Abstract: A coil component, may include: a body having a first surface and a second surface facing each other in a first direction; a support member disposed within the body; a coil disposed on the support member; an external electrode disposed on the first surface of the body; and a connection portion disposed within the body to connect the coil and the external electrode, the connection portion having one surface in contact with the coil and another surface in contact with the external electrode, in which the connection portion may include a fused portion formed at an end in contact with the coil.

Abstract: Provided is a polydopamine composite material according to the concept of the present invention, wherein the polydopamine composite material includes a substrate with first nano-protrusions formed on a surface thereof, and a polydopamine layer on the surface of the substrate. The polydopamine layer includes second nano-protrusions protruding in a direction perpendicular to the surface of the substrate.

Abstract: A low-loss spiral coil includes a conducting wire wound N turns of which a width of each of wires corresponding to each of sections of the conducting wire is determined by setting an entire width of the conducting wire to be a width of M sections of the conducting wire, and then determining the width of each of the wires such that a resistance of the spiral coil formed based on the width of the M sections is minimized.

Abstract: A multi-channel optical sub-assembly includes a printed circuit board with a signal processor mounted thereon, a package window mounted on the printed circuit board, the package window including a transparent material, a package mounted on the package window, and an optical device accommodated into an inner space of the package and configured to convert an electrical signal, input from the signal processor, into an optical signal, wherein the electrical signal sequentially passes through a window through electrode buried in the package window and a package through electrode buried in the package and is input to the optical device.

Abstract: A lower rail for a seat of a vehicle has a structure with a curved movement path, in which the seat may be moved in an oblique direction or a diagonal direction according to various seat positions, thereby allowing a degree of freedom for adjusting a seat position movement. In addition, the lower rail includes a curved inner channel bent at a predetermined angle and a curved outer channel bent at about a same angle as the curved inner channel, which are separately provided and configured to be mutually combined in order to provide one curved movement path for moving the seat.

Abstract: The present invention relates to a polar functional group-partially introduced polymer, a preparation method therefor, and an organic electronic element adopting the same. The organic electronic element of the present invention has excellent photoelectric conversion efficiency and stability and is very advantageous in commercialization, by adopting the polar functional group-partially introduced polymer of the present invention.

Abstract: The present invention relates to a polar functional group-partially introduced polymer, a preparation method therefor, and an organic electronic element adopting the same. The organic electronic element of the present invention has excellent photoelectric conversion efficiency and stability and is very advantageous in commercialization, by adopting the polar functional group-partially introduced polymer of the present invention.

Abstract: Provided are a novel organic semiconductor compound, a production method thereof, and an organic electronic device using the same, wherein the organic semiconductor compound includes a thiazolidine functional group introduced into a heteroaromatic ring to thereby remarkably improve photovoltaic characteristics of an organic electronic device including the same.

Abstract: Provided are a novel organic semiconductor compound, a production method thereof, and an organic electronic device using the same, wherein the organic semiconductor compound includes a thiazolidine functional group introduced into a heteroaromatic ring to thereby remarkably improve photovoltaic characteristics of an organic electronic device including the same.

Abstract: An X-ray photography device capable of readily photographing by switching to various photography modes such as a standing mode, a table mode and the like with one X-ray photography device is disclosed. To this end, the X-ray photographing device comprises: a base frame; a support frame pivotably coupled to one side of the base frame through a hinge shaft and on one side of which an X-ray detector for detecting X-rays irradiated from an X-ray generation device is slidably provided; and an actuator of which one end is rotatably fixed to the base frame and of which the other end is rotatably fixed to the support frame spaced at a predetermined distance from the hinge shaft, and which pivots the support frame around the hinge shaft within a predetermined angle range while moving a driving shaft therein forward and backward by pneumatic or hydraulic pressure supplied from the outside.

Abstract: Provided are a mixed metal halide perovskite compound, and an electronic device including the same, wherein the mixed metal halide perovskite compound includes an organic cation, two or more kinds of metal cations, and a halogen anion.

Abstract: Provided are a novel polymer, a method of preparing the same, and an organic semiconductor device including the same. According to the present invention, the fluorine content-controlled polymer is employed in an organic active layer, thereby providing an organic optoelectric device representing improved power conversion efficiency (PCE).

Abstract: Provided is an apparatus for manufacturing a semiconductor or metal oxide ingot by sequentially inducing a liquid-to-solid phase transition of a liquid raw material following a solidification direction, the apparatus including: a crucible containing a semiconductor or metal oxide raw material; a cooling unit spaced apart from the crucible at a predetermined distance in a vertical direction, when a height direction of the crucible is designated by the vertical direction and a direction perpendicular to the vertical direction is designated by a horizontal direction; a first heating unit spaced apart from the crucible at a predetermined distance in the horizontal direction and surrounding a circumferential surface of the crucible; and an insulating member provided between the crucible and the cooling unit in the horizontal direction, a position of the insulating member being shifted by a shifting unit.

Abstract: Provided are a mixed metal halide perovskite compound, and an electronic device including the same, wherein the mixed metal halide perovskite compound includes an organic cation, two or more kinds of metal cations, and a halogen anion.

Abstract: An X-ray photography device capable of readily photographing by switching to various photography modes such as a standing mode, a table mode and the like with one X-ray photography device is disclosed. To this end, the X-ray photographing device comprises: a base frame; a support frame pivotably coupled to one side of the base frame through a hinge shaft and on one side of which an X-ray detector for detecting X-rays irradiated from an X-ray generation device is slidably provided; and an actuator of which one end is rotatably fixed to the base frame and of which the other end is rotatably fixed to the support frame spaced at a predetermined distance from the hinge shaft, and which pivots the support frame around the hinge shaft within a predetermined angle range while moving a driving shaft therein forward and backward by pneumatic or hydraulic pressure supplied from the outside.

Abstract: The present invention relates to a high-output apparatus for manufacturing a polycrystal silicon ingot for a solar cell, and more particularly, to an apparatus for manufacturing a polycrystal silicon ingot by means of heating and melting raw silicon in a vacuum chamber, and then cooling the molten silicon, wherein the apparatus comprises: a plurality of crucibles arranged so as to be horizontally separated from one another within the vacuum chamber, and in each of which raw silicon is filled for manufacturing polycrystal silicon ingots; heating means provided at the outside of each of the crucibles so as to heat each crucible and melt the raw silicon filled therein; and cooling means for cooling the crucibles, so as to enable the silicon melted by the heating means to be cooled in one direction and be formed into polycrystal ingots.

Abstract: Provided are an organic semiconductor compound, a method for preparing same, a polymer compound having the organic semiconductor compound of the present invention as a monomer, and an organic semiconductor device containing the polymer compound. Said organic semiconductor compound has side chains in the chemical structure thereof, and is highly soluble in a solvent, and therefore the organic semiconductor compound can be effectively used in solution-based processes. The organic semiconductor device containing the polymer compound according to the present invention yields high manufacturing efficiency.

Abstract: The present invention relates to a pyrene-containing conductive polymer represented by formula 1 and an organic solar cell comprising the same as an organic photovoltaic material. The conductive polymer has improved hole mobility as a result of introducing a specific amount of pyrene either into a polymer, which consists only of a donor functional group comprising one or more aromatic monomers, or into a donor-acceptor type polymer comprising a repeating acceptor introduced into a donor functional group. Thus, the conductive polymer can be used as an organic photovoltaic material in organic photodiodes (OPDs), organic light-emitting diodes (OLEDs), organic thin-film transistors (OTFTs), organic solar cells and the like. In addition, an organic solar cell showing high power conversion efficiency (PCE) can be provided using an organic photovoltaic material comprising the pyrene-containing conductive polymer as an electron donor.

Abstract: Provided is an apparatus for manufacturing a semiconductor or metal oxide ingot by sequentially inducing a liquid-to-solid phase transition of a liquid raw material following a solidification direction, the apparatus including: a crucible containing a semiconductor or metal oxide raw material; a cooling unit spaced apart from the crucible at a predetermined distance in a vertical direction, when a height direction of the crucible is designated by the vertical direction and a direction perpendicular to the vertical direction is designated by a horizontal direction; a first heating unit spaced apart from the crucible at a predetermined distance in the horizontal direction and surrounding a circumferential surface of the crucible; and an insulating member provided between the crucible and the cooling unit in the horizontal direction, a position of the insulating member being shifted by a shifting unit.

Abstract: Provided are an organic semiconductor compound, a method for preparing same, a polymer compound having the organic semiconductor compound of the present invention as a monomer, and an organic semiconductor device containing the polymer compound. Said organic semiconductor compound has side chains in the chemical structure thereof, and is highly soluble in a solvent, and therefore the organic semiconductor compound can be effectively used in solution-based processes.