Abstract: A substrate transport apparatus includes transport hands that clamp substrates by vacuum pressures, respectively, and that are located at different heights, a vacuum pressure supply unit that supplies the vacuum pressures to the transport hands, and a controller that controls the vacuum pressure supply unit to supply the vacuum pressures to the transport hands or interrupt the supply of the vacuum pressures to the transport hands. The controller controls the vacuum pressure supply unit such that the vacuum pressures of the transport hands are turned off at the same height from a substrate support member.

Abstract: A bulk acoustic resonator includes: a substrate including an upper surface on which a substrate protection layer is disposed; and a membrane layer forming a cavity together with the substrate, wherein a thickness deviation of either one or both of the substrate protection layer and the membrane layer is 170 ? or less.

Abstract: The present disclosure relates to an organic light-emitting diode which can operate at a low voltage with high efficiency and exhibits the effect of having an alleviated luminance reduction rate in a low dynamic range. More particularly, the organic light-emitting diode comprises: a first electrode; a second electrode facing the first electrode; and a light-emitting layer and a charge balance control layer arranged sequentially between the first and the second electrode, wherein the light-emitting layer includes at least one of amine derivative compounds represented by the following Chemical Formula A and the charge balance control layer includes at least one of anthracene derivative compounds represented by the following Chemical Formula B or C. The structures of Chemical Formulas A, B, and C are as defined in the specification.

Abstract: An organic compound and an electronic device, the organic compound being represented by General Formula (1): wherein, in General Formula (1), R1, R2, R3, and R4 are each independently a substituted or unsubstituted alkyl group having 1 to 4 carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 4 carbon atoms, or a substituted or unsubstituted alkylthio group having 1 to 4 carbon atoms, A1 and A2 are each independently hydrogen, an aryl group including a ring that includes at least six members, or a heteroaryl group including a ring that includes at least five members, at least one of A1 and A2 being an aryl group including a ring that includes at least six members or a heteroaryl group including a ring that includes at least five members, and A3 is an aryl group including a ring that includes at least six members or a heteroaryl group including a ring that includes at least five members.

Abstract: A fluid treatment device includes a pipe including an inlet, an outlet, an internal space through which a fluid moves and including a light source part disposed in the internal space and providing a light to the fluid. The light source part includes at least one light source unit having a substrate and a plurality of light sources disposed on the substrate and emitting the light. A ratio of a first distance between two light sources adjacent to each other to a second distance between each light source and an inner circumferential surface of the pipe is 1:1.25 or less when viewed in a longitudinal-section.

Abstract: A bulk-acoustic wave resonator includes a resonator including a central portion in which a first electrode, a piezoelectric layer, and a second electrode are sequentially stacked on a substrate, and an extension portion disposed along a periphery of the central portion; and an insertion layer disposed between the piezoelectric layer and the substrate in the extension portion to raise the piezoelectric layer. The insertion layer includes a first insertion layer having a first inclined surface formed along a side surface facing the central portion and a second inclined surface disposed between the first insertion layer and the piezoelectric layer and having a second inclined surface spaced apart from the first inclined surface with respect to a surface direction of the first electrode. The first insertion layer is thinner than the second insertion layer.

Abstract: An inkjet printing apparatus includes a surface acoustic wave module including an inner passage and a surface acoustic wave generator around the inner passage; and an outflow passage connected to the surface acoustic wave module to discharge ink, where the outflow passage includes a first outflow passage connected to the inner passage to discharge first ink particles and a second outflow passage connected to the inner passage to discharge second ink particles having an average diameter smaller than that of the first ink particles, and the surface acoustic wave generator is closer to the second outflow passage than the first outflow passage.

Abstract: A terminal, a cloud apparatus, a method of analyzing, by a terminal, activities of a user, and a method of analyzing, by a cloud apparatus, activities of a user. The terminal includes a communication interface that communicates with an external apparatus over a network; a controller that obtains data used to predict activities of a user and anonymize a portion of the obtained data, and transmit the anonymized data and a remaining portion of the data, which is not anonymized, to the external apparatus through the communication interface; and a display that displays notification information related to the activities of the user based on activity prediction data received from the external apparatus, the activity prediction data being generated based on an analysis of the transmitted data.

Abstract: Disclosed are a lamp for an automobile and an automobile including the lamp. According to one aspect of the present disclosure, provided is a lamp for an automobile, the lamp including: a circuit board; a plurality of light sources provided on a top surface of the circuit board; an optical resin layer provided on the top surface of the circuit board and configured to cover the plurality of light sources; and a fluorescent material layer provided in close contact with a top surface of the optical resin layer. The fluorescent material layer includes: a resin matrix; and fluorescent materials dispersed within the resin matrix.

Abstract: A sterilization module including a main body including an ultraviolet outlet, a transparent member disposed on the ultraviolet outlet to transmit ultraviolet light, and a light source unit irradiating ultraviolet light toward the transparent member, and a sealing member, in which the light source unit includes a circuit board and a light emitting diode chip mounted thereon and including an epitaxial substrate, a conductive semiconductor layer electrically connected to the circuit board directly by an electrode, ultraviolet light is c irradiated toward the transparent member by passing through the epitaxial substrate, the sealing member is disposed between the transparent member and the circuit board, and a distance between the transparent member and the circuit board spaced apart from each other by the sealing member is greater than a height of the light emitting diode chip.

Abstract: A sterilizing module includes a main body and a light source. The main body includes an inner surface, an outer surface and an internal space to treat a target substance in a fluid and connected an inlet and a outlet. The light source is configured to emit light toward the internal space to sterilize the target substance in the fluid. The light source includes a substrate and a plurality of light emitting structures disposed on the substrate. The plurality of light emitting structures is disposed to be spaced apart each other. A first distance between two light emitting structures is adjacent to each other varies depending on a second distance from each light emitting structure to the inner surface of the main body. The second distance has a maximum value and a minimum value of illuminance and a difference between the maximum and the minimum value thereof is about more than 75%.

Abstract: An example head mounted display (HMD) device includes a display for displaying a content; a detection unit for detecting the movement of the object in front of the HMD device; and a processor for changing, on the basis of the location of the object, a screen state of the display to provide image of the front of the HMD device, when the movement of the object is detected.

Abstract: A fluid treatment module includes a pipe providing a flow channel in which fluid flows, the pipe having an inlet and an outlet, a light source module including a substrate and at least one light emitting diode disposed on an upper surface of the substrate and emitting light into the pipe to treat the fluid, a reflector disposed inside the pipe to reflect the light emitted from the light source module and having higher reflectivity with respect to the light than the pipe, and a heat dissipation plate contacting a rear surface of the substrate to dissipate heat from the light source module. The inlet, the outlet, or both are provided in plural to allow a flow speed and a flow direction of the fluid flowing into the pipe to be controlled, and the heat dissipation plate has higher thermal conductivity than the substrate.

Abstract: A bulk-acoustic wave resonator includes: a first electrode; a piezoelectric layer at least partially disposed on an upper portion of the first electrode; and a second electrode disposed to cover at least a portion of the piezoelectric layer. The second electrode includes a frame disposed at an edge of an active region of the bulk-acoustic wave resonator, and the first electrode, the piezoelectric layer and the second electrode are disposed to overlap one another at the edge of the active region. The frame includes a wall disposed at the edge of the active region and a trench formed on an internal side of the wall. An internal boundary line of the trench has a concave-convex shape in a plane parallel to an upper surface of the frame.

Abstract: A bulk-acoustic wave resonator includes a substrate, a first electrode disposed on the substrate, a piezoelectric layer covering at least a portion of the first electrode, and a second electrode covering at least a portion of the piezoelectric layer. When an active region, in which the first electrode and the second electrode are disposed to overlap each other, is viewed from above, among four sides of a rectangle with which at least three vertices of a polygon formed by the active region are in contact, a longest side is defined as a side B and a side connected to side B is defined as a side A, and an aspect ratio (side B/side A) is 1.3 to 3.

Abstract: A bulk-acoustic wave resonator includes: a first electrode disposed above a substrate; a piezoelectric layer disposed to cover at least a portion of the first electrode; and a second electrode disposed to cover at least a portion of the piezoelectric layer. A plurality of steps are formed in any one or any combination of any two or more of the first electrode, the piezoelectric layer, and the second electrode in an active region in which the first electrode, the piezoelectric layer, and the second electrode are all disposed to overlap one another.