Abstract: A method of manufacturing an argyrodite-type solid electrolyte, an argyrodite-type solid electrolyte, and an all-solid-state battery including the argyrodite-type solid electrolyte are provided. The method includes a first step of adding precursors represented by the following Formulas 1 and 2 into a polar aprotic solvent, followed by stirring to obtain a reaction solution; a second step of adding P2S5 into the stirred reaction solution, followed by further stirring to form a precipitate obtained as a result of the reaction in the reaction solution; and a third step of drying and heat-treating the reaction solution in which the precipitate is formed to obtain a solid electrolyte: [Formula 1] A2S [Formula 2] AX wherein A represents an alkali metal, and X represents an element of the halogen group.

Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.

Abstract: The present invention relates to a method for preparing a sulfide-based solid electrolyte, a sulfide-based solid electrolyte prepared by the method, and an all-solid-state lithium secondary battery including the sulfide-based solid electrolyte. The method of the present invention includes a) mixing Li2S with P2S5 to prepare a mixed powder, b) placing the mixed powder, an ether, and stirring balls in a container, sealing the container, followed by stirring to prepare a suspension, and c) stirring the suspension under high-temperature and high-pressure conditions to prepare sulfide-based solid particles.

Abstract: The present invention relates to a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries. The a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries includes a compound with an argyrodite-type crystal structure represented by the following Formula 1: LiaPSbNcXd??[Formula 1] wherein 6?a?7, 3<b<6, 0<c?1, 0<d?2, and each X is the same or different halogen atom selected from the group consisting of chlorine (Cl), bromine (Br), and iodine (I).

Abstract: A solid electrolyte sheet for all-solid batteries has a carrier film including poly (methyl methacrylate) and an ionic conductive material, and has a solid electrolyte slurry coated on the carrier film. The solid electrolyte sheet and an all-solid battery including such a solid electrolyte sheet can realize formation of a solid electrolyte layer as a thin film and can prevent a short-circuit upon stacking a positive electrode and a negative electrode. The solid electrolyte sheet and the all-solid battery can prevent yield decrease resulting from a short-circuit of the all-solid battery and can minimize supernumerary pores due to ionic conductive material incorporated into the solid electrolyte layer to suppress formation of lithium dendrites.

Abstract: A method of manufacturing a high-ion conductive sulfide-based solid electrolyte using dissolution-precipitation includes preparing a composite solvent including a first solvent including a cyano group and a second solvent having a polarity index of less than 4, introducing a raw material including lithium sulfide (Li2S) and phosphorus pentasulfide (P2S5) into the composite solvent, and stirring the raw material to obtain a sulfide precipitate.

Abstract: Disclosed is a method of manufacturing a solid electrolyte for an all-solid battery. The method may include preparing a solvent admixture comprising a first polar organic solvent containing a cyano group and a second polar organic solvent containing a hydroxyl group, preparing an electrolyte admixture by dissolving Li2S, P2S5 and LiCl in the solvent admixture, and preparing a solid electrolyte by stirring the electrolyte admixture. The method may further include precipitating the solid electrolyte by evaporating the solvent admixture, and heat treating the precipitated solid electrolyte. In particular, the solvent admixture may include the second polar organic solvent in an amount of about 0.01 to 0.03 wt % based on the total weight of the first polar organic solvent.

Abstract: Example embodiments of the present invention provide an all-solid-state battery. The all-solid-state battery comprises a solid electrolyte layer, a positive electrode layer disposed on one side of the solid electrolyte layer, and a negative electrode layer disposed on the other side of the solid electrolyte layer. At least one of the positive electrode layer and the negative electrode layer is provided with a composite electrode layer comprising an electrode active material and a solid electrolyte. The solid electrolyte comprises a mixture of a sulfide-based glass ceramic and a sulfide-based crystalline. The all-solid-state battery according to the embodiment of the present invention has an excellent contact area between particles in the composite electrode included in the all-solid-state battery, so that the electrochemical characteristics of the all-solid-state battery including the same can be improved.

Abstract: The present invention provides a spread type processed food using foie gras (duck liver, goose liver) and chicken breasts, a composition thereof and a method for manufacturing the same, and more particularly, a spread type processed food using foie gras and chicken breasts, which is manufactured using foie gras and chicken breasts in a spread form such as butter or jam that can be simply spread on a preferred food such as bread and easily eaten, wherein fishy smell and peculiar smell (odor) of foie gras are effectively removed to allow people of all ages and both sexes to easily eat without repulsion, and the processed food is rich in protein and contains diverse vitamins to promote brain development of growing children and protect various diseases, thereby planning promotion of public health, as well as a composition thereof and a method for manufacturing the same.

Abstract: The present invention relates to a smart mattress system for preventing snoring of a user, wherein a sleep posture of the user is determined and pressure of an air mattress and pressure of an air pillow are adjusted depending on the sleep posture of the user, whereby snoring of the user is stopped.

Abstract: The present invention relates to a method of operating a smart mattress system enabling alarm control, wherein a user is allowed to transition to a light sleep state before an alarm time set by the user. Furthermore, an air mattress and an air pillow interlock with a user terminal so that the user can easily control the air mattress and the air pillow.

Abstract: The present invention relates to a method of operating a smart mattress system for preventing snoring which can stop snoring of a user, wherein an air mattress and an air pillow interlock with a user terminal so that a user can easily control the air mattress and the air pillow.

Abstract: Provided in the present invention are adult stem cells derived from human skin dermis, and a method for isolating same. Further provided in the present invention are osteoblastic cells and adipocytes differentiated from the adult stem cells derived from human skin dermis, and a differentiation method therefor. Further provided in the present invention is a composition for osteogenesis or lipogenesis containing the stem cells, osteoblastic cells, or adipocytes. The isolation method of the present invention enables the adult stem cells derived from human skin dermis to be obtained in an easy and simple manner at a high yield rate. Genes and growth factors which are specifically expressed in the adult stem cells derived from human skin dermis isolated using the method can be separated, identified, and used later.

Abstract: Provided is a method for manufacturing a synthetic gemstone, which manufactures a synthetic gemstone from a body tissue separated from a person or an animal, the method including: extracting a biological material from the body tissue; preparing a mixed material by mixing the biological material with a gemstone material; and growing a synthetic gemstone on a crystal seed as a single crystal by melting the mixed material.

Abstract: A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.

Abstract: Provided are an anode for an all solid cell and a method of fabricating the same. The anode may include an anode current collector, a conductive material of which one end contacts a part of the anode current collector, a conductive coating layer surrounding the conductive material, an anode active material which contacts the other end of the conductive material, and a solid electrolyte. The conductive coating layer may prevent the conductive material and the solid electrolyte from being electrically connected to each other.

Abstract: Provided is a method for preparing a needle-like sulfide-based solid electrolyte. The method may include: preparing a solid electrolyte admixture comprising an organic solvent, Li2S, P2S5, and LiCl; synthesizing a solid electrolyte by stirring the solid electrolyte admixture at a temperature of about 30 to 60° C. for about 22 to 26 hours; first stirring the solid electrolyte at a speed of about 80 to 120 rpm for about 5 to 10 minutes; after the first stirring, second stirring the first stirred solid electrolyte at a speed of about 250 to 300 rpm; vacuum-drying the second stirred solid electrolyte for about 12 to 24 hours; and heat-treating the vacuum-dried solid electrolyte at a temperature of about 350 to 550° C. for about 1 to 5 hours.

Abstract: A slurry for electrostatic spray deposition and method for forming a coating film using the same are provided. The slurry comprises a solvent, a first polymer dissolved in the solvent, and polymer particles containing a second polymer and dispersed in the solvent.

Abstract: Provided is a method for manufacturing a synthetic gemstone from a body tissue of a person or an animal, the method including: extracting a biomaterial from the body tissue; manufacturing a raw material mixture by mixing the biomaterial with a gemstone material; and melting the raw material mixture to form a synthetic gemstone on a crystal seed.

Abstract: Provided is an electrode active material slurry including a clustered complex and a slurry, wherein the clustered complex includes an electrode active material, a solid electrolyte, a conductive material, and a first binder, and the slurry includes a solvent and a second binder. The electrode active material slurry may include the clustered complex including the first binder and the slurry including the second binder so as to decrease a surface area of the overall complex, such that adhesion property with the current collector may be sufficiently secured even by using a small amount of binder, and performance of the all-solid secondary battery may be further improved.