Abstract: Disclosed herein is a particle separation apparatus. The particle separation apparatus includes: a bioreactor; a first flow path through which the sludge is discharged from the bioreactor; a first filter including a first mesh separating the granular microorganisms contained in the sludge according to size; a second flow path into which an effluent having passed through the first filter flows; a third flow path connected to the second flow path to discharge the effluent outside; a fourth flow path connected to one side of the second flow path and mounted on a surface of the first filter connected to a surface of the first filter with the second flow path mounted thereon; a fifth flow path through which the effluent having been discharged from the fourth flow path and passed through the first filter flows into the bioreactor; and a first pump creating a flow of the effluent.

Abstract: The present invention provides a fine particle separating apparatus comprising: a first filter part having a first mesh part, mounted therein, for separating fine particles included in sludge according to size, and having a first section and a second section with the first mesh part therebetween; a first flow path mounted in the first section so as to allow the sludge to flow into the first filter part; a second flow path mounted in the second section so as to allow an effluent, having passed through the first filter part, to flow therein; a third flow path connected from the second flow path so as to discharge the effluent to the outside; a fourth flow path connected from one side of the second flow path, and mounted in the second section so as to allow at least a portion of the effluent flowing into the second flow path to flow to the first filter part; a fifth flow path mounted in the first section so as to allow the effluent, discharged by means of the fourth flow path, to pass through the first filter pa

Abstract: Disclosed is an apparatus for separating amine gas from mixed gas, the apparatus including: a washer column through which mixed the gas passes; and a main adsorber column through which the mixed gas passing through the washer column passes. According to the present invention, the apparatus can remove amine gas more effectively and increase the lifetime of an adsorbent by allowing the mixed gas including the amine gas to pass through the washer column and the adsorber column.

Abstract: A semiconductor package includes a package substrate, semiconductor chips stacked on the package substrate, and electrical connectors that connect internal circuitry of each of the chips to the package substrate. Each of the semiconductor chips includes a chip selection pad for transmitting a chip selection signal to the internal circuitry of the semiconductor chip and a chip dummy pad, electrically isolated from the internal circuitry, along a first side of the semiconductor chip. The electrical connectors include a lower chip connector that electrically connects the package substrate to the chip selection pad of the lower semiconductor chip, a first auxiliary connector that electrically connects the package substrate to the chip dummy pad of the lower semiconductor chip, and a second auxiliary connector that electrically connects the chip dummy pad of the lower semiconductor chip to the chip selection pad of the upper semiconductor chip.

Abstract: A guide lamp for a vehicle is provided that guides nearby vehicles or pedestrians as to the path of a vehicle. The guide lamp includes a sensing unit that is configured to sense a path change attempt of the vehicle and a lamp unit that is configured to generate a road beam pattern indicating a direction toward the path change of the vehicle. The lamp unit includes one or more light sources and a light emitter that is configured to generate the road beam pattern by emitting light generated by the light sources in two or more different directions.

Abstract: A low beam shield for headlamps forms a low beam pattern having a uniform light distribution. The low beam shield for headlamps is installed within a headlamp of a vehicle and forms a low beam pattern irradiated ahead of the vehicle and includes a back plate that forms a horizontal plane, a first front plate that extends from a first side of a front end of the back plate and forms a first cut-off edge and a second front plate that extends from a second side of the front end of the back plate and forms a second cut-off edge. An upper surface of the first front plate having the first cut-off edge has a different slope than an upper surface of the second front plate having the second cut-off edge.

Abstract: A lamp for a vehicle that radiates a beam pattern to a vehicle front side is provided. The lamp for a vehicle includes at least one light source and a lens configured to radiate a low beam to a front side of the vehicle through refraction of light emitted from the at least one light source. The lens includes a light incident portion that light emitted from the light source is incident and a light exit portion from that refracts and exits the light. The light exit portion includes a plurality of facets formed to have independent curvatures to refract the light from the light source and to form a beam pattern of the low beam. The portions of the plurality of facets are inclined with respect to a virtual vertical line having at least portions of boundary lines formed between the inclined facets and the neighboring facets.

Abstract: Disclosed is a method for preparing the same. The method for preparing a carrier including ammonium oxidizing bacteria immobilized therein includes: preparing a PVA-alginate mixed solution containing PVA mixed with alginate; adding sludge containing ammonium oxidizing bacteria and sodium bicarbonate (NaHCO3) to the PVA-alginate mixed solution to obtain a foaming-beading solution; and dropping the foaming-beading solution to a saturated boric acid solution to obtain beads including sludge immobilized therein, wherein sodium bicarbonate (NaHCO3) is decomposed to produce carbon dioxide (CO2) which is discharged to the exterior of the beads to form pores in the beads, when the foaming-beading solution is dropped to the saturated boric acid solution to obtain beads including sludge immobilized therein.

Abstract: A test board unit may include a test board, a thermal tank and a heat-dissipating plate. The test board may be configured to provide a semiconductor chip with a test current. The thermal tank may be configured to dissipate heat generated in the semiconductor chip. The heat-dissipating plate may be coupled between the test board and the thermal tank and may be configured to transfer the heat from the semiconductor chip to the thermal tank.

Abstract: A semiconductor package includes a package substrate, semiconductor chips stacked on the package substrate, and electrical connectors that connect internal circuitry of each of the chips to the package substrate. Each of the semiconductor chips includes a chip selection pad for transmitting a chip selection signal to the internal circuitry of the semiconductor chip and a chip dummy pad, electrically isolated from the internal circuitry, along a first side of the semiconductor chip. The electrical connectors include a lower chip connector that electrically connects the package substrate to the chip selection pad of the lower semiconductor chip, a first auxiliary connector that electrically connects the package substrate to the chip dummy pad of the lower semiconductor chip, and a second auxiliary connector that electrically connects the chip dummy pad of the lower semiconductor chip to the chip selection pad of the upper semiconductor chip.

Abstract: A display device and a method of manufacturing a display device are provided. A display device includes: a window; a first pattern on a portion of the window; a second pattern on at least a portion of the first pattern and having a higher surface free energy than the first pattern; an adhesive layer on the window, at least a portion of the adhesive layer being on the second pattern to be in contact with a surface of the second pattern; and a display panel on the adhesive layer.

Abstract: Disclosed is a method for preparing the same. The method for preparing a carrier including ammonium oxidizing bacteria immobilized therein includes: preparing a PVA-alginate mixed solution containing PVA mixed with alginate; adding sludge containing ammonium oxidizing bacteria and sodium bicarbonate (NaHCO3) to the PVA-alginate mixed solution to obtain a foaming-beading solution; and dropping the foaming-beading solution to a saturated boric acid solution to obtain beads including sludge immobilized therein, wherein sodium bicarbonate (NaHCO3) is decomposed to produce carbon dioxide (CO2) which is discharged to the exterior of the beads to form pores in the beads, when the foaming-beading solution is dropped to the saturated boric acid solution to obtain beads including sludge immobilized therein.

Abstract: Disclosed is a hybrid device for combining a photoelectrochemical cell and a thermoelectric element to generate hydrogen and power. The hybrid device includes: a heat source; a thermoelectric element connected to the heat source and driven by the heat source to generate a first electromotive force; and a photoelectrochemical cell connected to the thermoelectric element to receive the first electromotive force, receiving light to generate a second electromotive force, generating hydrogen by the first electromotive force and the second electromotive force, and being cooled by the thermoelectric element.

Abstract: A lamp for a vehicle that radiates a beam pattern to a vehicle front side is provided. The lamp for a vehicle includes at least one light source and a lens configured to radiate a low beam to a front side of the vehicle through refraction of light emitted from the at least one light source. The lens includes a light incident portion that light emitted from the light source is incident and a light exit portion from that refracts and exits the light. The light exit portion includes a plurality of facets formed to have independent curvatures to refract the light from the light source and to form a beam pattern of the low beam. The portions of the plurality of facets are inclined with respect to a virtual vertical line having at least portions of boundary lines formed between the inclined facets and the neighboring facets.

Abstract: A test board unit may include a test board, a thermal tank and a heat-dissipating plate. The test board may be configured to provide a semiconductor chip with a test current. The thermal tank may be configured to dissipate heat generated in the semiconductor chip. The heat-dissipating plate may be coupled between the test board and the thermal tank and may be configured to transfer the heat from the semiconductor chip to the thermal tank.

Abstract: A low beam shield for headlamps forms a low beam pattern having a uniform light distribution. The low beam shield for headlamps is installed within a headlamp of a vehicle and forms a low beam pattern irradiated ahead of the vehicle and includes a back plate that forms a horizontal plane, a first front plate that extends from a first side of a front end of the back plate and forms a first cut-off edge and a second front plate that extends from a second side of the front end of the back plate and forms a second cut-off edge. An upper surface of the first front plate having the first cut-off edge has a different slope than an upper surface of the second front plate having the second cut-off edge.

Abstract: The present disclosure provides an apparatus for enrichment culturing of anaerobic ammonium-oxidizing bacteria, including: a reactor containing a culture medium containing ammonium and nitrite; and activated sludge beads in which the anaerobic ammonium-oxidizing bacteria in the culture medium are supported, wherein the amount of the activated sludge beads is 25-35% based on the volume of the culture medium. Because loss of the anaerobic ammonium-oxidizing bacteria is minimized and the beads have good mechanical strength, the apparatus for enrichment culturing of anaerobic ammonium-oxidizing bacteria can be operated for a long time.

Abstract: A vehicle lamp is provided that includes a light source and a reflector that is configured to reflect light from the light source toward a front of a vehicle. In addition, the lamp includes a heat sink which that has a rear part that is disposed behind the reflector, a lateral part that extends from the rear part toward the front of the vehicle, and a front part that extends from the lateral part to partially overlap the rear part. The light source is disposed on an inner surface of the front part or the lateral part of the heat sink.

Abstract: The present invention relates to a solar cell that can recycle a substrate, and a manufacturing method thereof. The solar cell includes: i) a plurality of nano-structures distanced from each other and extended in one direction; ii) a first conductive layer covering a first end of at least one of the plurality of nano-structures; iii) a second conductive layer distanced from the first conductive layer and covering a second end of the nano-structure; and iv) a dielectric layer disposed between the first conductive layer and the second conductive layer.

Abstract: The present invention relates to a solar cell that can recycle a substrate, and a manufacturing method thereof. The solar cell includes: i) a plurality of nano-structures distanced from each other and extended in one direction; ii) a first conductive layer covering a first end of at least one of the plurality of nano-structures; iii) a second conductive layer distanced from the first conductive layer and covering a second end of the nano-structure; and iv) a dielectric layer disposed between the first conductive layer and the second conductive layer.