Abstract: An image sensor includes a substrate having first and second surfaces and first and second regions. Unit pixels including photoelectric conversion layers are arranged inside the first region. A pixel separation pattern extends from the first surface to the second surface in the first region, separates each of the unit pixels, and includes a pixel separation spacer film and a pixel separation filling film. A dummy pixel separation pattern extends from the first surface to the second surface in the second region, and includes a dummy pixel separation filling film. A wiring structure disposed on the second surface includes an inter-wiring insulating film and a first wiring. A first contact directly connects the dummy pixel separation filling film and connects the dummy pixel separation filling film to the first wiring. A height of the pixel separation filling film is greater than a height of the dummy pixel separation filling film.

Abstract: A transfer jig configured to load a battery pack in a battery rack and a battery pack loading method using the same, include plurality of vertical frames spaced apart from each other by a predetermined distance and a plurality of L-shaped horizontal frames located spaced apart from each other by a predetermined distance in a height direction of each of the vertical frames so as to form a receiving space configured to allow each of the battery packs to be received therein, wherein the transfer jig includes a pair of side frames spaced apart from each other by a predetermined distance; a plurality of front frames located perpendicular to the side frames; and a plurality of guide rollers, and a battery pack loading method using the same.

Abstract: The present invention relates to a side paper feeding apparatus for feeding raw side paper for paper cup manufacturing, the side paper feeding apparatus comprising: a shuttle cam which is rotated by interlocking with a drive shaft and which horizontally reciprocates a shuttle plate which transfers raw side paper disposed on an upper part to a paper cup former; a driving cam unit provided under the shuttle cam and provided with a rotary cam formed on a rotary shaft fixedly coupled to the shuttle cam to intermittently rotate a first turret, an oscillator cam formed on the rotary shaft to oscillate a second turret, and link arms, wherein one end of each link arm is coupled to one end of a first shaft of the first turret and one end of a second shaft of the second turret, and the other ends are rotatably coupled; and a side paper transfer arm unit including an arm plate coupled to the other end of the first turret, rotational arms each having one end rotatably coupled to the outer circumferential surface of the a

Abstract: Provided is a floating-sleeve hybrid fluid bearing. The floating-sleeve hybrid fluid bearing may comprise: a bearing housing which is mounted by ring-coupling to the outer circumferential surface of a rotary shaft; and a floating sleeve which is mounted between the rotary shaft and the bearing housing so that there is a gap between the floating sleeve and the rotary shaft, and between the floating sleeve and the bearing housing, wherein the rotation of the floating sleeve is constrained by the bearing housing during the rotation of the rotary shaft, and one side of the floating sleeve in the circumferential direction is open in the radial direction.

Abstract: Provided is a multilayered zinc alloy plated steel material comprising a base iron and multilayered plated layers formed on the base iron, wherein each of the multilayered plated layers is any one of a Zn-plated layer, a Mg-plated layer, and a Zn—Mg alloy-plated layer, and the ratio of the weight of Mg contained in the multilayered plated layers is 0.13-0.24 on the basis of the total weight of the multilayered plated layers.

Abstract: A battery pack loading apparatus and a battery pack loading method using the same includes a seating unit configured to allow a battery pack to be seated thereon; a rotation unit configured to rotate the battery pack on the seating unit by a predetermined angle; a first transfer unit configured to move the battery pack rotated by the predetermined angle to a predetermined position; and a second transfer unit configured to transfer the battery pack transferred by the first transfer unit to a battery rack and a battery pack loading method using the same.

Abstract: Provided are a bedding and a bedding cover therefor, the bedding including an upper cover having a first fastening member; a lower cover having a second fastening member; and a bedding insert fitted between the upper cover and the lower cover, and having a third fastening member for coupling to the upper cover and a fourth fastening member for coupling to the lower cover, the upper cover and the lower cover being coupled to each other by the first fastening member and the second fastening member, and being separated from each other by releasing the coupling between the first fastening member and the second fastening member; the upper cover further including a fifth fastening member disposed at a position corresponding to the third fastening member; and the lower cover further including a sixth fastening member disposed at a position corresponding to the fourth fastening member.

Abstract: Provided are a magnetic cell for controlling a shape of a pipe with fluid flow including a magnetic material in the cell, a method of producing the same, and a system for controlling a shape of a pipe with fluid flow and an artificial intelligence planning system for controlling a shape of a pipe with fluid flow using the same, and a repulsive force or attractive force between the magnetic cells is used to induce expansion or contraction of the pipe with fluid flow to control the shape of the pipe with fluid flow.

Abstract: The present invention relates to a thermoplastic resin. More particularly, the present invention relates to a thermoplastic resin that is a graft copolymer having a seed-shell structure and includes a bimodal seed including a large-diameter rubbery polymer having an average particle diameter of greater than 2,000 ? and 3,500 ? or less and a small-diameter rubbery polymer having an average particle diameter of 500 ? to 2,000 ?; and an aromatic vinyl-vinyl cyan shell, wherein the aromatic vinyl cyan compound is included in an amount of 5% by weight to 28% by weight based on a total weight of the aromatic vinyl-vinyl cyan shell. In accordance with the present invention, a thermoplastic resin having a composition capable of improving graft density, and a thermoplastic resin composition capable of increasing dispersion and having high gloss due to inclusion of the thermoplastic resin are provided.

Abstract: The present invention provides a method of preparing a graft copolymer, which comprises graft emulsion polymerization of a diene-based rubber polymer with an aromatic vinyl-based monomer and a vinyl cyanide-based monomer in the presence of an azo-based initiator having a solubility in water at 20° C. of 10 g/100 g or more and a 10-hour half-life decomposition temperature in water of 80° C. or less, wherein the graft emulsion polymerization is initiated at 45 to 55° C. According to the present invention, a method of preparing a graft copolymer, which allows polymerization to be performed at low temperatures and ensures excellent polymerization stability, can be provided.

Abstract: The present invention relates to a method for preparing paraffin, and can provide a method for preparing paraffin including a hydrogenation step of by-products of a process for preparing linear alpha olefins. Since the method for preparing paraffin of the present invention can convert the by-products of the process for preparing linear alpha olefins to paraffin at a high conversion ratio, it is possible to increase the added value of the by-products.

Abstract: Disclosed are a semiconductor device capable of reducing parasitic capacitance between adjacent conductive structures and a method for fabricating the same. The semiconductor device includes a plurality of bit line structures each comprising a first contact plug formed over a substrate and a bit line formed over the first contact plug. A spacer structure having air gaps is formed on sidewalls of the first contact plug and on sidewalls of the bit line. An plug isolation layer is formed between the plurality of bit line structures. The isolation layer includes an opening. A second contact plug is formed in the opening and a memory element is formed over the second contact plug.

Abstract: Provided are a method for preparing a conjugated diene-based polymer and a method for preparing a graft copolymer including the same. The method for preparing a conjugated diene-based polymer includes enlarging a first conjugated diene-based polymer in multiple stages to prepare a second conjugated diene-based polymer, wherein the multi-stage enlargement includes a primary enlargement stage and a secondary enlargement stage, and a weight ratio of acids added in the primary enlargement stage and the secondary enlargement stage is 70:30 to 90:10. A graft copolymer prepared by the above-described method can be used to form a thermoplastic resin molded article excellent in all of plating characteristics, mechanical properties, surface characteristics, colorability, and processability.

Abstract: A Zn—Mg alloy plated steel material having excellent adhesion to plating and corrosion resistance comprises base steel and a plating layer formed on the surface of the base steel, wherein the plating layer comprises a Zn single phase, a Mg single phase, an MgZn2 alloy phase, and an Mg2Zn11 alloy phase, the Zn single phase is contained in the plating layer at a proportion of 15 to 19 volume %, and the proportion of the Zn single phase in a lower t/2 area of the plating layer adjacent to the base steel may be greater than the proportion of the Zn single phase in an upper t/2 area of the plating layer on the surface layer side of the plating layer. (Here, t means the thickness (?m) of the plating layer).

Abstract: Provided is an apparatus for controlling a coating layer in a physical vapor deposition (PVD) plating process that forms a coating layer on a steel sheet with metal vapor by PVD. The apparatus for controlling a coating layer comprises: a crucible into which a molten material is introduced; an electromagnetic induction coil disposed around the outer periphery of the crucible to heat the molten material introduced into the crucible and form a molten metal to generate metal vapor from the molten metal; a power supply unit for supplying an electric current to the electromagnetic induction coil; and a control unit for measuring the impedance of the electromagnetic induction coil and controlling the electric current supplied to the electromagnetic induction coil so that the impedance is kept constant according to the molten material which is introduced into the crucible at a constant feed rate.

Abstract: An image sensor is provided. The image sensor includes a substrate including a first side on which light is incident and a second side opposite the first side; a first separation pattern extending from the second side, the first separation pattern being interposed between unit pixels in the substrate of a light-receiving region and a light-shielding region provided around the light-receiving region; a second separation pattern extending from the first side and overlapping the first separation pattern, the second separation pattern being provided in the substrate of the light-receiving region; and a contact film electrically connected to the first separation pattern, the contact film being provided in the substrate of the light-shielding region. A contact trench which extends from the first side is formed in the light-shielding region of the substrate and exposes the first separation pattern, and the contact film fills at least a part of the contact trench.

Abstract: Provided are a memory controller, a non-volatile memory system, and a method of operating the same. A method of operating a memory system includes selecting a plurality of source blocks to be garbage-collected, copying selected valid data from two or more source blocks among the plurality of source blocks into a destination block, storing changed mapping information in an update cache according to a result of the copying, and updating a mapping table by using the mapping information stored in the update cache.

Abstract: Provided is a galvanized steel sheet plated by vacuum deposition and, more specifically, to a galvanized steel sheet having excellent hardness and galling resistance, and a method for manufacturing same. The zinc coated steel sheet includes: a base steel sheet; and a zinc coated layer formed on the base steel sheet. The zinc coated layer is formed of a columnar structure, and a content of Mn included in the zinc coated layer is 0.1 to 0.4 wt %.

Abstract: Provided is a coated steel sheet which can be used in vehicles, home appliances, construction materials, and the like, and more specifically, to a heterogeneous coated steel sheet having a zinc coating layer formed on one surface thereof and a zinc-magnesium coating layer formed on the other surface thereof. The heterogeneous coated steel sheet includes: a steel sheet; a zinc coating layer attached to one side of the steel sheet; and a zinc-magnesium alloy coating layer attached to the other side of the steel sheet, wherein a coating adhesion amount of the zinc coating layer is 5 to 60 g/m2, a coating adhesion amount of the zinc-magnesium alloy coating layer is 10 to 40 g/m2, and a magnesium content of the zinc-magnesium alloy coating layer is 8 to 30 wt %.

Abstract: Disclosed herein is an articulated support device. The articulated support device is formed to include a plurality of links connected to each other. A device stand is detachably coupled to the front end of the articulated support device and the rear end of the articulated support device is fixedly coupled to a structure detachably. The connection portions of the plurality of links are fixed not to move relative to each other or the connection portions are released to be rotatable relative to each other through an operation of a handle part provided on a front side of the articulated support device. The articulated support device includes a plurality of rotation and fixing units. Each of the plurality of rotation and fixing units includes a front link connection adapter, a wire central binding portion, a rotation regulation portion, a casing pipe, and an inner connection pipe.