Abstract: Embodiments provide a lens moving apparatus including a bobbin including a first coil disposed on an outer circumferential surface thereof, a housing provided with first and second magnets for moving the bobbin by interaction with the first coil, upper and lower elastic members each coupled to both the bobbin and the housing, and a first position sensor for detecting a sum of intensities of magnetic fields of the first and second magnets, wherein the first position sensor is disposed in a space between the first magnet and the second magnet when the bobbin is disposed at an initial position.

Abstract: Provided are: an optical laminate comprising a second adhesive layer, a second adhesive layer laminated on the second adhesive layer, and a light shield part laminated between the first adhesive layer and the second adhesive layer; an optical member comprising same; and an optical display device including same.

Abstract: Provided is a catalyst layer for fuel cell having improved heat-dissipating performance and durability. The catalyst layer for fuel cell according to the present invention is a catalyst layer for fuel cell comprising a first composite and a second composite, wherein the first composite includes: a supporting material, a catalyst including metal particles supported on the supporting material, and a first ionomer coated on the surface of the catalyst; the second composite includes a heat-dissipating material and a second ionomer, the second ionomer is not coated on the surface of the catalyst, and the first ionomer and the second ionomer are identical with or different from each other.

Abstract: The present invention relates to a composition for a polymer electrolyte which includes a polymerizable oligomer capable of forming an excellent crosslink during a polymerization reaction. Also, the present invention relates to a polymer electrolyte, which may ensure high oxidation stability and ionic conductivity by using the composition for a polymer electrolyte, and a lithium secondary battery including the same.

Abstract: A display device is disclosed that includes pixels, a memory, and a degradation compensator. The pixels include light emitting elements. The memory is operable to store degradation information including degradation degrees of the light emitting elements. The degradation compensator is operable to receive the degradation information and generate output grayscales by changing each of input grayscales of the pixels in proportion to each of the degradation degrees. The degradation compensator includes a degradation information changer for changing the degradation information by decreasing a degradation degree having a variation greater than a threshold value among variations of the degradation degrees.

Abstract: An electrolyte for a lithium secondary battery and a lithium secondary battery including the same are disclosed herein. In some embodiments, an electrolyte for a lithium secondary battery includes a lithium salt, a non-aqueous solvent containing a fluorine-based organic solvent, and a fluorine-based compound represented by Formula 1. In some embodiments, a lithium secondary battery includes a positive electrode, a negative electrode, a separator disposed therebetween, and the electrolyte.

Abstract: Provided is a concentration measuring device which includes: a main pipe through which a fluid whose concentration is to be measured flows; a flow cell having a fluid passage and a light passage formed to pass through the fluid passage; a spectrometer capable of measuring absorbance for each wavelength of the source light transmitted to the flow cell and the received light receiving from the flow cell; and an optical cable connecting the flow cell and the spectrometer with each other, wherein the flow cell is separated from the main pipe to be provided separately, and a fluid pipe is connected to the flow cell, so that the fluid flows from the main pipe to the flow cell through the fluid pipe using a pitot tube.

Abstract: A semiconductor device includes: a semiconductor device, comprising: a bit line structure including a bit line contact plug, a bit line, and a bit line hard mask that are sequentially stacked over a substrate; a storage node contact plug that is spaced apart from the bit line structure; a conformal spacer that is positioned between the bit line and the storage node contact plug and includes a low-k material; and a seed liner that is positioned between the conformal spacer and the bit line and thinner than the conformal spacer.

Abstract: An embodiment includes: a housing including an upper surface, a lower surface, an inner surface, and an outer surface located at the side opposite to the inner surface; a bobbin accommodated in the housing; a first coil disposed at an outer surface of the bobbin; a first magnet disposed at the outer surface of the housing; a second magnet disposed in the housing so as to be spaced apart from the first magnet; and a first position sensor disposed at the outer surface of the bobbin, wherein a first part of the housing is positioned between the second magnet and the inner surface of the housing.

Abstract: A preparation process of 5-ethylidene-2-norbornene, including: introducing dicyclopentadiene into a dicyclopentadiene decomposition reactor to thermally decompose the dicyclopentadiene; introducing a product of the above step into a cyclopentadiene purification tower; introducing 1,3-butadiene, a solvent, and cyclopentadiene separated from the top of the cyclopentadiene purification tower into a Diels-Alder reactor to react the same; introducing a product of the immediate above step into a 1,3-butadiene removal tower to recover 1,3-butadiene from the top; introducing a mixture at the bottom of the 1,3-butadiene removal tower into a desolvation tower, and recycling a solvent and unreacted raw materials recovered from the top of the desolvation tower to the dicyclopentadiene decomposition reactor; introducing a mixture at the bottom of the desolvation tower into a 5-vinyl-2-norbornene separation tower to separate 5-vinyl-2-norbornene; and introducing the 5-vinyl-2-norbornene into an isomerization reactor to rea

Abstract: A cable tie used to neatly arrange cables, includes: a fastening part having a locking protrusion formed along the longitudinal direction of one side surface; and a head part which is integrally formed at an end of the fastening part, has an insertion hole which penetrates the center of the front surface and through which the free end of the fastening part passes, and has a locking protrusion formed in a lower portion of the inside of the insertion hole so that the locking protrusion of the fastening part is fixed thereto. A screw fastening portion is formed in the fastening part.

Abstract: A display device includes a display panel including a substrate including a first side extending in a first direction and a second side extending in a second direction intersecting the first direction, and a light emitting element layer positioned on a first surface of the substrate, a first vibrating element disposed on a second surface of the substrate and that vibrates the display panel to output a first sound, a first buffer layer disposed on the second surface of the substrate and disposed between the first side and the first vibrating element, and a second buffer layer disposed on the second surface of the substrate and disposed between the second side and the first vibrating element. The first buffer layer includes a first pore, and the second buffer layer includes a second pore.

Abstract: A cable tie for fixing a bundle of cables and the bound cables to a wall, includes: a fastening part having locking protrusions formed in the longitudinal direction of one surface thereof; a head part, which is integrally formed at the end portion of the fastening part, has an insertion hole, through which a free end of the fastening part passes, penetratingly formed in the center of the front surface thereof, and has a locking step formed at a lower part in the insertion hole so that the locking protrusion of the fastening part is fixed thereto; a connecting part integrally extending from the circumferential surface of the head part; and a bolt fastening part, which is formed at the front end portion of the connecting part.

Abstract: A backlight unit includes a first optical member. The first optical member includes a protrusion extending from a surface of the first optical member. A mold frame partially surrounds the surface of the first optical member. The protrusion of the first optical member includes a fixing hole. The mold frame includes at least one fixing protrusion configured to be inserted into the fixing hole of the protrusion.

Abstract: Methods for analyzing a power system is presented. In some embodiments, a method may analyze system data, reduce the analyzed system data based on a set reduction level, model a device and a high voltage direct-current (HVDC) system interlinked to the device, and reflect the modeled result to the reduced system data.

Abstract: A display device includes: a display panel; and a backlight unit which supplies light to the display panel. The backlight unit includes: a bottom chassis; a light source module disposed along an edge portion of the bottom chassis and including a light source which generates and emits light; and a light guide which is disposed on the bottom chassis and transfers the light emitted from the light source to the display panel. At the edge portion of the bottom chassis, the light source module is disposed between the bottom chassis and the light guide to overlap the light guide, and a main light-emitting surface of the light source faces a side wall of the bottom chassis adjacent to the light source module.

Abstract: Methods for analyzing a power system is presented. In some embodiments, a method may analyze system data, reduce the analyzed system data based on a set reduction level, model a device and a high voltage direct-current (HVDC) system interlinked to the device, and reflect the modeled result to the reduced system data.

Abstract: Power network monitoring systems are presented. In some embodiments, the system includes a master device installed in at least one substation among the plurality of substations, and slave devices installed in remaining substations except from the substation in which the master device is installed. Each of the slave devices may include a first PMU configured to measure data such as reactive/active power, magnitudes and phase angles of a voltage and current of the substation in which the slave device is installed. The master device may analyze data transmitted from each of the slave devices, may generate a command for taking action of a corresponding slave device based on an analyzed result, and may transmit the generated command to the corresponding slave device.

Abstract: The present invention provides a sterilizing apparatus using wet gaseous chlorine dioxide, the sterilizing apparatus comprising: a chamber provided with a sterilization chamber; a gaseous chlorine dioxide generating part for generating wet gaseous chlorine dioxide from stabilized chlorine dioxide; a photoionization detecting part for measuring the concentration of the gaseous chlorine dioxide in the chamber; an electronic control part for controlling a sterilization process; a gaseous chlorine dioxide adsorption removal part for removing gaseous chlorine dioxide remaining in the chamber after the sterilization process has been completed; an operation panel consisting of an input portion for inputting sterilization conditions and a display portion for displaying a sterilization state; and a printer for outputting a sterilization history.

Abstract: A liquid crystal display panel and a liquid crystal display (LCD) device are discussed. One monochromatic light is transmitted through a liquid crystal layer and converted into white light having a plurality of wavelengths through upper photo conversion layer, thus improving light transmittance of liquid crystal and reducing a change in a screen color. The liquid crystal display panel includes: first substrate over the backlight unit; a liquid crystal layer over the first substrate to transmit the one monochromatic light; a photo conversion layer over the liquid crystal layer for converting the one monochromatic light into white light; a color filter layer over the photo conversion layer for filtering the converted white light to display color; and a second substrate on the color filter layer.