Abstract: According to one aspect of the present invention, a group account service providing server capable of converting a private account into a group account in real time through a terminal of the host of a comprises: an account management unit configured to convert a first account into a group account when a group account conversion request for the first account of a host of a group is generated; a transaction ledger management unit configured to record change information in a transaction ledger for the group account when the change information including at least one of a transaction occurrence event and an information occurrence event is generated for the group account; a virtual ledger management unit configured to generate a virtual ledger to be mapped to the transaction ledger when the first account is changed to the group account.

Abstract: The present disclosure relates to a polishing pad, a method of manufacturing the polishing pad, and a method of manufacturing a semiconductor device using the same. In the polishing pad, an unexpanded solid-phase blowing agent is included in a polishing composition when a polishing layer is manufactured, and the unexpanded solid-phase blowing agent is expanded during a curing process to form a plurality of uniform pores in the polishing layer, such that defects occurring on a surface of the semiconductor substrate may be prevented. In addition, the present disclosure may provide a method of manufacturing a semiconductor device to which the polishing pad is applied.

Abstract: According to one aspect of the present invention, a group account service providing server capable of converting a private account into a group account in real time through a terminal of the host of a comprises: an account management unit configured to convert a first account into a group account when a group account conversion request for the first account of a host of a group is generated; a transaction ledger management unit configured to record change information in a transaction ledger for the group account when the change information including at least one of a transaction occurrence event and an information occurrence event is generated for the group account; a virtual ledger management unit configured to generate a virtual ledger to be mapped to the transaction ledger when the first account is changed to the group account.

Abstract: The present disclosure relates to a dual enzyme amplification-based colorimetric sensor system for on-site detection of pathogens. The colorimetric sensor system according to the present disclosure may comprise a combination of the CRISPR/Cas12a system with an enzymatic reaction of urease, thereby facilitating on-site detection of pathogens without separate analytical equipment by analyzing the color change through dual enzyme amplification. In addition, it is possible to selectively change the target by changing the crRNA sequence depending on the target pathogen to be detected, which has the advantage of being applicable to various types of pathogens without limitation.

Abstract: A pouch-type battery cell includes an electrode assembly, a pouch having at least one electrode accommodation portion accommodating the electrode assembly therein and a sealing portion for sealing the electrode assembly, and electrode leads electrically connected to the electrode assembly and exposed externally of the pouch through the sealing portion, wherein the electrode accommodation portion includes a body portion of which a width is greater than a height thereof, and an extension portion extending from a central portion of the body portion in a width direction to one side and having a width narrower than the width of the body portion, the electrode leads are disposed outside the extension portion in the width direction, and an end of the electrode leads has a height lower than an outer portion of the pouch.

Abstract: A secondary battery includes: a first electrode provided with a first collector and a first electrode active material applied on at least one surface of the first collector; and a second electrode provided with a second collector and a second electrode active material applied on at least one surface of the second collector, wherein an uneven coating portion at which the first electrode active material irregularly increases in amount and is applied is provided on at least one of a coating start portion or a coating end portion of the first electrode active material, and an inactive coating portion configured to cover the uneven coating portion is provided on at least one of a coating start portion or a coating end portion of the second electrode active material. A method of manufacturing the secondary battery is also provided.

Abstract: A driving controller for a vehicle includes a detector that obtains driving information of a preceding vehicle and information about the road and a controller that determines a risk level of the preceding vehicle based on the driving information of the preceding vehicle and determines whether to perform avoidance control depending on the risk level. When it is determined that a breakdown or risk occurs in the preceding vehicle, the driving controller provides corresponding logic capable of avoiding the preceding vehicle.

Abstract: The present disclosure relates to an apparatus and a method for measuring miscibility in oil using back titration. The apparatus includes: a flocculation solution storage unit; a flow cell including a UV transmitting member; a dissolving agent storage unit; a UV irradiation unit; and a measurement unit, wherein: a flocculation solution is stored in the flocculation solution storage unit; the flocculation solution circulates between the flocculation solution storage unit and the flow cell; the measurement unit measures the UV transmittance of the flocculation solution while the dissolving agent in the dissolving agent storage unit is supplied to the flocculation solution storage unit; the miscibility in the oil is calculated from the amount of dissolving agent supplied and a change in the UV transmittance measured by the measurement unit; and the miscibility is calculated based on a time point when the slope of increase in the UV transmittance changes.

Abstract: In an apparatus and a method for providing information on autonomous driving of a vehicle to a passenger of the vehicle, when it is recognized whether partial autonomous driving of a vehicle is activated, information on whether a user operates a device including a display may be acquired, and it is determined the user operates the display in a state in which the partial autonomous driving is activated, information on the autonomous driving of the vehicle may be output through the display. An effect of inducing an alert measure of the driver against a dangerous situation may be provided by providing driving information at a site, at which a sight of the driver stays.

Abstract: The present invention relates to an extract of the aerial parts of Prunella vulgaris targeting the psycho-emotional stress that is responsible for the aggravation of the skin and the hair conditions. Preferably, the present invention relates to the use of a composition comprising or consisting of the aerial parts of Prunella vulgaris intended for preventing and/or treating the psychoemotional stress related disorders and/or damages on the skin and the hair follicles.

Abstract: A bispecific antibody according to an embodiment of the present disclosure specifically binds to IL-17A and TNF-?. The bispecific antibody according to the present invention or an antigen binding fragment thereof exhibits high specificity for IL-17A and TNF-? and more favorable neutralization property compared to monospecific antibody of a prior art, and, by quickly suppressing inflammation and an immune response by inhibiting simultaneously IL-17 and TNF-?, it has an advantage of improving the treatment effect with lower dose.

Abstract: Provided are an ink composition, a layer prepared using the ink composition, and a display device comprising the layer, the ink composition comprising a solvent comprising (A) semiconductor nanorods, and (B) at least one diol-based compound, wherein the ink composition has a viscosity of at least 50 cps at 20° C. to 25° C. and at most 20 cps at 35° C. to 65° C.

Abstract: Disclosed are a composition for an organic optoelectronic device including at least one kind of a first host compound represented by the Chemical Formula 1 and at least one kind of a second host compound represented by the Chemical Formula 2, and an organic optoelectronic device and a display device including the composition.

Abstract: An autonomous vehicle and a drone-based emergency response method thereof are provided. The autonomous vehicle includes a communication device that supports communication with a drone and a detection device that detects vehicle status information and driving environment information. A processing device detects an emergency situation occurring on a road based on the vehicle status information and the driving environment information while autonomous driving and performs a response logic matching the recognized emergency situation using the drone.

Abstract: The composition according to an embodiment employs a mixture of curing agents, which comprises a first curing agent containing sulfur and a second curing agent containing an ester group, whereby it is possible to control the physical properties of the polishing pad as necessary.

Abstract: A method for embedding a graph and a system therefor are provided. The method according to some embodiments may include acquiring a colored graph for a target graph, calculating an edge weight for the colored graph based on node color values of the colored graph, generating an edge filtration for the colored graph using the edge weight as a connectivity metric between nodes, and generating an embedding representation of the target graph based on topology information extracted from the edge filtration.

Abstract: A circuit board including an adhesive part, a ceramic board part with the adhesive part, and a printed circuit board part with the adhesive part. The ceramic board and printed circuit board parts are made of different materials. The adhesive part includes: an adhesive layer including an adhesive material, an adhesive part opening, and a conductive paste filled in an inside of the adhesive part opening. A method including providing a ceramic board part, providing a printed circuit board part, and producing an adhesive part. Batch-bonding the printed circuit board part, the adhesive part, and the ceramic board part with one another. Producing the adhesive part includes: bonding a protection layer on two surfaces of an adhesive layer, forming an adhesive part opening penetrating the adhesive layer and the protection layer, filling the adhesive part opening with a conductive paste, and removing the protection layer.

Abstract: Provided is a method for recovering lithium from a waste lithium battery cell including: heat treating a mixture including a waste lithium battery cell and an additive; and trapping a lithium salt produced in the heat treating.

Abstract: A negative electrode for a secondary battery comprises a negative electrode mixture disposed on at least one surface of a negative electrode current collector, wherein the negative electrode mixture comprises a negative electrode active material and a conductive material, wherein the negative electrode active material comprises a silicon-based active material, and wherein the conductive material is composed of a single-walled carbon nanotube (SWCNT).

Abstract: Disclosed is an eco-friendly biodegradable polyester resin composition, including: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid, wherein an alternating ratio of the polyester resin is 0.3 to 0.7, wherein the alternating ratio is a ratio of a diol, bonded between the aromatic dicarboxylic acid and the aliphatic dicarboxylic acid, among the diol. The diol may include 1,4-butanediol; the aromatic dicarboxylic acid may include terephthalic acid or dimethyl terephthalate; and the aliphatic dicarboxylic acid may include adipic acid. When the biodegradable polyester resin composition is dried at 80° C., placed in a stainless steel mold, and compressed at 210° C. under a pressure of 10 MPa for 3 minutes to produce a polyester sheet having a thickness of 300 ?m, the sheet has a tensile strange range from 40 MPa to 60 MPa, an elongation at break range from 800% to 1100%, and Young's modulus range from 20 MPa to 80 MPa.