Abstract: A heating system according to the present invention includes a heat pump provided to heat inflow air using a circulating refrigerant; an air heating device provided to heat air passing through the heat pump using water heated by burning a fuel, an external air temperature acquisition unit provided to acquire an external air temperature that is a temperature of external air, and a processor electrically connected to the heat pump, the air heating device, and the external air temperature acquisition unit. In a heating mode, when the external air temperature is greater than a lower limit and less than an upper limit of a balance band, which is a predetermined temperature range, the processor is configured to control the air heating device and the heat pump so that the air is heated by the air heating device and the heat pump.

Abstract: Provided are an electrolyte solution for a redox flow battery including an organic active material having improved solubility and potential and a redox flow battery using the same.

Abstract: A cathode active material for a lithium secondary battery includes a lithium metal oxide particle and a thio-based compound formed on at least portion of a surface of the lithium metal oxide particle. The thio-based compound has a double bond that contains a sulfur atom. Chemical stability of the lithium metal oxide particle may be improved and surface residues may be reduced by the thio-based compound.

Abstract: A core shell quantum dot including a core including a first semiconductor nanocrystal and including zinc, tellurium, and selenium and a semiconductor nanocrystal shell disposed on the core and including a zinc chalcogenide, a method of manufacture thereof, and a device including the same are disclosed, wherein the core shell quantum dot does not include cadmium, lead, mercury, or a combination thereof, wherein in an X-ray photoelectron spectrum of the quantum dot, a peak area for Te oxide to a peak area for Te3d5/2 as an area percentage is less than or equal to about 25%.

Abstract: An embodiment method for operating an electronic device includes transmitting, from a controller, a tearing effect (TE) signal to a touchscreen over a first period of time, the first period of time occurring during a first frame and having a duration that is shorter than a period of the first frame, the TE signal being configured to restrict image data from being displayed on the touchscreen during the first period of time; displaying the first frame of a plurality of frames of the image data on a display of the touchscreen over a second period of time within the period of the first frame other than during the first period of time; and detecting, at the controller, a first touch by performing a first self-sensing scan during the first period of time.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens sequentially disposed in ascending numerical order along an optical axis from an object-side surface of the first lens toward an imaging plane of the optical imaging system, wherein the conditional expression 11?TTL/IMG_HT is satisfied, where TTL is a distance along the optical axis from the object-side surface of the first lens to the imaging plane, and IMG_HT is one-half of a diagonal length of the imaging plane.

Abstract: A core-shell quantum dot including a core including a first semiconductor nanocrystal, the first semiconductor nanocrystal including zinc, tellurium, and selenium and a semiconductor nanocrystal shell disposed on the core, the semiconductor nanocrystal shell including zinc and selenium, sulfur, or a combination thereof and a production thereof are disclosed, wherein the core-shell quantum dot does not include cadmium, lead, mercury, or a combination thereof, wherein the core-shell quantum dot(s) includes chlorine, wherein in the core-shell quantum dot, a mole ratio of chlorine with respect to tellurium is greater than or equal to about 0.01:1 and wherein a quantum efficiency of the core-shell quantum dot is greater than or equal to about 10%.

Abstract: A secondary battery according to an embodiment of the present disclosure includes an electrode assembly to which an electrode lead is attached; a case accommodating the electrode assembly so that a portion of the electrode lead is exposed to the outside; a sealing portion formed in the case to seal the electrode assembly; and a lead film covering a portion of an outer surface of the electrode lead and interposed between the electrode lead and the sealing portion, wherein the electrode lead includes a first region not corresponding to the lead film and exposed to the outside of the case, a second region corresponding to the lead film, and a third region not corresponding to the lead film and not exposed to the outside of the case, wherein a separation groove may be located in the third region.

Abstract: An image acquisition method includes acquiring a first optical signal by emitting a penetrative light beam, which can penetrate a mask layer, to a measurement target mark that is one of marks on a sample, acquiring a second optical signal by emitting a reflective light beam reflecting from the mask layer to the measurement target mark, determining whether the measurement target mark is covered with the mask layer by comparing the first optical signal and the second optical signal, and acquiring a mark image by emitting a first light beam, which penetrates the mask layer, to the measurement target mark when the measurement target mark is covered with the mask layer, and acquiring a mark image by emitting a second light beam different from the first light beam to the measurement target mark when the measurement target mark is not covered with the mask layer.

Abstract: A display apparatus including a display and a supporter. The supporter being mounted on the display and configured to support the display and rotate the display module between a first position and a second position. The supporter including a drive motor, a first gear, and a detection sensor. The drive motor configured to supply a driving force to rotate the display. The first gear configured to rotate together with the display by receiving the driving force from the drive motor. The detection sensor configured to detect a rotation amount of a second gear configured to rotate in with the first gear.

Abstract: Provided are carbon dioxide capture composite particles which contribute to carbon neutrality by fixing carbon dioxide in seawater or an aqueous solution in which calcium ions are dissolved through mineralization, and a method of producing the same. More particularly, provided are carbon dioxide capture composite particles which capture carbon dioxide in seawater to form calcium carbonate particles, preferably aragonite type calcium carbonate, and a method of producing the same. In an exemplary embodiment, a method of producing carbon dioxide capture composite particles including: immersing polyamidoamine particles in seawater or an aqueous solution in which calcium ions are dissolved and maintaining the solution at room temperature under normal pressure to produce carbon dioxide capture composite particles in which aragonite type calcium carbonate particles are formed on a surface of the polyamidoamine particles is provided.

Abstract: A cathode active material for a lithium secondary battery includes a lithium metal oxide particle and a thio-based compound formed on at least portion of a surface of the lithium metal oxide particle. The thio-based compound has a double bond that contains a sulfur atom. Chemical stability of the lithium metal oxide particle may be improved and surface residues may be reduced by the thio-based compound.

Abstract: The present invention relates to a composition including decursinol as an active ingredient for preventing or treating angina, arteriosclerosis, cerebral infarction, and hypertension. Poorly soluble decursinol was found to improve angina, arteriosclerosis, cerebral infarction, prostate hypertrophy, and diabetic hypertension by inhibiting the overgrowth of vascular endothelial cells, and is expected to be usable in the development of a composition for preventing or treating angina, arteriosclerosis, cerebral infarction, prostate hypertrophy, and diabetic hypertension.

Abstract: A semiconductor memory device includes a first substrate including a first region and a second region, a stacked structure only on the first region of the first substrate among the first region and the second region of the first substrate, the stacked structure including word lines, an interlayer insulating film covering the stacked structure, a dummy conductive structure inside the interlayer insulating film, the dummy conductive structure extending through the stacked structure to contact the first substrate, and a plate contact plug inside the interlayer insulating film, the plate contact plug being connected to the second region of the first substrate, and a height of an upper surface of the dummy conductive structure being greater than a height of an upper surface of the plate contact plug relative to an upper surface of the first substrate.

Abstract: Described herein are systems and methods for work from home solutions according to various embodiments of the invention. These solutions accurately diagnose connectivity issue locations and severity from any, some, or all points in a network framework. Embodiments of these solutions may also use artificial intelligence and machine learning to process customer quality-of-experience (QoE) feedback and other relevant indicators. The solutions may improve network connectivity based on these measurements and processes.

Abstract: The present disclosure provides a waveguide display apparatus. The waveguide waveguide display apparatus of the present disclosure is a waveguide display apparatus for correcting curved surface reflection distortion, the waveguide display apparatus including a waveguide for guiding light inputted from the outside; a first diffractive optical element disposed at the waveguide, and diffracting the light inputted from the outside to the inside of the waveguide; and a second diffractive optical element disposed at the waveguide, and diffracting the light guided by the waveguide to output a plurality of diffracted lights in a direction of a curved surface reflector located outside, wherein the second diffractive optical element has a structure of a diffraction grating corresponding to a curvature of the curved surface reflector such that the diffracted lights are reflected at different locations of the curved surface reflector in directions parallel to each other.

Abstract: An automated gas supply system includes a gas cylinder transfer unit configured to transfer a cradle in which one or more gas cylinders storing a gas therein are stored; a gas cylinder inspection unit configured to check properties of the gas stored in the gas cylinder transferred from the gas cylinder transfer unit and check whether the gas leaks from the gas cylinder; a storage queue configured to receive the gas cylinder from the gas cylinder inspection unit by a mobile robot and configured to classify and store the transferred gas cylinders according to the properties of the gas stored in the gas cylinder; and a gas cabinet configured to receive the gas cylinder from the storage queue by the mobile robot and fasten a gas pipe, which is connected to a semiconductor manufacturing process line, to a gas spray nozzle, which is disposed at one side of the received gas cylinder, to supply the gas stored in the gas cylinder to the semiconductor manufacturing process line, wherein the gas cabinet includes a resid

Abstract: A semiconductor manufacturing equipment may include a process chamber for treating a substrate; a front-end module including a first transfer robot, wherein the first transfer robot may be configured to transport the substrate received in a container; a transfer chamber between the front-end module and the process chamber, wherein the transfer chamber may be configured to load or unload the substrate into or out of the process chamber; and a cassette capable of receiving a replaceable component capable of being used in the process chamber. The front-end module may include a seat plate configured to move in a sliding manner so as to retract or extend into or from the front-end module. The cassette may be configured to be loaded into the front-end module while the cassette is seated on the seat plate.

Abstract: A pre-folding apparatus for a pouch-type battery includes: a main frame, a rib, a pusher support portion, and a pusher. The main frame includes a pair of columns and a horizontal bar configured to connect upper portions of the columns. The rib installed to be fixed across the pair of columns under the horizontal bar has a forming protrusion whose upper end is flat. The pusher support portion disposed above the rib includes a linear driving portion configured to move the pusher support portion in a vertical direction along the columns. Finally, the pusher installed at the pusher support portion is aligned with the forming protrusion.

Abstract: Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S20); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S40); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S60); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S80); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S100).