Abstract: A button-type secondary battery includes: a lower can configured to operate as a first electrode terminal; an upper can coupled to the lower can to surround the lower can and configured to operate as a second electrode terminal; and a gasket between the lower can and the upper can. A recessed lower insertion groove and a recessed upper insertion groove are defined in a surface of the lower can and a surface of the upper can, which are in close contact with the gasket, respectively. The lower insertion groove and the upper insertion groove are spaced apart from each other so as not to face each other.

Abstract: A blank mask includes a light-transmitting substrate; and a light-shielding film, disposed on the light-transmitting substrate, including a first light-shielding layer and a second light-shielding layer disposed on the first light-shielding layer. The second light-shielding layer includes at least one of a transition metal, oxygen, or nitrogen, or any combination thereof. A reflectance of a surface of the light-shielding film with respect to light having a wavelength of 193 nm is 20% or more and 40% or less. A hardness value of the second light-shielding layer is 0.3 kPa or more and 0.55 kPa or less.

Abstract: A glass article includes, as a glass composition, about 73 mol % to about 83 mol % of SiO2, greater than about 0 mol % to about 5 mol % of Al2O3, about 10 mol % to about 20 mol % of Na2O and about 3 mol % to about 8 mol % of MgO based on the total weight, satisfying Inequality (1) below: 0<Al2O3/Na2O (R ratio)?0.5, ??(1), where Al2O3 and Na2O are contents (mol %) of the components in the glass composition, and wherein the cover window has a thickness of about 100 micrometers (?m) or less.

Abstract: An apparatus for augmenting textual data according to an embodiment includes a data augmenter configured to generate augmented data by augmenting input textual data according to a data augmentation scheme decided based on a type of natural language processing task of the input textual data and a data classifier configured to classify the augmented data into a positive sample or a negative sample by determining whether or not the augmented data maintains label information of the input textual data based on one or more data classification criteria.

Abstract: There are provided a porous composite membrane formed by blending perfluoroalkoxy alkane (PFA) with an organic substance, and a manufacturing method thereof. The porous composite membrane is able to have pores easily formed simply by blending a fluorine-based polymer with an organic substance without additional pore-forming processes such as stretching and heating, and exhibit excellent properties in terms of resistance to high temperatures and strong acids due to the use of the fluorine-based polymer as a base material, so it is available for use in semiconductor wastewater treatment that uses strong acids like HF.

Abstract: A cathode active material for a lithium secondary battery according to an embodiment of the present disclosures a plurality of composite particles, each of which comprises a lithium metal phosphate particle, and a carbon coating formed on at least a portion of a surface of the lithium metal phosphate particle. A standard deviation of thickness values of the carbon coating measured by an X-ray photoelectron spectroscopy (XPS) for five different composite particles of the plurality of composite particles is 15 nm or less.

Abstract: One aspect of the present disclosure relates to a sol-gel composition enabling reversible sol-gel transition and, more specifically, to a sol-gel composition of which the viscosity changes by external physical force so that reversible sol-gel transition is performed.

Abstract: The present invention provides an electrode assembly having a one directionally spiral-wound structure with a separator sheet interposed between a positive electrode sheet and a negative electrode sheet, wherein the electrode assembly has a horizontal length (x) equal to or more than three times a vertical length (y), and both side end portions of the electrode assembly are bent together in the same direction by a curvature radius (R) satisfying the following Equation 1: S[{1/ln(x/y)}*t]=R??1 wherein t is an average thickness (mm) of the spiral-wound electrode assembly, x is the horizontal length of the electrode assembly, and y is the vertical length of the electrode assembly, and S is a constant of 8 or more, and ln(x/y)?1.

Abstract: Provided are a location tracking method capable of controlling setting of a short-range wireless communication terminal based on search results of assistant terminals adjacent to a communication relay device when a short-range wireless communication terminal, which is an intensive tracking target, enters an area in which the short-range wireless communication terminal can communicate with the communication relay device, and a server and a program using the location tracking method.

Abstract: The present disclosure relates to a positive electrode active material for a lithium-sulfur battery, and the positive electrode active material of the present disclosure includes a sulfur-carbon composite, wherein the sulfur-carbon composite includes a porous carbon material and a sulfur-based material disposed on at least a portion of an inside of pores and a surface of the porous carbon material, wherein the sulfur-based material includes at least one of sulfur (S8) or a sulfur compound, and wherein the porous carbon material satisfies one or more of the following conditions: (1) a sum of particle size D10 and particle size D90 is 60 ?m or less; and (2) a broadness factor (BF) satisfying Equation 1 is 7 or less: Broadness factor (BF)=(particle size D90 of the porous carbon material)/(particle size D10 of the porous carbon material)??[Equation 1].

Abstract: A positive electrode according to the present disclosure includes a current collector; and a positive electrode active material layer on at least one surface of the current collector, wherein the positive electrode active material layer comprises a sulfur-carbon composite and a binder polymer, wherein the sulfur-carbon composite comprises a porous carbon material and a sulfur-based material disposed on at least a portion of an inside of pores and a surface of the porous carbon material, and wherein a ratio of a thickness of the positive electrode (?m) to an amount of carbon per a unit area (1 cm×1 cm) in the positive electrode active material layer (mg) is 80 to 130 (?m/mg).

Abstract: The present disclosure relates to the use of LRRC4 family mimic molecules to determine the expression level of FAM19A5 protein in a subject. In some aspects, such mimic molecules can be used to identify and/or diagnose a subject suffering from or at risk of developing a disease or disorder associated with increased FAM19A5 protein expression. The present disclosure also provides methods of treating subjects identified and/or diagnosed using the methods provided herein.

Abstract: Disclosed is an image sensing device including a first clock distributor suitable for receiving a first input clock signal through a first input terminal, and outputting a plurality of first output clock signals through a plurality of first output terminals, and a first conductive line coupled in common to the plurality of first output terminals.

Abstract: The present disclosure relates to a method for preparing a porous carbon material including: (1) a step of centrifugally milling a porous carbon material; and (2) a step of filtering the centrifugally milled porous carbon material through a sieve, wherein a mesh size of the sieve is 2.8 to 4 times of a D50 particle size of the porous carbon material filtered through the sieve in the step (2). The present disclosure also relates to a porous carbon material prepared by the above-described method, a sulfur-carbon composite and a lithium-sulfur battery including the porous carbon material prepared by the above-described method.

Abstract: In accordance with one aspect of the present disclosure, there is provided an apparatus for detecting rain using a wire mesh sensor including: a wire mesh which is configured to include a plurality of transmitters and a plurality of receivers; and a fixing part for fixing the wire mesh; wherein the plurality of transmitters supply electricity to the wire mesh, and wherein, in response to rain being positioned between a specific transmitter among the plurality of transmitters and a specific receiver among the plurality of receivers, the specific receiver is configured to receive the electricity from the specific transmitter and then transmit the electricity to a measuring part, to thereby allow the measuring part to measure conductivity. This hemispherical apparatus can detect rain accurately by making the incident angles of the rain to be vertical regardless of the directions of the rain.

Abstract: An optical imaging system includes a first lens having a positive refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power and a concave image-side surface; a fifth lens having a refractive power; a sixth lens having a refractive power; a seventh lens having a refractive power; and an eighth lens having a refractive power and a concave object-side surface, wherein the first to eighth lenses are sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system.

Abstract: Disclosed are a method and device for managing a project by using data merging. A project is efficiently operated by dividing a project based on a minimum unit task and designing a plurality of child projects connected in sequential order such that a plurality of child projects proceed in order.

Abstract: The present disclosure discloses a method of generating a master state that is a normal state in a repeated cycle by analyzing log data output from a programmable logic controller (PLC). In addition, a method of generating log data as graph data as data preprocessing for generating a master state is disclosed. The method of generating a master pattern and the method of training a cycle analysis model according to the present disclosure are different from the related art in that the methods are a technology of processing a machine control language (low-level language) that is difficult for humans to analyze and converting the machine control language into an analyzable language (high-level language), i.e., a machine language processing (MLP)-based technology that analyzes the executed machine language (a language that controls a machine) with a computer and can be understood by humans.

Abstract: The present invention relates to an electrolyte solution and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention by suppressing gas generation and increase in thickness.

Abstract: The present exemplary embodiments may provide a latent curing agent including an imidazole-based compound protected by a Diels-Alder reaction between a diene and a dienophile.